===== CASE: FOO=1 break =====


  FOO=1 break
  ^~~~
[ -c flag ]:1: Control flow shouldn't have environment bindings

===== CASE: break 1 2 =====


  break 1 2
          ^
[ -c flag ]:1: Unexpected argument to 'break'

===== CASE: x"y"() { echo hi; } =====


  x"y"() { echo hi; }
  ^
[ -c flag ]:1: Invalid function name

===== CASE: function x"y" { echo hi; } =====


  function x"y" { echo hi; }
           ^
[ -c flag ]:1: Invalid KSH-style function name

===== CASE: } =====


  }
  ^
[ -c flag ]:1: Unexpected right brace

===== CASE: case foo in *) echo  =====


  case foo in *) echo
                      ^
[ -c flag ]:1: Expected ;; or esac

===== CASE: ls foo| =====


  ls foo|
         ^
[ -c flag ]:1: Unexpected EOF while parsing command

===== CASE: ls foo&& =====


  ls foo&&
          ^
[ -c flag ]:1: Unexpected EOF while parsing command

===== CASE: foo() =====


  foo()
       ^
[ -c flag ]:1: Unexpected word while parsing compound command

===== CASE: break >out =====


(command.ControlFlow
  token: 
    (Token
      id: Id.ControlFlow_Break
      col: 0
      length: 5
      span_id: 0
      line: (SourceLine line_num:1 content:'break >out' src:(source.CFlag))
      tval: break
    )
  spids: []
)
skipping _oil-parse-error
Skipping some cmd-parse cases on oils-for-unix

===== CASE: PYTHONPATH=. FOO=(1 2) python =====


  PYTHONPATH=. FOO=(1 2) python
               ^~~~
[ -c flag ]:1: Environment bindings can't contain array literals

===== CASE: PYTHONPATH+=1 python =====


  PYTHONPATH+=1 python
  ^~~~~~~~~~~~
[ -c flag ]:1: Expected = in environment binding, got +=

===== CASE:  
    echo line 2
    echo $( echo  =====


      echo $( echo
                   ^
[ -c flag ]:3: Invalid word while parsing command list

===== CASE:  
    echo line 2
    echo ` echo  =====


      echo ` echo
           ^
[ -c flag ]:3: Unexpected EOF while looking for closing backtick

===== CASE: 
    echo line 2
    echo ` echo \`  =====


      echo ` echo \`
           ^
[ -c flag ]:3: Unexpected EOF while looking for closing backtick

===== CASE: 
    echo line 2
    echo ` echo \`unclosed `  =====


      echo ` echo \`unclosed `
                  ^
[ backticks in [ -c flag ] ]:3: Unexpected EOF while looking for closing backtick

===== CASE: echo `for x in` =====


  echo `for x in`
                ^
[ backticks in [ -c flag ] ]:1: Invalid word in for loop

===== CASE: echo < << =====


  echo < <<
         ^~
[ -c flag ]:1: Invalid token after redirect operator

===== CASE: echo $( echo > >>  ) =====


  echo $( echo > >>  )
                 ^~
[ -c flag ]:1: Invalid token after redirect operator

===== CASE: cat <<EOF
$(( 1 * ))  
EOF
 =====


  $(( 1 * ))
          ^
[ -c flag ]:2: Token can't be used in prefix position

===== CASE: cat <<EOF
invalid: ${a!}
EOF
 =====


  invalid: ${a!}
              ^
[ -c flag ]:2: Expected } to close ${

===== CASE: cat <<EOF
$(for x in )
EOF
 =====


  $(for x in )
             ^
[ -c flag ]:2: Invalid word in for loop

===== CASE: cat << $(invalid here end) =====


  cat << $(invalid here end)
         ^~
[ -c flag ]:1: Unterminated here doc began here

===== CASE: cat << $((1+2)) =====


  cat << $((1+2))
         ^~~
[ -c flag ]:1: Unterminated here doc began here

===== CASE: cat << a=(1 2 3) =====


  cat << a=(1 2 3)
         ^~
[ -c flag ]:1: Unterminated here doc began here

===== CASE: cat << \a$(invalid) =====


  cat << \a$(invalid)
         ^~
[ -c flag ]:1: Unterminated here doc began here

===== CASE: cat << "double"$(invalid) =====


  cat << "double"$(invalid)
         ^
[ -c flag ]:1: Unterminated here doc began here

===== CASE: cat << ~foo/$(invalid) =====


  cat << ~foo/$(invalid)
         ^~~~
[ -c flag ]:1: Unterminated here doc began here

===== CASE: cat << $var/$(invalid) =====


  cat << $var/$(invalid)
         ^~~~
[ -c flag ]:1: Unterminated here doc began here

===== CASE: a[-1]+=(4 5) =====


  a[-1]+=(4 5)
         ^
[ -c flag ]:1: Unexpected left paren (might need a space before it)

===== CASE: echo ${ =====


  echo ${
         ^
[ -c flag ]:1: Unexpected token in ${}

===== CASE: ${foo:} =====


  ${foo:}
        ^
[ -c flag ]:1: Token can't be used in prefix position

===== CASE: echo ${a[@Z =====


  echo ${a[@Z
            ^
[ -c flag ]:1: Expected ] to close subscript

===== CASE: echo ${x.} =====


  echo ${x.}
          ^
[ -c flag ]:1: Expected } to close ${

===== CASE: echo ${!x.} =====


  echo ${!x.}
           ^
[ -c flag ]:1: Expected } to close ${

===== CASE: echo ${a:1;} =====


  echo ${a:1;}
            ^
[ -c flag ]:1: Expected : or } in slice

===== CASE: echo ${a:1:2;} =====


  echo ${a:1:2;}
              ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Arith_Semi != Id.Arith_RBrace)

===== CASE: echo ${#a. =====


  echo ${#a.
           ^
[ -c flag ]:1: Expected } after length expression

===== CASE: for (( i = 0; i < 10; i++ ; =====


  for (( i = 0; i < 10; i++ ;
                            ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Arith_Semi != Id.Arith_RParen)

===== CASE: for (( i = 0; i < 10; i++ / =====


  for (( i = 0; i < 10; i++ /
                             ^
[ -c flag ]:1: Unexpected end of input

===== CASE: echo @(extglob|foo =====


  echo @(extglob|foo
       ^~
[ -c flag ]:1: Unexpected EOF reading extended glob that began here

===== CASE: ${undef:- =====


  ${undef:-
           ^
[ -c flag ]:1: Expected } to close ${

===== CASE: ${undef:-$ =====


  ${undef:-$
            ^
[ -c flag ]:1: Expected } to close ${

===== CASE: ${undef:-$F =====


  ${undef:-$F
             ^
[ -c flag ]:1: Expected } to close ${

===== CASE: ${x@ =====


  ${x@
     ^
[ -c flag ]:1: Unexpected token in ${} (VOp3)

