1 | ## our_shell: ysh
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2 | ## oils_failures_allowed: 1
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3 |
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4 | #### Unquoted backslash escapes, as in J8 strings
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5 |
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6 | # everything except \b \f \n
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7 |
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8 | var nl = \n
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9 | pp line (nl)
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10 |
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11 | var tab = \t
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12 | pp line (tab)
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13 |
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14 | pp line (\r)
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15 |
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16 | pp line (\" ++ \' ++ \\)
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17 |
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18 | echo backslash $[\\]
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19 | echo "backslash $[\\]"
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20 |
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21 | ## STDOUT:
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22 | (Str) "\n"
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23 | (Str) "\t"
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24 | (Str) "\r"
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25 | (Str) "\"'\\"
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26 | backslash \
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27 | backslash \
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28 | ## END
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29 |
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30 | #### Unquoted \u{3bc} escape
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31 |
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32 | var x = 'mu ' ++ \u{3bc}
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33 | echo $x
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34 |
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35 | echo mu $[\u{3bc}]
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36 | echo "mu $[\u{3bc}]"
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37 |
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38 | ## STDOUT:
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39 | mu μ
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40 | mu μ
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41 | mu μ
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42 | ## END
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43 |
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44 | #### Unquoted \y23 escape
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45 |
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46 | var x = 'foo ' ++ \y23
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47 | echo $x
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48 |
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49 | echo foo $[\y34]
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50 | echo "foo $[\y35]"
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51 |
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52 | ## STDOUT:
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53 | mu μ
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54 | mu μ
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55 | mu μ
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56 | ## END
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57 |
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58 | #### single quoted -- implicit and explicit raw
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59 | var x = 'foo bar'
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60 | echo $x
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61 | setvar x = r'foo bar' # Same string
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62 | echo $x
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63 | setvar x = r'\t\n' # This is raw
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64 | echo $x
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65 | ## STDOUT:
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66 | foo bar
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67 | foo bar
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68 | \t\n
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69 | ## END
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70 |
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71 | #### Implicit raw single quote with backslash is a syntax error
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72 | var x = '\t\n'
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73 | echo $x
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74 | ## status: 2
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75 | ## stdout-json: ""
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76 |
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77 | #### $"foo $x" to make "foo $x" explicit
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78 |
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79 | var x = $"bar"
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80 |
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81 | # expression mode
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82 | var y = $"foo $x"
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83 | echo "$y"
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84 |
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85 | # command mode
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86 | if test "$y" = $"foo $x"; then
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87 | echo equal
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88 | fi
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89 |
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90 | ## STDOUT:
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91 | foo bar
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92 | equal
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93 | ## END
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94 |
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95 | #### single quoted C strings: $'foo\n'
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96 |
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97 | # expression mode
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98 | var x = $'foo\nbar'
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99 | echo "$x"
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100 |
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101 | # command mode
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102 | if test "$x" = $'foo\nbar'; then
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103 | echo equal
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104 | fi
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105 |
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106 | ## STDOUT:
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107 | foo
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108 | bar
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109 | equal
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110 | ## END
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111 |
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112 | #### raw strings and J8 strings don't work in OSH
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113 | shopt --unset ysh:all
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114 |
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115 | echo r'hello \'
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116 | echo u'mu \u{3bc}'
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117 | echo b'byte \yff'
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118 |
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119 | echo --
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120 |
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121 | echo r'''
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122 | raw multi
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123 | '''
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124 |
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125 | echo u'''
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126 | u multi
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127 | '''
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128 |
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129 | echo b'''
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130 | b multi
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131 | '''
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132 |
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133 | ## STDOUT:
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134 | rhello \
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135 | umu \u{3bc}
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136 | bbyte \yff
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137 | --
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138 | r
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139 | raw multi
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140 |
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141 | u
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142 | u multi
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143 |
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144 | b
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145 | b multi
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146 |
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147 | ## END
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148 |
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149 | #### J8-style u'' and b'' strings in expression mode
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150 |
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151 | var x = u'\u{3bc}'
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152 | var y = b'\yff'
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153 |
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154 |
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155 | write --end '' -- $x | od -A n -t x1
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156 | write --end '' -- $y | od -A n -t x1
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157 |
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158 | ## STDOUT:
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159 | ce bc
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160 | ff
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161 | ## END
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162 |
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163 | #### J8-style u'' and b'' strings in command mode
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164 |
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165 | write --end '' -- u'\u{3bc}' | od -A n -t x1
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166 | write --end '' -- b'\yff' | od -A n -t x1
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167 |
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168 | # TODO: make this be illegal
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169 | # echo u'hello \u03bc'
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170 |
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171 | ## STDOUT:
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172 | ce bc
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173 | ff
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174 | ## END
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175 |
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176 | #### J8-style multi-line strings u''' b''' in command mode
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177 |
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178 | write --end '' -- u'''
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179 | --
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180 | \u{61}
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181 | --
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182 | '''
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183 | write --end '' -- b'''
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184 | --
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185 | \y62
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186 | --
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187 | '''
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188 |
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189 | # Should be illegal?
