postcss-selector-parser - npm Package Compare versions

Comparing version 6.0.0 to 6.0.1

CHANGELOG.md

@@ -0,1 +1,10 @@
+# 6.0.1
+
+- Fixed an issue with unicode surrogate pair parsing
+
+# 6.0.0
+
+- Updated: `cssesc` to 3.0.0 (major)
+- Fixed: Issues with escaped `id` and `class` selectors
+
 # 5.0.0
@@ -8,4 +17,4 @@
 
-- Fixed and issue where comments immediately after an insensitive
-  (in attribute) were not parsed correctly.
+- Fixed an issue where comments immediately after an insensitive (in attribute)
+  were not parsed correctly.
 - Updated `cssesc` to 2.0.0 (major).
@@ -12,0 +21,0 @@ - Removed outdated integration tests.

dist/__tests__/classes.js

@@ -211,2 +211,7 @@ "use strict";
   t.deepEqual(tree.nodes[0].nodes[0].raws.value, 'f\\+o\\+o');
+});
+(0, _helpers.test)('class selector with escaping (34)', '.\\1D306', function (t, tree) {
+  t.deepEqual(tree.nodes[0].nodes[0].value, '𝌆');
+  t.deepEqual(tree.nodes[0].nodes[0].type, 'class');
+  t.deepEqual(tree.nodes[0].nodes[0].raws.value, '\\1D306');
 });

dist/util/unesc.js

@@ -5,17 +5,17 @@ "use strict";
 exports.default = unesc;
-var HEX_ESC = /\\(?:([0-9a-fA-F]{6})|([0-9a-fA-F]{1,5})(?: |(?![0-9a-fA-F])))/g;
-var OTHER_ESC = /\\(.)/g;
+var whitespace = '[\\x20\\t\\r\\n\\f]';
+var unescapeRegExp = new RegExp('\\\\([\\da-f]{1,6}' + whitespace + '?|(' + whitespace + ')|.)', 'ig');
 
 function unesc(str) {
-  str = str.replace(HEX_ESC, function (_, hex1, hex2) {
-    var hex = hex1 || hex2;
-    var code = parseInt(hex, 16);
-    return String.fromCharCode(code);
+  return str.replace(unescapeRegExp, function (_, escaped, escapedWhitespace) {
+    var high = '0x' + escaped - 0x10000; // NaN means non-codepoint
+    // Workaround erroneous numeric interpretation of +"0x"
+    // eslint-disable-next-line no-self-compare
+
+    return high !== high || escapedWhitespace ? escaped : high < 0 ? // BMP codepoint
+    String.fromCharCode(high + 0x10000) : // Supplemental Plane codepoint (surrogate pair)
+    String.fromCharCode(high >> 10 | 0xd800, high & 0x3ff | 0xdc00);
   });
-  str = str.replace(OTHER_ESC, function (_, char) {
-    return char;
-  });
-  return str;
 }
 
 module.exports = exports.default;

package.json

 {
   "name": "postcss-selector-parser",
-  "version": "6.0.0",
+  "version": "6.0.1",
   "devDependencies": {
     "@babel/cli": "^7.2.3",
-    "@babel/core": "^7.3.3",
-    "@babel/plugin-proposal-class-properties": "^7.3.3",
-    "@babel/preset-env": "^7.3.1",
+    "@babel/core": "^7.3.4",
+    "@babel/plugin-proposal-class-properties": "^7.3.4",
+    "@babel/preset-env": "^7.3.4",
     "@babel/register": "^7.0.0",
-    "ava": "^1.2.1",
+    "ava": "^1.3.1",
     "babel-eslint": "^10.0.1",
@@ -15,3 +15,3 @@ "babel-plugin-add-module-exports": "^1.0.0",
     "del-cli": "^1.1.0",
-    "eslint": "^5.14.1",
+    "eslint": "^5.15.1",
     "eslint-plugin-babel": "^5.3.0",
@@ -18,0 +18,0 @@ "eslint-plugin-import": "^2.16.0",

No alert changes

Improved metrics

Total package byte prevSize

303516

increased by0.24%

Lines of code

6156

increased by0.07%

No dependency changes