ninja: no work to do.
---
skipping ysh/testdata/assign.osh
---
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        (Token
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          col: 0
          line: 
            (SourceLine
              line_num: 1
              content: "global_var=global\n"
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        )
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          lhs: (sh_lhs.Name left:...0x13f2 name:global_var)
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          rhs: (CompoundWord parts:[(Token id:Id.Lit_Chars length:6 col:11 line:...0x13fa)])
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          col: 0
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              col: 0
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---
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          col: 0
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          col: 0
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            (CompoundWord
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          col: 0
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        (for_iter.Words
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                    (BracedVarSub
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                      token: (Token id:Id.VSub_Name length:5 col:12 line:...0x11b2)
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                (Token
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                    (SourceLine
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                      content: "  flags[${#flags[@]}]=\"--regex=$r\"\n"
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                                (Token
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            (Token
              id: Id.KW_Done
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              col: 0
              line: (SourceLine line_num:19 content:"done\n" src:...0x1d1d)
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---
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          col: 0
          line: (SourceLine line_num:30 content:"var strarray = %(\n" src:...0x1d1d)
        )
      lhs: [(NameType left:(Token id:Id.Expr_Name length:8 col:4 line:...0x10a2) name:strarray)]
      rhs: 
        (ShArrayLiteral
          left: (Token id:Id.Left_PercentParen length:2 col:15 line:...0x10a2)
          words: [
            (CompoundWord
              parts: [
                (Token
                  id: Id.Lit_Chars
                  length: 4
                  col: 4
                  line: 
                    (SourceLine
                      line_num: 31
                      content: "    bare words *.sh {a,b}@example.com 'sq' \"dq ${x:-default}\"\n"
                      src: ...0x1d1d
                    )
                )
              ]
            )
            (CompoundWord parts:[(Token id:Id.Lit_Chars length:5 col:9 line:...0x1012)])
            (CompoundWord
              parts: [
                (Token id:Id.Lit_Star length:1 col:15 line:...0x1012)
                (Token id:Id.Lit_Chars length:3 col:16 line:...0x1012)
              ]
            )
            (word.BracedTree
              parts: [
                (word_part.BracedTuple
                  words: [
                    (CompoundWord
                      parts: [(Token id:Id.Lit_Chars length:1 col:21 line:...0x1012)]
                    )
                    (CompoundWord
                      parts: [(Token id:Id.Lit_Chars length:1 col:23 line:...0x1012)]
                    )
                  ]
                )
                (Token id:Id.Lit_Splice length:8 col:25 line:...0x1012)
                (Token id:Id.Lit_Chars length:4 col:33 line:...0x1012)
              ]
            )
            (CompoundWord
              parts: [
                (SingleQuoted
                  left: (Token id:Id.Left_SingleQuote length:1 col:38 line:...0x1012)
                  sval: sq
                  right: (Token id:Id.Right_SingleQuote length:1 col:41 line:...0x1012)
                )
              ]
            )
            (CompoundWord
              parts: [
                (DoubleQuoted
                  left: (Token id:Id.Left_DoubleQuote length:1 col:43 line:...0x1012)
                  parts: [
                    (Token id:Id.Lit_Chars length:3 col:44 line:...0x1012)
                    (BracedVarSub
                      left: (Token id:Id.Left_DollarBrace length:2 col:47 line:...0x1012)
                      token: (Token id:Id.VSub_Name length:1 col:49 line:...0x1012)
                      var_name: x
                      suffix_op: 
                        (suffix_op.Unary
                          op: (Token id:Id.VTest_ColonHyphen length:2 col:50 line:...0x1012)
                          arg_word: 
                            (CompoundWord
                              parts: [(Token id:Id.Lit_Chars length:7 col:52 line:...0x1012)]
                            )
                        )
                      right: (Token id:Id.Right_DollarBrace length:1 col:59 line:...0x1012)
                    )
                  ]
                  right: (Token id:Id.Right_DoubleQuote length:1 col:60 line:...0x1012)
                )
              ]
            )
          ]
          right: 
            (Token
              id: Id.Right_ShArrayLiteral
              length: 1
              col: 0
              line: (SourceLine line_num:32 content:")\n" src:...0x1d1d)
            )
        )
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:34 content:"show @strarray\n" src:...0x1d1d)
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x19ae])
        (CompoundWord parts:[(Token id:Id.Lit_Splice length:9 col:5 line:...0x19b2)])
      ]
      do_fork: T
    )
    (command.VarDecl
      keyword: 
        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:36 content:"var cmd_sub = $(\n" src:...0x1d1d)
        )
