src/test/ui/macros/rfc-3086-metavar-expr/syntax-errors.stderr

   1 error: expected identifier, found `$`
   2   --> $DIR/syntax-errors.rs:17:33
   3    |
   4 LL |     ( $( $i:ident ),* ) => { ${ count($i) } };
   5    |                                 ^^^^^ - help: try removing `$`
   6
   7 error: expected identifier, found `$`
   8   --> $DIR/syntax-errors.rs:23:26
   9    |
  10 LL |     ( $i:ident ) => { ${ count($i) } };
  11    |                          ^^^^^ - help: try removing `$`
  12
  13 error: unexpected token: $
  14   --> $DIR/syntax-errors.rs:53:8
  15    |
  16 LL |     ( $$ $a:ident ) => {
  17    |        ^
  18
  19 note: `$$` and meta-variable expressions are not allowed inside macro parameter definitions
  20   --> $DIR/syntax-errors.rs:53:8
  21    |
  22 LL |     ( $$ $a:ident ) => {
  23    |        ^
  24
  25 error: unexpected token: a
  26   --> $DIR/syntax-errors.rs:60:19
  27    |
  28 LL |         ${count() a b c}
  29    |                   ^
  30    |
  31 note: meta-variable expression must not have trailing tokens
  32   --> $DIR/syntax-errors.rs:60:19
  33    |
  34 LL |         ${count() a b c}
  35    |                   ^
  36
  37 error: unexpected token: a
  38   --> $DIR/syntax-errors.rs:63:19
  39    |
  40 LL |         ${count(i a b c)}
  41    |                   ^
  42    |
  43 note: meta-variable expression must not have trailing tokens
  44   --> $DIR/syntax-errors.rs:63:19
  45    |
  46 LL |         ${count(i a b c)}
  47    |                   ^
  48
  49 error: unexpected token: a
  50   --> $DIR/syntax-errors.rs:65:22
  51    |
  52 LL |         ${count(i, 1 a b c)}
  53    |                      ^
  54    |
  55 note: meta-variable expression must not have trailing tokens
  56   --> $DIR/syntax-errors.rs:65:22
  57    |
  58 LL |         ${count(i, 1 a b c)}
  59    |                      ^
  60
  61 error: unexpected token: a
  62   --> $DIR/syntax-errors.rs:67:20
  63    |
  64 LL |         ${count(i) a b c}
  65    |                    ^
  66    |
  67 note: meta-variable expression must not have trailing tokens
  68   --> $DIR/syntax-errors.rs:67:20
  69    |
  70 LL |         ${count(i) a b c}
  71    |                    ^
  72
  73 error: unexpected token: a
  74   --> $DIR/syntax-errors.rs:70:21
  75    |
  76 LL |         ${ignore(i) a b c}
  77    |                     ^
  78    |
  79 note: meta-variable expression must not have trailing tokens
  80   --> $DIR/syntax-errors.rs:70:21
  81    |
  82 LL |         ${ignore(i) a b c}
  83    |                     ^
  84
  85 error: unexpected token: a
  86   --> $DIR/syntax-errors.rs:72:20
  87    |
  88 LL |         ${ignore(i a b c)}
  89    |                    ^
  90    |
  91 note: meta-variable expression must not have trailing tokens
  92   --> $DIR/syntax-errors.rs:72:20
  93    |
  94 LL |         ${ignore(i a b c)}
  95    |                    ^
  96
  97 error: unexpected token: a
  98   --> $DIR/syntax-errors.rs:75:19
  99    |
 100 LL |         ${index() a b c}
 101    |                   ^
 102    |
 103 note: meta-variable expression must not have trailing tokens
 104   --> $DIR/syntax-errors.rs:75:19
 105    |
 106 LL |         ${index() a b c}
 107    |                   ^
 108
 109 error: unexpected token: a
 110   --> $DIR/syntax-errors.rs:77:19
 111    |
 112 LL |         ${index(1 a b c)}
 113    |                   ^
 114    |
 115 note: meta-variable expression must not have trailing tokens
 116   --> $DIR/syntax-errors.rs:77:19
 117    |
 118 LL |         ${index(1 a b c)}
 119    |                   ^
 120
 121 error: unexpected token: a
 122   --> $DIR/syntax-errors.rs:80:19
 123    |
 124 LL |         ${index() a b c}
 125    |                   ^
 126    |
 127 note: meta-variable expression must not have trailing tokens
 128   --> $DIR/syntax-errors.rs:80:19
 129    |
 130 LL |         ${index() a b c}
 131    |                   ^
 132
 133 error: unexpected token: a
 134   --> $DIR/syntax-errors.rs:82:19
 135    |
 136 LL |         ${index(1 a b c)}
 137    |                   ^
 138    |
 139 note: meta-variable expression must not have trailing tokens
 140   --> $DIR/syntax-errors.rs:82:19
 141    |
 142 LL |         ${index(1 a b c)}
 143    |                   ^
 144
 145 error: meta-variable expression depth must be a literal
 146   --> $DIR/syntax-errors.rs:89:33
 147    |
 148 LL |     ( $( $i:ident ),* ) => { ${ index(IDX) } };
 149    |                                 ^^^^^
 150
 151 error: unexpected token: {
 152   --> $DIR/syntax-errors.rs:95:8
 153    |
 154 LL |     ( ${ length() } ) => {
