annotate src/testdir/vim9.vim @ 28103:1615d305c71d v8.2.4576

patch 8.2.4576: Vim9: error for comparing with null can be annoying Commit: https://github.com/vim/vim/commit/056678184f679c2989b73bd48eda112f3c79a62f Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 15 20:21:33 2022 +0000 patch 8.2.4576: Vim9: error for comparing with null can be annoying Problem: Vim9: error for comparing with null can be annoying. Solution: Allow comparing anything with null. (closes https://github.com/vim/vim/issues/9948)
author Bram Moolenaar <Bram@vim.org>
date Tue, 15 Mar 2022 21:30:03 +0100
parents 5c4ab8d4472c
children dbec60b8c253
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 vim9script
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2
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3 # Utility functions for testing vim9 script
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4
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5 # Use a different file name for each run.
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6 var sequence = 1
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7
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8 # Check that "lines" inside a ":def" function has no error when called.
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9 export func CheckDefSuccess(lines)
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10 let cwd = getcwd()
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11 let fname = 'XdefSuccess' .. s:sequence
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12 let s:sequence += 1
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13 call writefile(['def Func()'] + a:lines + ['enddef', 'defcompile'], fname)
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14 try
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15 exe 'so ' .. fname
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16 call Func()
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17 finally
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18 call chdir(cwd)
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19 call delete(fname)
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20 delfunc! Func
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21 endtry
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22 endfunc
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23
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24 # Check that "lines" inside a ":def" function has no error when compiled.
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25 export func CheckDefCompileSuccess(lines)
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26 let fname = 'XdefSuccess' .. s:sequence
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27 let s:sequence += 1
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28 call writefile(['def Func()'] + a:lines + ['enddef', 'defcompile'], fname)
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29 try
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30 exe 'so ' .. fname
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31 finally
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32 call delete(fname)
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33 delfunc! Func
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34 endtry
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35 endfunc
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36
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37 # Check that "lines" inside ":def" results in an "error" message.
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38 # If "lnum" is given check that the error is reported for this line.
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39 # Add a line before and after to make it less likely that the line number is
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40 # accidentally correct.
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41 export func CheckDefFailure(lines, error, lnum = -3)
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42 let cwd = getcwd()
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43 let fname = 'XdefFailure' .. s:sequence
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44 let s:sequence += 1
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45 call writefile(['def Func()', '# comment'] + a:lines + ['#comment', 'enddef', 'defcompile'], fname)
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46 try
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47 call assert_fails('so ' .. fname, a:error, a:lines, a:lnum + 1)
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48 finally
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49 call chdir(cwd)
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50 call delete(fname)
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51 delfunc! Func
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52 endtry
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53 endfunc
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54
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55 # Check that "lines" inside ":def" results in an "error" message when executed.
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56 # If "lnum" is given check that the error is reported for this line.
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57 # Add a line before and after to make it less likely that the line number is
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58 # accidentally correct.