      lhs: [(NameType left:(Token id:Id.Expr_Name length:7 col:4 line:...0x1966) name:cmd_sub)]
      rhs: 
        (CommandSub
          left_token: (Token id:Id.Left_DollarParen length:2 col:14 line:...0x1966)
          child: 
            (command.Simple
              blame_tok: 
                (Token
                  id: Id.Lit_Chars
                  length: 4
                  col: 4
                  line: 
                    (SourceLine
                      line_num: 37
                      content: 
"    echo bare words *.sh {a,b}@example.com 'sq' \"dq ${x:-default}\"\n"
                      src: ...0x1d1d
                    )
                )
              more_env: []
              words: [
                (CompoundWord parts:[...0x18ce])
                (CompoundWord
                  parts: [(Token id:Id.Lit_Chars length:4 col:9 line:...0x18d6)]
                )
                (CompoundWord
                  parts: [(Token id:Id.Lit_Chars length:5 col:14 line:...0x18d6)]
                )
                (CompoundWord
                  parts: [
                    (Token id:Id.Lit_Star length:1 col:20 line:...0x18d6)
                    (Token id:Id.Lit_Chars length:3 col:21 line:...0x18d6)
                  ]
                )
                (word.BracedTree
                  parts: [
                    (word_part.BracedTuple
                      words: [
                        (CompoundWord
                          parts: [(Token id:Id.Lit_Chars length:1 col:26 line:...0x18d6)]
                        )
                        (CompoundWord
                          parts: [(Token id:Id.Lit_Chars length:1 col:28 line:...0x18d6)]
                        )
                      ]
                    )
                    (Token id:Id.Lit_Splice length:8 col:30 line:...0x18d6)
                    (Token id:Id.Lit_Chars length:4 col:38 line:...0x18d6)
                  ]
                )
                (CompoundWord
                  parts: [
                    (SingleQuoted
                      left: (Token id:Id.Left_SingleQuote length:1 col:43 line:...0x18d6)
                      sval: sq
                      right: (Token id:Id.Right_SingleQuote length:1 col:46 line:...0x18d6)
                    )
                  ]
                )
                (CompoundWord
                  parts: [
                    (DoubleQuoted
                      left: (Token id:Id.Left_DoubleQuote length:1 col:48 line:...0x18d6)
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          length: 3
                          col: 49
                          line: ...0x18d6
                        )
                        (BracedVarSub
                          left: (Token id:Id.Left_DollarBrace length:2 col:52 line:...0x18d6)
                          token: (Token id:Id.VSub_Name length:1 col:54 line:...0x18d6)
                          var_name: x
                          suffix_op: 
                            (suffix_op.Unary
                              op: (Token id:Id.VTest_ColonHyphen length:2 col:55 line:...0x18d6)
                              arg_word: 
                                (CompoundWord
                                  parts: [(Token id:Id.Lit_Chars length:7 col:57 line:...0x18d6)]
                                )
                            )
                          right: (Token id:Id.Right_DollarBrace length:1 col:64 line:...0x18d6)
                        )
                      ]
                      right: (Token id:Id.Right_DoubleQuote length:1 col:65 line:...0x18d6)
                    )
                  ]
                )
              ]
              do_fork: T
            )
          right: 
            (Token
              id: Id.Eof_RParen
              length: 1
              col: 0
              line: (SourceLine line_num:38 content:")\n" src:...0x1d1d)
            )
        )
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:40 content:"show $cmd_sub\n" src:...0x1d1d)
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x17aa])
        (CompoundWord
          parts: [(SimpleVarSub tok:(Token id:Id.VSub_DollarName length:8 col:5 line:...0x17ae))]
        )
      ]
      do_fork: T
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: 
            (SourceLine
              line_num: 42
              content: "show $['quoted ' ++ 'words ' ++ \"dq ${x:-default}\"]\n"
              src: ...0x1d1d
            )
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x1762])
        (CompoundWord
          parts: [
            (word_part.ExprSub
              left: (Token id:Id.Left_DollarBracket length:2 col:5 line:...0x1766)
              child: 
                (expr.Binary
                  op: (Token id:Id.Arith_DPlus length:2 col:29 line:...0x1766)
                  left: 
                    (expr.Binary
                      op: (Token id:Id.Arith_DPlus length:2 col:17 line:...0x1766)
                      left: 
                        (SingleQuoted
                          left: (Token id:Id.Left_SingleQuote length:1 col:7 line:...0x1766)
                          sval: "quoted "
                          right: (Token id:Id.Right_SingleQuote length:1 col:15 line:...0x1766)
                        )
                      right: 
                        (SingleQuoted
                          left: (Token id:Id.Left_SingleQuote length:1 col:20 line:...0x1766)
                          sval: "words "
                          right: (Token id:Id.Right_SingleQuote length:1 col:27 line:...0x1766)
                        )
                    )
                  right: 
                    (DoubleQuoted
                      left: (Token id:Id.Left_DoubleQuote length:1 col:32 line:...0x1766)
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          length: 3
                          col: 33
                          line: ...0x1766
                        )
                        (BracedVarSub
                          left: (Token id:Id.Left_DollarBrace length:2 col:36 line:...0x1766)