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190 | #echo u'hello \u03bc'
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191 |
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192 | ## STDOUT:
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193 | --
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194 | a
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195 | --
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196 | --
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197 | b
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198 | --
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199 | ## END
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200 |
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201 | #### Double Quoted
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202 | var name = 'World'
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203 | var g = "Hello $name"
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204 |
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205 | echo "Hello $name"
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206 | echo $g
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207 | ## STDOUT:
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208 | Hello World
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209 | Hello World
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210 | ## END
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211 |
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212 | #### Multiline strings with '' and ""
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213 |
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214 | var single = '
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215 | single
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216 | '
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217 |
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218 | var x = 42
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219 | var double = "
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220 | double $x
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221 | "
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222 |
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223 | echo $single
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224 | echo $double
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225 |
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226 | ## STDOUT:
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227 |
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228 | single
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229 |
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230 |
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231 | double 42
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232 |
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233 | ## END
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234 |
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235 | #### C strings in %() array literals
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236 | shopt -s oil:upgrade
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237 |
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238 | var lines=%($'aa\tbb' $'cc\tdd')
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239 | write @lines
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240 |
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241 | ## STDOUT:
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242 | aa bb
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243 | cc dd
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244 | ## END
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245 |
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246 | #### shopt parse_ysh_string
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247 |
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248 | # Ignored prefix
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249 | echo r'\'
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250 |
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251 | # space
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252 | write r '' end
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253 |
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254 | # These use shell rules!
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255 | echo ra'\'
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256 | echo raw'\'
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257 |
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258 | echo r"\\"
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259 |
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260 | # Now it's a regular r
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261 | shopt --unset parse_ysh_string
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262 | write unset r'\'
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263 |
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264 | ## STDOUT:
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265 | \
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266 | r
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267 |
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268 | end
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269 | ra\
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270 | raw\
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271 | r\
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272 | unset
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273 | r\
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274 | ## END
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275 |
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276 | #### $''' isn't a a multiline string (removed)
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277 |
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278 | shopt -s ysh:upgrade
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279 |
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280 | echo $'''
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281 | foo
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282 | '''
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283 |
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284 | ## STDOUT:
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285 |
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286 | foo
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287 |
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288 | ## END
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289 |
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290 |
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291 | #### """ and $""" in Expression Mode
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292 |
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293 | var line1 = """line1"""
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294 | echo line1=$line1
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295 | var line2 = """
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296 | line2"""
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297 | echo line2=$line2
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298 |
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299 | var two = 2
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300 | var three = 3
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301 | var x = """
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302 | one "
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303 | two = $two ""
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304 | three = $three
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305 | """
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306 | echo "[$x]"
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307 |
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308 | var i = 42
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309 | var x = """
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310 | good
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311 | bad $i
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312 | """
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313 | echo "[$x]"
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314 |
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315 | # alias
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316 | var x = $"""
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317 | good
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318 | bad $i
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319 | """
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320 | echo "[$x]"
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321 |
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322 | ## STDOUT:
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323 | line1=line1
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324 | line2=line2
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325 | [one "
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326 | two = 2 ""
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327 | three = 3
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328 | ]
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329 | [good
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330 | bad 42
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331 | ]
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332 | [good
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333 | bad 42
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334 | ]
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335 | ## END
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336 |
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337 | #### ''' in Expression Mode
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338 |
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339 | var two = 2
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340 | var three = 2
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341 |
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342 | var x = '''
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343 | two = $two '
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344 | three = $three ''
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345 | \u{61}
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346 | '''
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347 | echo "[$x]"
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348 |
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349 | var x = u'''
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350 | two = $two '
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351 | three = $three ''
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352 | \u{61}
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353 | '''
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354 | echo "[$x]"
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355 |
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356 | var x = b'''
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357 | two = $two '
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358 | three = $three ''
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359 | \u{61} \y61
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360 | '''
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361 | echo "[$x]"
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362 |
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363 | ## STDOUT:
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364 | [two = $two '
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365 | three = $three ''
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366 | \u{61}