 155    |        ^^^^^^^^^^^^
 156
 157 note: `$$` and meta-variable expressions are not allowed inside macro parameter definitions
 158   --> $DIR/syntax-errors.rs:95:8
 159    |
 160 LL |     ( ${ length() } ) => {
 161    |        ^^^^^^^^^^^^
 162
 163 error: expected one of: `*`, `+`, or `?`
 164   --> $DIR/syntax-errors.rs:95:8
 165    |
 166 LL |     ( ${ length() } ) => {
 167    |        ^^^^^^^^^^^^
 168
 169 error: expected identifier
 170   --> $DIR/syntax-errors.rs:102:33
 171    |
 172 LL |     ( $( $i:ident ),* ) => { ${ ignore() } };
 173    |                                 ^^^^^^
 174
 175 error: only unsuffixes integer literals are supported in meta-variable expressions
 176   --> $DIR/syntax-errors.rs:108:33
 177    |
 178 LL |     ( $( $i:ident ),* ) => { ${ index(1u32) } };
 179    |                                 ^^^^^
 180
 181 error: meta-variable expression parameter must be wrapped in parentheses
 182   --> $DIR/syntax-errors.rs:114:33
 183    |
 184 LL |     ( $( $i:ident ),* ) => { ${ count{i} } };
 185    |                                 ^^^^^
 186
 187 error: expected identifier
 188   --> $DIR/syntax-errors.rs:120:31
 189    |
 190 LL |     ( $( $i:ident ),* ) => { ${ {} } };
 191    |                               ^^^^^^
 192
 193 error: unrecognized meta-variable expression
 194   --> $DIR/syntax-errors.rs:140:33
 195    |
 196 LL |     ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } };
 197    |                                 ^^^^^^^^^^^^^^ help: supported expressions are count, ignore, index and length
 198
 199 error: `count` can not be placed inside the inner-most repetition
 200   --> $DIR/syntax-errors.rs:12:24
 201    |
 202 LL |     ( $i:ident ) => { ${ count(i) } };
 203    |                        ^^^^^^^^^^^^
 204
 205 error: expected expression, found `$`
 206   --> $DIR/syntax-errors.rs:17:30
 207    |
 208 LL |     ( $( $i:ident ),* ) => { ${ count($i) } };
 209    |                              ^ expected expression
 210 ...
 211 LL |     curly__rhs_dollar__round!(a, b, c);
 212    |     ---------------------------------- in this macro invocation
 213    |
 214    = note: this error originates in the macro `curly__rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info)
 215
 216 error: expected expression, found `$`
 217   --> $DIR/syntax-errors.rs:23:23
 218    |
 219 LL |     ( $i:ident ) => { ${ count($i) } };
 220    |                       ^ expected expression
 221 ...
 222 LL |     curly__rhs_dollar__no_round!(a);
 223    |     ------------------------------- in this macro invocation
 224    |
 225    = note: this error originates in the macro `curly__rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info)
 226
 227 error: variable 'i' is still repeating at this depth
 228   --> $DIR/syntax-errors.rs:41:36
 229    |
 230 LL |     ( $( $i:ident ),* ) => { count($i) };
 231    |                                    ^^
 232
 233 error: expected expression, found `$`
 234   --> $DIR/syntax-errors.rs:60:9
 235    |
 236 LL |         ${count() a b c}
 237    |         ^ expected expression
 238 ...
 239 LL |     extra_garbage_after_metavar!(a);
 240    |     ------------------------------- in this macro invocation
 241    |
 242    = note: this error originates in the macro `extra_garbage_after_metavar` (in Nightly builds, run with -Z macro-backtrace for more info)
 243
 244 error: expected expression, found `$`
 245   --> $DIR/syntax-errors.rs:89:30
 246    |
 247 LL |     ( $( $i:ident ),* ) => { ${ index(IDX) } };
 248    |                              ^ expected expression
 249 ...
 250 LL |     metavar_depth_is_not_literal!(a);
 251    |     -------------------------------- in this macro invocation
 252    |
 253    = note: this error originates in the macro `metavar_depth_is_not_literal` (in Nightly builds, run with -Z macro-backtrace for more info)
 254
 255 error: expected expression, found `$`
 256   --> $DIR/syntax-errors.rs:102:30
 257    |
 258 LL |     ( $( $i:ident ),* ) => { ${ ignore() } };
 259    |                              ^ expected expression
 260 ...
 261 LL |     metavar_token_without_ident!(a);
 262    |     ------------------------------- in this macro invocation
 263    |
 264    = note: this error originates in the macro `metavar_token_without_ident` (in Nightly builds, run with -Z macro-backtrace for more info)
 265
 266 error: expected expression, found `$`
 267   --> $DIR/syntax-errors.rs:108:30
 268    |
 269 LL |     ( $( $i:ident ),* ) => { ${ index(1u32) } };
 270    |                              ^ expected expression
 271 ...
