JoBoEVD/UglifyJS
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569757d14dbbe04f66af65d7bf0600b3a75efd96
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1374 Commits

Author SHA1 Message Date
kzc
569757d14d fix collapse_vars regression in destructuring (#2897) 
fixes #2896
 2018-02-09 04:28:35 +08:00
alexlamsl
630b09050f Merge branch 'master' into harmony-v3.3.10 2018-02-08 18:26:42 +08:00
Alex Lam S.L
d66d86f20b account for exceptions in AST_Assign.left (#2892) 
fixes #2891
 2018-02-08 03:31:51 +08:00
Alex Lam S.L
d69d8007d6 evaluate to{Low,Upp}erCase() under unsafe (#2886) 2018-02-06 15:57:15 +08:00
kzc
149a569ac8 fix inline within arrow functions (#2881) 
fixes #2874
 2018-02-05 15:01:30 +08:00
Dan
9637f51b68 change undefined == x to null == x (#2882) 
fixes #2871
 2018-02-05 15:00:23 +08:00
Alex Lam S.L
3026bd8975 improve exceptional flow compression by collapse_vars (#2880) 2018-02-04 04:18:22 +08:00
Alex Lam S.L
78a44d5ab0 maintain order between side-effects and externally observable assignments (#2879) 
fixes #2878
 2018-02-04 03:58:49 +08:00
kzc
4b3c0652b7 fix arguments in arrow functions (#2877) 2018-02-03 14:51:19 +08:00
Alex Lam S.L
7e13c0db40 handle break & continue in collapse_vars (#2875) 
fixes #2873
 2018-02-03 07:58:43 +08:00
Alex Lam S.L
e6a2e9e4d0 allow collapse_vars across conditional branches (#2867) 2018-02-03 02:44:40 +08:00
Alex Lam S.L
e773f03927 fix assignment logic in reduce_vars (#2872) 
fixes #2869
 2018-02-03 01:33:09 +08:00
Alex Lam S.L
b16380d669 fix missing corner case in #2855 (#2868) 2018-02-02 18:08:56 +08:00
Alex Lam S.L
525a61fb55 better fix for #2858 (#2864) 2018-02-01 20:06:36 +08:00
Alex Lam S.L
c3a002ff97 account for side-effects in comparisons of null & undefined (#2863) 2018-02-01 19:15:17 +08:00
Alex Lam S.L
fad6766a90 simplify comparisons with undefined & null (#2862) 
fixes #2857
 2018-02-01 16:50:54 +08:00
Alex Lam S.L
aa664dea0a avoid evaluate of compound assignment after dead_code transform (#2861) 
fixes #2860
 2018-02-01 16:18:29 +08:00
Alex Lam S.L
102f994b9d account for declaration assignment in collapse_vars (#2859) 
fixes #2858
 2018-02-01 15:09:53 +08:00
Alex Lam S.L
2a4c68be4f relax collapse_vars on AST_Exit (#2855) 
First introduced in #1862 to stop assignments to migrate beyond `return` or `throw`. Since then `collapse_vars` has been improved to handle various side-effect-related corner cases.
 2018-01-31 23:49:59 +08:00
Alex Lam S.L
541e6011af improve symbol replacement heuristic (#2851) 2018-01-29 17:41:15 +08:00
Alex Lam S.L
6fa3fbeae8 compress chained compound assignments (#2850) 2018-01-29 15:13:25 +08:00
alexlamsl
6973abbfe1 Merge branch 'master' into harmony-v3.3.9 2018-01-27 20:58:49 +08:00
Alex Lam S.L
193612ac67 fix accounting after conversion to assignment (#2847) 
Missing reference to `AST_SymbolRef` created by `unused` causes `collapse_vars` to misbehave.

