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more tweak on diagnostic messages

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This commit is contained in:
yukang 2022-09-15 22:39:16 +08:00
parent 2194fc957a
commit f43562b95b
9 changed files with 65 additions and 23 deletions
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4
compiler/rustc_error_messages/locales/en-US/parser.ftl
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@ -47,7 +47,7 @@ parser_invalid_comparison_operator = invalid comparison operator `{$invalid}`
.spaceship_operator_invalid = `<=>` is not a valid comparison operator, use `std::cmp::Ordering`
parser_invalid_logical_operator = `{$incorrect}` is not a logical operator
.note = unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
.note = unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
.use_amp_amp_for_conjunction = use `&&` to perform logical conjunction
.use_pipe_pipe_for_disjunction = use `||` to perform logical disjunction
@ -55,7 +55,7 @@ parser_tilde_is_not_unary_operator = `~` cannot be used as a unary operator
.suggestion = use `!` to perform bitwise not
parser_unexpected_token_after_not = unexpected {$negated_desc} after identifier
.suggestion = use `!` to perform bitwise not
.suggestion = use `!` to perform {$negated_msg}
parser_malformed_loop_label = malformed loop label
.suggestion = use the correct loop label format

1
compiler/rustc_parse/src/parser/diagnostics.rs
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@ -430,6 +430,7 @@ pub(crate) struct NotAsNegationOperator {
#[primary_span]
pub negated: Span,
pub negated_desc: String,
pub negated_msg: String,
#[suggestion_short(applicability = "machine-applicable", code = "!")]
pub not: Span,
}

9
compiler/rustc_parse/src/parser/expr.rs
View File

@ -660,9 +660,18 @@ impl<'a> Parser<'a> {
fn recover_not_expr(&mut self, lo: Span) -> PResult<'a, (Span, ExprKind)> {
// Emit the error...
let negated_token = self.look_ahead(1, |t| t.clone());
let negtated_msg = if negated_token.is_numeric_lit() {
"bitwise not"
} else if negated_token.is_bool_lit() {
"logical negation"
} else {
"logical negation or bitwise not"
};
self.sess.emit_err(NotAsNegationOperator {
negated: negated_token.span,
negated_desc: super::token_descr(&negated_token),
negated_msg: negtated_msg.to_string(),
// Span the `not` plus trailing whitespace to avoid
// trailing whitespace after the `!` in our suggestion
not: self.sess.source_map().span_until_non_whitespace(lo.to(negated_token.span)),

4
src/test/ui/did_you_mean/issue-41679-tilde-bitwise-negation-attempt.fixed
View File

@ -3,4 +3,8 @@
fn main() {
let _x = !1; //~ ERROR cannot be used as a unary operator
let _y = !1; //~ ERROR unexpected `1` after identifier
let _z = !false; //~ ERROR unexpected keyword `false` after identifier
let _a = !true; //~ ERROR unexpected keyword `true` after identifier
let v = 1 + 2;
let _v = !v; //~ ERROR unexpected `v` after identifier
}

4
src/test/ui/did_you_mean/issue-41679-tilde-bitwise-negation-attempt.rs
View File

@ -3,4 +3,8 @@
fn main() {
let _x = ~1; //~ ERROR cannot be used as a unary operator
let _y = not 1; //~ ERROR unexpected `1` after identifier
let _z = not false; //~ ERROR unexpected keyword `false` after identifier
let _a = not true; //~ ERROR unexpected keyword `true` after identifier
let v = 1 + 2;
let _v = not v; //~ ERROR unexpected `v` after identifier
}

26
src/test/ui/did_you_mean/issue-41679-tilde-bitwise-negation-attempt.stderr
View File

@ -12,5 +12,29 @@ LL | let _y = not 1;
| |
| help: use `!` to perform bitwise not
error: aborting due to 2 previous errors
error: unexpected keyword `false` after identifier
--> $DIR/issue-41679-tilde-bitwise-negation-attempt.rs:6:18
|
LL | let _z = not false;
| ----^^^^^
| |
| help: use `!` to perform logical negation
error: unexpected keyword `true` after identifier
--> $DIR/issue-41679-tilde-bitwise-negation-attempt.rs:7:18
|
LL | let _a = not true;
| ----^^^^
| |
| help: use `!` to perform logical negation
error: unexpected `v` after identifier
--> $DIR/issue-41679-tilde-bitwise-negation-attempt.rs:9:18
|
LL | let _v = not v;
| ----^
| |
| help: use `!` to perform logical negation or bitwise not
error: aborting due to 5 previous errors

