.(C {<ls>} {<foo>})


	ls [$x] $y core/a*.py
(C {<ls>} {<Id.Lit_LBracket '['> ($ Id.VSub_DollarName x) <Id.Lit_RBracket ']'>} 
  {($ Id.VSub_DollarName y)} {<'core/a'> <Id.Lit_Star '*'> <.py>}
)
	cmd_value:
(cmd_value.Argv
  argv: [ls '[-' -- '---]' y yy 'core/alloc.py' 'core/alloc_test.py' 'core/ansi.py']
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 2
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: ls
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_LBracket
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: '['
            )
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 4
                  length: 2
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'ls [$x] $y core/a*.py'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$x'
                )
              var_name: x
            )
            (Token
              id: Id.Lit_RBracket
              col: 6
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: ']'
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_LBracket
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: '['
            )
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 4
                  length: 2
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'ls [$x] $y core/a*.py'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$x'
                )
              var_name: x
            )
            (Token
              id: Id.Lit_RBracket
              col: 6
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: ']'
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_LBracket
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: '['
            )
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 4
                  length: 2
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'ls [$x] $y core/a*.py'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$x'
                )
              var_name: x
            )
            (Token
              id: Id.Lit_RBracket
              col: 6
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: ']'
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 8
                  length: 2
                  span_id: 6
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'ls [$x] $y core/a*.py'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$y'
                )
              var_name: y
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 8
                  length: 2
                  span_id: 6
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'ls [$x] $y core/a*.py'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$y'
                )
              var_name: y
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 11
              length: 6
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'core/a'
            )
            (Token
              id: Id.Lit_Star
              col: 17
              length: 1
              span_id: 9
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: '*'
            )
            (Token
              id: Id.Lit_Chars
              col: 18
              length: 3
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: .py
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 11
              length: 6
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'core/a'
            )
            (Token
              id: Id.Lit_Star
              col: 17
              length: 1
              span_id: 9
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: '*'
            )
            (Token
              id: Id.Lit_Chars
              col: 18
              length: 3
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: .py
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 11
              length: 6
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'core/a'
            )
            (Token
              id: Id.Lit_Star
              col: 17
              length: 1
              span_id: 9
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: '*'
            )
            (Token
              id: Id.Lit_Chars
              col: 18
              length: 3
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'ls [$x] $y core/a*.py'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: .py
            )
          ]
        )
    )
  ]
)


	local a=1
(C {<local>} {<Id.Lit_VarLike 'a='> <1>})
	cmd_value:
(cmd_value.Assign
  builtin_id: 12
  argv: [local]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 5
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: local
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: a
      rval: (value.Str s:1)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 6
              length: 2
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 1
              span_id: 3
              line: 
                (SourceLine
                  line_num: 1
                  content: 'local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 1
            )
          ]
        )
    )
  ]
)


	builtin local a=1
(C {<builtin>} {<local>} {<Id.Lit_VarLike 'a='> <1>})
	cmd_value:
(cmd_value.Argv
  argv: [builtin local 'a=1']
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 7
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'builtin local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: builtin
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 5
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'builtin local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: local
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 14
              length: 2
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'builtin local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (Token
              id: Id.Lit_Chars
              col: 16
              length: 1
              span_id: 5
              line: 
                (SourceLine
                  line_num: 1
                  content: 'builtin local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 1
            )
          ]
        )
    )
  ]
)


	command local a=1
(C {<command>} {<local>} {<Id.Lit_VarLike 'a='> <1>})
	cmd_value:
(cmd_value.Argv
  argv: [command local 'a=1']
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 7
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'command local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: command
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 5
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'command local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: local
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 14
              length: 2
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'command local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (Token
              id: Id.Lit_Chars
              col: 16
              length: 1
              span_id: 5
              line: 
                (SourceLine
                  line_num: 1
                  content: 'command local a=1'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 1
            )
          ]
        )
    )
  ]
)


