Commit Graph

63 Commits

Author SHA1 Message Date
Donny/강동윤
8beaa202e2
fix(es/minifier): Fix optimizations of terminating expressions (#3794) 2022-03-01 09:55:45 +00:00
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
714e05e553
feat(es/minifier): Consider arguments while dropping unused assignments (#3775)
swc_ecma_minifier:
 - `analyze`: Track usage of `arguments`.
2022-02-28 21:57:09 +09:00
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
e7f7f69db4
fix(es/minifier): Disable some operations for asm.js codes (#3572) 2022-02-28 07:40:04 +00:00
Donny/강동윤
3d944656bf
refactor(es): Make compilation faster (#3749) 2022-02-26 06:41:14 +00:00
Donny/강동윤
da2c77d9af
perf(es/minifier): Parallelize join_vars (#3655) 2022-02-21 05:34:32 +00:00
Donny/강동윤
de6effc6e1
feat(es/minifier): Drop more unused vars (#3656) 2022-02-21 04:35:56 +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
d2c94416a8
feat(es/minifier): Treat !0 as a literal while inlining (#3631) 2022-02-19 17:33:36 +09:00
Donny/강동윤
bfc9897e34
fix(es/minifier): Disable name mangler if eval is used (#3526) 2022-02-15 07:29:45 +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
a7f0e84bbf
feat(es/minifier): Drop useless assignments (#3528)
testing:
 - Allow skipping diff using an environment variable `DIFF`.

swc_ecma_minifier:
 - `pure`: Drop useless assignemnts.
2022-02-11 08:43:48 +00:00
William Tetlow
5488159ba5
feat(es/minifier): Implement reserved mangle option (#3476) 2022-02-10 13:53:47 +09:00
Donny/강동윤
9b76783281
refactor(common): Cleanup & rustfmt (#3495)
swc_common:
 - Merge identical source codes.

swc_css_parser:
 - Deny `clippy::all`.
 - Fix lints.
2022-02-09 06:33:32 +00:00
Donny/강동윤
292add7d26
fix(es/minifier): Make sequences less aggressive (#3480)
swc_ecma_minifier:
 - `sequences`: Abort on RHS contains the left id.
2022-02-08 19:10:22 +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
5812c3c10f
fix(es/minifier): Fix codemirror (#3462)
swc_ecma_minifier:
 - Mark for in/of loops as executed multiple times.
 - Check captured identifiers while invoking IIFE.
2022-02-07 11:11:53 +09:00
Alexander Akait
e8b64a9871
feat(es/codegen): Improve compression of numbers (#3425) 2022-02-03 13:04:32 +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
38c2499358
fix(es/minifier): Fix evaluator (#3391) 2022-01-28 13:43:29 +09:00
Donny/강동윤
7ef3bfa5b6
refactor(es/minifier): Merge execution tests into a file to make git faster (#3377) 2022-01-27 17:41:43 +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
6921ffbbda
fix(es/minifier): Respect block scoping while negating if statements (#3344)
swc_ecma_minifier:
 - Don't negate a if statement if it has `let`/`const` binding.
2022-01-24 00:19:33 +09:00
Donny/강동윤
d52a1f3899
fix(es/minifier): Don't inline a var if the initializer is reassigned (#3333)
swc_ecma_minifier:
 - Consider reassignment to initializer while inlining a variable.
2022-01-21 14:01:20 +09:00
Donny/강동윤
4f23d651d1
fix(es/minifier): Consider capturing while inlining (#3322)
swc_ecma_minifier:
 - Don't inline functions if it captures the environment.
2022-01-21 10:24:41 +09:00
Donny/강동윤
57204e39cd
fix(es/minifier): Don't inline functions used as arguments (#3320)
swc_ecma_minifier:
 - Preserve a variable initialized with a function expression if it's used as an argument.
2022-01-20 16:06:23 +09:00
Donny/강동윤
b4d21bf077
fix(es/minifier): Prevent infinite loop due to negation (#3310)
swc_ecma_minifier:
 - Don't mark as modified while negating.
2022-01-19 23:17:17 +09:00
Donny/강동윤
1aa494b1c0
fix(es/minifier): Fix logic for checking arguments (#3313)
swc_ecma_minifier:
 - Don't mark `arguments` in nested scope as a inline blocker.
2022-01-19 17:39:24 +09:00
Donny/강동윤
8e796cdc0a
fix(es/minifier): Don't emit invalid code (#3302)
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)
swc_ecma_minifier:
 - `pure`: Implement more rule for dropping useless expressions.
2022-01-18 16:45:47 +09:00
Donny/강동윤
18a11d7c8f
fix(es/minifier): Remove more side-effect-free expressions. (#3301)
swc_ecam_minifier:
- `pure`: Drop more binary expressions.
- `pure`: Drop more literals.
2022-01-18 12:51:31 +09:00
Donny/강동윤
fa5c063144
fix(es/minifier): Inline into interpolations in tagged template literals (#3287)
swc_ecma_minifier:
 - Inline into tagged template literals. (Closes #2923)
2022-01-17 15:17:01 +09:00
Donny/강동윤
b55ae4b312
fix(es/minifier): Fix analysis of unary expressions (#3286)
swc_ecma_minifier:
 - Mark update as usage and assignment. (Closes #3265)
2022-01-17 14:28:35 +09:00
magic-akari
f4b3cb714a
fix(es/resolver): Treat a switch statement as a block scope (#3275) 2022-01-15 17:20:17 +09:00
Donny/강동윤
efd86715c9
fix(es/minifier): Preserve side effects in correct position (#3263)
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
978de5943e
chore(ci): Configure clippy (#3250) 2022-01-13 23:06:11 +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
78720c4c91
fix(es/minifier): Fix handling of inlined call to a hoisted function (#3223) 2022-01-11 19:37:06 +09:00
Austaras
f58b50bea7
refactor(es/ast): Change types of member-like expressions (#3178)
swc_ecma_ast:
 - Split `MemberExpr` into `MemberExpr` and `SuperPropExpr`.
 - Use `Box<Expr>` for `MemberExpr.obj`.
 - Use ad-hoc type for `MemberExpr.prop`.
 - Use ad-hoc type for `SuperPropExpr.prop`.
 - Use `Callee` instead of  `ExprOrSpread` for `CallExpr`.
 - Simplify types for meta property expressions.
2022-01-10 13:54:42 +00:00
Donny/강동윤
057fca4196
chore(es/minifier): Add scripts to extract tests automatically (#3212) 2022-01-10 16:59:21 +09:00
Austaras
cdb46cfb91
fix(es/hygiene): Visit computed properties in usage analyzer (#3217) 2022-01-09 15:42:19 +09:00
Donny/강동윤
0105939426
fix(es/minifier): Drop unreachable statements eagerly (#3204)
swc_ecma_minifier:
 - `pure`: Drop unreachable statements. (Closes #3173)
2022-01-06 21:25:06 +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
1c1c9f0eae
fix(es/minifier): Fix bugs (#2955)
swc_ecma_minifier:
 - Improve the script for extracting inputs from next.js app.
 - Ensure the name is removed on inlining.
 - Respect `inline_prevented`.
2022-01-05 05:12:52 +09:00
YuChao Liang
db51ce4461
fix(es/minifier): Fix comparison of objects, numbers and strings (#3172) 2022-01-03 11:31:49 +00:00