(command.CommandList
  children: [
    (command.If
      arms: [
        (if_arm
          cond: [(C {(test_have_prereq)} {(MINGW)})]
          action: [
            (command.ShFunction
              name: sanitize_L
              body: 
                (command.BraceGroup
                  children: [
                    (command.Pipeline
                      children: [
                        (C {(echo)} {(DQ ($ Id.VSub_Number '$1'))})
                        (C {(sed)} 
                          {
                            (SQ 
                              (Token
                                id: Id.Lit_Chars
                                val: 'sX\\(^-L\\|,\\)\\^\\?/X&\\\\;*Xg'
                                span_id: 35
                              )
                            )
                          }
                        )
                      ]
                      negated: F
                    )
                  ]
                )
            )
          ]
          spids: [7 13]
        )
      ]
      else_action: [
        (command.ShFunction
          name: sanitize_L
          body: (command.BraceGroup children:[(C {(echo)} {(DQ ($ Id.VSub_Number '$1'))})])
        )
      ]
    )
    (command.ShFunction
      name: check_count
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp]
              children: [
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:head)
                      op: assign_op.Equal
                      rhs: (word.Empty)
                      spids: [72]
                    )
                  ]
                )
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:file)
                      op: assign_op.Equal
                      rhs: {(SQ (Token id:Id.Lit_Chars val:file span_id:79))}
                      spids: [77]
                    )
                  ]
                )
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:options)
                      op: assign_op.Equal
                      rhs: (word.Empty)
                      spids: [85]
                    )
                  ]
                )
                (command.WhileUntil
                  keyword: (Token id:Id.KW_While val:while span_id:90)
                  cond: [(C {(Id.Lit_Other ':')})]
                  body: 
                    (command.DoGroup
                      children: [
                        (command.Case
                          to_match: {(DQ ($ Id.VSub_Number '$1'))}
                          arms: [
                            (case_arm
                              pat_list: [{(-h)}]
                              action: [
                                (command.Sentence
                                  child: 
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: (sh_lhs_expr.Name name:head)
                                          op: assign_op.Equal
                                          rhs: {(DQ ($ Id.VSub_Number '$2'))}
                                          spids: [110]
                                        )
                                      ]
                                    )
                                  terminator: (Token id:Id.Op_Semi val:';' span_id:114)
                                )
                                (command.Sentence
                                  child: (C {(shift)})
                                  terminator: (Token id:Id.Op_Semi val:';' span_id:117)
                                )
                                (C {(shift)})
                              ]
                              spids: [107 108 121 -1]
                            )
                            (case_arm
                              pat_list: [{(-f)}]
                              action: [
                                (command.Sentence
                                  child: 
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: (sh_lhs_expr.Name name:file)
                                          op: assign_op.Equal
                                          rhs: {(DQ ($ Id.VSub_Number '$2'))}
                                          spids: [127]
                                        )
                                      ]
                                    )
                                  terminator: (Token id:Id.Op_Semi val:';' span_id:131)
                                )
                                (command.Sentence
                                  child: (C {(shift)})
                                  terminator: (Token id:Id.Op_Semi val:';' span_id:134)
                                )
                                (C {(shift)})
                              ]
                              spids: [124 125 138 -1]
                            )
                            (case_arm
                              pat_list: [{(-L) (Id.Lit_Star '*')}]
                              action: [
                                (command.Sentence
                                  child: 
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: (sh_lhs_expr.Name name:options)
                                          op: assign_op.Equal
                                          rhs: 
                                            {
                                              (DQ ($ Id.VSub_DollarName '$options') (' ') 
                                                (command_sub
                                                  left_token: 
                                                    (Token
                                                      id: Id.Left_DollarParen
                                                      val: '$('
                                                      span_id: 149
                                                    )
                                                  command_list: 
                                                    (command.CommandList