	typeset -"$@"
(C {<typeset>} {<-> (DQ ($ Id.VSub_At '@'))})
	cmd_value:
(cmd_value.Assign
  builtin_id: 14
  argv: [typeset -x]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 7
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'typeset -"$@"'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: typeset
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'typeset -"$@"'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: -
            )
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'typeset -"$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 10
                      length: 2
                      span_id: 4
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'typeset -"$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 12
                  length: 1
                  span_id: 5
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'typeset -"$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: foo
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'typeset -"$@"'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: -
            )
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'typeset -"$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 10
                      length: 2
                      span_id: 4
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'typeset -"$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 12
                  length: 1
                  span_id: 5
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'typeset -"$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
    (assign_arg
      var_name: spam
      rval: (value.Str s:eggs)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'typeset -"$@"'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: -
            )
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'typeset -"$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 10
                      length: 2
                      span_id: 4
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'typeset -"$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 12
                  length: 1
                  span_id: 5
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'typeset -"$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
  ]
)


	local a=(1 2) "$@"
(C {<local>} {<Id.Lit_VarLike 'a='> (sh_array_literal left:<Id.Op_LParen _> words:[{<1>} {<2>}])} 
  {(DQ ($ Id.VSub_At '@'))}
)
	cmd_value:
(cmd_value.Assign
  builtin_id: 12
  argv: [local]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 5
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'local a=(1 2) "$@"'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: local
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: a
      rval: (value.MaybeStrArray strs:[1 2])
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 6
              length: 2
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'local a=(1 2) "$@"'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (sh_array_literal
              left: 
                (Token
                  id: Id.Op_LParen
                  col: 8
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: _
                )
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 9
                      length: 1
                      span_id: 4
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'local a=(1 2) "$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 1
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 11
                      length: 1
                      span_id: 6
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'local a=(1 2) "$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 2
                    )
                  ]
                )
              ]
            )
          ]
        )
    )
    (assign_arg
      var_name: x
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 14
                  length: 1
                  span_id: 9
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 15
                      length: 2
                      span_id: 10
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'local a=(1 2) "$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 17
                  length: 1
                  span_id: 11
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
    (assign_arg
      var_name: foo
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 14
                  length: 1
                  span_id: 9
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 15
                      length: 2
                      span_id: 10
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'local a=(1 2) "$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 17
                  length: 1
                  span_id: 11
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
    (assign_arg
      var_name: spam
      rval: (value.Str s:eggs)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 14
                  length: 1
                  span_id: 9
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 15
                      length: 2
                      span_id: 10
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'local a=(1 2) "$@"'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 17
                  length: 1
                  span_id: 11
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'local a=(1 2) "$@"'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
  ]
)


	readonly "$@" a=(1 2)
(C {<readonly>} {(DQ ($ Id.VSub_At '@'))} 
  {<Id.Lit_VarLike 'a='> (sh_array_literal left:<Id.Op_LParen _> words:[{<1>} {<2>}])}
)
	cmd_value:
(cmd_value.Assign
  builtin_id: 11
  argv: [readonly]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 8
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'readonly "$@" a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: readonly
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: x
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 2
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 10
                      length: 2
                      span_id: 3
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'readonly "$@" a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 12
                  length: 1
                  span_id: 4
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
    (assign_arg
      var_name: foo
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 2
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 10
                      length: 2
                      span_id: 3
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'readonly "$@" a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 12
                  length: 1
                  span_id: 4
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
    (assign_arg
      var_name: spam
      rval: (value.Str s:eggs)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 2
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
              parts: [
                (simple_var_sub
                  left: 
                    (Token
                      id: Id.VSub_At
                      col: 10
                      length: 2
                      span_id: 3
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'readonly "$@" a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: '$@'
                    )
                  var_name: '@'
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 12
                  length: 1
                  span_id: 4
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '"'
                )
            )
          ]
        )
    )
    (assign_arg
      var_name: a
      rval: (value.MaybeStrArray strs:[1 2])
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 14
              length: 2
              span_id: 6
              line: 
                (SourceLine
                  line_num: 1
                  content: 'readonly "$@" a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (sh_array_literal
              left: 
                (Token
                  id: Id.Op_LParen
                  col: 16
                  length: 1
                  span_id: 7
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'readonly "$@" a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: _
                )
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 17
                      length: 1
                      span_id: 8
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'readonly "$@" a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 1
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 19
                      length: 1
                      span_id: 10
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'readonly "$@" a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 2
                    )
                  ]
                )
              ]
            )
          ]
        )
    )
  ]
)