                          token: (Token id:Id.VSub_Name length:1 col:38 line:...0x1766)
                          var_name: x
                          suffix_op: 
                            (suffix_op.Unary
                              op: (Token id:Id.VTest_ColonHyphen length:2 col:39 line:...0x1766)
                              arg_word: 
                                (CompoundWord
                                  parts: [(Token id:Id.Lit_Chars length:7 col:41 line:...0x1766)]
                                )
                            )
                          right: (Token id:Id.Right_DollarBrace length:1 col:48 line:...0x1766)
                        )
                      ]
                      right: (Token id:Id.Right_DoubleQuote length:1 col:49 line:...0x1766)
                    )
                )
              right: (Token id:Id.Op_RBracket length:1 col:50 line:...0x1766)
            )
          ]
        )
      ]
      do_fork: T
    )
  ]
)
---
(command.CommandList
  children: [
    (command.ShFunction
      name_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: 
            (SourceLine
              line_num: 8
              content: "argv() { spec/bin/argv.py \"$@\"; }\n"
              src: (source.MainFile path:ysh/testdata/array-rewrite-2.sh)
            )
        )
      name: argv
      body: 
        (BraceGroup
          left: (Token id:Id.Lit_LBrace length:1 col:7 line:...0x1386)
          children: [
            (command.Sentence
              child: 
                (command.Simple
                  blame_tok: (Token id:Id.Lit_Chars length:4 col:9 line:...0x1386)
                  more_env: []
                  words: [
                    (CompoundWord
                      parts: [
                        ...0x1346
                        (Token
                          id: Id.Lit_Slash
                          length: 1
                          col: 13
                          line: ...0x1386
                        )
                        (Token
                          id: Id.Lit_Chars
                          length: 3
                          col: 14
                          line: ...0x1386
                        )
                        (Token
                          id: Id.Lit_Slash
                          length: 1
                          col: 17
                          line: ...0x1386
                        )
                        (Token
                          id: Id.Lit_Chars
                          length: 7
                          col: 18
                          line: ...0x1386
                        )
                      ]
                    )
                    (CompoundWord
                      parts: [
                        (DoubleQuoted
                          left: (Token id:Id.Left_DoubleQuote length:1 col:26 line:...0x1386)
                          parts: [
                            (SimpleVarSub
                              tok: (Token id:Id.VSub_At length:2 col:27 line:...0x1386)
                            )
                          ]
                          right: (Token id:Id.Right_DoubleQuote length:1 col:29 line:...0x1386)
                        )
                      ]
                    )
                  ]
                  do_fork: T
                )
              terminator: (Token id:Id.Op_Semi length:1 col:30 line:...0x1386)
            )
          ]
          right: (Token id:Id.Lit_RBrace length:1 col:32 line:...0x1386)
        )
    )
    (command.ShAssignment
      left: 
        (Token
          id: Id.Lit_VarLike
          length: 16
          col: 0
          line: (SourceLine line_num:15 content:"CONFIG_HAVE_FOO=yes\n" src:...0x1d1d)
        )
      pairs: [
        (AssignPair
          left: ...0x1262
          lhs: (sh_lhs.Name left:...0x1262 name:CONFIG_HAVE_FOO)
          op: assign_op.Equal
          rhs: (CompoundWord parts:[(Token id:Id.Lit_Chars length:3 col:16 line:...0x1266)])
        )
      ]
    )
    (command.ShAssignment
      left: 
        (Token
          id: Id.Lit_VarLike
          length: 5
          col: 0
          line: (SourceLine line_num:16 content:"path='/etc/path with spaces'\n" src:...0x1d1d)
        )
      pairs: [
        (AssignPair
          left: ...0x1216
          lhs: (sh_lhs.Name left:...0x1216 name:path)
          op: assign_op.Equal
          rhs: 
            (CompoundWord
              parts: [
                (SingleQuoted
                  left: (Token id:Id.Left_SingleQuote length:1 col:5 line:...0x121a)
                  sval: "/etc/path with spaces"
                  right: (Token id:Id.Right_SingleQuote length:1 col:27 line:...0x121a)
                )
              ]
            )
        )
      ]
    )
    (command.ShAssignment
      left: 
        (Token
          id: Id.Lit_VarLike
          length: 6
          col: 0
          line: (SourceLine line_num:17 content:"flags=''\n" src:...0x1d1d)
        )
      pairs: [
        (AssignPair
          left: ...0x11b6
          lhs: (sh_lhs.Name left:...0x11b6 name:flags)
          op: assign_op.Equal
          rhs: 
            (CompoundWord
              parts: [
                (SingleQuoted
                  left: (Token id:Id.Left_SingleQuote length:1 col:6 line:...0x11ba)
                  sval: ""
                  right: (Token id:Id.Right_SingleQuote length:1 col:7 line:...0x11ba)
                )
              ]
            )
        )
      ]
    )
    (command.If
      if_kw: 
        (Token
          id: Id.KW_If
          length: 2
          col: 0
          line: 
            (SourceLine
              line_num: 20
              content: "if [ -n \"${CONFIG_HAVE_FOO}\" ]; then\n"
              src: ...0x1d1d
            )
        )
      arms: [
        (IfArm
          keyword: ...0x115e
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.Simple
                      blame_tok: (Token id:Id.Lit_LBracket length:1 col:3 line:...0x1162)
                      more_env: []
                      words: [
                        (CompoundWord parts:[...0x114a])