8
src/test/ui/did_you_mean/issue-46836-identifier-not-instead-of-negation.stderr
View File

@ -4,7 +4,7 @@ error: unexpected `for_you` after identifier
LL | if not for_you {
| ----^^^^^^^
| |
| help: use `!` to perform bitwise not
| help: use `!` to perform logical negation or bitwise not
error: unexpected `the_worst` after identifier
--> $DIR/issue-46836-identifier-not-instead-of-negation.rs:11:15
@ -12,13 +12,13 @@ error: unexpected `the_worst` after identifier
LL | while not the_worst {
| ----^^^^^^^^^
| |
| help: use `!` to perform bitwise not
| help: use `!` to perform logical negation or bitwise not
error: unexpected `println` after identifier
--> $DIR/issue-46836-identifier-not-instead-of-negation.rs:20:9
|
LL | if not // lack of braces is [sic]
| ----- help: use `!` to perform bitwise not
| ----- help: use `!` to perform logical negation or bitwise not
LL | println!("Then when?");
| ^^^^^^^
@ -50,7 +50,7 @@ error: unexpected `be_smothered_out_before` after identifier
LL | let young_souls = not be_smothered_out_before;
| ----^^^^^^^^^^^^^^^^^^^^^^^
| |
| help: use `!` to perform bitwise not
| help: use `!` to perform logical negation or bitwise not
error: aborting due to 6 previous errors

16
src/test/ui/did_you_mean/issue-54109-and_instead_of_ampersands.stderr
View File

@ -4,7 +4,7 @@ error: `and` is not a logical operator
LL | let _ = a and b;
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `and` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:9:10
@ -12,7 +12,7 @@ error: `and` is not a logical operator
LL | if a and b {
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:20:15
@ -20,7 +20,7 @@ error: `or` is not a logical operator
LL | let _ = a or b;
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:22:10
@ -28,7 +28,7 @@ error: `or` is not a logical operator
LL | if a or b {
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `and` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:30:11
@ -36,7 +36,7 @@ error: `and` is not a logical operator
LL | if (a and b) {
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:38:11
@ -44,7 +44,7 @@ error: `or` is not a logical operator
LL | if (a or b) {
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `and` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:46:13
@ -52,7 +52,7 @@ error: `and` is not a logical operator
LL | while a and b {
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-and_instead_of_ampersands.rs:54:13
@ -60,7 +60,7 @@ error: `or` is not a logical operator
LL | while a or b {
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error[E0308]: mismatched types
--> $DIR/issue-54109-and_instead_of_ampersands.rs:13:33

16
src/test/ui/did_you_mean/issue-54109-without-witness.stderr
View File

@ -4,7 +4,7 @@ error: `and` is not a logical operator
LL | let _ = a and b;
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `and` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:15:10
@ -12,7 +12,7 @@ error: `and` is not a logical operator
LL | if a and b {
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:24:15
@ -20,7 +20,7 @@ error: `or` is not a logical operator
LL | let _ = a or b;
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:26:10
@ -28,7 +28,7 @@ error: `or` is not a logical operator
LL | if a or b {
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `and` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:34:11
@ -36,7 +36,7 @@ error: `and` is not a logical operator
LL | if (a and b) {
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:42:11
@ -44,7 +44,7 @@ error: `or` is not a logical operator
LL | if (a or b) {
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `and` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:50:13
@ -52,7 +52,7 @@ error: `and` is not a logical operator
LL | while a and b {
| ^^^ help: use `&&` to perform logical conjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: `or` is not a logical operator
--> $DIR/issue-54109-without-witness.rs:58:13
@ -60,7 +60,7 @@ error: `or` is not a logical operator
LL | while a or b {
| ^^ help: use `||` to perform logical disjunction
|
= note: unlike in e.g., python and PHP, `&&` and `||` are used for logical operators
= note: unlike in e.g., Python and PHP, `&&` and `||` are used for logical operators
error: aborting due to 8 previous errors