===== CASE: ${x@Q =====


  ${x@Q
       ^
[ -c flag ]:1: Expected } to close ${

===== CASE: ${x% =====


  ${x%
      ^
[ -c flag ]:1: Expected } to close ${

===== CASE: ${x/ =====


  ${x/
      ^
[ -c flag ]:1: Pattern in ${x/pat/replace} must not be empty

===== CASE: ${x/a/ =====


  ${x/a/
        ^
[ -c flag ]:1: Expected } after replacement string, got Id.Eof_Real

===== CASE: ${x/a/b =====


  ${x/a/b
         ^
[ -c flag ]:1: Expected } after replacement string, got Id.Eof_Real

===== CASE: ${x: =====


  ${x:
      ^
[ -c flag ]:1: Unexpected end of input

===== CASE: a=(1 & 2) =====


  a=(1 & 2)
       ^
[ -c flag ]:1: Unexpected token in array literal

===== CASE: a= (1 2) =====


  a= (1 2)
    ^
[ -c flag ]:1: Expected ( after =

===== CASE: a=(1 2 =====


  a=(1 2
        ^
[ -c flag ]:1: Unexpected token in array literal

===== CASE: a=(1 ${2@} ) =====


  a=(1 ${2@} )
          ^
[ -c flag ]:1: Unexpected token in ${} (VOp3)

===== CASE: echo ${x/} =====


  echo ${x/}
           ^
[ -c flag ]:1: Pattern in ${x/pat/replace} must not be empty

===== CASE: echo ${x//} =====


  echo ${x//}
             ^
[ -c flag ]:1: Expected } or / to close pattern

===== CASE: echo ${x///foo} =====


  echo ${x///foo}
             ^~~
[ -c flag ]:1: Expected } or / to close pattern

===== CASE: "unterminated double =====


  "unterminated double
  ^
[ -c flag ]:1: Unexpected EOF reading double-quoted string that began here

===== CASE: 'unterminated single =====


  'unterminated single
  ^
[ -c flag ]:1: Unexpected EOF in single-quoted string that began here

===== CASE: 
  "unterminated double multiline
  line 1
  line 2 =====


    "unterminated double multiline
    ^
[ -c flag ]:2: Unexpected EOF reading double-quoted string that began here

===== CASE: 
  'unterminated single multiline
  line 1
  line 2 =====


    'unterminated single multiline
    ^
[ -c flag ]:2: Unexpected EOF in single-quoted string that began here

===== CASE: echo ${x*} =====


  echo ${x*}
          ^
[ -c flag ]:1: Unexpected token in ${} (VOp3)

===== CASE: echo ${x@} =====


  echo ${x@}
          ^
[ -c flag ]:1: Unexpected token in ${} (VOp3)

===== CASE: echo ${x.} =====


  echo ${x.}
          ^
[ -c flag ]:1: Expected } to close ${

===== CASE: echo $(( 1 + 2 ; =====


  echo $(( 1 + 2 ;
                 ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Arith_Semi != Id.Arith_RParen)

===== CASE: echo $(( 1 + 2 ); =====


  echo $(( 1 + 2 );
                  ^
[ -c flag ]:1: Expected second ) to end arith sub

===== CASE: echo $((  =====


  echo $((
           ^
[ -c flag ]:1: Unexpected end of input

===== CASE: echo $(( 1 =====


  echo $(( 1
            ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Eof_Real != Id.Arith_RParen)

===== CASE: (( 1 + 2 / =====


  (( 1 + 2 /
            ^
[ -c flag ]:1: Unexpected end of input

===== CASE: (( 1 + 2 )/ =====


  (( 1 + 2 )/
            ^
[ -c flag ]:1: Expected second ) to end arith statement

===== CASE: (( 1 =====


  (( 1
      ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Eof_Real != Id.Arith_RParen)

===== CASE: (( =====


  ((
    ^
[ -c flag ]:1: Unexpected end of input

===== CASE: a[x+]=1 =====


  a[x+]=1
      ^
[ array place in [ -c flag ] ]:1: Unexpected end of input

===== CASE: a[]=1 =====


  a[]=1
    ^
[ array place in [ -c flag ] ]:1: Unexpected end of input

===== CASE: a[*]=1 =====


  a[*]=1
    ^
[ array place in [ -c flag ] ]:1: Token can't be used in prefix position

===== CASE: (( a + { )) =====


  (( a + { ))
         ^
[ -c flag ]:1: Unexpected token while parsing arithmetic: '{'

===== CASE: (( a + } )) =====


  (( a + } ))
         ^
[ -c flag ]:1: Token can't be used in prefix position

===== CASE: echo $((a b)) =====


  echo $((a b))
            ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Word_Compound != Id.Arith_RParen)

===== CASE: ((a b)) =====


  ((a b))
      ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Word_Compound != Id.Arith_RParen)

===== CASE: for ((x=0; x<5; x++)); do echo $x; done =====


(command.ForExpr
  init: 
    (arith_expr.BinaryAssign
      op_id: Id.Arith_Equal
      left: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 6
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 8
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: 0
            )
          ]
        )
    )
  cond: 
    (arith_expr.Binary
      op_id: Id.Arith_Less
      left: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 11
              length: 1
              span_id: 8
              line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 13
              length: 1
              span_id: 10
              line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: 5
            )
          ]
        )
    )
  update: 
    (arith_expr.UnaryAssign
      op_id: Id.Node_PostDPlus
      child: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 16
              length: 1
              span_id: 13
              line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
    )
  body: 
    (command.DoGroup
      children: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 26
                      length: 4
                      span_id: 21
                      line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (simple_var_sub
                      left: 
                        (Token
                          id: Id.VSub_DollarName
                          col: 31
                          length: 2
                          span_id: 23
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'for ((x=0; x<5; x++)); do echo $x; done'
                              src: (source.CFlag)
                            )
                          tval: '$x'
                        )
                      var_name: x
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 33
              length: 1
              span_id: 24
              line: (SourceLine line_num:1 content:'for ((x=0; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [19 26]
    )
  redirects: []
  spids: []
)

===== CASE: for ((; x<5; x++)); do echo $x; done =====


(command.ForExpr
  cond: 
    (arith_expr.Binary
      op_id: Id.Arith_Less
      left: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 8
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'for ((; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 10
              length: 1
              span_id: 7
              line: (SourceLine line_num:1 content:'for ((; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: 5
            )
          ]
        )
    )
  update: 
    (arith_expr.UnaryAssign
      op_id: Id.Node_PostDPlus
      child: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 13
              length: 1
              span_id: 10
              line: (SourceLine line_num:1 content:'for ((; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
    )
  body: 
    (command.DoGroup
      children: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 23
                      length: 4
                      span_id: 18
                      line: (SourceLine line_num:1 content:'for ((; x<5; x++)); do echo $x; done' src:(source.CFlag))
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (simple_var_sub
                      left: 
                        (Token
                          id: Id.VSub_DollarName
                          col: 28
                          length: 2
                          span_id: 20
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'for ((; x<5; x++)); do echo $x; done'
                              src: (source.CFlag)
                            )
                          tval: '$x'
                        )
                      var_name: x
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 30
              length: 1
              span_id: 21
              line: (SourceLine line_num:1 content:'for ((; x<5; x++)); do echo $x; done' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [16 23]
    )
  redirects: []
  spids: []
)

