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node_modules/css-tree/lib/syntax/scope/selector.js

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+var TYPE = require('../../tokenizer').TYPE;
+
+var DELIM = TYPE.Delim;
+var IDENT = TYPE.Ident;
+var DIMENSION = TYPE.Dimension;
+var PERCENTAGE = TYPE.Percentage;
+var NUMBER = TYPE.Number;
+var HASH = TYPE.Hash;
+var COLON = TYPE.Colon;
+var LEFTSQUAREBRACKET = TYPE.LeftSquareBracket;
+var NUMBERSIGN = 0x0023;      // U+0023 NUMBER SIGN (#)
+var ASTERISK = 0x002A;        // U+002A ASTERISK (*)
+var PLUSSIGN = 0x002B;        // U+002B PLUS SIGN (+)
+var SOLIDUS = 0x002F;         // U+002F SOLIDUS (/)
+var FULLSTOP = 0x002E;        // U+002E FULL STOP (.)
+var GREATERTHANSIGN = 0x003E; // U+003E GREATER-THAN SIGN (>)
+var VERTICALLINE = 0x007C;    // U+007C VERTICAL LINE (|)
+var TILDE = 0x007E;           // U+007E TILDE (~)
+
+function getNode(context) {
+    switch (this.scanner.tokenType) {
+        case LEFTSQUAREBRACKET:
+            return this.AttributeSelector();
+
+        case HASH:
+            return this.IdSelector();
+
+        case COLON:
+            if (this.scanner.lookupType(1) === COLON) {
+                return this.PseudoElementSelector();
+            } else {
+                return this.PseudoClassSelector();
+            }
+
+        case IDENT:
+            return this.TypeSelector();
+
+        case NUMBER:
+        case PERCENTAGE:
+            return this.Percentage();
+
+        case DIMENSION:
+            // throws when .123ident
+            if (this.scanner.source.charCodeAt(this.scanner.tokenStart) === FULLSTOP) {
+                this.error('Identifier is expected', this.scanner.tokenStart + 1);
+            }
+            break;
+
+        case DELIM:
+            var code = this.scanner.source.charCodeAt(this.scanner.tokenStart);
+
+            switch (code) {
+                case PLUSSIGN:
+                case GREATERTHANSIGN:
+                case TILDE:
+                    context.space = null;
+                    context.ignoreWSAfter = true;
+                    return this.Combinator();
+
+                case SOLIDUS:  // /deep/
+                    return this.Combinator();
+
+                case FULLSTOP:
+                    return this.ClassSelector();
+
+                case ASTERISK:
+                case VERTICALLINE:
+                    return this.TypeSelector();
+
+                case NUMBERSIGN:
+                    return this.IdSelector();
+            }
+
+            break;
+    }
+};
+
+module.exports = {
+    getNode: getNode
+};