Commit Graph

20 Commits

Author SHA1 Message Date
Donny/강동윤
73cab638a1
fix(es/minifier): Preserve unresolved references (#3780)
swc_ecma_minifier:
 - `pure`: Add an optional list of bindings.
 - `pure`: Drop identifier only if we have the complete list of bindings.
 - `pure`: Allow using `GLOBALS`.
 - `pure`: Drop some pure member expressions.
 - Move identifier dropping logic from the stateful optimizer to the pure optimizer.
 - `pure`: Drop more references to global declarations.
2022-02-28 16:31:13 +00:00
Donny/강동윤
86072b57f9
test(es/minifier): Prepare porting more rules from terser (#3779) 2022-02-28 13:49:10 +00:00
Donny/강동윤
cfc036381a
fix(es/minifier): Fix inlining logic (#3776)
swc_ecma_minifier:
 - Make `inline_vars_in_node` use `MultiReplacer`.
2022-02-28 12:07:12 +00:00
Donny/강동윤
e9fabd61e8
feat(es/minifier): Improve name mangler (#3638) 2022-02-20 12:08:26 +00:00
Donny/강동윤
10adf1e548
feat(es/minifier): Merge exports (#3643) 2022-02-20 10:44:21 +00:00
Donny/강동윤
ac1d4058f2
fix(es/minifier): Fix analyzer (#3557)
swc_ecma_utils:
 - `collect_decls`: Support paramters of arrow expressions.

swc_ecma_minifier:
 - `analyzer`: Fix `has_property_mutation`.
2022-02-14 15:47:16 +09:00
Donny/강동윤
73e9185bba
test(es/minifier): Add snapshot testing for the analyzer (#3529) 2022-02-11 18:33:08 +09:00
Donny/강동윤
0371c41b7c
fix(es/minifier): Fix mapbox (#3463)
swc_ecma_minifier:
 - `mangler`: Handle the identifiers of class expressions correctly.
2022-02-07 13:43:00 +09:00
Donny/강동윤
91d78000ea
feat(es/minifier): Implement drop_console (#3392)
swc_ecma_minifier:
 - Merge `drop_console` into pure optimizer.
 - Implement `drop_console`. (Closes #2321)
2022-01-28 16:08:41 +09:00
Donny/강동윤
68e9017376
fix(es/minifier): Improve minifier (#3350)
swc_ecma_transforms_optimization:
 - `expr_simplifier`: Track more changes.

swc_ecma_minifier:
 - Analyze after applying the pure optimizer.
 - Preserve access to a variable not in scope.
 - `compress`: Remove string literal if it was not a directive.
 - `pure/collapse_vars`: Merge vars declared in the first statement into one with initializers if `collapse_vars` and `join_vars` are enabled.
 - `unused`: Use `usage_count` instead of `ref_count`.
 - `unused`: Fix dropping rule for member expressions.
 - `unused`: Fix dropping rule for declarations.
 - `hoist_props`: Preserve exported items.
2022-01-27 15:36:22 +09:00
Donny/강동윤
8007b2dc93
feat(es/minifier): Handle array literals in sequences (#3348)
swc_ecma_minifier:
 - `sequences`: Implement more rules for array literals.
2022-01-24 21:10:20 +09:00
Donny/강동윤
74fd353053
fix(es/minifier): Fix bugs (#3238)
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)
swc_ecma_minifier:
 - `collapse_vars`: Disable for member expressions. (Closes #2614)
 - `sequences`: Respect `inline_prevented`.
2022-01-06 20:49:10 +09:00
Donny/강동윤
43c8cda31a
fix(es/renamer): Fix renamer (#3139)
swc_ecma_transforms_base:
 - `resolver`: Ignore named export with source.
 - `hygiene`: Ignore named export with source. (Closes #2924, Closes #3114)

swc_ecma_minifier:
 - Handle `export default` declarations as declaration instead of expressions. (Closes #2717)
 - Don't override already-processed identifiers. (Closes #2988)

swc_bundler:
 - Adjust the syntax context for named re-exports.
2021-12-29 13:44:48 +09:00
Donny/강동윤
4a7937d56e
fix(es/minifier): Don't create top level variables (#2985)
swc_ecma_minifier:
 - Add `module` to `TerserCompressorOptions`.
 - Don't create top level variables while inlining if `module` is false.
 - Drop more unused parameters.
2021-12-07 18:02:43 +09:00
David Sherret
beb2c73c2c
fix(swc/hygiene): Prefer not renaming top level variables (#2940)
swc_ecma_transforms_base:
 - `hygiene`: Use concept of depth to prevent renaming top level nodes.
2021-12-04 01:55:27 +09:00
David Sherret
4d993c26b6
fix(es/hygiene): Reduce renaming (#2938)
swc_ecma_transforms_base:
 - `hygiene`: Treat class methods and constructors as a scope.
2021-12-02 07:28:09 +00:00
RiESAEX
d8c8641e59 fix(es/parser, es/compat): transform tagged template with invalid escape sequence (#2939)
swc_ecma_parser:
 - Preserve more data for invalid escapes in template literals.

swc_ecma_transforms_compat:
 - Fix handling of template literals. (Closes #2674)
2021-12-02 15:49:45 +09:00
Donny/강동윤
f2c67b8caf
fix(es/minifier): Don't inline string literals if it's used multiple time (#2748)
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