                                                      children: [
                                                        (C {(sanitize_L)} {(DQ ($ Id.VSub_Number '$1'))})
                                                      ]
                                                    )
                                                )
                                              )
                                            }
                                          spids: [145]
                                        )
                                      ]
                                    )
                                  terminator: (Token id:Id.Op_Semi val:';' span_id:157)
                                )
                                (C {(shift)})
                              ]
                              spids: [141 143 161 -1]
                            )
                            (case_arm
                              pat_list: [{(-) (Id.Lit_Star '*')}]
                              action: [
                                (command.Sentence
                                  child: 
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: (sh_lhs_expr.Name name:options)
                                          op: assign_op.Equal
                                          rhs: 
                                            {
                                              (DQ ($ Id.VSub_DollarName '$options') (' ') 
                                                ($ Id.VSub_Number '$1')
                                              )
                                            }
                                          spids: [168]
                                        )
                                      ]
                                    )
                                  terminator: (Token id:Id.Op_Semi val:';' span_id:174)
                                )
                                (C {(shift)})
                              ]
                              spids: [164 166 178 -1]
                            )
                            (case_arm
                              pat_list: [{(Id.Lit_Star '*')}]
                              action: [
                                (command.ControlFlow
                                  token: (Token id:Id.ControlFlow_Break val:break span_id:184)
                                )
                              ]
                              spids: [181 182 186 -1]
                            )
                          ]
                        )
                      ]
                    )
                )
                (command.Simple
                  words: [
                    {(echo)}
                    {
                      (DQ ($ Id.VSub_DollarName '$PROG') (' ') ($ Id.VSub_DollarName '$options') (' ') 
                        ($ Id.VSub_DollarName '$file') (' ') ($ Id.VSub_DollarName '$head')
                      )
                    }
                  ]
                  redirects: [
                    (redir.Redir
                      op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:209)
                      fd: -1
                      arg_word: {(4)}
                    )
                  ]
                )
                (command.Simple
                  words: [
                    {($ Id.VSub_DollarName '$PROG')}
                    {($ Id.VSub_DollarName '$options')}
                    {($ Id.VSub_DollarName '$file')}
                    {($ Id.VSub_DollarName '$head')}
                  ]
                  redirects: [
                    (redir.Redir
                      op: (Token id:Id.Redir_Great val:'>' span_id:223)
                      fd: -1
                      arg_word: {(actual)}
                    )
                  ]
                )
                (command.Simple
                  words: [
                    {(perl)}
                    {(-e)}
                    {
                      (SQ (Token id:Id.Lit_Chars val:'\n' span_id:234) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\tmy %expect = (@ARGV);\n'
                          span_id: 235
                        ) (Token id:Id.Lit_Chars val:'\t\tmy %count = map { $_ => 0 } keys %expect;\n' span_id:236) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\twhile (<STDIN>) {\n'
                          span_id: 237
                        ) (Token id:Id.Lit_Chars val:'\t\t\tif (/^[0-9a-f]+\\t\\(([^\\t]+)\\t/) {\n' span_id:238) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\t\t\tmy $author = $1;\n'
                          span_id: 239
                        ) (Token id:Id.Lit_Chars val:'\t\t\t\tfor ($author) { s/^\\s*//; s/\\s*$//; }\n' span_id:240) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\t\t\t$count{$author}++;\n'
                          span_id: 241
                        ) (Token id:Id.Lit_Chars val:'\t\t\t}\n' span_id:242) (Token id:Id.Lit_Chars val:'\t\t}\n' span_id:243) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\tmy $bad = 0;\n'
                          span_id: 244
                        ) (Token id:Id.Lit_Chars val:'\t\twhile (my ($author, $count) = each %count) {\n' span_id:245) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\t\tmy $ok;\n'
                          span_id: 246
                        ) (Token id:Id.Lit_Chars val:'\t\t\tmy $value = 0;\n' span_id:247) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\t\t$value = $expect{$author} if defined $expect{$author};\n'
                          span_id: 248
                        ) (Token id:Id.Lit_Chars val:'\t\t\tif ($value != $count) {\n' span_id:249) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\t\t\t$bad = 1;\n'
                          span_id: 250
                        ) (Token id:Id.Lit_Chars val:'\t\t\t\t$ok = "bad";\n' span_id:251) 
