Css2Lexer.java

/**
 * Copyright 2010-2014 Three Crickets LLC.
 * <p>
 * The contents of this file are subject to the terms of a BSD license. See
 * attached license.txt.
 * <p>
 * Alternatively, you can obtain a royalty free commercial license with less
 * limitations, transferable or non-transferable, directly from Three Crickets
 * at http://threecrickets.com/
 */

package org.sikuli.syntaxhighlight.contrib;

import java.util.regex.Pattern;

import org.sikuli.syntaxhighlight.ResolutionException;
import org.sikuli.syntaxhighlight.grammar.RegexLexer;

/**
 * @author Tal Liron
 */
public class Css2Lexer extends RegexLexer
{
	public Css2Lexer()
	{
		super();

		addAlias( "css" );
		addFilename( "*.css" );
		addMimeType( "text/css" );

		include( "root", "basics" );

		int flags = Pattern.MULTILINE;
		rule( "basics", "\\s+", flags, "Text" );
		rule( "basics", "/\\*(?:.|\\n)*?\\*/", flags, "Comment" );
		rule( "basics", "\\{", flags, "Punctuation", "content" );
		rule( "basics", "\\:[a-zA-Z0-9_-]+", flags, "Name.Decorator" );
		rule( "basics", "\\.[a-zA-Z0-9_-]+", flags, "Name.Class" );
		rule( "basics", "\\#[a-zA-Z0-9_-]+", flags, "Name.Function" );
		rule( "basics", "@[a-zA-Z0-9_-]+", flags, "Keyword", "atrule" );
		rule( "basics", "[a-zA-Z0-9_-]+", flags, "Name.Tag" );
		rule( "basics", "[~\\^\\*!%&\\[\\]\\(\\)<>\\|+=@:;,./?-]", flags, "Operator" );
		rule( "basics", "\"(\\\\\\\\|\\\\\"|[^\"])*\"", flags, "String.Double" );
		rule( "basics", "'(\\\\\\\\|\\\\'|[^'])*'\"", flags, "String.Single" );

		rule( "atrule", "\\{", flags, "Punctuation", "atcontent" );
		rule( "atrule", ";", flags, "Punctuation", "#pop" );
		include( "atrule", "basics" );

		include( "atcontent", "basics" );
		rule( "atcontent", "}", flags, "Punctuation", "#pop:2" );

		rule( "content", "\\s+", flags, "Text" );
		rule( "content", "}", flags, "Punctuation", "#pop" );
		rule( "content", "url\\(.*?\\)", flags, "String.Other" );
		rule( "content", "^@.*?$", flags, "Comment.Preproc" );

		rule( "content", "(azimuth|background-attachment|background-color|" + "background-image|background-position|background-repeat|" + "background|border-bottom-color|border-bottom-style|"
			+ "border-bottom-width|border-left-color|border-left-style|" + "border-left-width|border-right|border-right-color|" + "border-right-style|border-right-width|border-top-color|"
			+ "border-top-style|border-top-width|border-bottom|" + "border-collapse|border-left|border-width|border-color|" + "border-spacing|border-style|border-top|border|caption-side|"
			+ "clear|clip|color|content|counter-increment|counter-reset|" + "cue-after|cue-before|cue|cursor|direction|display|" + "elevation|empty-cells|float|font-family|font-size|"
			+ "font-size-adjust|font-stretch|font-style|font-variant|" + "font-weight|font|height|letter-spacing|line-height|" + "list-style-type|list-style-image|list-style-position|"
			+ "list-style|margin-bottom|margin-left|margin-right|" + "margin-top|margin|marker-offset|marks|max-height|max-width|" + "min-height|min-width|opacity|orphans|outline|outline-color|"
			+ "outline-style|outline-width|overflow|padding-bottom|" + "padding-left|padding-right|padding-top|padding|page|" + "page-break-after|page-break-before|page-break-inside|"
			+ "pause-after|pause-before|pause|pitch|pitch-range|" + "play-during|position|quotes|richness|right|size|" + "speak-header|speak-numeral|speak-punctuation|speak|"
			+ "speech-rate|stress|table-layout|text-align|text-decoration|" + "text-indent|text-shadow|text-transform|top|unicode-bidi|" + "vertical-align|visibility|voice-family|volume|white-space|"
			+ "widows|width|word-spacing|z-index|bottom|left|" + "above|absolute|always|armenian|aural|auto|avoid|baseline|" + "behind|below|bidi-override|blink|block|bold|bolder|both|"
			+ "capitalize|center-left|center-right|center|circle|" + "cjk-ideographic|close-quote|collapse|condensed|continuous|" + "crop|crosshair|cross|cursive|dashed|decimal-leading-zero|"
			+ "decimal|default|digits|disc|dotted|double|e-resize|embed|" + "extra-condensed|extra-expanded|expanded|fantasy|far-left|" + "far-right|faster|fast|fixed|georgian|groove|hebrew|help|"
			+ "hidden|hide|higher|high|hiragana-iroha|hiragana|icon|" + "inherit|inline-table|inline|inset|inside|invert|italic|" + "justify|katakana-iroha|katakana|landscape|larger|large|"
			+ "left-side|leftwards|level|lighter|line-through|list-item|" + "loud|lower-alpha|lower-greek|lower-roman|lowercase|ltr|" + "lower|low|medium|message-box|middle|mix|monospace|"
			+ "n-resize|narrower|ne-resize|no-close-quote|no-open-quote|" + "no-repeat|none|normal|nowrap|nw-resize|oblique|once|" + "open-quote|outset|outside|overline|pointer|portrait|px|"
			+ "relative|repeat-x|repeat-y|repeat|rgb|ridge|right-side|" + "rightwards|s-resize|sans-serif|scroll|se-resize|" + "semi-condensed|semi-expanded|separate|serif|show|silent|"
			+ "slow|slower|small-caps|small-caption|smaller|soft|solid|" + "spell-out|square|static|status-bar|super|sw-resize|" + "table-caption|table-cell|table-column|table-column-group|"
			+ "table-footer-group|table-header-group|table-row|" + "table-row-group|text|text-bottom|text-top|thick|thin|" + "transparent|ultra-condensed|ultra-expanded|underline|"
			+ "upper-alpha|upper-latin|upper-roman|uppercase|url|" + "visible|w-resize|wait|wider|x-fast|x-high|x-large|x-loud|" + "x-low|x-small|x-soft|xx-large|xx-small|yes)\\b", flags, "Keyword" );

