fix(es/renamer): Handle rest params correctly (#6821)

**Related issue:** - Closes #6819.
swc-project · Jan 16, 2023 · ebce18b · ebce18b · github-actions · Jan 16, 2023
1 parent 179a5f8
commit ebce18b
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Showing 7 changed files with 38 additions and 4 deletions.
diff --git a/crates/swc_ecma_minifier/tests/mangle/issue-6819/1/input.js b/crates/swc_ecma_minifier/tests/mangle/issue-6819/1/input.js
@@ -0,0 +1,5 @@
+export function __CREATE_EXP__() {
+    return function EXP(...args) {
+        return value;
+    };
+}
diff --git a/crates/swc_ecma_minifier/tests/mangle/issue-6819/1/output.js b/crates/swc_ecma_minifier/tests/mangle/issue-6819/1/output.js
@@ -0,0 +1,5 @@
+export function __CREATE_EXP__() {
+    return function n(...r) {
+        return value;
+    };
+}
diff --git a/crates/swc_ecma_minifier/tests/mangle/issue-6819/2/input.js b/crates/swc_ecma_minifier/tests/mangle/issue-6819/2/input.js
@@ -0,0 +1,5 @@
+function __CREATE_EXP__(...args) {
+    return value;
+}
+
+export { }
diff --git a/crates/swc_ecma_minifier/tests/mangle/issue-6819/2/output.js b/crates/swc_ecma_minifier/tests/mangle/issue-6819/2/output.js
@@ -0,0 +1,4 @@
+function e(...n) {
+    return value;
+}
+export { };
diff --git a/...ma_minifier/tests/terser/compress/expansions/avoid_spread_in_ternary/output.mangleOnly.js b/...ma_minifier/tests/terser/compress/expansions/avoid_spread_in_ternary/output.mangleOnly.js
@@ -1,5 +1,5 @@
-function e(...e) {
-    console.log(...e);
+function e(...o) {
+    console.log(...o);
 }
 var o = [
     1,

diff --git a/crates/swc_ecma_minifier/tests/terser/compress/harmony/expansion/output.mangleOnly.js b/crates/swc_ecma_minifier/tests/terser/compress/harmony/expansion/output.mangleOnly.js
@@ -1,3 +1,3 @@
-function o(o, ...n) {
-    console.log(o);
+function o(n, ...c) {
+    console.log(n);
 }
diff --git a/crates/swc_ecma_transforms_base/src/rename/analyzer/mod.rs b/crates/swc_ecma_transforms_base/src/rename/analyzer/mod.rs
@@ -270,7 +270,17 @@ impl Visit for Analyzer {
     fn visit_fn_decl(&mut self, f: &FnDecl) {
         self.add_decl(f.ident.to_id(), true);
 
+        // https://github.com/swc-project/swc/issues/6819
+        let has_rest = f.function.params.iter().any(|p| p.pat.is_rest());
+        if has_rest {
+            self.add_usage(f.ident.to_id());
+        }
+
         self.with_fn_scope(|v| {
+            if has_rest {
+                v.add_usage(f.ident.to_id());
+            }
+
             f.function.decorators.visit_with(v);
             f.function.params.visit_with(v);
             // WARN: Option<BlockStmt>::visit_mut_children_wth
@@ -284,6 +294,11 @@ impl Visit for Analyzer {
             self.with_fn_scope(|v| {
                 v.add_decl(id.to_id(), true);
                 v.with_fn_scope(|v| {
+                    // https://github.com/swc-project/swc/issues/6819