                        (Token id:Id.Lit_Chars val:'\t\t\t}\n' span_id:252) (Token id:Id.Lit_Chars val:'\t\t\telse {\n' span_id:253) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\t\t\t$ok = "good";\n'
                          span_id: 254
                        ) (Token id:Id.Lit_Chars val:'\t\t\t}\n' span_id:255) 
                        (Token
                          id: Id.Lit_Chars
                          val: 
'\t\t\tprint STDERR "Author $author (expected $value, attributed $count) $ok\\n";\n'
                          span_id: 256
                        ) (Token id:Id.Lit_Chars val:'\t\t}\n' span_id:257) 
                        (Token
                          id: Id.Lit_Chars
                          val: '\t\texit($bad);\n'
                          span_id: 258
                        ) (Token id:Id.Lit_Chars val:'\t' span_id:259)
                      )
                    }
                    {(DQ ($ Id.VSub_At '$@'))}
                  ]
                  redirects: [
                    (redir.Redir
                      op: (Token id:Id.Redir_Less val:'<' span_id:266)
                      fd: -1
                      arg_word: {(actual)}
                    )
                  ]
                )
              ]
            )
          ]
        )
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup A lines' span_id:275))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:279) 
          (Token
            id: Id.Lit_Chars
            val: '\techo "1A quick brown fox jumps over the" >file &&\n'
            span_id: 280
          ) (Token id:Id.Lit_Chars val:'\techo "lazy dog" >>file &&\n' span_id:281) 
          (Token id:Id.Lit_Chars val:'\tgit add file &&\n' span_id:282) (Token id:Id.Lit_Chars val:'\tGIT_AUTHOR_NAME="A" GIT_AUTHOR_EMAIL="A@test.git" \\\n' span_id:283) 
          (Token id:Id.Lit_Chars val:'\tgit commit -a -m "Initial."\n' span_id:284)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame 1 author' span_id:291))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:295) 
          (Token id:Id.Lit_Chars val:'\tcheck_count A 2\n' span_id:296)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame by tag objects' span_id:303))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:307) 
          (Token id:Id.Lit_Chars val:'\tgit tag -m "test tag" testTag &&\n' span_id:308) (Token id:Id.Lit_Chars val:'\tgit tag -m "test tag #2" testTag2 testTag &&\n' span_id:309) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -h testTag A 2 &&\n' span_id:310) (Token id:Id.Lit_Chars val:'\tcheck_count -h testTag2 A 2\n' span_id:311)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup B lines' span_id:318))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:322) 
          (Token
            id: Id.Lit_Chars
            val: '\techo "2A quick brown fox jumps over the" >>file &&\n'
            span_id: 323
          ) (Token id:Id.Lit_Chars val:'\techo "lazy dog" >>file &&\n' span_id:324) 
          (Token
            id: Id.Lit_Chars
            val: '\tGIT_AUTHOR_NAME="B" GIT_AUTHOR_EMAIL="B@test.git" \\\n'
            span_id: 325
          ) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "Second."\n' span_id:326)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame 2 authors' span_id:333))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:337) 
          (Token id:Id.Lit_Chars val:'\tcheck_count A 2 B 2\n' span_id:338)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup B1 lines (branch1)' span_id:345))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:349) 
          (Token id:Id.Lit_Chars val:'\tgit checkout -b branch1 master &&\n' span_id:350) (Token id:Id.Lit_Chars val:'\techo "3A slow green fox jumps into the" >>file &&\n' span_id:351) 
          (Token id:Id.Lit_Chars val:'\techo "well." >>file &&\n' span_id:352) (Token id:Id.Lit_Chars val:'\tGIT_AUTHOR_NAME="B1" GIT_AUTHOR_EMAIL="B1@test.git" \\\n' span_id:353) 
          (Token id:Id.Lit_Chars val:'\tgit commit -a -m "Branch1-1"\n' span_id:354)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame 2 authors + 1 branch1 author' span_id:361))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:365) 
          (Token id:Id.Lit_Chars val:'\tcheck_count A 2 B 2 B1 2\n' span_id:366)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup B2 lines (branch2)' span_id:373))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:377) 
          (Token id:Id.Lit_Chars val:'\tgit checkout -b branch2 master &&\n' span_id:378) 
          (Token
            id: Id.Lit_Chars
            val: '\tsed -e "s/2A quick brown/4A quick brown lazy dog/" <file >file.new &&\n'
            span_id: 379
          ) (Token id:Id.Lit_Chars val:'\tmv file.new file &&\n' span_id:380) 
          (Token
            id: Id.Lit_Chars
            val: '\tGIT_AUTHOR_NAME="B2" GIT_AUTHOR_EMAIL="B2@test.git" \\\n'
            span_id: 381
          ) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "Branch2-1"\n' span_id:382)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame 2 authors + 1 branch2 author' span_id:389))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:393) 
          (Token id:Id.Lit_Chars val:'\tcheck_count A 2 B 1 B2 1\n' span_id:394)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'merge branch1 & branch2' span_id:401))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:405) 
          (Token id:Id.Lit_Chars val:'\tgit merge branch1\n' span_id:406)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame 2 authors + 2 merged-in authors' span_id:413))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:417) 
          (Token id:Id.Lit_Chars val:'\tcheck_count A 2 B 1 B1 2 B2 1\n' span_id:418)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame --first-parent blames merge for branch1' span_id:425))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:429) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count --first-parent A 2 B 1 "A U Thor" 2 B2 1\n'