fixes #2846
 2018-01-26 14:21:11 +08:00
Alex Lam S.L
95cfce68ea backport of #2835 (#2841) 2018-01-23 05:45:45 +08:00
kzc
e0461dc3c8 fix for-in/of regression with let or const loop variable (#2840) 
fixes #2835
 2018-01-23 05:45:02 +08:00
Alex Lam S.L
ec4202590d drop assignments to constant expressions only (#2839) 
fixes #2838
 2018-01-23 02:49:54 +08:00
Alex Lam S.L
5e2cd07d6f handle duplicate function declarations correctly (#2837) 
fixes #2836
 2018-01-23 01:28:09 +08:00
Alex Lam S.L
bc01a85ba0 add parenthesis around sequence in yield (#2833) 
fixes #2832
 2018-01-22 14:57:23 +08:00
alexlamsl
fc98d212db allow duplicate property names in object literals for ES6+ 2018-01-21 15:58:14 +08:00
alexlamsl
287ec730f7 Merge branch 'master' into harmony-v3.3.8 2018-01-21 15:52:25 +08:00
Alex Lam S.L
e2dc9cf091 fix unsafe evaluate of AST_Array (#2825) 
fixes #2822
 2018-01-21 01:39:44 +08:00
Alex Lam S.L
069df27bf1 enable unsafe for test/ufuzz.js (#2819) 
- introduce `unsafe_undefined`
- safer `.toString()` compression

Miscellaneous
- rename `unsafe_Function`
 2018-01-19 23:47:42 +08:00
Alex Lam S.L
3e7873217c improve unused on built-in functions (#2817) 2018-01-19 20:41:57 +08:00
Alex Lam S.L
e21bab7ce6 avoid duplicate property names in object literals under "use strict" (#2818) 
fixes #2816
 2018-01-19 20:13:50 +08:00
Alex Lam S.L
082e004b87 compress undefined property names (#2811) 
- enforce property names as string
- handle `void 0` as `undefined` in `hoist_props` & `reduce_vars`
 2018-01-19 00:36:30 +08:00
kzc
983e69128b fix join_vars property assignment for negative array index (#2810) 
fixes #2790
 2018-01-18 21:52:54 +08:00
Alex Lam S.L
cc07f3b806 faster output of comments (#2806) 2018-01-18 02:57:33 +08:00
Alex Lam S.L
07e4b64f3a fix AST_Scope.clone() (#2803) 
fixes #2799
 2018-01-17 21:33:13 +08:00
Alex Lam S.L
d3ce2bc9e7 suppress unsafe_proto for LHS expressions (#2804) 2018-01-17 20:41:51 +08:00
kzc
4f57d8746b fix various for-of bugs (#2800) 
- disable `rename` pass on harmony due to problem with for-of loops

fixes #2794
 2018-01-17 14:46:23 +08:00
Alex Lam S.L
79cfac77bd extend join_vars & sequences (#2798) 2018-01-17 13:58:27 +08:00
Alex Lam S.L
b4aef753e7 general improvements around AST_ForIn (#2796) 
- compress using `collapse_vars`
- remove unused `name`
- simplify `loop_body`
 2018-01-16 17:03:12 +08:00
Alex Lam S.L
10f961c27b enhance collapse_vars (#2788) 2018-01-15 18:47:23 +08:00
Alex Lam S.L
b483678ca7 avoid suboptimal termination in passes (#2787) 2018-01-15 16:42:31 +08:00
Alex Lam S.L
cbbe6fad60 avoid double counting within single-use functions (#2785) 
fixes #2783
 2018-01-15 16:42:15 +08:00
alexlamsl
f9e9898dc1 Merge branch 'master' into harmony-v3.3.7 2018-01-14 17:15:16 +08:00
Alex Lam S.L
62a66dfff4 fix & extend join_vars for object assigments (#2781) 2018-01-14 17:11:31 +08:00
Alex Lam S.L
8c763bf2b5 fix mangle of block-scoped variables (#2779) 
fixes #2762
 2018-01-14 12:12:29 +08:00
kzc
2cab348341 improve SymbolDef info in --output ast (#2778) 
* SymbolDef info (a.k.a. `thedef`) is now represented as a string containing `"ID name [mangled_name]"`. 
* Enhance display of `globals`, `variables`, `functions` and `enclosed`.
* `SymbolDef.next_id` starts at `1` and the `id` is adjusted for `-o ast` display.
 2018-01-14 01:40:51 +08:00
alexlamsl
0f2be1456c Merge branch 'master' into harmony-v3.3.6 2018-01-13 13:53:31 +08:00