1 files changed, 103 insertions, 0 deletions
diff --git a/vanilla/node_modules/@acemir/cssom/lib/CSSNamespaceRule.js b/vanilla/node_modules/@acemir/cssom/lib/CSSNamespaceRule.js
new file mode 100644
index 0000000..b48ef89
--- /dev/null
+++ b/vanilla/node_modules/@acemir/cssom/lib/CSSNamespaceRule.js
@@ -0,0 +1,103 @@
+//.CommonJS
+var CSSOM = {
+	CSSRule: require("./CSSRule").CSSRule,
+	CSSStyleSheet: require("./CSSStyleSheet").CSSStyleSheet
+};
+///CommonJS
+
+
+/**
+ * @constructor
+ * @see https://drafts.csswg.org/cssom/#the-cssnamespacerule-interface
+ */
+CSSOM.CSSNamespaceRule = function CSSNamespaceRule() {
+	CSSOM.CSSRule.call(this);
+	this.__prefix = "";
+	this.__namespaceURI = "";
+};
+
+CSSOM.CSSNamespaceRule.prototype = Object.create(CSSOM.CSSRule.prototype);
+CSSOM.CSSNamespaceRule.prototype.constructor = CSSOM.CSSNamespaceRule;
+
+Object.setPrototypeOf(CSSOM.CSSNamespaceRule, CSSOM.CSSRule);
+
+Object.defineProperty(CSSOM.CSSNamespaceRule.prototype, "type", {
+  value: 10,
+  writable: false
+});
+
+Object.defineProperty(CSSOM.CSSNamespaceRule.prototype, "cssText", {
+  get: function() {
+    return "@namespace" + (this.prefix && " " + this.prefix) + " url(\"" + this.namespaceURI + "\");";
+  }
+});
+
+Object.defineProperty(CSSOM.CSSNamespaceRule.prototype, "prefix", {
+  get: function() {
+    return this.__prefix;
+  }
+});
+
+Object.defineProperty(CSSOM.CSSNamespaceRule.prototype, "namespaceURI", {
+  get: function() {
+    return this.__namespaceURI;
+  }
+});
+
+
+/**
+ * NON-STANDARD
+ * Rule text parser.
+ * @param {string} cssText
+ */
+Object.defineProperty(CSSOM.CSSNamespaceRule.prototype, "parse", {
+  value: function(cssText) {
+    var newPrefix = "";
+    var newNamespaceURI = "";
+
+    // Remove @namespace and trim
+    var text = cssText.trim();
+    if (text.indexOf('@namespace') === 0) {
+      text = text.slice('@namespace'.length).trim();
+    }
+
+    // Remove trailing semicolon if present
+    if (text.charAt(text.length - 1) === ';') {
+      text = text.slice(0, -1).trim();
+    }
+
+    // Regex to match valid namespace syntax:
+    // 1. [optional prefix] url("...") or [optional prefix] url('...') or [optional prefix] url() or [optional prefix] url(unquoted)
+    // 2. [optional prefix] "..." or [optional prefix] '...'
+    // The prefix must be a valid CSS identifier (letters, digits, hyphens, underscores, starting with letter or underscore)
+    var re = /^(?:([a-zA-Z_][a-zA-Z0-9_-]*)\s+)?(?:url\(\s*(?:(['"])(.*?)\2\s*|([^)]*?))\s*\)|(['"])(.*?)\5)$/;
+    var match = text.match(re);
+
+    if (match) {
+      // If prefix is present
+      if (match[1]) {
+        newPrefix = match[1];
+      }
+      // If url(...) form with quotes
+      if (typeof match[3] !== "undefined") {
+        newNamespaceURI = match[3];
+      }
+      // If url(...) form without quotes
+      else if (typeof match[4] !== "undefined") {
+        newNamespaceURI = match[4].trim();
+      }
+      // If quoted string form
+      else if (typeof match[6] !== "undefined") {
+        newNamespaceURI = match[6];
+      }
+
+      this.__prefix = newPrefix;
+      this.__namespaceURI = newNamespaceURI;
+    } else {
+      throw new DOMException("Invalid @namespace rule", "InvalidStateError");
+    }
+  }
+});
+//.CommonJS
+exports.CSSNamespaceRule = CSSOM.CSSNamespaceRule;
+///CommonJS