node_modules

node_modules/css-tree/lib/syntax/function/element.js

@@ -0,0 +1,13 @@
+// https://drafts.csswg.org/css-images-4/#element-notation
+// https://developer.mozilla.org/en-US/docs/Web/CSS/element
+module.exports = function() {
+    this.scanner.skipSC();
+
+    var children = this.createSingleNodeList(
+        this.IdSelector()
+    );
+
+    this.scanner.skipSC();
+
+    return children;
+};

node_modules/css-tree/lib/syntax/function/expression.js

@@ -0,0 +1,7 @@
+// legacy IE function
+// expression '(' raw ')'
+module.exports = function() {
+    return this.createSingleNodeList(
+        this.Raw(this.scanner.currentToken, 0, 0, false, false)
+    );
+};

node_modules/css-tree/lib/syntax/function/var.js

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+var TYPE = require('../../tokenizer').TYPE;
+
+var IDENTIFIER = TYPE.Identifier;
+var COMMA = TYPE.Comma;
+var SEMICOLON = TYPE.Semicolon;
+var HYPHENMINUS = TYPE.HyphenMinus;
+var EXCLAMATIONMARK = TYPE.ExclamationMark;
+
+// var '(' ident (',' <value>? )? ')'
+module.exports = function() {
+    var children = this.createList();
+
+    this.scanner.skipSC();
+
+    var identStart = this.scanner.tokenStart;
+
+    this.scanner.eat(HYPHENMINUS);
+    if (this.scanner.source.charCodeAt(this.scanner.tokenStart) !== HYPHENMINUS) {
+        this.scanner.error('HyphenMinus is expected');
+    }
+    this.scanner.eat(IDENTIFIER);
+
+    children.push({
+        type: 'Identifier',
+        loc: this.getLocation(identStart, this.scanner.tokenStart),
+        name: this.scanner.substrToCursor(identStart)
+    });
+
+    this.scanner.skipSC();
+
+    if (this.scanner.tokenType === COMMA) {
+        children.push(this.Operator());
+        children.push(this.parseCustomProperty
+            ? this.Value(null)
+            : this.Raw(this.scanner.currentToken, EXCLAMATIONMARK, SEMICOLON, false, false)
+        );
+    }
+
+    return children;
+};