===== CASE: for ((; ; x++)); do echo $x; done =====


(command.ForExpr
  update: 
    (arith_expr.UnaryAssign
      op_id: Id.Node_PostDPlus
      child: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 10
              length: 1
              span_id: 7
              line: (SourceLine line_num:1 content:'for ((; ; x++)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
    )
  body: 
    (command.DoGroup
      children: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 20
                      length: 4
                      span_id: 15
                      line: (SourceLine line_num:1 content:'for ((; ; x++)); do echo $x; done' src:(source.CFlag))
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (simple_var_sub
                      left: 
                        (Token
                          id: Id.VSub_DollarName
                          col: 25
                          length: 2
                          span_id: 17
                          line: (SourceLine line_num:1 content:'for ((; ; x++)); do echo $x; done' src:(source.CFlag))
                          tval: '$x'
                        )
                      var_name: x
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 27
              length: 1
              span_id: 18
              line: (SourceLine line_num:1 content:'for ((; ; x++)); do echo $x; done' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [13 20]
    )
  redirects: []
  spids: []
)

===== CASE: for ((; ;)); do echo $x; done =====


(command.ForExpr
  body: 
    (command.DoGroup
      children: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 16
                      length: 4
                      span_id: 12
                      line: (SourceLine line_num:1 content:'for ((; ;)); do echo $x; done' src:(source.CFlag))
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (simple_var_sub
                      left: 
                        (Token
                          id: Id.VSub_DollarName
                          col: 21
                          length: 2
                          span_id: 14
                          line: (SourceLine line_num:1 content:'for ((; ;)); do echo $x; done' src:(source.CFlag))
                          tval: '$x'
                        )
                      var_name: x
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 23
              length: 1
              span_id: 15
              line: (SourceLine line_num:1 content:'for ((; ;)); do echo $x; done' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [10 17]
    )
  redirects: []
  spids: []
)

===== CASE: for ((x=0; x<5; x++ b)); do echo $x; done =====


  for ((x=0; x<5; x++ b)); do echo $x; done
                      ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Word_Compound != Id.Arith_RParen)

===== CASE: for ((x=0 b; x<5; x++)); do echo $x; done =====


  for ((x=0 b; x<5; x++)); do echo $x; done
            ^
[ -c flag ]:1: Expected ; here

===== CASE: for ((x=0; x<5 b; x++)); do echo $x; done =====


  for ((x=0; x<5 b; x++)); do echo $x; done
                 ^
[ -c flag ]:1: Expected ; here

===== CASE: ${a:1+2 b} =====


  ${a:1+2 b}
           ^
[ -c flag ]:1: Expected : or } in slice

===== CASE: ${a:1+2:3+4 b} =====


  ${a:1+2:3+4 b}
              ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Word_Compound != Id.Arith_RBrace)

===== CASE: ${a[1+2 b]} =====


  ${a[1+2 b]}
          ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Word_Compound != Id.Arith_RBracket)

===== CASE: $(( 1 + + )) =====


  $(( 1 + + ))
            ^
[ -c flag ]:1: Token can't be used in prefix position

===== CASE: $(( 1 2 )) =====


  $(( 1 2 ))
        ^
[ -c flag ]:1: Unexpected token after arithmetic expression (Id.Word_Compound != Id.Arith_RParen)

===== CASE: $(( - ; )) =====


  $(( - ; ))
        ^
[ -c flag ]:1: Token can't be used in prefix position

===== CASE: $(( ` )) =====


  $(( ` ))
      ^
[ -c flag ]:1: Unexpected EOF while looking for closing backtick

===== CASE: $(( $ )) =====


  $(( $ ))
      ^
[ -c flag ]:1: Unexpected token while parsing arithmetic: '$'

===== CASE: $(( x+1 = 42 )) =====


  $(( x+1 = 42 ))
          ^
[ -c flag ]:1: Left-hand side of this assignment is invalid

===== CASE: $(( (x+42)++ )) =====


  $(( (x+42)++ ))
            ^~
[ -c flag ]:1: Left-hand side of this assignment is invalid

===== CASE: $(( ++(x+42) )) =====


  $(( ++(x+42) ))
      ^~
[ -c flag ]:1: Left-hand side of this assignment is invalid

===== CASE: [[ a b ]] =====


  [[ a b ]]
       ^
[ -c flag ]:1: Expected ]]

===== CASE: [[ a "a"$(echo hi)"b" ]] =====


  [[ a "a"$(echo hi)"b" ]]
       ^
[ -c flag ]:1: Expected ]]

===== CASE: [[ a == ]] =====


  [[ a == ]]
            ^
[ -c flag ]:1: Expected ]]

===== CASE: [[ ( 1 == 2 - ]] =====


  [[ ( 1 == 2 - ]]
              ^
[ -c flag ]:1: Expected ), got word.Compound

===== CASE: [[ == ]] =====


  [[ == ]]
     ^~
[ -c flag ]:1: Unexpected token in boolean expression (Id.BoolBinary_GlobDEqual)

===== CASE: [[ ) ]] =====


  [[ ) ]]
     ^
[ -c flag ]:1: Unexpected token in boolean expression (Id.Op_RParen)

===== CASE: [[ ( ]] =====


  [[ ( ]]
       ^~
[ -c flag ]:1: Unexpected token in boolean expression (Id.Lit_DRightBracket)

===== CASE: [[ ;;; ]] =====


  [[ ;;; ]]
     ^~
[ -c flag ]:1: Unexpected token in boolean expression (Id.Op_DSemi)

===== CASE: [[ =====


  [[
    ^
[ -c flag ]:1: Unexpected token in boolean expression (Id.Eof_Real)

===== CASE: [[ ( a == b foo${var} ]] =====


  [[ ( a == b foo${var} ]]
              ^~~
[ -c flag ]:1: Expected ), got word.Compound
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _runtime-parse-error
osh usage error: got invalid argument 'x' to '-ast-format', expected one of: text|abbrev-text|html|abbrev-html|oheap|none
oil: got invalid option 'oops'

===== CASE: echo {1..3..-1} =====


  echo {1..3..-1}
        ^~~~~~~~
[ -c flag ]:1: Invalid step -1 for ascending integer range

===== CASE: echo {1..3..0} =====


  echo {1..3..0}
        ^~~~~~~
[ -c flag ]:1: Step can't be 0

===== CASE: echo {3..1..1} =====


  echo {3..1..1}
        ^~~~~~~
[ -c flag ]:1: Invalid step 1 for descending integer range