                        (CompoundWord
                          parts: [(Token id:Id.Lit_Chars length:2 col:5 line:...0x1162)]
                        )
                        (CompoundWord
                          parts: [
                            (DoubleQuoted
                              left: (Token id:Id.Left_DoubleQuote length:1 col:8 line:...0x1162)
                              parts: [
                                (BracedVarSub
                                  left: (Token id:Id.Left_DollarBrace length:2 col:9 line:...0x1162)
                                  token: (Token id:Id.VSub_Name length:15 col:11 line:...0x1162)
                                  var_name: CONFIG_HAVE_FOO
                                  right: 
                                    (Token
                                      id: Id.Right_DollarBrace
                                      length: 1
                                      col: 26
                                      line: ...0x1162
                                    )
                                )
                              ]
                              right: (Token id:Id.Right_DoubleQuote length:1 col:27 line:...0x1162)
                            )
                          ]
                        )
                        (CompoundWord
                          parts: [(Token id:Id.Lit_RBracket length:1 col:29 line:...0x1162)]
                        )
                      ]
                      do_fork: T
                    )
                  terminator: (Token id:Id.Op_Semi length:1 col:30 line:...0x1162)
                )
              ]
            )
          then_kw: (Token id:Id.KW_Then length:4 col:32 line:...0x1162)
          action: [
            (command.ShAssignment
              left: 
                (Token
                  id: Id.Lit_VarLike
                  length: 6
                  col: 2
                  line: 
                    (SourceLine
                      line_num: 21
                      content: "  flags=\"${flags} --foo=$path\"\n"
                      src: ...0x1d1d
                    )
                )
              pairs: [
                (AssignPair
                  left: ...0x10ba
                  lhs: (sh_lhs.Name left:...0x10ba name:flags)
                  op: assign_op.Equal
                  rhs: 
                    (CompoundWord
                      parts: [
                        (DoubleQuoted
                          left: (Token id:Id.Left_DoubleQuote length:1 col:8 line:...0x10c2)
                          parts: [
                            (BracedVarSub
                              left: (Token id:Id.Left_DollarBrace length:2 col:9 line:...0x10c2)
                              token: (Token id:Id.VSub_Name length:5 col:11 line:...0x10c2)
                              var_name: flags
                              right: (Token id:Id.Right_DollarBrace length:1 col:16 line:...0x10c2)
                            )
                            (Token
                              id: Id.Lit_Chars
                              length: 7
                              col: 17
                              line: ...0x10c2
                            )
                            (SimpleVarSub
                              tok: (Token id:Id.VSub_DollarName length:5 col:24 line:...0x10c2)
                            )
                          ]
                          right: (Token id:Id.Right_DoubleQuote length:1 col:29 line:...0x10c2)
                        )
                      ]
                    )
                )
              ]
            )
          ]
          then_tok: ...0x10da
        )
      ]
      else_action: []
      fi_kw: 
        (Token
          id: Id.KW_Fi
          length: 2
          col: 0
          line: (SourceLine line_num:22 content:"fi\n" src:...0x1d1d)
        )
    )
    (command.If
      if_kw: 
        (Token
          id: Id.KW_If
          length: 2
          col: 0
          line: 
            (SourceLine
              line_num: 24
              content: "if [ -n \"${CONFIG_HAVE_BAR}\" ]; then\n"
              src: ...0x1d1d
            )
        )
      arms: [
        (IfArm
          keyword: ...0x103a
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.Simple
                      blame_tok: (Token id:Id.Lit_LBracket length:1 col:3 line:...0x103e)
                      more_env: []
                      words: [
                        (CompoundWord parts:[...0x1026])
                        (CompoundWord
                          parts: [(Token id:Id.Lit_Chars length:2 col:5 line:...0x103e)]
                        )
                        (CompoundWord
                          parts: [
                            (DoubleQuoted
                              left: (Token id:Id.Left_DoubleQuote length:1 col:8 line:...0x103e)
                              parts: [
                                (BracedVarSub
                                  left: (Token id:Id.Left_DollarBrace length:2 col:9 line:...0x103e)
                                  token: (Token id:Id.VSub_Name length:15 col:11 line:...0x103e)
                                  var_name: CONFIG_HAVE_BAR
                                  right: 
                                    (Token
                                      id: Id.Right_DollarBrace
                                      length: 1
                                      col: 26
                                      line: ...0x103e
                                    )
                                )
                              ]
                              right: (Token id:Id.Right_DoubleQuote length:1 col:27 line:...0x103e)
                            )
                          ]
                        )
                        (CompoundWord
                          parts: [(Token id:Id.Lit_RBracket length:1 col:29 line:...0x103e)]
                        )
                      ]
                      do_fork: T
                    )