+                    if f.function.params.iter().any(|p| p.pat.is_rest()) {
+                        v.add_usage(id.to_id());
+                    }
+
                     f.function.decorators.visit_with(v);
                     f.function.params.visit_with(v);
                     v.visit_fn_body_within_same_scope(&f.function.body);
Benchmark suite	Current: `ebce18b`	Previous: `ebebd60`	Ratio
`es/full/bugs-1`	`293874` ns/iter (`± 12609`)	`304515` ns/iter (`± 7450`)	`0.97`
`es/full/minify/libraries/antd`	`1598048504` ns/iter (`± 27998348`)	`1854877937` ns/iter (`± 31292205`)	`0.86`
`es/full/minify/libraries/d3`	`311201701` ns/iter (`± 6672393`)	`312642764` ns/iter (`± 13335425`)	`1.00`
`es/full/minify/libraries/echarts`	`1255861328` ns/iter (`± 11733311`)	`1381907367` ns/iter (`± 25433493`)	`0.91`
`es/full/minify/libraries/jquery`	`91925514` ns/iter (`± 1247565`)	`91833579` ns/iter (`± 2132950`)	`1.00`
`es/full/minify/libraries/lodash`	`105605561` ns/iter (`± 1626190`)	`109116610` ns/iter (`± 1593623`)	`0.97`
`es/full/minify/libraries/moment`	`52652154` ns/iter (`± 426998`)	`54411793` ns/iter (`± 856876`)	`0.97`
`es/full/minify/libraries/react`	`19193628` ns/iter (`± 94447`)	`19261678` ns/iter (`± 166101`)	`1.00`
`es/full/minify/libraries/terser`	`256672986` ns/iter (`± 6947039`)	`266904267` ns/iter (`± 6290252`)	`0.96`
`es/full/minify/libraries/three`	`451771929` ns/iter (`± 4627770`)	`489623040` ns/iter (`± 13274416`)	`0.92`
`es/full/minify/libraries/typescript`	`3054289254` ns/iter (`± 15421164`)	`3428460748` ns/iter (`± 29308447`)	`0.89`
`es/full/minify/libraries/victory`	`638773305` ns/iter (`± 11084749`)	`741289873` ns/iter (`± 24994798`)	`0.86`
`es/full/minify/libraries/vue`	`128247763` ns/iter (`± 1149093`)	`134819730` ns/iter (`± 3097038`)	`0.95`
`es/full/codegen/es3`	`25537` ns/iter (`± 169`)	`27791` ns/iter (`± 72`)	`0.92`
`es/full/codegen/es5`	`25788` ns/iter (`± 134`)	`27757` ns/iter (`± 129`)	`0.93`
`es/full/codegen/es2015`	`26257` ns/iter (`± 45`)	`27671` ns/iter (`± 110`)	`0.95`
`es/full/codegen/es2016`	`25618` ns/iter (`± 216`)	`27636` ns/iter (`± 103`)	`0.93`
`es/full/codegen/es2017`	`25843` ns/iter (`± 298`)	`27636` ns/iter (`± 78`)	`0.94`
`es/full/codegen/es2018`	`25623` ns/iter (`± 230`)	`27650` ns/iter (`± 120`)	`0.93`
`es/full/codegen/es2019`	`25842` ns/iter (`± 270`)	`27662` ns/iter (`± 59`)	`0.93`
`es/full/codegen/es2020`	`25503` ns/iter (`± 237`)	`27660` ns/iter (`± 69`)	`0.92`
`es/full/all/es3`	`172414095` ns/iter (`± 4283762`)	`170640653` ns/iter (`± 3765234`)	`1.01`
`es/full/all/es5`	`165886122` ns/iter (`± 3155249`)	`161551892` ns/iter (`± 3211046`)	`1.03`
`es/full/all/es2015`	`124433495` ns/iter (`± 1738345`)	`121008773` ns/iter (`± 904803`)	`1.03`
`es/full/all/es2016`	`121776140` ns/iter (`± 1807244`)	`119084216` ns/iter (`± 1141781`)	`1.02`
