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266 Commits

Author SHA1 Message Date
Huáng Jùnliàng
5145c98a73
Simplify token context (#13450) 
* refactor: unify tc.brace and tc.templateQuasi

* refactor: remove unused context check

* perf: reduce arrayPrototype call and hoist variables
 2021-06-21 10:51:00 -04:00
Tony Gorez
101249f3aa
refactor(parser): remove refNeedsArrowPos (#13419) 
* fix(parser:expression): remove refNeedsArrowPos in parseExprListItem

* feat: use refExpressionErrors to catch optional parameters

* feat: delete useless refNeedArrowPos

* fix: forgotten deletion

* fix: lint and factorize

* fix: delete useless comment

* fix: review corrections

* fix: review corrections pt2

* fix: review correction pt2

* fix: nit correction

* fix: update types

* Update packages/babel-parser/src/parser/util.js

* fix: add invariant comment in flow and ts file

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>
 2021-06-19 10:40:52 +02:00
Huáng Jùnliàng
b9c1884a58
Reduce exprAllowed usage (#13431) 2021-06-09 16:36:09 +02:00
Tony Gorez
a0369fdbfa
fix: throw when async() call param is object with assignement (#13410) 2021-06-03 16:12:15 +02:00
Huáng Jùnliàng
b8175ec060
Relax import assertion key-is-type constraint (#13409) 2021-06-02 07:51:56 -04:00
Huáng Jùnliàng
cbad50ac1d
Faster checkReservedWord (#13386) 
* perf: faster parser scope check

* perf: early return for identifier length > 10

* perf: early return for normal identifier names

* chore: add benchmark

* Update packages/babel-parser/src/parser/expression.js
 2021-06-01 08:42:23 -04:00
Huáng Jùnliàng
ae3f5d905a
Back parser state exportedIdentifiers by set (#13406) 2021-06-01 07:17:30 -04:00
Huáng Jùnliàng
079f8cd5bc
fix: disallow surrogate in the end of contextual name (#13377) 2021-05-26 22:57:59 -04:00
Huáng Jùnliàng
461ba2531a
refactor: add parse*Literal parser routines (#13333) 
* refactor: simplify parseLiteral interface

* refactor: extract specific methods on parsing literals

* fix: avoid StringLiteral type comparison

* add test cases

* fix: remove redundant node

* Update packages/babel-parser/src/plugins/flow/index.js

Co-authored-by: Federico Ciardi <fed.ciardi@gmail.com>

* update test fixtures

* fix: refine parseLiteral typings

Co-authored-by: Federico Ciardi <fed.ciardi@gmail.com>
 2021-05-19 16:00:24 -04:00
Huáng Jùnliàng
2a5b23186a
perf: minimize identifier lookahead when parsing let (#13328) 2021-05-18 08:19:58 -04:00
Huáng Jùnliàng
0d0950f341
fix: preserve tokensLength in tryParse (#13326) 
* fix: preserve tokensLength in tryParse

* Apply suggestions from code review

Co-authored-by: Brian Ng <bng412@gmail.com>

Co-authored-by: Brian Ng <bng412@gmail.com>
 2021-05-17 15:32:12 -04:00
Nicolò Ribaudo
c2181343f1
Parse let declarations whose id starts with \ (#13325) 2021-05-17 08:46:59 -05:00
Huáng Jùnliàng
b3d35cd412
[Babel 8]: remove module attributes parser/generator support (#13308) 
* breaking: remove support of moduleAttributes

* Update packages/babel-parser/src/plugin-utils.js

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>

* chore: remove todo comments

* make prettier happy

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>
 2021-05-14 09:55:40 -04:00
Sosuke Suzuki
b2d9156cc6
Update to Prettier 2.3 (#13288) 2021-05-10 15:34:13 +02:00
Huáng Jùnliàng
a387973821
Refactor private name tokenizing (#13256) 
* add benchmark

* refactor: create tt.privateName token for private names

* add backward compat privateName = hash + name to Babel 7

* perf: get private name SV from token value

* chore: tweak benchmark file

* chore: update test fixtures

* convert tt.privateName to PrivateIdentifier

* perf: avoid most isPrivateName call

* Update packages/babel-parser/src/parser/expression.js

Co-authored-by: Justin Ridgewell <justin@ridgewell.name>

* perf: use inlinable codePointAtPos

* make prettier happy

Co-authored-by: Justin Ridgewell <justin@ridgewell.name>
 2021-05-06 09:46:09 -04:00
Stuart Cook
fa01fbe052
Parse for await (async of ...) (#13244) 2021-05-01 18:00:21 +02:00
Huáng Jùnliàng
28d7442aae Parse async do expressions (#13043) 
* parse async do expressions

