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[rustc.git] / src / test / ui / macros / rfc-3086-metavar-expr / syntax-errors.stderr

error: expected identifier, found `$`
  --> $DIR/syntax-errors.rs:17:33
   |
LL |     ( $( $i:ident ),* ) => { ${ count($i) } };
   |                                 ^^^^^ - help: try removing `$`

error: expected identifier, found `$`
  --> $DIR/syntax-errors.rs:23:26
   |
LL |     ( $i:ident ) => { ${ count($i) } };
   |                          ^^^^^ - help: try removing `$`

error: unexpected token: $
  --> $DIR/syntax-errors.rs:53:8
   |
LL |     ( $$ $a:ident ) => {
   |        ^

note: `$$` and meta-variable expressions are not allowed inside macro parameter definitions
  --> $DIR/syntax-errors.rs:53:8
   |
LL |     ( $$ $a:ident ) => {
   |        ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:60:19
   |
LL |         ${count() a b c}
   |                   ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:60:19
   |
LL |         ${count() a b c}
   |                   ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:63:19
   |
LL |         ${count(i a b c)}
   |                   ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:63:19
   |
LL |         ${count(i a b c)}
   |                   ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:65:22
   |
LL |         ${count(i, 1 a b c)}
   |                      ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:65:22
   |
LL |         ${count(i, 1 a b c)}
   |                      ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:67:20
   |
LL |         ${count(i) a b c}
   |                    ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:67:20
   |
LL |         ${count(i) a b c}
   |                    ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:70:21
   |
LL |         ${ignore(i) a b c}
   |                     ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:70:21
   |
LL |         ${ignore(i) a b c}
   |                     ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:72:20
   |
LL |         ${ignore(i a b c)}
   |                    ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:72:20
   |
LL |         ${ignore(i a b c)}
   |                    ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:75:19
   |
LL |         ${index() a b c}
   |                   ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:75:19
   |
LL |         ${index() a b c}
   |                   ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:77:19
   |
LL |         ${index(1 a b c)}
   |                   ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:77:19
   |
LL |         ${index(1 a b c)}
   |                   ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:80:19
   |
LL |         ${index() a b c}
   |                   ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:80:19
   |
LL |         ${index() a b c}
   |                   ^

error: unexpected token: a
  --> $DIR/syntax-errors.rs:82:19
   |
LL |         ${index(1 a b c)}
   |                   ^
   |
note: meta-variable expression must not have trailing tokens
  --> $DIR/syntax-errors.rs:82:19
   |
LL |         ${index(1 a b c)}
   |                   ^

error: meta-variable expression depth must be a literal
  --> $DIR/syntax-errors.rs:89:33
   |
LL |     ( $( $i:ident ),* ) => { ${ index(IDX) } };
   |                                 ^^^^^

error: unexpected token: {
  --> $DIR/syntax-errors.rs:95:8
   |
LL |     ( ${ length() } ) => {
   |        ^^^^^^^^^^^^

note: `$$` and meta-variable expressions are not allowed inside macro parameter definitions
  --> $DIR/syntax-errors.rs:95:8
   |
LL |     ( ${ length() } ) => {
   |        ^^^^^^^^^^^^

error: expected one of: `*`, `+`, or `?`
  --> $DIR/syntax-errors.rs:95:8
   |
LL |     ( ${ length() } ) => {
   |        ^^^^^^^^^^^^

error: expected identifier
  --> $DIR/syntax-errors.rs:102:33
   |
LL |     ( $( $i:ident ),* ) => { ${ ignore() } };
   |                                 ^^^^^^

error: only unsuffixes integer literals are supported in meta-variable expressions
  --> $DIR/syntax-errors.rs:108:33
   |
LL |     ( $( $i:ident ),* ) => { ${ index(1u32) } };
   |                                 ^^^^^

error: meta-variable expression parameter must be wrapped in parentheses
  --> $DIR/syntax-errors.rs:114:33
   |
LL |     ( $( $i:ident ),* ) => { ${ count{i} } };
   |                                 ^^^^^

error: expected identifier
  --> $DIR/syntax-errors.rs:120:31
   |
LL |     ( $( $i:ident ),* ) => { ${ {} } };
   |                               ^^^^^^

error: unrecognized meta-variable expression
  --> $DIR/syntax-errors.rs:140:33
   |
LL |     ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } };
   |                                 ^^^^^^^^^^^^^^ help: supported expressions are count, ignore, index and length

error: `count` can not be placed inside the inner-most repetition
  --> $DIR/syntax-errors.rs:12:24
   |
LL |     ( $i:ident ) => { ${ count(i) } };
   |                        ^^^^^^^^^^^^