===== CASE: echo {3..1..0} =====


  echo {3..1..0}
        ^~~~~~~
[ -c flag ]:1: Step can't be 0

===== CASE: echo {a..Z} =====


  echo {a..Z}
        ^~~~
[ -c flag ]:1: Mismatched cases in character range

===== CASE: echo {a..z..0} =====


  echo {a..z..0}
        ^~~~~~~
[ -c flag ]:1: Step can't be 0

===== CASE: echo {a..z..-1} =====


  echo {a..z..-1}
        ^~~~~~~~
[ -c flag ]:1: Invalid step -1 for ascending character range

===== CASE: echo {z..a..1} =====


  echo {z..a..1}
        ^~~~~~~
[ -c flag ]:1: Invalid step 1 for descending character range
Skipping oil-language
skipping _runtime-parse-error
skipping _runtime-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
Skipping proc_arg_list cases on oils-for-unix
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error

===== CASE: echo $'\u{03bc' =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo $\'\\u{03bc\'' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (single_quoted
          left: 
            (Token
              id: Id.Left_DollarSingleQuote
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo $\'\\u{03bc\'' src:(source.CFlag))
              tval: '$\''
            )
          tokens: [
            (Token
              id: Id.Unknown_Backslash
              col: 7
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo $\'\\u{03bc\'' src:(source.CFlag))
              tval: '\\'
            )
            (Token
              id: Id.Char_Literals
              col: 8
              length: 6
              span_id: 4
              line: (SourceLine line_num:1 content:'echo $\'\\u{03bc\'' src:(source.CFlag))
              tval: 'u{03bc'
            )
          ]
          right: 
            (Token
              id: Id.Right_SingleQuote
              col: 14
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'echo $\'\\u{03bc\'' src:(source.CFlag))
              tval: '\''
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_backslash -n -c echo parse_backslash $'\u{03bc' =====


  echo parse_backslash $'\u{03bc'
                         ^
[ -c flag ]:1: Invalid char escape in C-style string literal
skipping _oil-parse-error

===== CASE: echo $'\z' =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo $\'\\z\'' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (single_quoted
          left: 
            (Token
              id: Id.Left_DollarSingleQuote
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo $\'\\z\'' src:(source.CFlag))
              tval: '$\''
            )
          tokens: [
            (Token
              id: Id.Unknown_Backslash
              col: 7
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo $\'\\z\'' src:(source.CFlag))
              tval: '\\'
            )
            (Token
              id: Id.Char_Literals
              col: 8
              length: 1
              span_id: 4
              line: (SourceLine line_num:1 content:'echo $\'\\z\'' src:(source.CFlag))
              tval: z
            )
          ]
          right: 
            (Token
              id: Id.Right_SingleQuote
              col: 9
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'echo $\'\\z\'' src:(source.CFlag))
              tval: '\''
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)
skipping _oil-parse-error

===== CASE: echo $'\101' =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo $\'\\101\'' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (single_quoted
          left: 
            (Token
              id: Id.Left_DollarSingleQuote
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo $\'\\101\'' src:(source.CFlag))
              tval: '$\''
            )
          tokens: [
            (Token
              id: Id.Char_Octal3
              col: 7
              length: 4
              span_id: 3
              line: (SourceLine line_num:1 content:'echo $\'\\101\'' src:(source.CFlag))
              tval: '\\101'
            )
          ]
          right: 
            (Token
              id: Id.Right_SingleQuote
              col: 11
              length: 1
              span_id: 4
              line: (SourceLine line_num:1 content:'echo $\'\\101\'' src:(source.CFlag))
              tval: '\''
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)
skipping _oil-parse-error
skipping _oil-parse-error

===== CASE: echo "\z" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "\\z"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "\\z"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (Token
              id: Id.Lit_BadBackslash
              col: 6
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo "\\z"' src:(source.CFlag))
              tval: '\\'
            )
            (Token
              id: Id.Lit_Chars
              col: 7
              length: 1
              span_id: 4
              line: (SourceLine line_num:1 content:'echo "\\z"' src:(source.CFlag))
              tval: z
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 8
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'echo "\\z"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_backslash -n -c echo parse_backslash "\z" =====


  echo parse_backslash "\z"
                        ^
[ -c flag ]:1: Invalid char escape in double quoted string
skipping _oil-parse-error
skipping _oil-parse-error

===== CASE: echo "\u1234" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "\\u1234"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "\\u1234"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (Token
              id: Id.Lit_BadBackslash
              col: 6
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo "\\u1234"' src:(source.CFlag))
              tval: '\\'
            )
            (Token
              id: Id.Lit_Chars
              col: 7
              length: 5
              span_id: 4
              line: (SourceLine line_num:1 content:'echo "\\u1234"' src:(source.CFlag))
              tval: u1234
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 12
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'echo "\\u1234"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)
skipping _oil-parse-error
skipping _oil-parse-error

===== CASE: echo "`echo hi`" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (command_sub
              left_token: 
                (Token
                  id: Id.Left_Backtick
                  col: 6
                  length: 1
                  span_id: 3
                  line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
                  tval: '`'
                )
              child: 
                (command.Simple
                  words: [
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          col: 0
                          length: 4
                          span_id: 6
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'echo hi'
                              src: 
                                (source.Reparsed
                                  what: backticks
                                  left_token: 
                                    (Token
                                      id: Id.Left_Backtick
                                      col: 6
                                      length: 1
                                      span_id: 3
                                      line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                  right_token: 
                                    (Token
                                      id: Id.Backtick_Right
                                      col: 14
                                      length: 1
                                      span_id: 5
                                      line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                )
                            )
                          tval: echo
                        )
                      ]
                    )
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          col: 5
                          length: 2
                          span_id: 8
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'echo hi'
                              src: 
                                (source.Reparsed
                                  what: backticks
                                  left_token: 
                                    (Token
                                      id: Id.Left_Backtick
                                      col: 6
                                      length: 1
                                      span_id: 3
                                      line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                  right_token: 
                                    (Token
                                      id: Id.Backtick_Right
                                      col: 14
                                      length: 1
                                      span_id: 5
                                      line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                )
                            )
                          tval: hi
                        )
                      ]
                    )
                  ]
                  redirects: []
                  more_env: []
                  do_fork: T
                  spids: []
                )
              right: 
                (Token
                  id: Id.Backtick_Right
                  col: 14
                  length: 1
                  span_id: 5
                  line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
                  tval: '`'
                )
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 15
              length: 1
              span_id: 10
              line: (SourceLine line_num:1 content:'echo "`echo hi`"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)
skipping _oil-parse-error
skipping _oil-parse-error
Skipping some oil_string_literals cases on oils-for-unix