                  terminator: (Token id:Id.Op_Semi length:1 col:30 line:...0x103e)
                )
              ]
            )
          then_kw: (Token id:Id.KW_Then length:4 col:32 line:...0x103e)
          action: [
            (command.ShAssignment
              left: 
                (Token
                  id: Id.Lit_VarLike
                  length: 6
                  col: 2
                  line: (SourceLine line_num:25 content:"  flags=\"${flags} --bar\"\n" src:...0x1d1d)
                )
              pairs: [
                (AssignPair
                  left: ...0x1a3e
                  lhs: (sh_lhs.Name left:...0x1a3e name:flags)
                  op: assign_op.Equal
                  rhs: 
                    (CompoundWord
                      parts: [
                        (DoubleQuoted
                          left: (Token id:Id.Left_DoubleQuote length:1 col:8 line:...0x1a46)
                          parts: [
                            (BracedVarSub
                              left: (Token id:Id.Left_DollarBrace length:2 col:9 line:...0x1a46)
                              token: (Token id:Id.VSub_Name length:5 col:11 line:...0x1a46)
                              var_name: flags
                              right: (Token id:Id.Right_DollarBrace length:1 col:16 line:...0x1a46)
                            )
                            (Token
                              id: Id.Lit_Chars
                              length: 6
                              col: 17
                              line: ...0x1a46
                            )
                          ]
                          right: (Token id:Id.Right_DoubleQuote length:1 col:23 line:...0x1a46)
                        )
                      ]
                    )
                )
              ]
            )
          ]
          then_tok: ...0x1a5e
        )
      ]
      else_action: []
      fi_kw: 
        (Token
          id: Id.KW_Fi
          length: 2
          col: 0
          line: (SourceLine line_num:26 content:"fi\n" src:...0x1d1d)
        )
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: 
            (SourceLine
              line_num: 28
              content: "argv ${flags}  # unquoted splitting\n"
              src: ...0x1d1d
            )
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x19c2])
        (CompoundWord
          parts: [
            (BracedVarSub
              left: (Token id:Id.Left_DollarBrace length:2 col:5 line:...0x19c6)
              token: (Token id:Id.VSub_Name length:5 col:7 line:...0x19c6)
              var_name: flags
              right: (Token id:Id.Right_DollarBrace length:1 col:12 line:...0x19c6)
            )
          ]
        )
      ]
      do_fork: T
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 3
          col: 0
          line: (SourceLine line_num:40 content:"set -o errexit\n" src:...0x1d1d)
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x18ca])
        (CompoundWord parts:[(Token id:Id.Lit_Chars length:2 col:4 line:...0x18ce)])
        (CompoundWord parts:[(Token id:Id.Lit_Chars length:7 col:7 line:...0x18ce)])
      ]
      do_fork: T
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 5
          col: 0
          line: (SourceLine line_num:41 content:"shopt -s parse_at simple_word_eval\n" src:...0x1d1d)
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x187e])
        (CompoundWord parts:[(Token id:Id.Lit_Chars length:2 col:6 line:...0x1882)])
        (CompoundWord parts:[(Token id:Id.Lit_Chars length:8 col:9 line:...0x1882)])
        (CompoundWord parts:[(Token id:Id.Lit_Chars length:16 col:18 line:...0x1882)])
      ]
      do_fork: T
    )
    (command.Mutation
      keyword: 
        (Token
          id: Id.KW_SetVar
          length: 6
          col: 0
          line: 
            (SourceLine
              line_num: 43
              content: "setvar CONFIG_HAVE_FOO = \"yes\"  # TODO: change to single quotes\n"
              src: ...0x1d1d
            )
        )
      lhs: [(Token id:Id.Expr_Name length:15 col:7 line:...0x1822 tval:CONFIG_HAVE_FOO)]
      op: (Token id:Id.Arith_Equal length:1 col:23 line:...0x1822)
      rhs: 
        (DoubleQuoted
          left: (Token id:Id.Left_DoubleQuote length:1 col:25 line:...0x1822)
          parts: [(Token id:Id.Lit_Chars length:3 col:26 line:...0x1822)]
          right: (Token id:Id.Right_DoubleQuote length:1 col:29 line:...0x1822)
        )
    )
    (command.Mutation
      keyword: 
        (Token
          id: Id.KW_SetVar
          length: 6
          col: 0
          line: 
            (SourceLine
              line_num: 44
              content: "setvar path = \"/etc/path with spaces\"\n"
              src: ...0x1d1d
            )
        )
      lhs: [(Token id:Id.Expr_Name length:4 col:7 line:...0x173e tval:path)]
      op: (Token id:Id.Arith_Equal length:1 col:12 line:...0x173e)
      rhs: 
        (DoubleQuoted
          left: (Token id:Id.Left_DoubleQuote length:1 col:14 line:...0x173e)
          parts: [(Token id:Id.Lit_Chars length:21 col:15 line:...0x173e)]
          right: (Token id:Id.Right_DoubleQuote length:1 col:36 line:...0x173e)
        )
    )
    (command.Mutation
      keyword: 
        (Token
          id: Id.KW_SetVar
          length: 6
          col: 0
          line: (SourceLine line_num:45 content:"setvar flags = %()\n" src:...0x1d1d)
        )
      lhs: [(Token id:Id.Expr_Name length:5 col:7 line:...0x1666 tval:flags)]
      op: (Token id:Id.Arith_Equal length:1 col:13 line:...0x1666)
      rhs: 
        (ShArrayLiteral
          left: (Token id:Id.Left_PercentParen length:2 col:15 line:...0x1666)
          words: []
          right: (Token id:Id.Right_ShArrayLiteral length:1 col:17 line:...0x1666)
        )
    )
    (command.If
      if_kw: 
        (Token
          id: Id.KW_If
          length: 2
          col: 0
          line: (SourceLine line_num:47 content:"if test -n $CONFIG_HAVE_FOO; then\n" src:...0x1d1d)
        )
      arms: [
        (IfArm
          keyword: ...0x158e
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.Simple
