## [0.21.0] - 2024-07-18

- d7ab0b8 semantic: [**BREAKING**] Simplify node creation (#4226)
(lucab)

### Features

- af4dc01 ast: Align ts ast scope with typescript (#4253) (Dunqing)
- 83c2c62 codegen: Add option for choosing quotes; remove slow
`choose_quot` method (#4219) (Boshen)
- 5d17675 mangler: Add debug mode (#4314) (Boshen)
- e3e663b mangler: Initialize crate and integrate into minifier (#4197)
(Boshen)
- c818472 minifier: Dce conditional expression `&&` or `||` (#4190)
(Boshen)
- 8a190eb oxc: Export `oxc_mangler` (Boshen)
- 20cdb1f semantic: Align class scope with typescript (#4195) (Dunqing)
- 92ee774 semantic: Add `ScopeFlags::CatchClause` for use in CatchClause
(#4205) (Dunqing)
- 205c259 sourcemap: Support SourceMapBuilder#token_chunks (#4220)
(underfin)
- 7eb960d transformer: Decode xml character entity `&#xhhhh` and
`&#nnnn;` (#4235) (Boshen)

### Bug Fixes

- bf3d8d3 codegen: Print annotation comment inside parens for new and
call expressions (#4290) (Boshen)
- 084ab76 codegen: Use `ryu-js` for f64 to string (Boshen)
- e167ef7 codegen: Print parenthesis properly (#4245) (Boshen)
- c65198f codegen: Choose the right quote for jsx attribute string
(#4236) (Boshen)
- be82c28 codegen: Print `JSXAttributeValue::StringLiteral` directly
(#4231) (Boshen)
- 3df9e69 mangler: No shorthand `BindingProperty`; handle var hoisting
and export variables (#4319) (Boshen)
- f144082 minifier: RemoveDeadCode should visit nested expression
(#4268) (underfin)
- 66b455a oxc_codegen: Avoid print same pure comments multiple time
(#4230) (IWANABETHATGUY)
- 9a87e41 parser: Avoid crashing on invalid const modifier (#4267)
(lucab)
- 641a78b parser: Fix tests for number parsing (#4254) (overlookmotel)
- 9badac0 semantic: Avoid var hosting insert the var variable to the
`CatchClause` scope (#4337) (Dunqing)
- 95e15b6 semantic: Incorrect resolve references for `ExportSpecifier`
(#4320) (Dunqing)
- c362bf7 semantic: Incorrect resolve references for
`TSInterfaceHeritage` (#4311) (Dunqing)
- 351ecf2 semantic: Incorrect resolve references for `TSTypeQuery`
(#4310) (Dunqing)
- 1108f2a semantic: Resolve references to the incorrect symbol (#4280)
(Dunqing)
- 22d56bd semantic: Do not resolve references after `FormalParameters`
in TS type (#4241) (overlookmotel)- 1c117eb Avoid print extra semicolon
after accessor property (#4199) (IWANABETHATGUY)

### Performance

- a8dc4f3 parser: Speed up parsing numbers with `_` separators (#4259)
(overlookmotel)
- b94540d parser: Speed up parsing octal literals (#4258)
(overlookmotel)
- a7b328c parser: Faster parsing decimal numbers (#4257) (overlookmotel)
- f9d3f2e semantic: Inline ast record functions (#4272) (overlookmotel)
- 8fad7db semantic: Reduce `AstNodeId` to `u32` (#4264) (overlookmotel)
- 23743db semantic: Do not record ast nodes for cfg if cfg disabled
(#4263) (overlookmotel)
- da69076 semantic: Reduce overhead of cfg recording ast nodes (#4262)
(overlookmotel)
- cb15303 semantic: Reduce memory copies (#4216) (overlookmotel)
- ef4c1f4 semantic: Reduce lookups (#4214) (overlookmotel)
- f23e54f semantic: Recycle unresolved references hash maps (#4213)
(overlookmotel)
- 2602ce2 semantic: Reuse existing map of unresolved refs (#4206)
(lucab)

### Refactor

- 2c7bb9f ast: Pass final `ScopeFlags` into `visit_function` (#4283)
(overlookmotel)
- 3e099fe ast: Move `enter_scope` after `visit_binding_identifier`
(#4246) (Dunqing)
- aab7aaa ast/visit: Fire node events as the outermost one. (#4203)
(rzvxa)
- d1c4be0 codegen: Clean up annotation_comment (Boshen)
- 06197b8 codegen: Separate tests (Boshen)
- aa22073 codegen: Improve print API (#4196) (Boshen)
- c5731a5 semantic: Remove defunct code setting ScopeFlags twice (#4286)
(overlookmotel)
- 16698bc semantic: Move function/class-specific code into specific
visitors (#4278) (overlookmotel)
- ee16668 semantic: Rename function param (#4277) (overlookmotel)
- 25f0771 semantic: Alter syntax of `control_flow!` macro (#4275)
(overlookmotel)
- 639fd48 semantic: Comment why extra CFG enabled check (#4274)
(overlookmotel)
- c418bf5 semantic: Directly record `current_node_id` when adding a
scope (#4265) (Dunqing)
- ace4f1f semantic: Update the order of `visit_function` and `Visit`
fields in the builder to be consistent (#4248) (Dunqing)
- 8bfeabf semantic: Simplify adding `SymbolFlags::Export` (#4249)
(Dunqing)
- dc2b3c4 semantic: Add strict mode in scope flags for class definitions
(#4156) (Dunqing)
- 81ed588 semantic: Convert scope fields to IndexVecs (#4208) (lucab)
- bbe5ded semantic: Set `current_scope_id` to `scope_id` in
`enter_scope` (#4193) (Dunqing)
- 7f1addd semantic: Correct scope in CatchClause (#4192) (Dunqing)
- fc0b17d syntax: Turn the `AstNodeId::dummy` into a constant field.
(#4308) (rzvxa)
- a197e01 transformer/typescript: Remove unnecessary code (#4321)
(Dunqing)
- 1458d81 visit: Add `#[inline]` to empty functions (#4330)
(overlookmotel)

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