===== CASE: echo `echo hi` =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (command_sub
          left_token: 
            (Token
              id: Id.Left_Backtick
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
              tval: '`'
            )
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 0
                      length: 4
                      span_id: 5
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'echo hi'
                          src: 
                            (source.Reparsed
                              what: backticks
                              left_token: 
                                (Token
                                  id: Id.Left_Backtick
                                  col: 5
                                  length: 1
                                  span_id: 2
                                  line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
                                  tval: '`'
                                )
                              right_token: 
                                (Token
                                  id: Id.Backtick_Right
                                  col: 13
                                  length: 1
                                  span_id: 4
                                  line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
                                  tval: '`'
                                )
                            )
                        )
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 5
                      length: 2
                      span_id: 7
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'echo hi'
                          src: 
                            (source.Reparsed
                              what: backticks
                              left_token: 
                                (Token
                                  id: Id.Left_Backtick
                                  col: 5
                                  length: 1
                                  span_id: 2
                                  line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
                                  tval: '`'
                                )
                              right_token: 
                                (Token
                                  id: Id.Backtick_Right
                                  col: 13
                                  length: 1
                                  span_id: 4
                                  line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
                                  tval: '`'
                                )
                            )
                        )
                      tval: hi
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          right: 
            (Token
              id: Id.Backtick_Right
              col: 13
              length: 1
              span_id: 4
              line: (SourceLine line_num:1 content:'echo `echo hi`' src:(source.CFlag))
              tval: '`'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: echo "foo = `echo hi`" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 6
              length: 6
              span_id: 3
              line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
              tval: 'foo = '
            )
            (command_sub
              left_token: 
                (Token
                  id: Id.Left_Backtick
                  col: 12
                  length: 1
                  span_id: 4
                  line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
                  tval: '`'
                )
              child: 
                (command.Simple
                  words: [
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          col: 0
                          length: 4
                          span_id: 7
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'echo hi'
                              src: 
                                (source.Reparsed
                                  what: backticks
                                  left_token: 
                                    (Token
                                      id: Id.Left_Backtick
                                      col: 12
                                      length: 1
                                      span_id: 4
                                      line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                  right_token: 
                                    (Token
                                      id: Id.Backtick_Right
                                      col: 20
                                      length: 1
                                      span_id: 6
                                      line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                )
                            )
                          tval: echo
                        )
                      ]
                    )
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          col: 5
                          length: 2
                          span_id: 9
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'echo hi'
                              src: 
                                (source.Reparsed
                                  what: backticks
                                  left_token: 
                                    (Token
                                      id: Id.Left_Backtick
                                      col: 12
                                      length: 1
                                      span_id: 4
                                      line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                  right_token: 
                                    (Token
                                      id: Id.Backtick_Right
                                      col: 20
                                      length: 1
                                      span_id: 6
                                      line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
                                      tval: '`'
                                    )
                                )
                            )
                          tval: hi
                        )
                      ]
                    )
                  ]
                  redirects: []
                  more_env: []
                  do_fork: T
                  spids: []
                )
              right: 
                (Token
                  id: Id.Backtick_Right
                  col: 20
                  length: 1
                  span_id: 6
                  line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
                  tval: '`'
                )
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 21
              length: 1
              span_id: 11
              line: (SourceLine line_num:1 content:'echo "foo = `echo hi`"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_backticks -n -c echo `echo hi` =====


  echo `echo hi`
       ^
[ -c flag ]:1: Use $(cmd) instead of backticks (parse_backticks)

===== CASE: +O parse_backticks -n -c echo "foo = `echo hi`" =====


  echo "foo = `echo hi`"
              ^
[ -c flag ]:1: Use $(cmd) instead of backticks (parse_backticks)

===== CASE: echo $ =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo $' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Dollar
          col: 5
          length: 1
          span_id: 2
          line: (SourceLine line_num:1 content:'echo $' src:(source.CFlag))
          tval: '$'
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo $ =====


  echo $
       ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo $: =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo $:' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Dollar
          col: 5
          length: 1
          span_id: 2
          line: (SourceLine line_num:1 content:'echo $:' src:(source.CFlag))
          tval: '$'
        )
        (Token
          id: Id.Lit_Colon
          col: 6
          length: 1
          span_id: 3
          line: (SourceLine line_num:1 content:'echo $:' src:(source.CFlag))
          tval: ':'
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo $: =====


  echo $:
       ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo "$" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "$"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "$"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (Token
              id: Id.Lit_Dollar
              col: 6
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo "$"' src:(source.CFlag))
              tval: '$'
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 7
              length: 1
              span_id: 4
              line: (SourceLine line_num:1 content:'echo "$"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo "$" =====


  echo "$"
        ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo "$:" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "$:"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "$:"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (Token
              id: Id.Lit_Dollar
              col: 6
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo "$:"' src:(source.CFlag))
              tval: '$'
            )
            (Token
              id: Id.Lit_Chars
              col: 7
              length: 1
              span_id: 4
              line: (SourceLine line_num:1 content:'echo "$:"' src:(source.CFlag))
              tval: ':'
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 8
              length: 1
              span_id: 5
              line: (SourceLine line_num:1 content:'echo "$:"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo "$:" =====


  echo "$:"
        ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo ${x:-$} =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo ${x:-$}' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (braced_var_sub
          left: 
            (Token
              id: Id.Left_DollarBrace
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo ${x:-$}' src:(source.CFlag))
              tval: '${'
            )
          token: 
            (Token
              id: Id.VSub_Name
              col: 7
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo ${x:-$}' src:(source.CFlag))
              tval: x
            )
          var_name: x
          suffix_op: 
            (suffix_op.Unary
              op: 
                (Token
                  id: Id.VTest_ColonHyphen
                  col: 8
                  length: 2
                  span_id: 4
                  line: (SourceLine line_num:1 content:'echo ${x:-$}' src:(source.CFlag))
                  tval: _
                )
              arg_word: 
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Dollar
                      col: 10
                      length: 1
                      span_id: 5
                      line: (SourceLine line_num:1 content:'echo ${x:-$}' src:(source.CFlag))
                      tval: '$'
                    )
                  ]
                )
            )
          right: 
            (Token
              id: Id.Right_DollarBrace
              col: 11
              length: 1
              span_id: 6
              line: (SourceLine line_num:1 content:'echo ${x:-$}' src:(source.CFlag))
              tval: '}'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo ${x:-$} =====


  echo ${x:-$}
            ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo ${x:-$:} =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (braced_var_sub
          left: 
            (Token
              id: Id.Left_DollarBrace
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
              tval: '${'
            )
          token: 
            (Token
              id: Id.VSub_Name
              col: 7
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
              tval: x
            )
          var_name: x
          suffix_op: 
            (suffix_op.Unary
              op: 
                (Token
                  id: Id.VTest_ColonHyphen
                  col: 8
                  length: 2
                  span_id: 4
                  line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
                  tval: _
                )
              arg_word: 
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Dollar
                      col: 10
                      length: 1
                      span_id: 5
                      line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
                      tval: '$'
                    )
                    (Token
                      id: Id.Lit_Chars
                      col: 11
                      length: 1
                      span_id: 6
                      line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
                      tval: ':'
                    )
                  ]
                )
            )
          right: 
            (Token
              id: Id.Right_DollarBrace
              col: 12
              length: 1
              span_id: 7
              line: (SourceLine line_num:1 content:'echo ${x:-$:}' src:(source.CFlag))
              tval: '}'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo ${x:-$:} =====