 272 LL |     metavar_with_literal_suffix!(a);
 273    |     ------------------------------- in this macro invocation
 274    |
 275    = note: this error originates in the macro `metavar_with_literal_suffix` (in Nightly builds, run with -Z macro-backtrace for more info)
 276
 277 error: expected expression, found `$`
 278   --> $DIR/syntax-errors.rs:114:30
 279    |
 280 LL |     ( $( $i:ident ),* ) => { ${ count{i} } };
 281    |                              ^ expected expression
 282 ...
 283 LL |     metavar_without_parens!(a);
 284    |     -------------------------- in this macro invocation
 285    |
 286    = note: this error originates in the macro `metavar_without_parens` (in Nightly builds, run with -Z macro-backtrace for more info)
 287
 288 error: expected expression, found `$`
 289   --> $DIR/syntax-errors.rs:120:30
 290    |
 291 LL |     ( $( $i:ident ),* ) => { ${ {} } };
 292    |                              ^ expected expression
 293 ...
 294 LL |     open_brackets_without_tokens!(a);
 295    |     -------------------------------- in this macro invocation
 296    |
 297    = note: this error originates in the macro `open_brackets_without_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
 298
 299 error: variable `foo` is not recognized in meta-variable expression
 300   --> $DIR/syntax-errors.rs:127:17
 301    |
 302 LL |         ${count(foo)}
 303    |                 ^^^
 304
 305 error: variable `bar` is not recognized in meta-variable expression
 306   --> $DIR/syntax-errors.rs:134:18
 307    |
 308 LL |         ${ignore(bar)}
 309    |                  ^^^
 310
 311 error: expected expression, found `$`
 312   --> $DIR/syntax-errors.rs:140:30
 313    |
 314 LL |     ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } };
 315    |                              ^ expected expression
 316 ...
 317 LL |     unknown_metavar!(a);
 318    |     ------------------- in this macro invocation
 319    |
 320    = note: this error originates in the macro `unknown_metavar` (in Nightly builds, run with -Z macro-backtrace for more info)
 321
 322 error[E0425]: cannot find value `i` in this scope
 323   --> $DIR/syntax-errors.rs:29:36
 324    |
 325 LL |     ( $( $i:ident ),* ) => { count(i) };
 326    |                                    ^ not found in this scope
 327 ...
 328 LL |     no_curly__no_rhs_dollar__round!(a, b, c);
 329    |     ---------------------------------------- in this macro invocation
 330    |
 331    = note: this error originates in the macro `no_curly__no_rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info)
 332
 333 error[E0425]: cannot find value `i` in this scope
 334   --> $DIR/syntax-errors.rs:35:29
 335    |
 336 LL |     ( $i:ident ) => { count(i) };
 337    |                             ^ not found in this scope
 338 ...
 339 LL |     no_curly__no_rhs_dollar__no_round!(a);
 340    |     ------------------------------------- in this macro invocation
 341    |
 342    = note: this error originates in the macro `no_curly__no_rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info)
 343
 344 error[E0425]: cannot find value `a` in this scope
 345   --> $DIR/syntax-errors.rs:153:37
 346    |
 347 LL |     no_curly__rhs_dollar__no_round!(a);
 348    |                                     ^ not found in this scope
 349
 350 error[E0425]: cannot find function `count` in this scope
 351   --> $DIR/syntax-errors.rs:29:30
 352    |
 353 LL |     ( $( $i:ident ),* ) => { count(i) };
 354    |                              ^^^^^ not found in this scope
 355 ...
 356 LL |     no_curly__no_rhs_dollar__round!(a, b, c);
 357    |     ---------------------------------------- in this macro invocation
 358    |
 359    = note: this error originates in the macro `no_curly__no_rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info)
 360
 361 error[E0425]: cannot find function `count` in this scope
 362   --> $DIR/syntax-errors.rs:35:23
 363    |
 364 LL |     ( $i:ident ) => { count(i) };
 365    |                       ^^^^^ not found in this scope
 366 ...
 367 LL |     no_curly__no_rhs_dollar__no_round!(a);
 368    |     ------------------------------------- in this macro invocation
 369    |
 370    = note: this error originates in the macro `no_curly__no_rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info)
 371
 372 error[E0425]: cannot find function `count` in this scope
 373   --> $DIR/syntax-errors.rs:46:23
 374    |
 375 LL |     ( $i:ident ) => { count($i) };
 376    |                       ^^^^^ not found in this scope
 377 ...
 378 LL |     no_curly__rhs_dollar__no_round!(a);
 379    |     ---------------------------------- in this macro invocation
 380    |
 381    = note: this error originates in the macro `no_curly__rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info)
 382
 383 error: aborting due to 40 previous errors
 384
 385 For more information about this error, try `rustc --explain E0425`.