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59 export func CheckDefExecFailure(lines, error, lnum = -3)
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60 let cwd = getcwd()
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61 let fname = 'XdefExecFailure' .. s:sequence
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62 let s:sequence += 1
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63 call writefile(['def Func()', '# comment'] + a:lines + ['#comment', 'enddef'], fname)
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64 try
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65 exe 'so ' .. fname
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66 call assert_fails('call Func()', a:error, a:lines, a:lnum + 1)
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67 finally
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68 call chdir(cwd)
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69 call delete(fname)
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70 delfunc! Func
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71 endtry
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72 endfunc
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73
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74 export def CheckScriptFailure(lines: list<string>, error: string, lnum = -3)
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75 var cwd = getcwd()
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76 var fname = 'XScriptFailure' .. sequence
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77 sequence += 1
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78 writefile(lines, fname)
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79 try
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80 assert_fails('so ' .. fname, error, lines, lnum)
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81 finally
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82 chdir(cwd)
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83 delete(fname)
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84 endtry
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85 enddef
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86
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87 export def CheckScriptFailureList(lines: list<string>, errors: list<string>, lnum = -3)
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88 var cwd = getcwd()
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89 var fname = 'XScriptFailure' .. sequence
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90 sequence += 1
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91 writefile(lines, fname)
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92 try
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93 assert_fails('so ' .. fname, errors, lines, lnum)
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94 finally
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95 chdir(cwd)
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96 delete(fname)
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97 endtry
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98 enddef
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99
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100 export def CheckScriptSuccess(lines: list<string>)
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101 var cwd = getcwd()
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102 var fname = 'XScriptSuccess' .. sequence
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103 sequence += 1
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104 writefile(lines, fname)
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105 try
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106 exe 'so ' .. fname
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107 finally
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108 chdir(cwd)
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109 delete(fname)
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110 endtry
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111 enddef
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112
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113 export def CheckDefAndScriptSuccess(lines: list<string>)
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114 CheckDefSuccess(lines)
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115 CheckScriptSuccess(['vim9script'] + lines)
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116 enddef
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117
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118 # Check that a command fails when used in a :def function and when used in
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119 # Vim9 script.
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120 # When "error" is a string, both with the same error.
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121 # When "error" is a list, the :def function fails with "error[0]" , the script
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122 # fails with "error[1]".
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123 export def CheckDefAndScriptFailure(lines: list<string>, error: any, lnum = -3)
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124 var errorDef: string
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125 var errorScript: string
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126 if type(error) == v:t_string
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127 errorDef = error
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128 errorScript = error
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129 elseif type(error) == v:t_list && len(error) == 2
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130 errorDef = error[0]
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131 errorScript = error[1]
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132 else
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133 echoerr 'error argument must be a string or a list with two items'
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134 return
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135 endif
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136 CheckDefFailure(lines, errorDef, lnum)
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137 CheckScriptFailure(['vim9script'] + lines, errorScript, lnum + 1)
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138 enddef
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139
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140 # Check that a command fails when executed in a :def function and when used in
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141 # Vim9 script.
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142 # When "error" is a string, both with the same error.
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143 # When "error" is a list, the :def function fails with "error[0]" , the script
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144 # fails with "error[1]".
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145 export def CheckDefExecAndScriptFailure(lines: list<string>, error: any, lnum = -3)
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146 var errorDef: string
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147 var errorScript: string
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148 if type(error) == v:t_string
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149 errorDef = error
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150 errorScript = error
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151 elseif type(error) == v:t_list && len(error) == 2
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152 errorDef = error[0]
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153 errorScript = error[1]
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154 else
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155 echoerr 'error argument must be a string or a list with two items'
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156 return
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157 endif
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158 CheckDefExecFailure(lines, errorDef, lnum)
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159 CheckScriptFailure(['vim9script'] + lines, errorScript, lnum + 1)
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160 enddef
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161
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162
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163 # Check that "lines" inside a legacy function has no error.