  echo ${x:-$:}
            ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo "${x:-$}" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (braced_var_sub
              left: 
                (Token
                  id: Id.Left_DollarBrace
                  col: 6
                  length: 2
                  span_id: 3
                  line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
                  tval: '${'
                )
              token: 
                (Token
                  id: Id.VSub_Name
                  col: 8
                  length: 1
                  span_id: 4
                  line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
                  tval: x
                )
              var_name: x
              suffix_op: 
                (suffix_op.Unary
                  op: 
                    (Token
                      id: Id.VTest_ColonHyphen
                      col: 9
                      length: 2
                      span_id: 5
                      line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
                      tval: _
                    )
                  arg_word: 
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Dollar
                          col: 11
                          length: 1
                          span_id: 6
                          line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
                          tval: '$'
                        )
                      ]
                    )
                )
              right: 
                (Token
                  id: Id.Right_DollarBrace
                  col: 12
                  length: 1
                  span_id: 7
                  line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
                  tval: '}'
                )
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 13
              length: 1
              span_id: 8
              line: (SourceLine line_num:1 content:'echo "${x:-$}"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo "${x:-$}" =====


  echo "${x:-$}"
             ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo "${x:-$:}" =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (braced_var_sub
              left: 
                (Token
                  id: Id.Left_DollarBrace
                  col: 6
                  length: 2
                  span_id: 3
                  line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
                  tval: '${'
                )
              token: 
                (Token
                  id: Id.VSub_Name
                  col: 8
                  length: 1
                  span_id: 4
                  line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
                  tval: x
                )
              var_name: x
              suffix_op: 
                (suffix_op.Unary
                  op: 
                    (Token
                      id: Id.VTest_ColonHyphen
                      col: 9
                      length: 2
                      span_id: 5
                      line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
                      tval: _
                    )
                  arg_word: 
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Dollar
                          col: 11
                          length: 1
                          span_id: 6
                          line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
                          tval: '$'
                        )
                        (Token
                          id: Id.Lit_Chars
                          col: 12
                          length: 1
                          span_id: 7
                          line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
                          tval: ':'
                        )
                      ]
                    )
                )
              right: 
                (Token
                  id: Id.Right_DollarBrace
                  col: 13
                  length: 1
                  span_id: 8
                  line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
                  tval: '}'
                )
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 14
              length: 1
              span_id: 9
              line: (SourceLine line_num:1 content:'echo "${x:-$:}"' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: +O parse_dollar -n -c echo "${x:-$:}" =====


  echo "${x:-$:}"
             ^
[ -c flag ]:1: Literal $ should be quoted like \$
skipping _oil-parse-error

===== CASE: echo \( =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo \\(' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo \\(' src:(source.CFlag))
              tval: '\\('
            )
          ch: '('
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: echo \; =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo \\;' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo \\;' src:(source.CFlag))
              tval: '\\;'
            )
          ch: ';'
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: echo ~ =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo ~' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.TildeSub
          token: 
            (Token
              id: Id.Lit_TildeLike
              col: 5
              length: 1
              span_id: 2
              line: (SourceLine line_num:1 content:'echo ~' src:(source.CFlag))
              tval: '~'
            )
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: echo \! =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo \\!' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo \\!' src:(source.CFlag))
              tval: '\\!'
            )
          ch: '!'
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: echo \% =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo \\%' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo \\%' src:(source.CFlag))
              tval: '\\%'
            )
          ch: '%'
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: echo \# =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo \\#' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo \\#' src:(source.CFlag))
              tval: '\\#'
            )
          ch: '#'
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error

===== CASE: echo \. \- \/ \a \Z \0 \9 =====


(command.Simple
  words: [
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Chars
          col: 0
          length: 4
          span_id: 0
          line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
          tval: echo
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 5
              length: 2
              span_id: 2
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\.'
            )
          ch: .
          spids: []
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 8
              length: 2
              span_id: 4
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\-'
            )
          ch: -
          spids: []
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 11
              length: 2
              span_id: 6
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\/'
            )
          ch: '/'
          spids: []
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 14
              length: 2
              span_id: 8
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\a'
            )
          ch: a
          spids: []
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 17
              length: 2
              span_id: 10
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\Z'
            )
          ch: Z
          spids: []
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 20
              length: 2
              span_id: 12
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\0'
            )
          ch: 0
          spids: []
        )
      ]
    )
    (compound_word
      parts: [
        (word_part.EscapedLiteral
          token: 
            (Token
              id: Id.Lit_EscapedChar
              col: 23
              length: 2
              span_id: 14
              line: (SourceLine line_num:1 content:'echo \\. \\- \\/ \\a \\Z \\0 \\9' src:(source.CFlag))
              tval: '\\9'
            )
          ch: 9
          spids: []
        )
      ]
    )
  ]
  redirects: []
  more_env: []
  do_fork: T
  spids: []
)

===== CASE: ((1 > 0 && 43 > 42)) =====


(command.DParen
  child: 
    (arith_expr.Binary
      op_id: Id.Arith_DAmp
      left: 
        (arith_expr.Binary
          op_id: Id.Arith_Great
          left: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 2
                  length: 1
                  span_id: 1
                  line: (SourceLine line_num:1 content:'((1 > 0 && 43 > 42))' src:(source.CFlag))
                  tval: 1
                )
              ]
            )
          right: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 6
                  length: 1
                  span_id: 5
                  line: (SourceLine line_num:1 content:'((1 > 0 && 43 > 42))' src:(source.CFlag))
                  tval: 0
                )
              ]
            )
        )
      right: 
        (arith_expr.Binary
          op_id: Id.Arith_Great
          left: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 11
                  length: 2
                  span_id: 9
                  line: (SourceLine line_num:1 content:'((1 > 0 && 43 > 42))' src:(source.CFlag))
                  tval: 43
                )
              ]
            )
          right: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 16
                  length: 2
                  span_id: 13
                  line: (SourceLine line_num:1 content:'((1 > 0 && 43 > 42))' src:(source.CFlag))
                  tval: 42
                )
              ]
            )
        )
    )
  redirects: []
  spids: [0 16]
)
skipping _oil-parse-error