`es/full/all/es2017`	`120866915` ns/iter (`± 1015947`)	`118727818` ns/iter (`± 1066007`)	`1.02`
`es/full/all/es2018`	`119544832` ns/iter (`± 1133695`)	`116879747` ns/iter (`± 1365651`)	`1.02`
`es/full/all/es2019`	`118486139` ns/iter (`± 897446`)	`115794814` ns/iter (`± 1203764`)	`1.02`
`es/full/all/es2020`	`114300786` ns/iter (`± 1041062`)	`112165781` ns/iter (`± 817712`)	`1.02`
`es/full/parser`	`533028` ns/iter (`± 6489`)	`514672` ns/iter (`± 7100`)	`1.04`
`es/full/base/fixer`	`21846` ns/iter (`± 86`)	`22163` ns/iter (`± 137`)	`0.99`
`es/full/base/resolver_and_hygiene`	`78080` ns/iter (`± 617`)	`77632` ns/iter (`± 103`)	`1.01`
`serialization of ast node`	`141` ns/iter (`± 1`)	`118` ns/iter (`± 0`)	`1.19`
`serialization of serde`	`126` ns/iter (`± 1`)	`122` ns/iter (`± 0`)	`1.03`
`css/minify/libraries/bootstrap`	`27285113` ns/iter (`± 152708`)	`27809179` ns/iter (`± 214535`)	`0.98`
`css/visitor/compare/clone`	`2054116` ns/iter (`± 15176`)	`2068165` ns/iter (`± 6849`)	`0.99`
`css/visitor/compare/visit_mut_span`	`2232090` ns/iter (`± 18230`)	`2251975` ns/iter (`± 8885`)	`0.99`
`css/visitor/compare/visit_mut_span_panic`	`2248800` ns/iter (`± 14813`)	`2315802` ns/iter (`± 7145`)	`0.97`
`css/visitor/compare/fold_span`	`2989732` ns/iter (`± 22176`)	`3042551` ns/iter (`± 18630`)	`0.98`
`css/visitor/compare/fold_span_panic`	`3116077` ns/iter (`± 15928`)	`3171105` ns/iter (`± 25660`)	`0.98`
`css/lexer/bootstrap_5_1_3`	`5007298` ns/iter (`± 31600`)	`5206138` ns/iter (`± 10404`)	`0.96`
`css/lexer/foundation_6_7_4`	`4232242` ns/iter (`± 24077`)	`4353362` ns/iter (`± 17650`)	`0.97`
`css/lexer/tailwind_3_1_1`	`824405` ns/iter (`± 2613`)	`823250` ns/iter (`± 3233`)	`1.00`
`css/parser/bootstrap_5_1_3`	`21214646` ns/iter (`± 136005`)	`22155424` ns/iter (`± 233696`)	`0.96`
`css/parser/foundation_6_7_4`	`16916172` ns/iter (`± 112359`)	`17508096` ns/iter (`± 124496`)	`0.97`
`css/parser/tailwind_3_1_1`	`3238590` ns/iter (`± 22626`)	`3326884` ns/iter (`± 10777`)	`0.97`
`es/codegen/colors`	`333930` ns/iter (`± 189090`)	`325743` ns/iter (`± 182951`)	`1.03`
`es/codegen/large`	`1164002` ns/iter (`± 600853`)	`1237413` ns/iter (`± 629214`)	`0.94`
`es/codegen/with-parser/colors`	`47400` ns/iter (`± 444`)	`44955` ns/iter (`± 953`)	`1.05`
`es/codegen/with-parser/large`	`523719` ns/iter (`± 3784`)	`509196` ns/iter (`± 1370`)	`1.03`
`es/minify/libraries/antd`	`1334618558` ns/iter (`± 20366575`)	`1580132941` ns/iter (`± 26952827`)	`0.84`
`es/minify/libraries/d3`	`243162009` ns/iter (`± 3194566`)	`263494710` ns/iter (`± 6421313`)	`0.92`
`es/minify/libraries/echarts`	`1025557647` ns/iter (`± 11985688`)	`1213845562` ns/iter (`± 35480726`)	`0.84`
`es/minify/libraries/jquery`	`75751966` ns/iter (`± 531977`)	`79566186` ns/iter (`± 1496004`)	`0.95`
`es/minify/libraries/lodash`	`92414942` ns/iter (`± 835116`)	`98800095` ns/iter (`± 2941700`)	`0.94`