            span_id: 430
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame ancestor' span_id:437))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:441) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -h master A 2 B 2\n' span_id:442)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame great-ancestor' span_id:449))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:453) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -h master^ A 2\n' span_id:454)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup evil merge' span_id:461))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:465) 
          (Token id:Id.Lit_Chars val:'\techo "evil merge." >>file &&\n' span_id:466) (Token id:Id.Lit_Chars val:'\tgit commit -a --amend\n' span_id:467)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame evil merge' span_id:474))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:478) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count A 2 B 1 B1 2 B2 1 "A U Thor" 1\n'
            span_id: 479
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame huge graft' span_id:486))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:490) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_when_finished "git checkout branch2" &&\n'
            span_id: 491
          ) (Token id:Id.Lit_Chars val:'\ttest_when_finished "rm -f .git/info/grafts" &&\n' span_id:492) 
          (Token id:Id.Lit_Chars val:'\tgraft= &&\n' span_id:493) (Token id:Id.Lit_Chars val:'\tfor i in 0 1 2\n' span_id:494) 
          (Token id:Id.Lit_Chars val:'\tdo\n' span_id:495) (Token id:Id.Lit_Chars val:'\t\tfor j in 0 1 2 3 4 5 6 7 8 9\n' span_id:496) 
          (Token id:Id.Lit_Chars val:'\t\tdo\n' span_id:497) (Token id:Id.Lit_Chars val:'\t\t\tgit checkout --orphan "$i$j" &&\n' span_id:498) 
          (Token
            id: Id.Lit_Chars
            val: '\t\t\tprintf "%s\\n" "$i" "$j" >file &&\n'
            span_id: 499
          ) (Token id:Id.Lit_Chars val:'\t\t\ttest_tick &&\n' span_id:500) 
          (Token
            id: Id.Lit_Chars
            val: '\t\t\tGIT_AUTHOR_NAME=$i$j GIT_AUTHOR_EMAIL=$i$j@test.git \\\n'
            span_id: 501
          ) (Token id:Id.Lit_Chars val:'\t\t\tgit commit -a -m "$i$j" &&\n' span_id:502) 
          (Token
            id: Id.Lit_Chars
            val: '\t\t\tcommit=$(git rev-parse --verify HEAD) &&\n'
            span_id: 503
          ) (Token id:Id.Lit_Chars val:'\t\t\tgraft="$graft$commit "\n' span_id:504) 
          (Token id:Id.Lit_Chars val:'\t\tdone\n' span_id:505) (Token id:Id.Lit_Chars val:'\tdone &&\n' span_id:506) 
          (Token
            id: Id.Lit_Chars
            val: '\tprintf "%s " $graft >.git/info/grafts &&\n'
            span_id: 507
          ) (Token id:Id.Lit_Chars val:'\tcheck_count -h 00 01 1 10 1\n' span_id:508)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup incomplete line' span_id:515))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:519) 
          (Token
            id: Id.Lit_Chars
            val: '\techo "incomplete" | tr -d "\\\\012" >>file &&\n'
            span_id: 520
          ) (Token id:Id.Lit_Chars val:'\tGIT_AUTHOR_NAME="C" GIT_AUTHOR_EMAIL="C@test.git" \\\n' span_id:521) 
          (Token id:Id.Lit_Chars val:'\tgit commit -a -m "Incomplete"\n' span_id:522)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame incomplete line' span_id:529))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:533) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count A 2 B 1 B1 2 B2 1 "A U Thor" 1 C 1\n'
            span_id: 534
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup edits' span_id:541))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:545) 
          (Token id:Id.Lit_Chars val:'\tmv file file.orig &&\n' span_id:546) (Token id:Id.Lit_Chars val:'\t{\n' span_id:547) 
          (Token id:Id.Lit_Chars val:'\t\tcat file.orig &&\n' span_id:548) (Token id:Id.Lit_Chars val:'\t\techo\n' span_id:549) 
          (Token
            id: Id.Lit_Chars
            val: '\t} | sed -e "s/^3A/99/" -e "/^1A/d" -e "/^incomplete/d" >file &&\n'
            span_id: 550
          ) (Token id:Id.Lit_Chars val:'\techo "incomplete" | tr -d "\\\\012" >>file &&\n' span_id:551) 
          (Token
            id: Id.Lit_Chars
            val: '\tGIT_AUTHOR_NAME="D" GIT_AUTHOR_EMAIL="D@test.git" \\\n'
            span_id: 552
          ) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "edit"\n' span_id:553)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame edits' span_id:560))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:564) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1\n'
            span_id: 565
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup obfuscated email' span_id:572))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:576) 
          (Token
            id: Id.Lit_Chars
            val: '\techo "No robots allowed" >file.new &&\n'
            span_id: 577
          ) (Token id:Id.Lit_Chars val:'\tcat file >>file.new &&\n' span_id:578) 
          (Token id:Id.Lit_Chars val:'\tmv file.new file &&\n' span_id:579) 
          (Token
            id: Id.Lit_Chars
            val: '\tGIT_AUTHOR_NAME="E" GIT_AUTHOR_EMAIL="E at test dot git" \\\n'
            span_id: 580
          ) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "norobots"\n' span_id:581)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame obfuscated email' span_id:588))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:592) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1 E 1\n'
            span_id: 593
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 1 (all)' span_id:600))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:604) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L1 A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1 E 1\n'
