37 lines
		
	
	
		
			946 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			946 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
var TYPE = require('../../tokenizer').TYPE;
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var COMMENT = TYPE.Comment;
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var ASTERISK = 0x002A;        // U+002A ASTERISK (*)
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var SOLIDUS = 0x002F;         // U+002F SOLIDUS (/)
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// '/*' .* '*/'
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module.exports = {
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    name: 'Comment',
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    structure: {
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        value: String
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    },
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    parse: function() {
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        var start = this.scanner.tokenStart;
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        var end = this.scanner.tokenEnd;
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        this.eat(COMMENT);
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        if ((end - start + 2) >= 2 &&
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            this.scanner.source.charCodeAt(end - 2) === ASTERISK &&
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            this.scanner.source.charCodeAt(end - 1) === SOLIDUS) {
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            end -= 2;
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        }
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        return {
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            type: 'Comment',
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            loc: this.getLocation(start, this.scanner.tokenStart),
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            value: this.scanner.source.substring(start + 2, end)
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        };
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    },
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    generate: function(node) {
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        this.chunk('/*');
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        this.chunk(node.value);
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        this.chunk('*/');
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    }
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};
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