`es/minify/libraries/moment`	`44991427` ns/iter (`± 491662`)	`46864140` ns/iter (`± 494185`)	`0.96`
`es/minify/libraries/react`	`16732176` ns/iter (`± 155469`)	`17221228` ns/iter (`± 468732`)	`0.97`
`es/minify/libraries/terser`	`204507521` ns/iter (`± 2425770`)	`229303054` ns/iter (`± 4420781`)	`0.89`
`es/minify/libraries/three`	`343756803` ns/iter (`± 3936546`)	`404202903` ns/iter (`± 8538797`)	`0.85`
`es/minify/libraries/typescript`	`2536214937` ns/iter (`± 11239732`)	`2898973144` ns/iter (`± 19516617`)	`0.87`
`es/minify/libraries/victory`	`530906029` ns/iter (`± 10978787`)	`644451634` ns/iter (`± 24894660`)	`0.82`
`es/minify/libraries/vue`	`113623633` ns/iter (`± 846301`)	`121361452` ns/iter (`± 2028366`)	`0.94`
`es/visitor/compare/clone`	`2361919` ns/iter (`± 35677`)	`2453217` ns/iter (`± 21000`)	`0.96`
`es/visitor/compare/visit_mut_span`	`2732234` ns/iter (`± 15440`)	`2819075` ns/iter (`± 8979`)	`0.97`
`es/visitor/compare/visit_mut_span_panic`	`2764865` ns/iter (`± 17015`)	`2865932` ns/iter (`± 9565`)	`0.96`
`es/visitor/compare/fold_span`	`3813837` ns/iter (`± 18591`)	`3954756` ns/iter (`± 16213`)	`0.96`
`es/visitor/compare/fold_span_panic`	`3979635` ns/iter (`± 29623`)	`4125534` ns/iter (`± 29372`)	`0.96`
`es/lexer/colors`	`16815` ns/iter (`± 218`)	`17398` ns/iter (`± 34`)	`0.97`
`es/lexer/angular`	`8061280` ns/iter (`± 48609`)	`8282341` ns/iter (`± 13137`)	`0.97`
`es/lexer/backbone`	`1058288` ns/iter (`± 5004`)	`1079328` ns/iter (`± 597`)	`0.98`
`es/lexer/jquery`	`5929974` ns/iter (`± 54282`)	`5964923` ns/iter (`± 25315`)	`0.99`
`es/lexer/jquery mobile`	`9114081` ns/iter (`± 59619`)	`9226574` ns/iter (`± 15310`)	`0.99`
`es/lexer/mootools`	`4648220` ns/iter (`± 35194`)	`4717838` ns/iter (`± 10102`)	`0.99`
`es/lexer/underscore`	`892450` ns/iter (`± 6120`)	`905361` ns/iter (`± 1698`)	`0.99`
`es/lexer/three`	`27631730` ns/iter (`± 122180`)	`28103642` ns/iter (`± 59289`)	`0.98`
`es/lexer/yui`	`5021464` ns/iter (`± 56309`)	`5079161` ns/iter (`± 6569`)	`0.99`
`es/parser/colors`	`30831` ns/iter (`± 359`)	`31451` ns/iter (`± 171`)	`0.98`
`es/parser/angular`	`15517857` ns/iter (`± 283626`)	`16491140` ns/iter (`± 361325`)	`0.94`
`es/parser/backbone`	`2329843` ns/iter (`± 12807`)	`2349262` ns/iter (`± 13308`)	`0.99`
`es/parser/jquery`	`12676346` ns/iter (`± 75873`)	`13183280` ns/iter (`± 482297`)	`0.96`
`es/parser/jquery mobile`	`19619590` ns/iter (`± 562983`)	`21336885` ns/iter (`± 553534`)	`0.92`
`es/parser/mootools`	`9492645` ns/iter (`± 112535`)	`9715211` ns/iter (`± 141412`)	`0.98`
`es/parser/underscore`	`1965723` ns/iter (`± 10531`)	`1991522` ns/iter (`± 10995`)	`0.99`
`es/parser/three`	`59304169` ns/iter (`± 765142`)	`62558964` ns/iter (`± 816921`)	`0.95`
`es/parser/yui`	`9645966` ns/iter (`± 113084`)	`9813364` ns/iter (`± 71455`)	`0.98`
`es/preset-env/usage/builtin_type`	`139178` ns/iter (`± 31262`)	`138415` ns/iter (`± 30054`)	`1.01`