            span_id: 605
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L , (all)' span_id:612))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:616) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L, A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1 E 1\n'
            span_id: 617
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X (X to end)' span_id:624))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:628) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L5 B1 1 C 1 D 1 "A U Thor" 1\n'
            span_id: 629
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X, (X to end)' span_id:636))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:640) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L5, B1 1 C 1 D 1 "A U Thor" 1\n'
            span_id: 641
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L ,Y (up to Y)' span_id:648))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:652) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L,3 A 1 B2 1 E 1\n' span_id:653)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,X' span_id:660))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:664) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L3,3 B2 1\n' span_id:665)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,Y' span_id:672))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:676) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L3,6 B 1 B1 1 B2 1 D 1\n' span_id:677)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L Y,X (undocumented)' span_id:684))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:688) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L6,3 B 1 B1 1 B2 1 D 1\n' span_id:689)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L -X' span_id:696))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:700) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L-1 file\n' span_id:701)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 0' span_id:708))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:712) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L0 file\n' span_id:713)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L ,0' span_id:720))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:724) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L,0 file\n' span_id:725)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L ,+0' span_id:732))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:736) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L,+0 file\n' span_id:737)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,+0' span_id:744))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:748) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,+0 file\n' span_id:749)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,+1' span_id:756))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:760) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L3,+1 B2 1\n' span_id:761)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,+N' span_id:768))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:772) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L3,+4 B 1 B1 1 B2 1 D 1\n'
            span_id: 773
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L ,-0' span_id:780))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:784) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L,-0 file\n' span_id:785)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,-0' span_id:792))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:796) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,-0 file\n' span_id:797)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,-1' span_id:804))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:808) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L3,-1 B2 1\n' span_id:809)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,-N' span_id:816))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:820) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L6,-4 B 1 B1 1 B2 1 D 1\n'
            span_id: 821
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/ (RE to end)' span_id:828))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:832) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L/evil/ C 1 "A U Thor" 1\n'
            span_id: 833
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/,/RE2/' span_id:840))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:844) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L/robot/,/green/ A 1 B 1 B2 1 D 1 E 1\n'
            span_id: 845
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,/RE/' span_id:852))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:856) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L5,/evil/ B1 1 D 1 "A U Thor" 1\n'
            span_id: 857
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/,Y' span_id:864))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:868) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L/99/,7 B1 1 D 1 "A U Thor" 1\n'
            span_id: 869
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/,+N' span_id:876))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:880) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L/99/,+3 B1 1 D 1 "A U Thor" 1\n'
            span_id: 881
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/,-N' span_id:888))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:892) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L/99/,-3 B 1 B2 1 D 1\n' span_id:893)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X (X == nlines)' span_id:906))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:910) 
          (Token id:Id.Lit_Chars val:'\tn=$(expr $(wc -l <file) + 1) &&\n' span_id:911) (Token id:Id.Lit_Chars val:'\tcheck_count -L$n C 1\n' span_id:912)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L X (X == nlines + 1)' span_id:919))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:923) 