                      blame_tok: (Token id:Id.Lit_Chars length:4 col:3 line:...0x1592)
                      more_env: []
                      words: [
                        (CompoundWord parts:[...0x157a])
                        (CompoundWord
                          parts: [(Token id:Id.Lit_Chars length:2 col:8 line:...0x1592)]
                        )
                        (CompoundWord
                          parts: [
                            (SimpleVarSub
                              tok: (Token id:Id.VSub_DollarName length:16 col:11 line:...0x1592)
                            )
                          ]
                        )
                      ]
                      do_fork: T
                    )
                  terminator: (Token id:Id.Op_Semi length:1 col:27 line:...0x1592)
                )
              ]
            )
          then_kw: (Token id:Id.KW_Then length:4 col:29 line:...0x1592)
          action: [
            (command.Simple
              blame_tok: 
                (Token
                  id: Id.Lit_Chars
                  length: 6
                  col: 2
                  line: 
                    (SourceLine
                      line_num: 48
                      content: "  append -- --foo=$path (flags)\n"
                      src: ...0x1d1d
                    )
                )
              more_env: []
              words: [
                (CompoundWord parts:[...0x1fbe])
                (CompoundWord
                  parts: [(Token id:Id.Lit_Chars length:2 col:9 line:...0x1fc6)]
                )
                (CompoundWord
                  parts: [
                    (Token id:Id.Lit_Chars length:5 col:12 line:...0x1fc6)
                    (Token id:Id.Lit_Equals length:1 col:17 line:...0x1fc6)
                    (SimpleVarSub
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                    )
                  ]
                )
              ]
              typed_args: 
                (ArgList
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                  pos_args: [
                    (expr.Var
                      left: (Token id:Id.Expr_Name length:5 col:25 line:...0x1fc6)
                      name: flags
                    )
                  ]
                  named_args: []
                  right: (Token id:Id.Op_RParen length:1 col:30 line:...0x1fc6)
                )
              do_fork: T
            )
          ]
          then_tok: ...0x1fda
        )
      ]
      else_action: []
      fi_kw: 
        (Token
          id: Id.KW_Fi
          length: 2
          col: 0
          line: (SourceLine line_num:49 content:"fi\n" src:...0x1d1d)
        )
    )
    (command.If
      if_kw: 
        (Token
          id: Id.KW_If
          length: 2
          col: 0
          line: (SourceLine line_num:51 content:"if test -n $CONFIG_HAVE_BAR; then\n" src:...0x1d1d)
        )
      arms: [
        (IfArm
          keyword: ...0x1ed6
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.Simple
                      blame_tok: (Token id:Id.Lit_Chars length:4 col:3 line:...0x1eda)
                      more_env: []
                      words: [
                        (CompoundWord parts:[...0x1ec2])
                        (CompoundWord
                          parts: [(Token id:Id.Lit_Chars length:2 col:8 line:...0x1eda)]
                        )
                        (CompoundWord
                          parts: [
                            (SimpleVarSub
                              tok: (Token id:Id.VSub_DollarName length:16 col:11 line:...0x1eda)
                            )
                          ]
                        )
                      ]
                      do_fork: T
                    )
                  terminator: (Token id:Id.Op_Semi length:1 col:27 line:...0x1eda)
                )
              ]
            )
          then_kw: (Token id:Id.KW_Then length:4 col:29 line:...0x1eda)
          action: [
            (command.Simple
              blame_tok: 
                (Token
                  id: Id.Lit_Chars
                  length: 6
                  col: 2
                  line: (SourceLine line_num:52 content:"  append -- --bar (flags)\n" src:...0x1d1d)
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              more_env: []
              words: [
                (CompoundWord parts:[...0x1e5a])
                (CompoundWord
                  parts: [(Token id:Id.Lit_Chars length:2 col:9 line:...0x1e62)]
                )
                (CompoundWord
                  parts: [(Token id:Id.Lit_Chars length:5 col:12 line:...0x1e62)]
                )
              ]
              typed_args: 
                (ArgList
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                    (expr.Var
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                    )
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                  named_args: []
                  right: (Token id:Id.Op_RParen length:1 col:24 line:...0x1e62)
                )
              do_fork: T
            )
          ]
          then_tok: ...0x1e7a
        )
      ]
      else_action: []
      fi_kw: 
        (Token
          id: Id.KW_Fi
          length: 2
          col: 0
          line: (SourceLine line_num:53 content:"fi\n" src:...0x1d1d)
        )
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:55 content:"argv @flags\n" src:...0x1d1d)
        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x1d7a])
        (CompoundWord parts:[(Token id:Id.Lit_Splice length:6 col:5 line:...0x1d7e)])
      ]
      do_fork: T
    )
  ]
)
---
(command.CommandList
  children: [
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      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: 
            (SourceLine
              line_num: 2
              content: "echo 'This is a shell script with OSH extensions!'\n"
              src: (source.MainFile path:ysh/testdata/hello.osh)
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        )