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:17:30
   |
LL |     ( $( $i:ident ),* ) => { ${ count($i) } };
   |                              ^ expected expression
...
LL |     curly__rhs_dollar__round!(a, b, c);
   |     ---------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `curly__rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:23:23
   |
LL |     ( $i:ident ) => { ${ count($i) } };
   |                       ^ expected expression
...
LL |     curly__rhs_dollar__no_round!(a);
   |     ------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `curly__rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info)

error: variable 'i' is still repeating at this depth
  --> $DIR/syntax-errors.rs:41:36
   |
LL |     ( $( $i:ident ),* ) => { count($i) };
   |                                    ^^

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:60:9
   |
LL |         ${count() a b c}
   |         ^ expected expression
...
LL |     extra_garbage_after_metavar!(a);
   |     ------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `extra_garbage_after_metavar` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:89:30
   |
LL |     ( $( $i:ident ),* ) => { ${ index(IDX) } };
   |                              ^ expected expression
...
LL |     metavar_depth_is_not_literal!(a);
   |     -------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `metavar_depth_is_not_literal` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:102:30
   |
LL |     ( $( $i:ident ),* ) => { ${ ignore() } };
   |                              ^ expected expression
...
LL |     metavar_token_without_ident!(a);
   |     ------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `metavar_token_without_ident` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:108:30
   |
LL |     ( $( $i:ident ),* ) => { ${ index(1u32) } };
   |                              ^ expected expression
...
LL |     metavar_with_literal_suffix!(a);
   |     ------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `metavar_with_literal_suffix` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:114:30
   |
LL |     ( $( $i:ident ),* ) => { ${ count{i} } };
   |                              ^ expected expression
...
LL |     metavar_without_parens!(a);
   |     -------------------------- in this macro invocation
   |
   = note: this error originates in the macro `metavar_without_parens` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:120:30
   |
LL |     ( $( $i:ident ),* ) => { ${ {} } };
   |                              ^ expected expression
...
LL |     open_brackets_without_tokens!(a);
   |     -------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `open_brackets_without_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)

error: variable `foo` is not recognized in meta-variable expression
  --> $DIR/syntax-errors.rs:127:17
   |
LL |         ${count(foo)}
   |                 ^^^

error: variable `bar` is not recognized in meta-variable expression
  --> $DIR/syntax-errors.rs:134:18
   |
LL |         ${ignore(bar)}
   |                  ^^^

error: expected expression, found `$`
  --> $DIR/syntax-errors.rs:140:30
   |
LL |     ( $( $i:ident ),* ) => { ${ aaaaaaaaaaaaaa(i) } };
   |                              ^ expected expression
...
LL |     unknown_metavar!(a);
   |     ------------------- in this macro invocation
   |
   = note: this error originates in the macro `unknown_metavar` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0425]: cannot find value `i` in this scope
  --> $DIR/syntax-errors.rs:29:36
   |
LL |     ( $( $i:ident ),* ) => { count(i) };
   |                                    ^ not found in this scope
...
LL |     no_curly__no_rhs_dollar__round!(a, b, c);
   |     ---------------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `no_curly__no_rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0425]: cannot find value `i` in this scope
  --> $DIR/syntax-errors.rs:35:29
   |
LL |     ( $i:ident ) => { count(i) };
   |                             ^ not found in this scope
...
LL |     no_curly__no_rhs_dollar__no_round!(a);
   |     ------------------------------------- in this macro invocation
   |
   = 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)

error[E0425]: cannot find value `a` in this scope
  --> $DIR/syntax-errors.rs:153:37
   |
LL |     no_curly__rhs_dollar__no_round!(a);
   |                                     ^ not found in this scope

error[E0425]: cannot find function `count` in this scope
  --> $DIR/syntax-errors.rs:29:30
   |
LL |     ( $( $i:ident ),* ) => { count(i) };
   |                              ^^^^^ not found in this scope
...
LL |     no_curly__no_rhs_dollar__round!(a, b, c);
   |     ---------------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `no_curly__no_rhs_dollar__round` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0425]: cannot find function `count` in this scope
  --> $DIR/syntax-errors.rs:35:23
   |
LL |     ( $i:ident ) => { count(i) };
   |                       ^^^^^ not found in this scope
...
LL |     no_curly__no_rhs_dollar__no_round!(a);
   |     ------------------------------------- in this macro invocation
   |
   = 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)

error[E0425]: cannot find function `count` in this scope
  --> $DIR/syntax-errors.rs:46:23
   |
LL |     ( $i:ident ) => { count($i) };
   |                       ^^^^^ not found in this scope
...
LL |     no_curly__rhs_dollar__no_round!(a);
   |     ---------------------------------- in this macro invocation
   |
   = note: this error originates in the macro `no_curly__rhs_dollar__no_round` (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to 40 previous errors

For more information about this error, try `rustc --explain E0425`.