Donny/강동윤
d52a1f3899
fix(es/minifier): Don't inline a var if the initializer is reassigned ( #3333 )
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swc_ecma_minifier:
- Consider reassignment to initializer while inlining a variable.
2022-01-21 14:01:20 +09:00
Donny/강동윤
8e796cdc0a
fix(es/minifier): Don't emit invalid code ( #3302 )
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swc_ecma_minifier:
- Add lots of debug assertions for invalid codes.
- Remove all invalid AST nodes eagerly.
- `pure`: Normalize `PatOrExpr`.
- `analyzer`: Handle `PatOrExpr` correctly.
2022-01-18 20:52:21 +09:00
Donny/강동윤
210ecf83bb
feat(es/minifier): Drop more expressions from parallel optimizer ( #3303 )
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swc_ecma_minifier:
- `pure`: Implement more rule for dropping useless expressions.
2022-01-18 16:45:47 +09:00
Donny/강동윤
efd86715c9
fix(es/minifier): Preserve side effects in correct position ( #3263 )
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swc_ecma_minifier:
- Add `fake_block` mark.
- Inject statements for side effects from `visit_mut_stmt` instead of `visit_mut_stmt_likes`. (Closes #2926 )
2022-01-14 16:36:48 +09:00
Donny/강동윤
74fd353053
fix(es/minifier): Fix bugs ( #3238 )
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swc_ecma_minifier:
- `collapse_vars`: Respect `mutated`. (Closes #2679 )
- Add a test for https://github.com/vercel/next.js/issues/31084 .
2022-01-12 16:57:54 +09:00
Donny/강동윤
69b5f799f3
fix(es/minifier): Disable inlining of expressions from collapse_vars ( #3200 )
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swc_ecma_minifier:
- `collapse_vars`: Disable for member expressions. (Closes #2614 )
- `sequences`: Respect `inline_prevented`.
2022-01-06 20:49:10 +09:00
magic-akari
52961804d1
feat(es/codegen): Make the output for empty objects and empty statements pretty ( #3171 )
2022-01-03 05:54:58 +09:00
Donny/강동윤
a81661c74a
perf(es/hygiene): Fix performance bug ( #3090 )
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swc_ecma_transforms_base:
- `hygiene`: Skip checking a symbol if we are sure that it will be discarded.
swc_ecma_laoder:
- Optimize `NodeModulesResolver` by trying `.js` first.
2021-12-21 23:52:13 +09:00
Donny/강동윤
fa342a0067
fix(es/minifier): Fix bugs ( #2779 )
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swc_ecma_minifier:
- Don't optimize `1 / t == -1 / 0` as `!1`.
- Don't optimize `e === -1 / 0` as false.
- Don't inline string literals in arguments, if it's used multiple time. (https://github.com/vercel/next.js/issues/31291 )
2021-11-20 17:06:18 +09:00
Donny/강동윤
f2c67b8caf
fix(es/minifier): Don't inline string literals if it's used multiple time ( #2748 )
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swc_ecma_minifier:
- Don't inline strings because it's simple.
- Inline short strings.
2021-11-15 14:03:03 +09:00
Donny/강동윤
2b2f6955f2
refactor: Flatten ecmascript ( #2708 )
2021-11-10 19:00:54 +09:00