===== CASE: if ((1 > 0 && 43 > 42)); then echo yes; fi =====


(command.If
  arms: [
    (if_arm
      cond: 
        (condition.Shell
          commands: [
            (command.Sentence
              child: 
                (command.DParen
                  child: 
                    (arith_expr.Binary
                      op_id: Id.Arith_DAmp
                      left: 
                        (arith_expr.Binary
                          op_id: Id.Arith_Great
                          left: 
                            (compound_word
                              parts: [
                                (Token
                                  id: Id.Lit_Digits
                                  col: 5
                                  length: 1
                                  span_id: 3
                                  line: 
                                    (SourceLine
                                      line_num: 1
                                      content: 'if ((1 > 0 && 43 > 42)); then echo yes; fi'
                                      src: (source.CFlag)
                                    )
                                  tval: 1
                                )
                              ]
                            )
                          right: 
                            (compound_word
                              parts: [
                                (Token
                                  id: Id.Lit_Digits
                                  col: 9
                                  length: 1
                                  span_id: 7
                                  line: 
                                    (SourceLine
                                      line_num: 1
                                      content: 'if ((1 > 0 && 43 > 42)); then echo yes; fi'
                                      src: (source.CFlag)
                                    )
                                  tval: 0
                                )
                              ]
                            )
                        )
                      right: 
                        (arith_expr.Binary
                          op_id: Id.Arith_Great
                          left: 
                            (compound_word
                              parts: [
                                (Token
                                  id: Id.Lit_Digits
                                  col: 14
                                  length: 2
                                  span_id: 11
                                  line: 
                                    (SourceLine
                                      line_num: 1
                                      content: 'if ((1 > 0 && 43 > 42)); then echo yes; fi'
                                      src: (source.CFlag)
                                    )
                                  tval: 43
                                )
                              ]
                            )
                          right: 
                            (compound_word
                              parts: [
                                (Token
                                  id: Id.Lit_Digits
                                  col: 19
                                  length: 2
                                  span_id: 15
                                  line: 
                                    (SourceLine
                                      line_num: 1
                                      content: 'if ((1 > 0 && 43 > 42)); then echo yes; fi'
                                      src: (source.CFlag)
                                    )
                                  tval: 42
                                )
                              ]
                            )
                        )
                    )
                  redirects: []
                  spids: [2 18]
                )
              terminator: 
                (Token
                  id: Id.Op_Semi
                  col: 23
                  length: 1
                  span_id: 18
                  line: (SourceLine line_num:1 content:'if ((1 > 0 && 43 > 42)); then echo yes; fi' src:(source.CFlag))
                  tval: _
                )
              spids: []
            )
          ]
        )
      action: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 30
                      length: 4
                      span_id: 22
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'if ((1 > 0 && 43 > 42)); then echo yes; fi'
                          src: (source.CFlag)
                        )
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 35
                      length: 3
                      span_id: 24
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'if ((1 > 0 && 43 > 42)); then echo yes; fi'
                          src: (source.CFlag)
                        )
                      tval: yes
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 38
              length: 1
              span_id: 25
              line: (SourceLine line_num:1 content:'if ((1 > 0 && 43 > 42)); then echo yes; fi' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [0 20]
    )
  ]
  else_action: []
  redirects: []
  spids: [-1 27]
)
skipping _oil-parse-error

===== CASE: for ((x = 1; x < 5; ++x)); do echo $x; done =====


(command.ForExpr
  init: 
    (arith_expr.BinaryAssign
      op_id: Id.Arith_Equal
      left: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 6
              length: 1
              span_id: 3
              line: (SourceLine line_num:1 content:'for ((x = 1; x < 5; ++x)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 10
              length: 1
              span_id: 7
              line: (SourceLine line_num:1 content:'for ((x = 1; x < 5; ++x)); do echo $x; done' src:(source.CFlag))
              tval: 1
            )
          ]
        )
    )
  cond: 
    (arith_expr.Binary
      op_id: Id.Arith_Less
      left: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 13
              length: 1
              span_id: 10
              line: (SourceLine line_num:1 content:'for ((x = 1; x < 5; ++x)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 17
              length: 1
              span_id: 14
              line: (SourceLine line_num:1 content:'for ((x = 1; x < 5; ++x)); do echo $x; done' src:(source.CFlag))
              tval: 5
            )
          ]
        )
    )
  update: 
    (arith_expr.UnaryAssign
      op_id: Id.Arith_DPlus
      child: 
        (simple_var_sub
          left: 
            (Token
              id: Id.Lit_ArithVarLike
              col: 22
              length: 1
              span_id: 18
              line: (SourceLine line_num:1 content:'for ((x = 1; x < 5; ++x)); do echo $x; done' src:(source.CFlag))
              tval: x
            )
          var_name: x
        )
    )
  body: 
    (command.DoGroup
      children: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 30
                      length: 4
                      span_id: 25
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'for ((x = 1; x < 5; ++x)); do echo $x; done'
                          src: (source.CFlag)
                        )
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (simple_var_sub
                      left: 
                        (Token
                          id: Id.VSub_DollarName
                          col: 35
                          length: 2
                          span_id: 27
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'for ((x = 1; x < 5; ++x)); do echo $x; done'
                              src: (source.CFlag)
                            )
                          tval: '$x'
                        )
                      var_name: x
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 37
              length: 1
              span_id: 28
              line: (SourceLine line_num:1 content:'for ((x = 1; x < 5; ++x)); do echo $x; done' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [23 30]
    )
  redirects: []
  spids: []
)
skipping _oil-parse-error
Skipping parse_dparen cases
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping oil_nested_proc
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping oil_var_decl
skipping _oil-parse-error
skipping _oil-parse-error
skipping oil_place_mutation

===== CASE: 
  case $foo {
    (*.py) echo "python" ;;
  }
   =====


(command.Case
  to_match: 
    (compound_word
      parts: [
        (simple_var_sub
          left: 
            (Token
              id: Id.VSub_DollarName
              col: 7
              length: 4
              span_id: 4
              line: (SourceLine line_num:2 content:'  case $foo {\n' src:(source.CFlag))
              tval: '$foo'
            )
          var_name: foo
        )
      ]
    )
  arms: [
    (case_arm
      pat_list: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Star
              col: 5
              length: 1
              span_id: 10
              line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
              tval: '*'
            )
            (Token
              id: Id.Lit_Chars
              col: 6
              length: 3
              span_id: 11
              line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
              tval: .py
            )
          ]
        )
      ]
      action: [
        (command.Simple
          words: [
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Chars
                  col: 11
                  length: 4
                  span_id: 14
                  line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                  tval: echo
                )
              ]
            )
            (compound_word
              parts: [
                (double_quoted
                  left: 
                    (Token
                      id: Id.Left_DoubleQuote
                      col: 16
                      length: 1
                      span_id: 16
                      line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                      tval: '"'
                    )
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 17
                      length: 6
                      span_id: 17
                      line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                      tval: python
                    )
                  ]
                  right: 
                    (Token
                      id: Id.Right_DoubleQuote
                      col: 23
                      length: 1
                      span_id: 18
                      line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                      tval: '"'
                    )
                )
              ]
            )
          ]
          redirects: []
          more_env: []
          do_fork: T
          spids: []
        )
      ]
      spids: [9 12 20 -1]
    )
  ]
  redirects: []
  spids: [2 6 23]
)