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367 | ]
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368 | [two = $two '
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369 | three = $three ''
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370 | a
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371 | ]
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372 | [two = $two '
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373 | three = $three ''
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374 | a a
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375 | ]
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376 | ## END
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377 |
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378 |
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379 | #### """ and $""" in Command Mode
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380 |
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381 | var two=2
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382 | var three=3
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383 |
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384 | echo ""a # test lookahead
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385 |
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386 | echo --
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387 | echo """
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388 | one "
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389 | two = $two ""
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390 | three = $three
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391 | """
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392 |
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393 | # optional $ prefix
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394 | echo --
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395 | echo $"""
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396 | one "
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397 | two = $two ""
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398 | three = $three
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399 | """
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400 |
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401 | echo --
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402 | tac <<< """
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403 | one "
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404 | two = $two ""
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405 | three = $three
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406 | """
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407 |
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408 | shopt --unset parse_triple_quote
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409 |
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410 | echo --
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411 | echo """
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412 | one
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413 | two = $two
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414 | three = $three
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415 | """
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416 |
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417 |
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418 | ## STDOUT:
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419 | a
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420 | --
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421 | one "
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422 | two = 2 ""
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423 | three = 3
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424 |
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425 | --
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426 | one "
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427 | two = 2 ""
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428 | three = 3
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429 |
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430 | --
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431 |
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432 | three = 3
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433 | two = 2 ""
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434 | one "
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435 | --
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436 |
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437 | one
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438 | two = 2
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439 | three = 3
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440 |
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441 | ## END
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442 |
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443 |
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444 | #### ''' in Command Mode
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445 |
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446 | echo ''a # make sure lookahead doesn't mess up
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447 |
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448 | echo --
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449 | echo '''
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450 | two = $two
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451 | '
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452 | '' '
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453 | \u{61}
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454 | '''
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455 | ## STDOUT:
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456 | a
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457 | --
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458 | two = $two
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459 | '
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460 | '' '
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461 | \u{61}
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462 |
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463 | ## END
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464 |
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465 | #### r''' in Command Mode, Expression mode
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466 |
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467 | echo r'''\'''
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468 |
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469 | var x = r'''\'''
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470 | echo $x
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471 |
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472 | shopt --unset parse_ysh_string
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473 |
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474 | echo r'''\'''
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475 |
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476 | ## STDOUT:
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477 | \
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478 | \
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479 | r\
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480 | ## END
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481 |
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482 |
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483 | #### ''' in Here Doc
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484 |
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485 | tac <<< '''
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486 | two = $two
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487 | '
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488 | '' '
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489 | \u{61}
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490 | '''
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491 |
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492 | ## STDOUT:
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493 |
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494 | \u{61}
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495 | '' '
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496 | '
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497 | two = $two
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498 | ## END
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499 |
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500 | #### ''' without parse_triple_quote
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501 |
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502 | shopt --unset parse_triple_quote
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503 |
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504 | echo '''
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505 | two = $two
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506 | \u{61}
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507 | '''
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508 |
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509 | ## STDOUT:
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510 |
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511 | two = $two
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512 | \u{61}
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513 |
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514 | ## END
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515 |
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516 | #### here doc with quotes
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517 |
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518 | # This has 3 right double quotes
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519 |
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520 | cat <<EOF
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521 | "hello"
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522 | ""
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523 | """
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524 | EOF
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525 |
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526 |
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527 | ## STDOUT:
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528 | "hello"
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529 | ""
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530 | """
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531 | ## END
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532 |
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533 | #### triple quoted and implicit concatenation
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534 |
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535 | # Should we allow this? Or I think it's possible to make it a syntax error
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536 |
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537 | echo '''
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538 | single
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539 | '''zz
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540 |
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541 | echo """
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542 | double
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543 | """zz
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544 | ## status: 2
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545 | ## stdout-json: ""
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