          (Token id:Id.Lit_Chars val:'\tn=$(expr $(wc -l <file) + 2) &&\n' span_id:924) (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L$n file\n' span_id:925)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X (X > nlines)' span_id:932))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:936) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L12345 file\n' span_id:937)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ,Y (Y == nlines)' span_id:944))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:948) 
          (Token id:Id.Lit_Chars val:'\tn=$(expr $(wc -l <file) + 1) &&\n' span_id:949) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L,$n A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1 E 1\n'
            span_id: 950
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ,Y (Y == nlines + 1)' span_id:957))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:961) 
          (Token id:Id.Lit_Chars val:'\tn=$(expr $(wc -l <file) + 2) &&\n' span_id:962) (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L,$n file\n' span_id:963)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L ,Y (Y > nlines)' span_id:970))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:974) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L,12345 file\n' span_id:975)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (disjoint)' span_id:982))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:986) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L2,3 -L6,7 A 1 B1 1 B2 1 "A U Thor" 1\n'
            span_id: 987
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (disjoint: unordered)' span_id:994))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:998) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L6,7 -L2,3 A 1 B1 1 B2 1 "A U Thor" 1\n'
            span_id: 999
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (adjacent)' span_id:1006))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1010) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L2,3 -L4,5 A 1 B 1 B2 1 D 1\n'
            span_id: 1011
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (adjacent: unordered)' span_id:1018))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1022) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L4,5 -L2,3 A 1 B 1 B2 1 D 1\n'
            span_id: 1023
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (overlapping)' span_id:1030))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1034) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L2,4 -L3,5 A 1 B 1 B2 1 D 1\n'
            span_id: 1035
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (overlapping: unordered)' span_id:1042))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1046) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L3,5 -L2,4 A 1 B 1 B2 1 D 1\n'
            span_id: 1047
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (superset/subset)' span_id:1054))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1058) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L2,8 -L3,5 A 1 B 1 B1 1 B2 1 C 1 D 1 "A U Thor" 1\n'
            span_id: 1059
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L multiple (superset/subset: unordered)' span_id:1066))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1070) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L3,5 -L2,8 A 1 B 1 B1 1 B2 1 C 1 D 1 "A U Thor" 1\n'
            span_id: 1071
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/ (relative)' span_id:1078))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1082) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L3,3 -L/fox/ B1 1 B2 1 C 1 D 1 "A U Thor" 1\n'
            span_id: 1083
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/ (relative: no preceding range)' span_id:1090))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1094) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L/dog/ A 1 B 1 B1 1 B2 1 C 1 D 1 "A U Thor" 1\n'
            span_id: 1095
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/ (relative: adjacent)' span_id:1102))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1106) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L1,1 -L/dog/,+1 A 1 E 1\n'
            span_id: 1107
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/ (relative: not found)' span_id:1114))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1118) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L4,4 -L/dog/ file\n'
            span_id: 1119
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L /RE/ (relative: end-of-file)' span_id:1126))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1130) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L, -L/$/ file\n'
            span_id: 1131
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^/RE/ (absolute)' span_id:1138))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1142) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -L3,3 -L^/dog/,+2 A 1 B2 1\n'
            span_id: 1143
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^/RE/ (absolute: no preceding range)' span_id:1150))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1154) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -L^/dog/,+2 A 1 B2 1\n' span_id:1155)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^/RE/ (absolute: not found)' span_id:1162))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1166) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L4,4 -L^/tambourine/ file\n'
            span_id: 1167
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^/RE/ (absolute: end-of-file)' span_id:1174))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1178) 