===== CASE: 
  case "foo" {
    (*.py) echo "python" ;;
  }
   =====


(command.Case
  to_match: 
    (compound_word
      parts: [
        (double_quoted
          left: 
            (Token
              id: Id.Left_DoubleQuote
              col: 7
              length: 1
              span_id: 4
              line: (SourceLine line_num:2 content:'  case "foo" {\n' src:(source.CFlag))
              tval: '"'
            )
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 3
              span_id: 5
              line: (SourceLine line_num:2 content:'  case "foo" {\n' src:(source.CFlag))
              tval: foo
            )
          ]
          right: 
            (Token
              id: Id.Right_DoubleQuote
              col: 11
              length: 1
              span_id: 6
              line: (SourceLine line_num:2 content:'  case "foo" {\n' src:(source.CFlag))
              tval: '"'
            )
        )
      ]
    )
  arms: [
    (case_arm
      pat_list: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Star
              col: 5
              length: 1
              span_id: 12
              line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
              tval: '*'
            )
            (Token
              id: Id.Lit_Chars
              col: 6
              length: 3
              span_id: 13
              line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
              tval: .py
            )
          ]
        )
      ]
      action: [
        (command.Simple
          words: [
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Chars
                  col: 11
                  length: 4
                  span_id: 16
                  line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                  tval: echo
                )
              ]
            )
            (compound_word
              parts: [
                (double_quoted
                  left: 
                    (Token
                      id: Id.Left_DoubleQuote
                      col: 16
                      length: 1
                      span_id: 18
                      line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                      tval: '"'
                    )
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 17
                      length: 6
                      span_id: 19
                      line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                      tval: python
                    )
                  ]
                  right: 
                    (Token
                      id: Id.Right_DoubleQuote
                      col: 23
                      length: 1
                      span_id: 20
                      line: (SourceLine line_num:3 content:'    (*.py) echo "python" ;;\n' src:(source.CFlag))
                      tval: '"'
                    )
                )
              ]
            )
          ]
          redirects: []
          more_env: []
          do_fork: T
          spids: []
        )
      ]
      spids: [11 14 22 -1]
    )
  ]
  redirects: []
  spids: [2 8 25]
)
skipping _oil-parse-error
skipping _oil-parse-error
skipping oil_for
skipping oil_for
skipping oil_issue_1118

===== CASE: for x in & =====


  for x in &
           ^
[ -c flag ]:1: Invalid word in for loop

===== CASE: for (( i=0; i<10; i++ )) ls =====


  for (( i=0; i<10; i++ )) ls
                           ^~
[ -c flag ]:1: Invalid word after for expression

===== CASE: for ( i=0; i<10; i++ ) =====


  for ( i=0; i<10; i++ )
      ^
[ -c flag ]:1: Expected loop variable (a constant word)

===== CASE: for $x in 1 2 3; do echo $i; done =====


  for $x in 1 2 3; do echo $i; done
      ^~
[ -c flag ]:1: Expected loop variable (a constant word)

===== CASE: for x.y in 1 2 3; do echo $i; done =====


  for x.y in 1 2 3; do echo $i; done
      ^~~
[ -c flag ]:1: Invalid loop variable name 'x.y'

===== CASE: for x in 1 2 3; & =====


  for x in 1 2 3; &
                  ^
[ -c flag ]:1: Expected word type Id.KW_Do, got Id.Op_Amp

===== CASE: for foo BAD =====


  for foo BAD
             ^
[ -c flag ]:1: Expected loop variable (a constant word)

===== CASE: for var in x; do echo $var; done =====


(command.ForEach
  iter_names: [var]
  iterable: 
    (for_iter.Words
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 11
              length: 1
              span_id: 6
              line: (SourceLine line_num:1 content:'for var in x; do echo $var; done' src:(source.CFlag))
              tval: x
            )
          ]
        )
      ]
    )
  body: 
    (command.DoGroup
      children: [
        (command.Sentence
          child: 
            (command.Simple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 17
                      length: 4
                      span_id: 11
                      line: (SourceLine line_num:1 content:'for var in x; do echo $var; done' src:(source.CFlag))
                      tval: echo
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (simple_var_sub
                      left: 
                        (Token
                          id: Id.VSub_DollarName
                          col: 22
                          length: 4
                          span_id: 13
                          line: (SourceLine line_num:1 content:'for var in x; do echo $var; done' src:(source.CFlag))
                          tval: '$var'
                        )
                      var_name: var
                    )
                  ]
                )
              ]
              redirects: []
              more_env: []
              do_fork: T
              spids: []
            )
          terminator: 
            (Token
              id: Id.Op_Semi
              col: 26
              length: 1
              span_id: 14
              line: (SourceLine line_num:1 content:'for var in x; do echo $var; done' src:(source.CFlag))
              tval: _
            )
          spids: []
        )
      ]
      spids: [9 16]
    )
  redirects: []
  spids: [0 4 7]
)
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping _oil-parse-error
skipping invalid_parens on oils-for-unix
skipping _runtime-parse-error

----------------------


===== CASE: test/parse-errors/01-bad-func.sh =====

Skipping file test/parse-errors/01-bad-func.sh for oils-for-unix

===== CASE: test/parse-errors/02-bad-func.sh =====

  foo()
         ^
'test/parse-errors/02-bad-func.sh':3: Unexpected word while parsing compound command

===== CASE: test/parse-errors/05-unterminated-single.sh =====

A
B
  echo 'C
       ^
'test/parse-errors/05-unterminated-single.sh':5: Unexpected EOF in single-quoted string that began here

===== CASE: test/parse-errors/06-unterminated-double-long.sh =====

A
B
  echo 0123456789 0123456789 0123456789 0123456789 0123456789 0123456789 0123456789 0123456789 "
                                                                                               ^
'test/parse-errors/06-unterminated-double-long.sh':9: Unexpected EOF reading double-quoted string that began here

===== CASE: test/parse-errors/06-unterminated-double.sh =====

A
B
  echo "0123456789 0123456789 0123456789 0123456789 0123456789 0123456789 0123456789 0123456789
       ^
'test/parse-errors/06-unterminated-double.sh':6: Unexpected EOF reading double-quoted string that began here

===== CASE: test/parse-errors/07-unterminated-here-doc-2.sh =====

  cat << "$@"
         ^
'test/parse-errors/07-unterminated-here-doc-2.sh':2: Invalid here doc delimiter

===== CASE: test/parse-errors/07-unterminated-here-doc.sh =====

  cat <<EOF
      ^~
'test/parse-errors/07-unterminated-here-doc.sh':5: Couldn't find terminator for here doc that starts here