regjsparser - npm Package Compare versions

Comparing version 0.6.3 to 0.6.4

package.json

 {
   "name": "regjsparser",
-  "version": "0.6.3",
+  "version": "0.6.4",
   "author": "'Julian Viereck' <[e-mail]>",
@@ -5,0 +5,0 @@ "license": "BSD-2-Clause",

parser.js

@@ -236,8 +236,2 @@ // regjsparser
       if (hasUnicodeFlag) {
-        if (_char === '}') {
-          bail("unescaped or unmatched closing brace");
-        }
-        if (_char === ']') {
-          bail("unescaped or unmatched closing bracket");
-        }
         var second;
@@ -491,3 +485,3 @@ if (_char.length === 1 && first >= 0xD800 && first <= 0xDBFF) {
 
-      var atom = parseAtom();
+      var atom = parseAtomAndExtendedAtom();
       if (!atom) {
@@ -616,3 +610,8 @@ bail('Expected atom');
 
-    function parseAtom() {
+    function parseAtomAndExtendedAtom() {
+      // Parsing Atom and ExtendedAtom together due to redundancy.
+      // ExtendedAtom is defined in Apendix B of the ECMA-262 standard.
+      //
+      // SEE: https://www.ecma-international.org/ecma-262/10.0/index.html#prod-annexB-ExtendedPatternCharacter
+      //
       // Atom ::
@@ -625,2 +624,6 @@ //      PatternCharacter
       //      ( ? : Disjunction )
+      // ExtendedAtom ::
+      //      ExtendedPatternCharacter
+      // ExtendedPatternCharacter ::
+      //      SourceCharacter but not one of ^$\.*+?()[|
 
@@ -631,7 +634,10 @@ var res;
       //   implementations: ']'.match(/]/);
-      // if (res = matchReg(/^[^^$\\.*+?()[\]{}|]/)) {
-      if (res = matchReg(/^[^^$\\.*+?(){[|]/)) {
+      if (res = matchReg(/^[^^$\\.*+?()[\]{}|]/)) {
         //      PatternCharacter
         return createCharacter(res);
       }
+      else if (!hasUnicodeFlag && (res = matchReg(/^(?:]|})/))) {
+        //      ExtendedPatternCharacter
+        return createCharacter(res);
+      }
       else if (match('.')) {
@@ -638,0 +644,0 @@ //      .

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Improved metrics

Total package byte prevSize

49558

increased by0.74%

Lines of code

1107

increased by0.54%

No dependency changes