          (Token id:Id.Lit_Chars val:'\tn=$(expr $(wc -l <file) + 1) &&\n' span_id:1179) (Token id:Id.Lit_Chars val:'\tcheck_count -L$n -L^/$/,+2 A 1 C 1 E 1\n' span_id:1180)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup -L :regex' span_id:1187))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1191) 
          (Token id:Id.Lit_Chars val:'\ttr Q "\\\\t" >hello.c <<-\\EOF &&\n' span_id:1192) (Token id:Id.Lit_Chars val:'\tint main(int argc, const char *argv[])\n' span_id:1193) 
          (Token id:Id.Lit_Chars val:'\t{\n' span_id:1194) (Token id:Id.Lit_Chars val:'\tQputs("hello");\n' span_id:1195) 
          (Token id:Id.Lit_Chars val:'\t}\n' span_id:1196) (Token id:Id.Lit_Chars val:'\tEOF\n' span_id:1197) 
          (Token id:Id.Lit_Chars val:'\tgit add hello.c &&\n' span_id:1198) (Token id:Id.Lit_Chars val:'\tGIT_AUTHOR_NAME="F" GIT_AUTHOR_EMAIL="F@test.git" \\\n' span_id:1199) 
          (Token id:Id.Lit_Chars val:'\tgit commit -m "hello" &&\n' span_id:1200) (Token id:Id.Lit_Chars val:'\n' span_id:1201) 
          (Token id:Id.Lit_Chars val:'\tmv hello.c hello.orig &&\n' span_id:1202) 
          (Token
            id: Id.Lit_Chars
            val: '\tsed -e "/}/ {x; s/$/Qputs(\\"goodbye\\");/; G;}" <hello.orig |\n'
            span_id: 1203
          ) (Token id:Id.Lit_Chars val:'\ttr Q "\\\\t" >hello.c &&\n' span_id:1204) 
          (Token
            id: Id.Lit_Chars
            val: '\tGIT_AUTHOR_NAME="G" GIT_AUTHOR_EMAIL="G@test.git" \\\n'
            span_id: 1205
          ) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "goodbye" &&\n' span_id:1206) 
          (Token id:Id.Lit_Chars val:'\n' span_id:1207) (Token id:Id.Lit_Chars val:'\tmv hello.c hello.orig &&\n' span_id:1208) 
          (Token
            id: Id.Lit_Chars
            val: '\techo "#include <stdio.h>" >hello.c &&\n'
            span_id: 1209
          ) (Token id:Id.Lit_Chars val:'\tcat hello.orig >>hello.c &&\n' span_id:1210) 
          (Token id:Id.Lit_Chars val:'\ttr Q "\\\\t" >>hello.c <<-\\EOF &&\n' span_id:1211) (Token id:Id.Lit_Chars val:'\tvoid mail()\n' span_id:1212) 
          (Token id:Id.Lit_Chars val:'\t{\n' span_id:1213) (Token id:Id.Lit_Chars val:'\tQputs("mail");\n' span_id:1214) 
          (Token id:Id.Lit_Chars val:'\t}\n' span_id:1215) (Token id:Id.Lit_Chars val:'\tEOF\n' span_id:1216) 
          (Token
            id: Id.Lit_Chars
            val: '\tGIT_AUTHOR_NAME="H" GIT_AUTHOR_EMAIL="H@test.git" \\\n'
            span_id: 1217
          ) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "mail"\n' span_id:1218)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L :literal' span_id:1225))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1229) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -f hello.c -L:main F 4 G 1\n'
            span_id: 1230
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L :regex' span_id:1237))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1241) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -f hello.c "-L:m[a-z][a-z]l" H 4\n'
            span_id: 1242
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L :nomatch' span_id:1249))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1253) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L:nomatch hello.c\n'
            span_id: 1254
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L :RE (relative)' span_id:1261))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1265) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -f hello.c -L3,3 -L:ma.. F 1 H 4\n'
            span_id: 1266
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L :RE (relative: no preceding range)' span_id:1273))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1277) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -f hello.c -L:ma.. F 4 G 1\n'
            span_id: 1278
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L :RE (relative: not found)' span_id:1285))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1289) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L3,3 -L:tambourine hello.c\n'
            span_id: 1290
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L :RE (relative: end-of-file)' span_id:1297))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1301) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L, -L:main hello.c\n'
            span_id: 1302
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^:RE (absolute)' span_id:1309))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1313) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -f hello.c -L3,3 -L^:ma.. F 4 G 1\n'
            span_id: 1314
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^:RE (absolute: no preceding range)' span_id:1321))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1325) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -f hello.c -L^:ma.. F 4 G 1\n'
            span_id: 1326
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^:RE (absolute: not found)' span_id:1333))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1337) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L4,4 -L^:tambourine hello.c\n'
            span_id: 1338
          )
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L ^:RE (absolute: end-of-file)' span_id:1345))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1349) 
          (Token
            id: Id.Lit_Chars
            val: '\tn=$(printf "%d" $(wc -l <hello.c)) &&\n'
            span_id: 1350
          ) (Token id:Id.Lit_Chars val:'\tcheck_count -f hello.c -L$n -L^:ma.. F 4 G 1 H 1\n' span_id:1351)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'setup incremental' span_id:1358))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1362) 
          (Token id:Id.Lit_Chars val:'\t(\n' span_id:1363) (Token id:Id.Lit_Chars val:'\tGIT_AUTHOR_NAME=I &&\n' span_id:1364) 
          (Token id:Id.Lit_Chars val:'\texport GIT_AUTHOR_NAME &&\n' span_id:1365) (Token id:Id.Lit_Chars val:'\tGIT_AUTHOR_EMAIL=I@test.git &&\n' span_id:1366) 