	declare -rx foo=bar spam=eggs a=(1 2)
(C {<declare>} {<-rx>} {<Id.Lit_VarLike 'foo='> <bar>} {<Id.Lit_VarLike 'spam='> <eggs>} 
  {<Id.Lit_VarLike 'a='> (sh_array_literal left:<Id.Op_LParen _> words:[{<1>} {<2>}])}
)
	cmd_value:
(cmd_value.Assign
  builtin_id: 13
  argv: [declare -rx]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 7
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: declare
            )
          ]
        )
    )
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 3
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: -rx
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: foo
      rval: (value.Str s:bar)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 12
              length: 4
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'foo='
            )
            (Token
              id: Id.Lit_Chars
              col: 16
              length: 3
              span_id: 5
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: bar
            )
          ]
        )
    )
    (assign_arg
      var_name: spam
      rval: (value.Str s:eggs)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 20
              length: 5
              span_id: 7
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'spam='
            )
            (Token
              id: Id.Lit_Chars
              col: 25
              length: 4
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: eggs
            )
          ]
        )
    )
    (assign_arg
      var_name: a
      rval: (value.MaybeStrArray strs:[1 2])
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 30
              length: 2
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (sh_array_literal
              left: 
                (Token
                  id: Id.Op_LParen
                  col: 32
                  length: 1
                  span_id: 11
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: _
                )
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 33
                      length: 1
                      span_id: 12
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 1
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 35
                      length: 1
                      span_id: 14
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'declare -rx foo=bar spam=eggs a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 2
                    )
                  ]
                )
              ]
            )
          ]
        )
    )
  ]
)


	declare $binding
(C {<declare>} {($ Id.VSub_DollarName binding)})
	cmd_value:
(cmd_value.Assign
  builtin_id: 13
  argv: [declare]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 7
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare $binding'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: declare
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: spam
      rval: (value.Str s:eggs)
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 8
                  length: 8
                  span_id: 2
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'declare $binding'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$binding'
                )
              var_name: binding
            )
          ]
        )
    )
  ]
)


	declare $binding_with_spaces
(C {<declare>} {($ Id.VSub_DollarName binding_with_spaces)})
	cmd_value:
(cmd_value.Assign
  builtin_id: 13
  argv: [declare]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 7
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'declare $binding_with_spaces'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: declare
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: x
      rval: (value.Str s:'green eggs and ham')
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (simple_var_sub
              left: 
                (Token
                  id: Id.VSub_DollarName
                  col: 8
                  length: 20
                  span_id: 2
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'declare $binding_with_spaces'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: '$binding_with_spaces'
                )
              var_name: binding_with_spaces
            )
          ]
        )
    )
  ]
)


	export a=(1 2)
(C {<export>} {<Id.Lit_VarLike 'a='> (sh_array_literal left:<Id.Op_LParen _> words:[{<1>} {<2>}])})
	cmd_value:
(cmd_value.Assign
  builtin_id: 15
  argv: [export]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 6
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'export a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: export
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: a
      rval: (value.MaybeStrArray strs:[1 2])
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 7
              length: 2
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'export a=(1 2)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'a='
            )
            (sh_array_literal
              left: 
                (Token
                  id: Id.Op_LParen
                  col: 9
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'export a=(1 2)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: _
                )
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 10
                      length: 1
                      span_id: 4
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'export a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 1
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 12
                      length: 1
                      span_id: 6
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'export a=(1 2)'
                          src: (source.MainFile path:'<cmd_parse_test>')
                        )
                      tval: 2
                    )
                  ]
                )
              ]
            )
          ]
        )
    )
  ]
)


