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fix(semantic): fix identifying strict mode arrow functions #7785

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overlookmotel
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@overlookmotel overlookmotel commented Dec 10, 2024

Semantic analysis was not marking an arrow function containing a "use strict" directive as ScopeFlags::StrictMode. Fix that.

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@overlookmotel overlookmotel marked this pull request as ready for review December 10, 2024 18:18
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codspeed-hq bot commented Dec 10, 2024

CodSpeed Performance Report

Merging #7785 will not alter performance

Comparing 12-10-fix_semantic_fix_identifying_strict_mode_arrow_functions (4a3bca8) with main (bde753b)

Summary

✅ 29 untouched benchmarks

@graphite-app graphite-app bot added the 0-merge Merge with Graphite Merge Queue label Dec 10, 2024
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graphite-app bot commented Dec 10, 2024

Merge activity

Semantic analysis was not marking an arrow function containing a `"use strict"` directive as `ScopeFlags::StrictMode`. Fix that.
@Dunqing Dunqing force-pushed the 12-10-feat_ast_add_arrowfunctionexpression_has_use_strict_directive_method branch from 962f133 to f7900ab Compare December 10, 2024 23:58
@Dunqing Dunqing force-pushed the 12-10-fix_semantic_fix_identifying_strict_mode_arrow_functions branch from 5334ccf to 4a3bca8 Compare December 10, 2024 23:58
Base automatically changed from 12-10-feat_ast_add_arrowfunctionexpression_has_use_strict_directive_method to main December 11, 2024 00:06
@graphite-app graphite-app bot merged commit 4a3bca8 into main Dec 11, 2024
27 checks passed
@graphite-app graphite-app bot deleted the 12-10-fix_semantic_fix_identifying_strict_mode_arrow_functions branch December 11, 2024 00:10
Boshen added a commit that referenced this pull request Dec 13, 2024
## [0.41.0] - 2024-12-13

- fb325dc ast: [**BREAKING**] `span` field must be the first element
(#7821) (Boshen)

- 96a26d3 ast: [**BREAKING**] Rename `is_strict` methods to
`has_use_strict_directive` (#7783) (overlookmotel)

### Features

- 8991f33 ast: Add `visit_span` to `Visit` and `VisitMut` (#7816)
(overlookmotel)
- f7900ab ast: Add `ArrowFunctionExpression::has_use_strict_directive`
method (#7784) (overlookmotel)
- e727ae9 transformer/class-properties: Transform super member
expressions that are inside static prop initializer (#7815) (Dunqing)

### Bug Fixes

- 7610dc1 parser: Parse `import source from 'mod'` (#7833) (Boshen)
- 9479e2b semantic: Missing references when `export {}` references a
type-only binding and a normal (#7812) (Yunfei He)
- 7a83230 semantic: Missing reference when `export default` references a
type alias binding (#7813) (Dunqing)
- 4a3bca8 semantic: Fix identifying strict mode arrow functions (#7785)
(overlookmotel)
- 5b7e1ad transformer: Remove span of define value (#7811) (Hiroshi
Ogawa)
- 14896cb transformer/class-properties: Create temp vars in correct
scope (#7824) (overlookmotel)
- 25bb6da transformer/class-properties: Fix `ScopeId`s in instance prop
initializers (#7823) (overlookmotel)
- 65b109a transformer/class-properties: No `raw` for generated
`StringLiteral` (#7825) (overlookmotel)
- 2964a61 transformer/class-properties: Unwrap failed when private field
expression doesn't contain optional expression in `ChainExpression`
(#7798) (Dunqing)
- 6fa6785 transformer/class-properties: Panic when the callee or member
is `ParenthesisExpression` or TS-syntax expressions. (#7795) (Dunqing)
- bb22c67 transformer/class-properties: Fix `ScopeId`s in static prop
initializers (#7791) (overlookmotel)
- caa57f1 transformer/class-properties: Fix scope flags in static prop
initializers (#7786) (overlookmotel)

### Performance

- 4448b63 codegen: Faster writing indentation (#7820) (overlookmotel)
- afaaffa codegen: Fast path for `options.print_comments()` (#7806)
(Boshen)

### Refactor

- 0f367e5 semantic: Improve the logic of resolving references to be
cleaner (#7829) (Dunqing)
- 5710950 semantic: Move export-related reference flags logic to visit
functions (#7828) (Dunqing)
- b290ebd transformer: Handle `<CWD>` in test runner (#7799) (Dunqing)
- e70deb9 transformer/class-properties: Locate instance props insertion
location in separate step (#7819) (overlookmotel)
- afc5f1e transformer/class-properties: De-deduplicate code (#7805)
(overlookmotel)
- 47a91d2 transformer/class-properties: Shorten code (#7804)
(overlookmotel)
- 54ef2b9 transformer/class-properties: Rename
`debug_assert_expr_is_not_parenthesis_or_typescript_syntax` (#7803)
(overlookmotel)
- 3cdc47c transformer/class-properties: `#[inline(always)]` on
`assert_expr_neither_parenthesis_nor_typescript_syntax` (#7802)
(overlookmotel)

### Testing

- d72c888 transformer/replace-global-defines: Remove panicking test
(#7838) (overlookmotel)

Co-authored-by: Boshen <[email protected]>
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