      more_env: []
      words: [
        (CompoundWord parts:[...0x13ea])
        (CompoundWord
          parts: [
            (SingleQuoted
              left: (Token id:Id.Left_SingleQuote length:1 col:5 line:...0x13ee)
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              right: (Token id:Id.Right_SingleQuote length:1 col:49 line:...0x13ee)
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        )
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      do_fork: T
    )
    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:3 content:"echo\n" src:...0x1d1d)
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      more_env: []
      words: [(CompoundWord parts:[...0x138e])]
      do_fork: T
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    (command.VarDecl
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        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:5 content:"var x = 1 + 2*3\n" src:...0x1d1d)
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      lhs: [(NameType left:(Token id:Id.Expr_Name length:1 col:4 line:...0x1352) name:x)]
      rhs: 
        (expr.Binary
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          left: 
            (expr.Const
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          right: 
            (expr.Binary
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              left: 
                (expr.Const
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    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:7 content:"echo \"x: $x\"\n" src:...0x1d1d)
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      more_env: []
      words: [
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        (CompoundWord
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                )
              ]
              right: (Token id:Id.Right_DoubleQuote length:1 col:11 line:...0x126e)
            )
          ]
        )
      ]
      do_fork: T
    )
    (command.Mutation
      keyword: 
        (Token
          id: Id.KW_SetVar
          length: 6
          col: 0
          line: (SourceLine line_num:10 content:"setvar x += 1   \n" src:...0x1d1d)
        )
      lhs: [(Token id:Id.Expr_Name length:1 col:7 line:...0x11fe tval:x)]
      op: (Token id:Id.Arith_PlusEqual length:2 col:9 line:...0x11fe)
      rhs: (expr.Const c:(Token id:Id.Expr_DecInt length:1 col:12 line:...0x11fe) val:(value.Int i:1))
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    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:12 content:"echo \"x: $x\"\n" src:...0x1d1d)
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      more_env: []
      words: [
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        (CompoundWord
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                )
              ]
              right: (Token id:Id.Right_DoubleQuote length:1 col:11 line:...0x1132)
            )
          ]
        )
      ]
      do_fork: T
    )
    (command.VarDecl
      keyword: 
        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:14 content:"var mylist = [1, 2, 3]\n" src:...0x1d1d)
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      lhs: [(NameType left:(Token id:Id.Expr_Name length:6 col:4 line:...0x10d2) name:mylist)]
      rhs: 
        (expr.List
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          elts: [
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              c: (Token id:Id.Expr_DecInt length:1 col:14 line:...0x10d2)
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            (expr.Const
              c: (Token id:Id.Expr_DecInt length:1 col:17 line:...0x10d2)
              val: (value.Int i:2)
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            (expr.Const
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              val: (value.Int i:3)
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          ]
          ctx: expr_context.Store
        )
    )
    (command.VarDecl
      keyword: 
        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:16 content:"var y = mylist[1] * 10\n" src:...0x1d1d)
        )
      lhs: [(NameType left:(Token id:Id.Expr_Name length:1 col:4 line:...0x19f2) name:y)]
      rhs: 
        (expr.Binary
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          left: 
            (Subscript
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              obj: (expr.Var left:(Token id:Id.Expr_Name length:6 col:8 line:...0x19f2) name:mylist)
              index: 
                (expr.Const
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            )
          right: 
            (expr.Const
              c: (Token id:Id.Expr_DecInt length:2 col:20 line:...0x19f2)
              val: (value.Int i:10)
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        )
    )
    (command.Simple
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        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:18 content:"echo \"y: $y\"\n" src:...0x1d1d)
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      more_env: []
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        (CompoundWord
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              right: (Token id:Id.Right_DoubleQuote length:1 col:11 line:...0x18ea)
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      do_fork: T
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    (command.VarDecl
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        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:20 content:"var list2 = mylist ++ [4, 5]\n" src:...0x1d1d)
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      lhs: [(NameType left:(Token id:Id.Expr_Name length:5 col:4 line:...0x188a) name:list2)]
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              ctx: expr_context.Store
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    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 2
          col: 0
          line: (SourceLine line_num:26 content:"pp cell list2\n" src:...0x1d1d)
