(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:UNICODEWIDTH_H)
          op: assign_op.Equal
          rhs: {<../unicode_width.h>}
          spids: [21]
        )
      ]
    )
    (command.AndOr
      ops: [Id.Op_DAmp]
      children: [
        (command.If
          arms: [
            (if_arm
              cond: [
                (command.Sentence
                  child: (command.Pipeline children:[(C {<test>} {<-d>} {<unicode>})] negated:T)
                  terminator: <Id.Op_Semi _>
                )
              ]
              action: [(C {<mkdir>} {<unicode>})]
              spids: [24 35]
            )
          ]
        )
        (command.Subshell
          command_list: 
            (command.CommandList
              children: [
                (command.AndOr
                  ops: [Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp]
                  children: [
                    (C {<cd>} {<unicode>})
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.Pipeline
                                  children: [(C {<test>} {<-f>} {<UnicodeData.txt>})]
                                  negated: T
                                )
                              terminator: <Id.Op_Semi _>
                            )
                          ]
                          action: [
                            (C {<wget>} 
                              {<http> <Id.Lit_Other ':'> 
                                <//www.unicode.org/Public/UCD/latest/ucd/UnicodeData.txt>
                              }
                            )
                          ]
                          spids: [55 66]
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.Pipeline
                                  children: [(C {<test>} {<-f>} {<EastAsianWidth.txt>})]
                                  negated: T
                                )
                              terminator: <Id.Op_Semi _>
                            )
                          ]
                          action: [
                            (C {<wget>} 
                              {<http> <Id.Lit_Other ':'> 
                                <//www.unicode.org/Public/UCD/latest/ucd/EastAsianWidth.txt>
                              }
                            )
                          ]
                          spids: [81 92]
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.Pipeline
                                  children: [(C {<test>} {<-d>} {<uniset>})]
                                  negated: T
                                )
                              terminator: <Id.Op_Semi _>
                            )
                          ]
                          action: [
                            (C {<git>} {<clone>} 
                              {<https> <Id.Lit_Other ':'> <//github.com/depp/uniset.git>}
                            )
                          ]
                          spids: [107 118]
                        )
                      ]
                    )
                    (command.Subshell
                      command_list: 
                        (command.CommandList
                          children: [
                            (command.AndOr
                              ops: [Id.Op_DAmp Id.Op_DAmp]
                              children: [
                                (C {<cd>} {<uniset>})
                                (command.If
                                  arms: [
                                    (if_arm
                                      cond: [
                                        (command.Sentence
                                          child: 
                                            (command.Pipeline
                                              children: [(C {<test>} {<-x>} {<uniset>})]
                                              negated: T
                                            )
                                          terminator: <Id.Op_Semi _>
                                        )
                                      ]
                                      action: [
                                        (command.AndOr
                                          ops: [Id.Op_DAmp]
                                          children: [
                                            (C {<autoreconf>} {<-i>})
                                            (C {<./configure>} 
                                              {<--enable-warnings> <Id.Lit_Equals '='> <-Werror>} {<Id.Lit_VarLike 'CFLAGS='> (SQ <'-O0 -ggdb'>)}
                                            )
                                          ]
                                        )
                                      ]
                                      spids: [145 156]
                                    )
                                  ]
                                )
                                (C {<make>})
                              ]
                            )
                          ]
                        )
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:UNICODE_DIR)
                          op: assign_op.Equal
                          rhs: {<.>}
                          spids: [191]
                        )
                      ]
                    )
                    (C {<export>} {<UNICODE_DIR>})
                    (command.Simple
                      words: [{<cat>}]
                      redirects: [
                        (redir.Redir
                          op: <Id.Redir_Great '>'>
                          fd: -1
                          arg_word: {($ Id.VSub_DollarName '$UNICODEWIDTH_H')}
                        )
                        (redir.HereDoc
                          op: <Id.Redir_DLessDash '<<-'>
                          fd: -1
                          here_begin: {<EOF>}
                          here_end_span_id: 265
                          stdin_parts: [
                            <'static const struct interval zero_width[] = {\n'>
                            (command_sub
                              left_token: <Id.Left_DollarParen '$('>
                              command_list: 
                                (command.CommandList
                                  children: [
                                    (command.Pipeline
                                      children: [
                                        (C {<uniset/uniset>} {<--32>} 
                                          {<cat> <Id.Lit_Other ':'> <Me> <Id.Lit_Comma ','> <Mn> 
                                            <Id.Lit_Comma ','> <Cf>
                                          } {<Id.Lit_Other '+'>} {<U> <Id.Lit_Other '+'> <1160..U> <Id.Lit_Other '+'> <11FF>} {<->} 
                                          {<U> <Id.Lit_Other '+'> <00AD>}
                                        )
                                        (C {<grep>} {<-v>} {<plane>})
                                      ]
                                      negated: F
                                    )
                                  ]
                                )
                            )
                            <'\n'>
                            <'};\n'>
                            <'static const struct interval double_width[] = {\n'>
                            (command_sub
                              left_token: <Id.Left_DollarParen '$('>
                              command_list: 
                                (command.CommandList
                                  children: [
                                    (C {<uniset/uniset>} {<--32>} 
                                      {<eaw> <Id.Lit_Other ':'> <F> <Id.Lit_Comma ','> <W>}
                                    )
                                  ]
                                )
                            )
                            <'\n'>
                            <'};\n'>
                          ]
                        )
                      ]
                    )
                  ]
                )
              ]
            )
        )
      ]
    )
  ]
)