          (Token id:Id.Lit_Chars val:'\texport GIT_AUTHOR_EMAIL &&\n' span_id:1367) (Token id:Id.Lit_Chars val:'\t>incremental &&\n' span_id:1368) 
          (Token id:Id.Lit_Chars val:'\tgit add incremental &&\n' span_id:1369) (Token id:Id.Lit_Chars val:'\tgit commit -m "step 0" &&\n' span_id:1370) 
          (Token id:Id.Lit_Chars val:'\tprintf "partial" >>incremental &&\n' span_id:1371) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "step 0.5" &&\n' span_id:1372) 
          (Token id:Id.Lit_Chars val:'\techo >>incremental &&\n' span_id:1373) (Token id:Id.Lit_Chars val:'\tgit commit -a -m "step 1"\n' span_id:1374) 
          (Token id:Id.Lit_Chars val:'\t)\n' span_id:1375)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame empty' span_id:1382))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1386) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -h HEAD^^ -f incremental\n'
            span_id: 1387
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 0 empty' span_id:1394))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1398) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L0 incremental HEAD^^\n'
            span_id: 1399
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 1 empty' span_id:1406))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1410) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L1 incremental HEAD^^\n'
            span_id: 1411
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 2 empty' span_id:1418))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1422) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L2 incremental HEAD^^\n'
            span_id: 1423
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame half' span_id:1430))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1434) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -h HEAD^ -f incremental I 1\n'
            span_id: 1435
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 0 half' span_id:1442))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1446) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L0 incremental HEAD^\n'
            span_id: 1447
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 1 half' span_id:1454))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1458) 
          (Token
            id: Id.Lit_Chars
            val: '\tcheck_count -h HEAD^ -f incremental -L1 I 1\n'
            span_id: 1459
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 2 half' span_id:1466))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1470) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L2 incremental HEAD^\n'
            span_id: 1471
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 3 half' span_id:1478))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1482) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L3 incremental HEAD^\n'
            span_id: 1483
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame full' span_id:1490))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1494) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -f incremental I 1\n' span_id:1495)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 0 full' span_id:1502))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1506) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L0 incremental\n'
            span_id: 1507
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 1 full' span_id:1514))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1518) 
          (Token id:Id.Lit_Chars val:'\tcheck_count -f incremental -L1 I 1\n' span_id:1519)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 2 full' span_id:1526))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1530) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L2 incremental\n'
            span_id: 1531
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L 3 full' span_id:1538))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1542) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L3 incremental\n'
            span_id: 1543
          )
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L' span_id:1550))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1554) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L file\n' span_id:1555)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,+' span_id:1562))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1566) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,+ file\n' span_id:1567)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L X,-' span_id:1574))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1578) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,- file\n' span_id:1579)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L X (non-numeric X)' span_id:1586))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1590) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -LX file\n' span_id:1591)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L X,Y (non-numeric Y)' span_id:1598))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1602) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,Y file\n' span_id:1603)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L X,+N (non-numeric N)' span_id:1610))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1614) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,+N file\n' span_id:1615)
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ (Token id:Id.Lit_Chars val:'blame -L X,-N (non-numeric N)' span_id:1622))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1626) 
          (Token id:Id.Lit_Chars val:'\ttest_must_fail $PROG -L1,-N file\n' span_id:1627)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'blame -L ,^/RE/' span_id:1634))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:1638) 
          (Token
            id: Id.Lit_Chars
            val: '\ttest_must_fail $PROG -L1,^/99/ file\n'
            span_id: 1639
          )
        )
      }
    )
  ]
)