* add test cases

* update test fixtures

* chore: add syntax-async-do-expressions

* generater support

* fix: do not transform async do expressions

* chore: add asyncDoExpressions to missing plugin helpers

* update ast types

* add more test cases

* throw when asyncDoExpressions is enabled but not doExpressions

* avoid add parentheses for async do expressions

* address review comments

* chore: update parser typings
 2021-04-28 18:26:01 +02:00
Nicolò Ribaudo
57daba85aa Parse string export names by default (moduleStringNames) (#13195) 
* Parse string epxort names by default (`moduleStringNames`)

* Remove remaining references
 2021-04-28 18:21:31 +02:00
Huáng Jùnliàng
ceaab0bae7 Parse class fields and private methods by default (#13175) 
* feat: materialize class features

* chore: move testcases to es2022

* chore: update test fixtures

* chore: remove classPr\w+ from options.json

* chore: remove empty options.json

* update flow test allowlist

* update typescript allowlist
 2021-04-28 18:21:31 +02:00
Sosuke Suzuki
c949660b34 babel-parser: Deep freeze for makeErrorTemplates (#13142) 2021-04-28 18:21:31 +02:00
Sosuke Suzuki
7484b51e56 Support TS 4.3 get/set type members (#13089) 
Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>
 2021-04-28 18:21:31 +02:00
Sosuke Suzuki
2521c666f7 Add internal ESLint rule for consistent parser error messages (#13130) 2021-04-28 18:21:31 +02:00
Pig Fang
bf14a106ad Support TS 4.3 override syntax in class (#13097) 
* support TS 4.3 `override` syntax in class

* fix types

* fix types

* tweak error message

* update TypeScript commit

* split tests

* add more tests

* update allowlist

* disallow `override` with `declare`

* disallow `override` in non-sub class

* update TypeScript allowlist

* rename error message key

* add more tests
 2021-04-28 18:21:31 +02:00
Sosuke Suzuki
0ee98139a6 Introduce parser error codes (#13033) 2021-04-28 18:21:31 +02:00
Huáng Jùnliàng
8efbac4a5d
fix: the LHS in for-of loop should not start with let (#13049) 
* fix: the LHS in for-of loop should not start with let

* Update packages/babel-parser/src/parser/statement.js

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>
 2021-03-29 16:54:23 -04:00
Huáng Jùnliàng
0067fd9e02
Disallow await before exponential (#12441) 
* refactor: move unary exponential check to parseMaybeUnary

* fix: disallow await before exponential

* add test cases
 2021-03-25 11:20:47 -04:00
Huáng Jùnliàng
1a05b81387
Support multiple static blocks (#12738) 2021-03-12 23:29:55 +01:00
Huáng Jùnliàng
efdca01409
fix: add tokens when tokens: true is passed to parseExpression (#12939) 2021-03-01 14:09:56 -05:00
Huáng Jùnliàng
03d7911be6
Implement class features in estree (#12370) 
Co-authored-by: Kai Cataldo <kai@kaicataldo.com>
 2021-02-21 20:12:12 +01:00
Sosuke Suzuki
9c567baa9b
Parse JS Module Blocks proposal (#12469) 2021-02-21 20:08:20 +01:00
Ikko Ashimine
4819ce70e4
refactor: fix typo in error.js (#12808) 
postion -> position
 2021-02-16 12:35:58 -05:00
Sosuke Suzuki
d242ea04c8
babel-parser(ts): Raise recoverable error for abstract interface (#12771) 
* Support parsing abstract interface

* Address review

Address reviews

Address reviews

* Fix types

* Add hasFollowingLineBreak
 2021-02-09 09:56:18 +01:00
Nicolò Ribaudo
e735266dee
Avoid importing .json files (#12759) 
* Avoid importing `.json` files

* Use ESold in babel.config.json

* Use `import/extensions` eslint plugin
 2021-02-05 23:34:36 +01:00
Huáng Jùnliàng
ecfe20395b
spec: disable await binding identifier within static block (#12661) 2021-02-01 21:55:43 +01:00
Huáng Jùnliàng
108564fdad
refactor: raise AwaitNotInAsyncContext when an AwaitExpression will be parsed (#12716) 
* refactor: raise AwaitNotInAsyncContext when an AwaitExpression will be parsed

* tweak logic

* early exit when errors are before thrown error position

* fix: always return true in assert.throws callback

See https://nodejs.org/api/assert.html#assert_assert_throws_fn_error_message

* update test fixtures

* fix flow error
 2021-02-01 10:46:43 -05:00
Nicolò Ribaudo
8cf0a757d5
Recover from "missing semicolon" errors (#12437) 
* Recover from "missing semicolon" errors