`es/preset-env/usage/property`	`21146` ns/iter (`± 113`)	`21281` ns/iter (`± 119`)	`0.99`
`es/resolver/typescript`	`108014463` ns/iter (`± 1855086`)	`122715983` ns/iter (`± 2291553`)	`0.88`
`es/fixer/typescript`	`83712611` ns/iter (`± 444079`)	`98348642` ns/iter (`± 1823031`)	`0.85`
`es/hygiene/typescript`	`176897823` ns/iter (`± 1383900`)	`195612488` ns/iter (`± 2717438`)	`0.90`
`es/resolver_with_hygiene/typescript`	`311483489` ns/iter (`± 3351591`)	`336849247` ns/iter (`± 2560062`)	`0.92`
`es/visitor/base-perf/module_clone`	`74642` ns/iter (`± 1351`)	`75178` ns/iter (`± 1776`)	`0.99`
`es/visitor/base-perf/fold_empty`	`85053` ns/iter (`± 1999`)	`84980` ns/iter (`± 1293`)	`1.00`
`es/visitor/base-perf/fold_noop_impl_all`	`85773` ns/iter (`± 1433`)	`85162` ns/iter (`± 1803`)	`1.01`
`es/visitor/base-perf/fold_noop_impl_vec`	`84491` ns/iter (`± 779`)	`85024` ns/iter (`± 1588`)	`0.99`
`es/visitor/base-perf/boxing_boxed_clone`	`54` ns/iter (`± 0`)	`56` ns/iter (`± 0`)	`0.96`
`es/visitor/base-perf/boxing_unboxed_clone`	`57` ns/iter (`± 0`)	`59` ns/iter (`± 0`)	`0.97`
`es/visitor/base-perf/boxing_boxed`	`101` ns/iter (`± 0`)	`105` ns/iter (`± 0`)	`0.96`
`es/visitor/base-perf/boxing_unboxed`	`101` ns/iter (`± 0`)	`104` ns/iter (`± 0`)	`0.97`
`es/visitor/base-perf/visit_contains_this`	`3473` ns/iter (`± 85`)	`3446` ns/iter (`± 63`)	`1.01`
`es/base/parallel/resolver/typescript`	`4554479373` ns/iter (`± 380697519`)	`6081347069` ns/iter (`± 656318154`)	`0.75`
`es/base/parallel/hygiene/typescript`	`2088826432` ns/iter (`± 23924285`)	`2381054387` ns/iter (`± 53427394`)	`0.88`
`misc/visitors/time-complexity/time 5`	`103` ns/iter (`± 0`)	`106` ns/iter (`± 0`)	`0.97`
`misc/visitors/time-complexity/time 10`	`319` ns/iter (`± 9`)	`343` ns/iter (`± 1`)	`0.93`
`misc/visitors/time-complexity/time 15`	`694` ns/iter (`± 2`)	`672` ns/iter (`± 2`)	`1.03`
`misc/visitors/time-complexity/time 20`	`1236` ns/iter (`± 30`)	`1279` ns/iter (`± 16`)	`0.97`
`misc/visitors/time-complexity/time 40`	`6402` ns/iter (`± 47`)	`6712` ns/iter (`± 20`)	`0.95`
`misc/visitors/time-complexity/time 60`	`16539` ns/iter (`± 102`)	`17249` ns/iter (`± 50`)	`0.96`
`es/full-target/es2016`	`184477` ns/iter (`± 1066`)	`187375` ns/iter (`± 1150`)	`0.98`
`es/full-target/es2017`	`176772` ns/iter (`± 944`)	`183338` ns/iter (`± 479`)	`0.96`
`es/full-target/es2018`	`166991` ns/iter (`± 1640`)	`172585` ns/iter (`± 839`)	`0.97`
`es2020_nullish_coalescing`	`64983` ns/iter (`± 6658`)	`66933` ns/iter (`± 265`)	`0.97`
`es2020_optional_chaining`	`92803` ns/iter (`± 483`)	`95972` ns/iter (`± 367`)	`0.97`
`es2022_class_properties`	`90703` ns/iter (`± 312`)	`93348` ns/iter (`± 367`)	`0.97`
`es2018_object_rest_spread`	`69923` ns/iter (`± 506`)	`71207` ns/iter (`± 155`)	`0.98`
`es2019_optional_catch_binding`	`60198` ns/iter (`± 592`)	`61097` ns/iter (`± 179`)	`0.99`