	export A=(["k"]=v)
(C {<export>} 
  {<Id.Lit_VarLike 'A='> 
    (word_part.AssocArrayLiteral
      left: <Id.Op_LParen _>
      pairs: [(assoc_pair key:{(DQ <k>)} value:{<v>})]
    )
  }
)
	cmd_value:
(cmd_value.Assign
  builtin_id: 15
  argv: [export]
  arg_locs: [
    (loc.Word
      w: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 0
              length: 6
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: 'export A=(["k"]=v)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: export
            )
          ]
        )
    )
  ]
  pairs: [
    (assign_arg
      var_name: A
      rval: (value.AssocArray d:[Dict k v])
      plus_eq: F
      blame_word: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_VarLike
              col: 7
              length: 2
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'export A=(["k"]=v)'
                  src: (source.MainFile path:'<cmd_parse_test>')
                )
              tval: 'A='
            )
            (word_part.AssocArrayLiteral
              left: 
                (Token
                  id: Id.Op_LParen
                  col: 9
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'export A=(["k"]=v)'
                      src: (source.MainFile path:'<cmd_parse_test>')
                    )
                  tval: _
                )
              pairs: [
                (assoc_pair
                  key: 
                    (compound_word
                      parts: [
                        (double_quoted
                          left: 
                            (Token
                              id: Id.Left_DoubleQuote
                              col: 11
                              length: 1
                              span_id: 5
                              line: 
                                (SourceLine
                                  line_num: 1
                                  content: 'export A=(["k"]=v)'
                                  src: (source.MainFile path:'<cmd_parse_test>')
                                )
                              tval: '"'
                            )
                          parts: [
                            (Token
                              id: Id.Lit_Chars
                              col: 12
                              length: 1
                              span_id: 6
                              line: 
                                (SourceLine
                                  line_num: 1
                                  content: 'export A=(["k"]=v)'
                                  src: (source.MainFile path:'<cmd_parse_test>')
                                )
                              tval: k
                            )
                          ]
                          right: 
                            (Token
                              id: Id.Right_DoubleQuote
                              col: 13
                              length: 1
                              span_id: 7
                              line: 
                                (SourceLine
                                  line_num: 1
                                  content: 'export A=(["k"]=v)'
                                  src: (source.MainFile path:'<cmd_parse_test>')
                                )
                              tval: '"'
                            )
                        )
                      ]
                    )
                  value: 
                    (compound_word
                      parts: [
                        (Token
                          id: Id.Lit_Chars
                          col: 16
                          length: 1
                     ..
----------------------------------------------------------------------
Ran 3 tests in 0.076s

OK
     span_id: 9
                          line: 
                            (SourceLine
                              line_num: 1
                              content: 'export A=(["k"]=v)'
                              src: (source.MainFile path:'<cmd_parse_test>')
                            )
                          tval: v
                        )
                      ]
                    )
                )
              ]
              spids: [3]
            )
          ]
        )
    )
  ]
)


	readonly a[x]=1
(C {<readonly>} {<Id.Lit_ArrayLhsOpen 'a['> <x> <Id.Lit_ArrayLhsClose ']='> <1>})
	readonly $binding a[x]=1
(C {<readonly>} {($ Id.VSub_DollarName binding)} 
  {<Id.Lit_ArrayLhsOpen 'a['> <x> <Id.Lit_ArrayLhsClose ']='> <1>}
)
	declare $empty
(C {<declare>} {($ Id.VSub_DollarName empty)})