regexpu-core - npm Package Compare versions

Comparing version 5.1.0 to 5.2.1

package.json

 {
 	"name": "regexpu-core",
-	"version": "5.1.0",
+	"version": "5.2.1",
 	"description": "regexpu’s core functionality (i.e. `rewritePattern(pattern, flag)`), capable of translating ES6 Unicode regular expressions to ES5.",
@@ -52,5 +52,5 @@ "homepage": "https://mths.be/regexpu",
 		"regenerate": "^1.4.2",
-		"regenerate-unicode-properties": "^10.0.1",
-		"regjsgen": "^0.6.0",
-		"regjsparser": "^0.8.2",
+		"regenerate-unicode-properties": "^10.1.0",
+		"regjsgen": "^0.7.1",
+		"regjsparser": "^0.9.1",
 		"unicode-match-property-ecmascript": "^2.0.0",
@@ -64,6 +64,6 @@ "unicode-match-property-value-ecmascript": "^2.0.0"
 		"lodash": "^4.17.21",
-		"mocha": "^9.1.1",
+		"mocha": "^10.0.0",
 		"regexpu-fixtures": "2.1.4",
-		"@unicode/unicode-14.0.0": "^1.2.1"
+		"@unicode/unicode-15.0.0": "^1.3.1"
 	}
 }

README.md

@@ -188,3 +188,3 @@ # regexpu-core [![Build status](https://github.com/mathiasbynens/regexpu-core/workflows/run-checks/badge.svg)](https://github.com/mathiasbynens/regexpu-core/actions?query=workflow%3Arun-checks) [![regexpu-core on npm](https://img.shields.io/npm/v/regexpu-core)](https://www.npmjs.com/package/regexpu-core)
     ```sh
-    git push && git push --tags
+    git push --follow-tags
     ```
@@ -191,0 +191,0 @@

rewrite-pattern.js

@@ -24,3 +24,3 @@ 'use strict';
 
-const SPECIAL_CHARS = new Set('\\^$.*+?()[]{}|'.split(''));
+const SPECIAL_CHARS = /([\\^$.*+?()[\]{}|])/g;
 
@@ -113,4 +113,4 @@ // Prepare a Regenerate set containing all code points, used for negative
 		strings: set.strings
-			// We need to escape strings like *️⃣ to make sure that they can be safelu used in unions
-			? new Set(set.strings.map(str => SPECIAL_CHARS.has(str[0]) ? `\\${str}` : str))
+			// We need to escape strings like *️⃣ to make sure that they can be safely used in unions.
+			? new Set(set.strings.map(str => str.replace(SPECIAL_CHARS, '\\$1')))
 			: new Set()
@@ -531,3 +531,3 @@ };
 			}
-			if (item.name && config.transform.namedGroups) {
+			if (item.name) {
 				const name = item.name.value;
@@ -542,5 +542,7 @@
 
+				if (config.transform.namedGroups) {
+					delete item.name;
+				}
+
 				const index = groups.lastIndex;
-				delete item.name;
-
 				if (!groups.names[name]) {
@@ -594,27 +596,32 @@ groups.names[name] = [];
 				const indexes = groups.names[name];
-				if (indexes) {
-					const body = indexes.map(index => ({
-						'type': 'reference',
-						'matchIndex': index,
-						'raw': '\\' + index,
-					}));
-					if (body.length === 1) {
-						return body[0];
+				if (!indexes) {
+					groups.unmatchedReferences[name] = true;
+				}
+
+				if (config.transform.namedGroups) {
+					if (indexes) {
+						const body = indexes.map(index => ({
+							'type': 'reference',
+							'matchIndex': index,
+							'raw': '\\' + index,
+						}));
+						if (body.length === 1) {
+							return body[0];
+						}
+						return {
+							'type': 'alternative',
+							'body': body,
+							'raw': body.map(term => term.raw).join(''),
+						};
 					}
+
+					// This named reference comes before the group where it’s defined,
+					// so it’s always an empty match.
 					return {
-						'type': 'alternative',
-						'body': body,
-						'raw': body.map(term => term.raw).join(''),
+						'type': 'group',
+						'behavior': 'ignore',
+						'body': [],
+						'raw': '(?:)',
 					};
 				}
-
-				// This named reference comes before the group where it’s defined,
-				// so it’s always an empty match.
-				groups.unmatchedReferences[name] = true;
-				return {
-					'type': 'group',
-					'behavior': 'ignore',
-					'body': [],
-					'raw': '(?:)',
-				};
 			}
@@ -621,0 +628,0 @@ break;

No alert changes

Improved metrics

Total package byte prevSize

47851

increased by0.18%

Lines of code

1436

increased by0.42%

Dependency changes

• + Addedregjsgen@0.7.1(transitive)

• + Addedregjsparser@0.9.1(transitive)

• - Removedregjsgen@0.6.0(transitive)

• - Removedregjsparser@0.8.4(transitive)

• Updatedregenerate-unicode-properties@^10.1.0

• Updatedregjsgen@^0.7.1

• Updatedregjsparser@^0.9.1