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164 export func CheckLegacySuccess(lines)
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165 let cwd = getcwd()
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166 let fname = 'XlegacySuccess' .. s:sequence
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167 let s:sequence += 1
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168 call writefile(['func Func()'] + a:lines + ['endfunc'], fname)
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169 try
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170 exe 'so ' .. fname
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171 call Func()
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172 finally
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173 delfunc! Func
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174 call chdir(cwd)
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175 call delete(fname)
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176 endtry
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177 endfunc
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178
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179 # Check that "lines" inside a legacy function results in the expected error
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180 export func CheckLegacyFailure(lines, error)
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181 let cwd = getcwd()
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182 let fname = 'XlegacyFails' .. s:sequence
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183 let s:sequence += 1
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184 call writefile(['func Func()'] + a:lines + ['endfunc', 'call Func()'], fname)
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185 try
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186 call assert_fails('so ' .. fname, a:error)
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187 finally
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188 delfunc! Func
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189 call chdir(cwd)
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190 call delete(fname)
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191 endtry
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192 endfunc
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193
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194 # Execute "lines" in a legacy function, translated as in
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195 # CheckLegacyAndVim9Success()
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196 export def CheckTransLegacySuccess(lines: list<string>)
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197 var legacylines = lines->mapnew((_, v) =>
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198 v->substitute('\<VAR\>', 'let', 'g')
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199 ->substitute('\<LET\>', 'let', 'g')
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200 ->substitute('\<LSTART\>', '{', 'g')
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201 ->substitute('\<LMIDDLE\>', '->', 'g')
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202 ->substitute('\<LEND\>', '}', 'g')
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203 ->substitute('\<TRUE\>', '1', 'g')
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204 ->substitute('\<FALSE\>', '0', 'g')
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205 ->substitute('#"', ' "', 'g'))
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206 CheckLegacySuccess(legacylines)
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207 enddef
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208
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209 export def Vim9Trans(lines: list<string>): list<string>
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210 return lines->mapnew((_, v) =>
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211 v->substitute('\<VAR\>', 'var', 'g')
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212 ->substitute('\<LET ', '', 'g')
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213 ->substitute('\<LSTART\>', '(', 'g')
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214 ->substitute('\<LMIDDLE\>', ') =>', 'g')
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215 ->substitute(' *\<LEND\> *', '', 'g')
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216 ->substitute('\<TRUE\>', 'true', 'g')
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217 ->substitute('\<FALSE\>', 'false', 'g'))
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218 enddef
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219
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220 # Execute "lines" in a :def function, translated as in
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221 # CheckLegacyAndVim9Success()
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222 export def CheckTransDefSuccess(lines: list<string>)
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223 CheckDefSuccess(Vim9Trans(lines))
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224 enddef
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225
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226 # Execute "lines" in a Vim9 script, translated as in
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227 # CheckLegacyAndVim9Success()
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228 export def CheckTransVim9Success(lines: list<string>)
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229 CheckScriptSuccess(['vim9script'] + Vim9Trans(lines))
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230 enddef
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231
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232 # Execute "lines" in a legacy function, :def function and Vim9 script.
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233 # Use 'VAR' for a declaration.
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234 # Use 'LET' for an assignment
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235 # Use ' #"' for a comment
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236 # Use LSTART arg LMIDDLE expr LEND for lambda
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237 # Use 'TRUE' for 1 in legacy, true in Vim9
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238 # Use 'FALSE' for 0 in legacy, false in Vim9
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239 export def CheckLegacyAndVim9Success(lines: list<string>)
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240 CheckTransLegacySuccess(lines)
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241 CheckTransDefSuccess(lines)
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242 CheckTransVim9Success(lines)
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243 enddef
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244
27457
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245 # Execute "lines" in a legacy function, :def function and Vim9 script.
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246 # Use 'VAR' for a declaration.
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247 # Use 'LET' for an assignment
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248 # Use ' #"' for a comment
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249 export def CheckLegacyAndVim9Failure(lines: list<string>, error: any)
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250 var legacyError: string
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251 var defError: string
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252 var scriptError: string
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253
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254 if type(error) == type('string')
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255 legacyError = error
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256 defError = error
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257 scriptError = error
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258 else
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259 legacyError = error[0]
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260 defError = error[1]
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261 scriptError = error[2]
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262 endif
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263
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264 var legacylines = lines->mapnew((_, v) =>
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265 v->substitute('\<VAR\>', 'let', 'g')
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266 ->substitute('\<LET\>', 'let', 'g')
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267 ->substitute('#"', ' "', 'g'))
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268 CheckLegacyFailure(legacylines, legacyError)
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269
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270 var vim9lines = lines->mapnew((_, v) =>
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271 v->substitute('\<VAR\>', 'var', 'g')
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272 ->substitute('\<LET ', '', 'g'))
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273 CheckDefExecFailure(vim9lines, defError)
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274 CheckScriptFailure(['vim9script'] + vim9lines, scriptError)
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275 enddef