`es2017_async_to_generator`	`59695` ns/iter (`± 348`)	`61259` ns/iter (`± 98`)	`0.97`
`es2016_exponentiation`	`62929` ns/iter (`± 545`)	`64736` ns/iter (`± 64`)	`0.97`
`es2015_arrow`	`67450` ns/iter (`± 314`)	`69884` ns/iter (`± 169`)	`0.97`
`es2015_block_scoped_fn`	`63448` ns/iter (`± 595`)	`66217` ns/iter (`± 113`)	`0.96`
`es2015_block_scoping`	`134902` ns/iter (`± 6314`)	`139303` ns/iter (`± 9249`)	`0.97`
`es2015_classes`	`113457` ns/iter (`± 834`)	`118239` ns/iter (`± 549`)	`0.96`
`es2015_computed_props`	`59493` ns/iter (`± 665`)	`61183` ns/iter (`± 74`)	`0.97`
`es2015_destructuring`	`112279` ns/iter (`± 829`)	`115942` ns/iter (`± 175`)	`0.97`
`es2015_duplicate_keys`	`62071` ns/iter (`± 386`)	`64011` ns/iter (`± 107`)	`0.97`
`es2015_parameters`	`76700` ns/iter (`± 440`)	`79995` ns/iter (`± 153`)	`0.96`
`es2015_fn_name`	`64188` ns/iter (`± 584`)	`66999` ns/iter (`± 581`)	`0.96`
`es2015_for_of`	`62477` ns/iter (`± 546`)	`64646` ns/iter (`± 138`)	`0.97`
`es2015_instanceof`	`61048` ns/iter (`± 434`)	`63244` ns/iter (`± 121`)	`0.97`
`es2015_shorthand_property`	`59039` ns/iter (`± 209`)	`60950` ns/iter (`± 126`)	`0.97`
`es2015_spread`	`59022` ns/iter (`± 238`)	`60927` ns/iter (`± 93`)	`0.97`
`es2015_sticky_regex`	`60288` ns/iter (`± 423`)	`62380` ns/iter (`± 171`)	`0.97`
`es2015_typeof_symbol`	`60971` ns/iter (`± 475`)	`62387` ns/iter (`± 111`)	`0.98`
`es/transform/baseline/base`	`50880` ns/iter (`± 452`)	`51639` ns/iter (`± 121`)	`0.99`
`es/transform/baseline/common_reserved_word`	`61124` ns/iter (`± 358`)	`62584` ns/iter (`± 118`)	`0.98`
`es/transform/baseline/common_typescript`	`137835` ns/iter (`± 1340`)	`159609` ns/iter (`± 10323`)	`0.86`
`es/target/es3`	`164259` ns/iter (`± 575`)	`169654` ns/iter (`± 297`)	`0.97`
`es/target/es2015`	`609265` ns/iter (`± 3517`)	`628934` ns/iter (`± 1386`)	`0.97`
`es/target/es2016`	`63042` ns/iter (`± 449`)	`64944` ns/iter (`± 100`)	`0.97`
`es/target/es2017`	`59576` ns/iter (`± 372`)	`61500` ns/iter (`± 164`)	`0.97`
`es/target/es2018`	`79397` ns/iter (`± 737`)	`81718` ns/iter (`± 214`)	`0.97`
`es/target/es2020`	`129938` ns/iter (`± 690`)	`133295` ns/iter (`± 201`)	`0.97`
`babelify-only`	`671901` ns/iter (`± 1068`)	`679443` ns/iter (`± 1903`)	`0.99`
`parse_and_babelify_angular`	`41023234` ns/iter (`± 247503`)	`43716373` ns/iter (`± 1152575`)	`0.94`
`parse_and_babelify_backbone`	`5285460` ns/iter (`± 55359`)	`5495032` ns/iter (`± 88133`)	`0.96`
`parse_and_babelify_jquery`	`30505748` ns/iter (`± 297407`)	`34047966` ns/iter (`± 1021052`)	`0.90`
`parse_and_babelify_jquery_mobile`	`52200386` ns/iter (`± 484325`)	`57912546` ns/iter (`± 1302472`)	`0.90`
`parse_and_babelify_mootools`	`30784422` ns/iter (`± 391397`)	`35732046` ns/iter (`± 605422`)	`0.86`
`parse_and_babelify_underscore`	`4345302` ns/iter (`± 18139`)	`4308161` ns/iter (`± 30447`)	`1.01`
`parse_and_babelify_yui`	`30551817` ns/iter (`± 281775`)	`33758447` ns/iter (`± 687630`)	`0.91`