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      more_env: []
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      do_fork: T
    )
    (command.ShAssignment
      left: 
        (Token
          id: Id.Lit_VarLike
          length: 5
          col: 0
          line: 
            (SourceLine
              line_num: 28
              content: "str1='shell string'  # traditinoal shell-style assignment\n"
              src: ...0x1d1d
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        )
      pairs: [
        (AssignPair
          left: ...0x1692
          lhs: (sh_lhs.Name left:...0x1692 name:str1)
          op: assign_op.Equal
          rhs: 
            (CompoundWord
              parts: [
                (SingleQuoted
                  left: (Token id:Id.Left_SingleQuote length:1 col:5 line:...0x1696)
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                  right: (Token id:Id.Right_SingleQuote length:1 col:18 line:...0x1696)
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              ]
            )
        )
      ]
    )
    (command.VarDecl
      keyword: 
        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:31 content:"var str2 = \"Oil string\"\n" src:...0x1d1d)
        )
      lhs: [(NameType left:(Token id:Id.Expr_Name length:4 col:4 line:...0x160e) name:str2)]
      rhs: 
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          right: (Token id:Id.Right_DoubleQuote length:1 col:22 line:...0x160e)
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    )
    (command.VarDecl
      keyword: 
        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: (SourceLine line_num:33 content:"var str3 = str1 ++ str2\n" src:...0x1d1d)
        )
      lhs: [(NameType left:(Token id:Id.Expr_Name length:4 col:4 line:...0x1ff2) name:str3)]
      rhs: 
        (expr.Binary
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          left: (expr.Var left:(Token id:Id.Expr_Name length:4 col:11 line:...0x1ff2) name:str1)
          right: (expr.Var left:(Token id:Id.Expr_Name length:4 col:19 line:...0x1ff2) name:str2)
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    (command.Simple
      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 4
          col: 0
          line: (SourceLine line_num:35 content:"echo \"str3 = $str3\"\n" src:...0x1d1d)
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      more_env: []
      words: [
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        (CompoundWord
          parts: [
            (DoubleQuoted
              left: (Token id:Id.Left_DoubleQuote length:1 col:5 line:...0x1f26)
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              ]
              right: (Token id:Id.Right_DoubleQuote length:1 col:18 line:...0x1f26)
            )
          ]
        )
      ]
      do_fork: T
    )
  ]
)
---
(command.CommandList
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      blame_tok: 
        (Token
          id: Id.Lit_Chars
          length: 5
          col: 0
          line: 
            (SourceLine
              line_num: 2
              content: "shopt -s oil-parse-at static-word-eval\n"
              src: (source.MainFile path:ysh/testdata/array-splice-demo.osh)
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      more_env: []
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        (CompoundWord parts:[(Token id:Id.Lit_Chars length:16 col:22 line:...0x13f2)])
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      do_fork: T
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    (command.ShAssignment
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        (Token
          id: Id.Lit_VarLike
          length: 9
          col: 0
          line: (SourceLine line_num:4 content:"myglobal=global\n" src:...0x1d1d)
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      pairs: [
        (AssignPair
          left: ...0x1386
          lhs: (sh_lhs.Name left:...0x1386 name:myglobal)
          op: assign_op.Equal
          rhs: (CompoundWord parts:[(Token id:Id.Lit_Chars length:6 col:9 line:...0x138a)])
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    )
    (command.VarDecl
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        (Token
          id: Id.KW_Var
          length: 3
          col: 0
          line: 
            (SourceLine
              line_num: 6
              content: "var myarray = :| $myglobal $'line\\n' ${z:-default} |\n"
              src: ...0x1d1d
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        (ShArrayLiteral
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          words: [
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                  right: (Token id:Id.Right_SingleQuote length:1 col:35 line:...0x133a)
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            )
            (CompoundWord
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                (BracedVarSub
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                  token: (Token id:Id.VSub_Name length:1 col:39 line:...0x133a)
                  var_name: z
                  suffix_op: 
                    (suffix_op.Unary
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                      arg_word: 
                        (CompoundWord
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                  right: (Token id:Id.Right_DollarBrace length:1 col:49 line:...0x133a)
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            )
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          right: (Token id:Id.Op_Pipe length:1 col:51 line:...0x133a)
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    (command.Simple
      blame_tok: 
        (Token
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          length: 4
          col: 0
          line: (SourceLine line_num:7 content:"spec/bin/argv.py @myarray\n" src:...0x1d1d)
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      more_env: []
      words: [
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