		rule( "content", "(indigo|gold|firebrick|indianred|yellow|darkolivegreen|" + "darkseagreen|mediumvioletred|mediumorchid|chartreuse|" + "mediumslateblue|black|springgreen|crimson|lightsalmon|brown|"
			+ "turquoise|olivedrab|cyan|silver|skyblue|gray|darkturquoise|" + "goldenrod|darkgreen|darkviolet|darkgray|lightpink|teal|" + "arkmagenta|lightgoldenrodyellow|lavender|yellowgreen|thistle|"
			+ "violet|navy|orchid|blue|ghostwhite|honeydew|cornflowerblue|" + "darkblue|darkkhaki|mediumpurple|cornsilk|red|bisque|slategray|" + "darkcyan|khaki|wheat|deepskyblue|darkred|steelblue|aliceblue|"
			+ "gainsboro|mediumturquoise|floralwhite|coral|purple|lightgrey|" + "lightcyan|darksalmon|beige|azure|lightsteelblue|oldlace|" + "greenyellow|royalblue|lightseagreen|mistyrose|sienna|"
			+ "lightcoral|orangered|navajowhite|lime|palegreen|burlywood|" + "seashell|mediumspringgreen|fuchsia|papayawhip|blanchedalmond|" + "peru|aquamarine|white|darkslategray|ivory|dodgerblue|"
			+ "lemonchiffon|chocolate|orange|forestgreen|slateblue|olive|" + "mintcream|antiquewhite|darkorange|cadetblue|moccasin|" + "limegreen|saddlebrown|darkslateblue|lightskyblue|deeppink|"
			+ "plum|aqua|darkgoldenrod|maroon|sandybrown|magenta|tan|" + "rosybrown|pink|lightblue|palevioletred|mediumseagreen|" + "dimgray|powderblue|seagreen|snow|mediumblue|midnightblue|"
			+ "paleturquoise|palegoldenrod|whitesmoke|darkorchid|salmon|" + "lightslategray|lawngreen|lightgreen|tomato|hotpink|" + "lightyellow|lavenderblush|linen|mediumaquamarine|green|" + "blueviolet|peachpuff)\\b",
			flags, "Name.Builtin" );

		rule( "content", "\\!important", flags, "Comment.Preproc" );
		rule( "content", "/\\*(?:.|\\n)*?\\*/'", flags, "Comment" );
		rule( "content", "\\#[a-zA-Z0-9]{1,6}", flags, "Number" );
		rule( "content", "[\\.-]?[0-9]*[\\.]?[0-9]+(em|px|\\%|pt|pc|in|mm|cm|ex)", flags, "Number" );
		rule( "content", "-?[0-9]+", flags, "Number" );
		rule( "content", "[~\\^\\*!%&<>\\|+=@:,./?-]+", flags, "Operator" );
		rule( "content", "[\\[\\]();]+", flags, "Punctuation" );
		rule( "content", "\"(\\\\\\\\|\\\\\"|[^\"])*\"", flags, "String.Double" );
		rule( "content", "\"'(\\\\\\\\|\\\\'|[^'])*'", flags, "String.Single" );
		rule( "content", "[a-zA-Z][a-zA-Z0-9]+", flags, "Name" );

		try
		{
			resolve();
		}
		catch( ResolutionException x )
		{
			throw new RuntimeException( x );
		}
	}
}