| 1 | ## oils_failures_allowed: 1
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| 2 | 
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| 3 | #### Unquoted words
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| 4 | echo unquoted    words
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| 5 | ## stdout: unquoted words
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| 6 | 
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| 7 | #### Single-quoted
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| 8 | echo 'single   quoted'
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| 9 | ## stdout: single   quoted
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| 10 | 
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| 11 | #### Two single-quoted parts
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| 12 | echo 'two single-quoted pa''rts in one token'
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| 13 | ## stdout: two single-quoted parts in one token
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| 14 | 
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| 15 | #### Unquoted and single quoted
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| 16 | echo unquoted' and single-quoted'
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| 17 | ## stdout: unquoted and single-quoted
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| 18 | 
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| 19 | #### newline inside single-quoted string
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| 20 | echo 'newline
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| 21 | inside single-quoted string'
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| 22 | ## stdout-json: "newline\ninside single-quoted string\n"
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| 23 | 
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| 24 | #### Double-quoted
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| 25 | echo "double   quoted"
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| 26 | ## stdout: double   quoted
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| 27 | 
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| 28 | #### Mix of quotes in one word
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| 29 | echo unquoted'  single-quoted'"  double-quoted  "unquoted
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| 30 | ## stdout: unquoted  single-quoted  double-quoted  unquoted
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| 31 | 
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| 32 | #### Var substitution
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| 33 | FOO=bar
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| 34 | echo "==$FOO=="
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| 35 | ## stdout: ==bar==
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| 36 | 
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| 37 | #### Var substitution with braces
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| 38 | FOO=bar
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| 39 | echo foo${FOO}
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| 40 | ## stdout: foobar
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| 41 | 
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| 42 | #### Var substitution with braces, quoted
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| 43 | FOO=bar
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| 44 | echo "foo${FOO}"
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| 45 | ## stdout: foobar
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| 46 | 
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| 47 | #### Var length
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| 48 | FOO=bar
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| 49 | echo "foo${#FOO}"
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| 50 | ## stdout: foo3
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| 51 | 
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| 52 | #### Storing backslashes and then echoing them
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| 53 | # This is a bug fix; it used to cause problems with unescaping.
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| 54 | one='\'
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| 55 | two='\\'
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| 56 | echo $one $two
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| 57 | echo "$one" "$two"
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| 58 | ## STDOUT:
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| 59 | \ \\
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| 60 | \ \\
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| 61 | ## END
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| 62 | ## BUG dash/mksh STDOUT:
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| 63 | \ \
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| 64 | \ \
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| 65 | ## END
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| 66 | 
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| 67 | #### Backslash escapes
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| 68 | echo \$ \| \a \b \c \d \\
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| 69 | ## stdout: $ | a b c d \
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| 70 | 
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| 71 | #### Backslash escapes inside double quoted string
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| 72 | echo "\$ \\ \\ \p \q"
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| 73 | ## stdout: $ \ \ \p \q
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| 74 | 
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| 75 | #### C-style backslash escapes inside double quoted string
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| 76 | # mksh and dash implement POSIX incompatible extensions.  $ ` " \ <newline>
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| 77 | # are the only special ones
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| 78 | echo "\a \b"
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| 79 | ## stdout: \a \b
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| 80 | ## BUG dash/mksh stdout-json: "\u0007 \u0008\n"
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| 81 | 
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| 82 | # BUG
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| 83 | 
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| 84 | #### Literal $
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| 85 | echo $
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| 86 | ## stdout: $
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| 87 | 
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| 88 | #### Quoted Literal $
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| 89 | echo $ "$" $
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| 90 | ## stdout: $ $ $
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| 91 | 
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| 92 | #### Line continuation
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| 93 | echo foo\
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| 94 | $
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| 95 | ## stdout: foo$
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| 96 | 
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| 97 | #### Line continuation inside double quotes
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| 98 | echo "foo\
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| 99 | $"
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| 100 | ## stdout: foo$
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| 101 | 
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| 102 | #### $? split over multiple lines
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| 103 | # Same with $$, etc.  OSH won't do this because $? is a single token.
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| 104 | echo $\
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| 105 | ?
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| 106 | ## stdout: $?
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| 107 | ## OK dash/bash/mksh/ash stdout: 0
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| 108 | 
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| 109 | #
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| 110 | # Bad quotes
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| 111 | #
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| 112 | 
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| 113 | # TODO: Also test unterminated quotes inside ${} and $()
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| 114 | 
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| 115 | #### Unterminated single quote
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| 116 | ## code: ls foo bar '
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| 117 | ## status: 2
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| 118 | ## OK mksh status: 1
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| 119 | 
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| 120 | #### Unterminated double quote
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| 121 | ## code: ls foo bar "
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| 122 | ## status: 2
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| 123 | ## OK mksh status: 1
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| 124 | 
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| 125 | 
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| 126 | #
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| 127 | # TODO: Might be another section?