* Update other tests

* Fix flow

* Fix windows test

* Add back deleted test
 2021-02-01 10:08:43 +01:00
Sosuke Suzuki
8fcba6eb55
Raise recoverable error for await expressions in sync functions (#12520) 2021-01-24 01:45:27 +01:00
Huáng Jùnliàng
a0c1a9a9e4
Disallow non octal decimal escape before use strict (#12366) 2020-12-15 12:24:32 +01:00
Huáng Jùnliàng
8478027d1a
Make sure babel parser throws exactly same recoverable errors when estree plugin is enabled (#12375) 
* refactor: introduce isPrivateName and getPrivateNameSV

* feat: check recoverable errors on estree-throw

* fix: pass through all params of parseBlockBody

* fix: set bigInt to null when invalid bigInt value is parsed

e.g. 0.1n

* fix: use string literal value in error message

When estree plugin is enabled, stringLiteral#extra.raw is not accessible. Use StringLiteral#value instead.

* refactor: introduce hasPropertyAsPrivateName

* fix: adapt to ChainExpression

* fix: port checkLVal early return for method in object pattern

* fix: throw new a?.() on estree

* fix: early return for __proto__ in accessors

* fix: test record element via isObjectProperty

* fix: pass through isLHS in toAssignable

* refactor: introduce isObjectMethod methods
 2020-12-03 08:36:54 +00:00
Huáng Jùnliàng
89f3247e32
refactor: simplify isAwaitAllowed (#12398) 2020-11-25 13:49:35 -05:00
Huáng Jùnliàng
b564368d6e
refactor: reorder checkLVal parameters (#12346) 
* refactor: reorder checkLVal parameters

* update allow list

* Apply suggestions from code review
 2020-11-17 09:07:32 -05:00
Huáng Jùnliàng
5bbad8936b
fix: disallow all parenthesized pattern except parsing LHS (#12327) 
* fix: disallow all parenthesized pattern except parsing LHS

* fix: forStatement requires LHS

* simplify toAssignable

* add more test cases

* fix: pass through isLHS on object property and assignment expression

* fix: record parenthesized identifier error for LHS

* remove duplicated skipped tests

* fix: do not record errors on ancestry arrow head

* Update packages/babel-parser/src/util/expression-scope.js

Co-authored-by: Brian Ng <bng412@gmail.com>

Co-authored-by: Brian Ng <bng412@gmail.com>
 2020-11-10 14:42:37 -05:00
Huáng Jùnliàng
766df9c369
fix: support string assertion key in assert entries (#12281) 
* fix: support string assertion key in assert entries

* Update packages/babel-parser/src/parser/statement.js

Co-authored-by: Sosuke Suzuki <aosukeke@gmail.com>

Co-authored-by: Sosuke Suzuki <aosukeke@gmail.com>
 2020-10-29 15:10:20 -04:00
Huáng Jùnliàng
b7754d3c82
fix: disallow import assertionts in export without from (#12264) 2020-10-28 07:07:20 +01:00
Huáng Jùnliàng
a8c66f4680
Handle exprAllowed before ObjectLike is parsed (#12267) 
* fix: disallow expression after `}` is consumed in parseObjectLike

* refactor: avoid accessing this.prodParam in context update
 2020-10-27 20:25:50 -04:00
Huáng Jùnliàng
ea2892fefc
add declare to class properties type annotations (#12257) 
* add declare to class properties type annotations

* chore: use preset-flow
 2020-10-27 10:05:01 -04:00
Huáng Jùnliàng
5b48f40a08
Polish parser errors (#12258) 
* polish: update AwaitNotInAsyncFunction message

* polish: update YieldInParameter error message

* Apply suggestions from code review

Co-authored-by: Brian Ng <bng412@gmail.com>

* update test fixtures

Co-authored-by: Brian Ng <bng412@gmail.com>
 2020-10-26 20:55:04 -04:00
Huáng Jùnliàng
2782a549e9
Refactor yield await classification (#12230) 
* fix: incomplete ParamKind declaration

* refactor: add expression scope handler

* test: update test262 allowlist

* chore: cleanup

* fix: push expression scope for function body

* fix: push new expression scope for initializer and static block

* test: add more test cases

* fix flow error

* refactor: remove unecessary expression scope

* fix: parameter initializer error should not cross expression scope boundary

* chore: cleanup outdated comments

* fix: do not record async arrow error on ParameterDeclaration

* Update packages/babel-parser/src/util/expression-scope.js

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>

* polish: clear ancestry declaration error on validate

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>
 2020-10-26 11:42:02 -04:00
Sosuke Suzuki
faaebfe91f
Support Import Assertions for re-export statement (#12249) 2020-10-26 15:18:45 +01:00
Brian Ng
c00bb14f79
[ts] Error on invalid type casts in JSX (#12221) 2020-10-23 08:09:35 -05:00