chore: 优化style2Upper

karasjs · Oct 27, 2021 · 8d48d33 · 8d48d33
1 parent 2d6ac13
commit 8d48d33
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/src/util/enums.js b/src/util/enums.js
@@ -105,16 +105,22 @@ const STYLE_KEY = {
   TRANSLATE_PATH: 101,
 };
 
+const STYLE2LOWER_MAP = {};
 function style2Lower(s) {
-  return s.toLowerCase().replace(/_([a-z])/g, function($0, $1) {
+  STYLE2LOWER_MAP[s] = STYLE2LOWER_MAP[s] || s.toLowerCase().replace(/_([a-z])/g, function($0, $1) {
     return $1.toUpperCase();
   });
+
+  return STYLE2LOWER_MAP[s];
 }
 
+const STYLE2UPPER_MAP = {};
 function style2Upper(s) {
-  return s.replace(/([a-z\d_])([A-Z])/g, function($0, $1, $2) {
+  STYLE2UPPER_MAP[s] = STYLE2UPPER_MAP[s] || s.replace(/([a-z\d_])([A-Z])/g, function($0, $1, $2) {
     return $1 + '_' + $2;
   }).toUpperCase();
+
+  return STYLE2UPPER_MAP[s];
 }
 
 const STYLE_R_KEY = {};