`html/minify/document/css_spec`	`40082976` ns/iter (`± 691354`)	`43116740` ns/iter (`± 752874`)	`0.93`
`html/minify/document/github`	`17076074` ns/iter (`± 134737`)	`17494318` ns/iter (`± 171793`)	`0.98`
`html/minify/document/stackoverflow`	`15194267` ns/iter (`± 102299`)	`15886221` ns/iter (`± 101718`)	`0.96`
`html/minify/document_fragment/css_spec`	`38495341` ns/iter (`± 262793`)	`40543382` ns/iter (`± 446372`)	`0.95`
`html/minify/document_fragment/github`	`16459753` ns/iter (`± 117483`)	`16849744` ns/iter (`± 144672`)	`0.98`
`html/minify/document_fragment/stackoverflow`	`14752946` ns/iter (`± 80666`)	`15446844` ns/iter (`± 239104`)	`0.96`
`html/document/visitor/compare/clone`	`332974` ns/iter (`± 3350`)	`338457` ns/iter (`± 2344`)	`0.98`
`html/document/visitor/compare/visit_mut_span`	`353300` ns/iter (`± 2503`)	`366213` ns/iter (`± 2272`)	`0.96`
`html/document/visitor/compare/visit_mut_span_panic`	`361910` ns/iter (`± 1832`)	`371525` ns/iter (`± 2180`)	`0.97`
`html/document/visitor/compare/fold_span`	`394807` ns/iter (`± 4557`)	`409141` ns/iter (`± 2011`)	`0.96`
`html/document/visitor/compare/fold_span_panic`	`452377` ns/iter (`± 1824`)	`458760` ns/iter (`± 2214`)	`0.99`
`html/document_fragment/visitor/compare/clone`	`328795` ns/iter (`± 3190`)	`337284` ns/iter (`± 1448`)	`0.97`
`html/document_fragment/visitor/compare/visit_mut_span`	`359982` ns/iter (`± 4226`)	`364126` ns/iter (`± 2801`)	`0.99`
`html/document_fragment/visitor/compare/visit_mut_span_panic`	`368537` ns/iter (`± 3436`)	`368774` ns/iter (`± 1157`)	`1.00`
`html/document_fragment/visitor/compare/fold_span`	`393564` ns/iter (`± 2996`)	`400124` ns/iter (`± 2901`)	`0.98`
`html/document_fragment/visitor/compare/fold_span_panic`	`446357` ns/iter (`± 4930`)	`465596` ns/iter (`± 1943`)	`0.96`
`html/lexer/css_2021_spec`	`15397269` ns/iter (`± 126041`)	`15594973` ns/iter (`± 84813`)	`0.99`
`html/lexer/github_com_17_05_2022`	`5890262` ns/iter (`± 29701`)	`6039844` ns/iter (`± 10106`)	`0.98`
`html/lexer/stackoverflow_com_17_05_2022`	`5515170` ns/iter (`± 55538`)	`5630534` ns/iter (`± 15601`)	`0.98`
`html/parser/parser_document/css_2021_spec`	`25180025` ns/iter (`± 249252`)	`25984017` ns/iter (`± 299475`)	`0.97`
`html/parser/parser_document/github_com_17_05_2022`	`8606944` ns/iter (`± 60821`)	`8750039` ns/iter (`± 25074`)	`0.98`
`html/parser/parser_document/stackoverflow_com_17_05_2022`	`7622500` ns/iter (`± 60573`)	`7681354` ns/iter (`± 16224`)	`0.99`
`html/parser/parser_document_fragment/css_2021_spec`	`25069719` ns/iter (`± 185487`)	`26101068` ns/iter (`± 475956`)	`0.96`
`html/parser/parser_document_fragment/github_com_17_05_2022`	`8630540` ns/iter (`± 61227`)	`8767930` ns/iter (`± 18351`)	`0.98`
`html/parser/parser_document_fragment/stackoverflow_com_17_05_2022`	`7589536` ns/iter (`± 35308`)	`7670153` ns/iter (`± 25933`)	`0.99`