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| 128 | #
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| 129 | 
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| 130 | #### Semicolon
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| 131 | echo separated; echo by semi-colon
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| 132 | ## stdout-json: "separated\nby semi-colon\n"
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| 133 | 
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| 134 | #
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| 135 | # TODO: Variable substitution operators.
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| 136 | #
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| 137 | 
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| 138 | #### No tab escapes within single quotes
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| 139 | # dash and mksh allow this, which is a BUG.
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| 140 | # POSIX says: "Enclosing characters in single-quotes ( '' ) shall preserve the
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| 141 | # literal value of each character within the single-quotes. A single-quote
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| 142 | # cannot occur within single-quotes"
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| 143 | echo 'a\tb'
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| 144 | ## stdout: a\tb
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| 145 | ## BUG dash/mksh stdout-json: "a\tb\n"
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| 146 | 
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| 147 | # See if it supports ANSI C escapes.  Bash supports this, but dash does NOT.  I
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| 148 | # guess dash you would do IFS=$(printf '\n\t')
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| 149 | 
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| 150 | #### $''
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| 151 | echo $'foo'
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| 152 | ## stdout: foo
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| 153 | ## N-I dash stdout: $foo
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| 154 | 
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| 155 | #### $'' with quotes
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| 156 | echo $'single \' double \"'
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| 157 | ## stdout: single ' double "
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| 158 | ## N-I dash stdout-json: ""
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| 159 | ## N-I dash status: 2
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| 160 | 
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| 161 | #### $'' with newlines
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| 162 | echo $'col1\ncol2\ncol3'
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| 163 | ## stdout-json: "col1\ncol2\ncol3\n"
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| 164 | # In dash, \n is special within single quotes
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| 165 | ## N-I dash stdout-json: "$col1\ncol2\ncol3\n"
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| 166 | 
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| 167 | #### $'' octal escapes don't have leading 0
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| 168 | # echo -e syntax is echo -e \0377
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| 169 | echo -n $'\001' $'\377' | od -A n -c | sed 's/ \+/ /g'
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| 170 | ## STDOUT:
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| 171 |  001 377
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| 172 | ## END
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| 173 | ## N-I dash STDOUT:
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| 174 |  $ 001 $ 377
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| 175 | ## END
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| 176 | 
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| 177 | #### $'' octal escapes with fewer than 3 chars
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| 178 | echo $'\1 \11 \11 \111' | od -A n -c | sed 's/ \+/ /g'
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| 179 | ## STDOUT:
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| 180 |  001 \t \t I \n
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| 181 | ## END
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| 182 | ## N-I dash STDOUT:
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| 183 |  $ 001 \t \t I \n
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| 184 | ## END
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| 185 | 
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| 186 | 
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| 187 | #### OSH allows invalid backslashes
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| 188 | case $SH in (dash|mksh) exit ;; esac
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| 189 | 
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| 190 | w=$'\uZ'
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| 191 | x=$'\u{03bc'
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| 192 | y=$'\z'
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| 193 | echo $w $x $y
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| 194 | ## STDOUT:
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| 195 | \uZ \u{03bc \z
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| 196 | ## END
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| 197 | ## N-I dash/mksh stdout-json: ""
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| 198 | 
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| 199 | #### YSH parse errors with parse_backslash
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| 200 | case $SH in (*osh) ;; (*) exit  ;; esac
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| 201 | shopt -s oil:all
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| 202 | 
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| 203 | const w = c'\uZ'
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| 204 | 
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| 205 | const x = c'\u{03bc'
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| 206 | 
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| 207 | # Also invalid
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| 208 | const y = c'\z'
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| 209 | 
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| 210 | ## stdout-json: ""
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| 211 | ## status: 2
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| 212 | ## N-I dash/bash/mksh/ash status: 0
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| 213 | 
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| 214 | #### Oil allows unquoted foo\ bar
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| 215 | shopt -s oil:all
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| 216 | touch foo\ bar
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| 217 | ls foo\ bar
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| 218 | ## STDOUT:
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| 219 | foo bar
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| 220 | ## END
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| 221 | 
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| 222 | #### $""
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| 223 | echo $"foo"
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| 224 | ## stdout: foo
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| 225 | ## N-I dash/ash stdout: $foo
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| 226 | 
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| 227 | #### printf
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| 228 | # This accepts \t by itself, hm.
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| 229 | printf "c1\tc2\nc3\tc4\n"
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| 230 | ## stdout-json: "c1\tc2\nc3\tc4\n"
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