| /* |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| // Generate js file as follows: |
| // |
| // re2c -isc WebCore/inspector/front-end/SourceCSSTokenizer.re2js \ |
| // | sed 's|^yy\([^:]*\)*\:|case \1:|' \ |
| // | sed 's|[*]cursor[+][+]|this._charAt(cursor++)|' \ |
| // | sed 's|[[*][+][+]cursor|this._charAt(++cursor)|' \ |
| // | sed 's|[*]cursor|this._charAt(cursor)|' \ |
| // | sed 's|yych = \*\([^;]*\)|yych = this._charAt\1|' \ |
| // | sed 's|goto case \([^;]*\)|{ gotoCase = \1; continue; }|' \ |
| // | sed 's|unsigned\ int|var|' \ |
| // | sed 's|var\ yych|case 1: var yych|' |
| |
| /** |
| * @constructor |
| * @extends {WebInspector.SourceTokenizer} |
| */ |
| WebInspector.SourceCSSTokenizer = function() |
| { |
| WebInspector.SourceTokenizer.call(this); |
| |
| this._propertyKeywords = WebInspector.cssNameCompletions.keySet(); |
| |
| this._valueKeywords = [ |
| "above", "absolute", "activeborder", "activecaption", "afar", "after-white-space", "ahead", "alias", "all", "all-scroll", |
| "alternate", "always","amharic", "amharic-abegede", "antialiased", "appworkspace", "aqua", "arabic-indic", "armenian", "asterisks", |
| "auto", "avoid", "background", "backwards", "baseline", "below", "bidi-override", "binary", "bengali", "black", "blink", |
| "block", "block-axis", "blue", "bold", "bolder", "border", "border-box", "both", "bottom", "break-all", "break-word", "button", |
| "button-bevel", "buttonface", "buttonhighlight", "buttonshadow", "buttontext", "cambodian", "capitalize", "caps-lock-indicator", |
| "caption", "captiontext", "caret", "cell", "center", "checkbox", "circle", "cjk-earthly-branch", "cjk-heavenly-stem", "cjk-ideographic", |
| "clear", "clip", "close-quote", "col-resize", "collapse", "compact", "condensed", "contain", "content", "content-box", "context-menu", |
| "continuous", "copy", "cover", "crop", "cross", "crosshair", "currentcolor", "cursive", "dashed", "decimal", "decimal-leading-zero", "default", |
| "default-button", "destination-atop", "destination-in", "destination-out", "destination-over", "devanagari", "disc", "discard", "document", |
| "dot-dash", "dot-dot-dash", "dotted", "double", "down", "e-resize", "ease", "ease-in", "ease-in-out", "ease-out", "element", |
| "ellipsis", "embed", "end", "ethiopic", "ethiopic-abegede", "ethiopic-abegede-am-et", "ethiopic-abegede-gez", |
| "ethiopic-abegede-ti-er", "ethiopic-abegede-ti-et", "ethiopic-halehame-aa-er", "ethiopic-halehame-aa-et", |
| "ethiopic-halehame-am-et", "ethiopic-halehame-gez", "ethiopic-halehame-om-et", "ethiopic-halehame-sid-et", |
| "ethiopic-halehame-so-et", "ethiopic-halehame-ti-er", "ethiopic-halehame-ti-et", "ethiopic-halehame-tig", "ew-resize", "expanded", |
| "extra-condensed", "extra-expanded", "fantasy", "fast", "fill", "fixed", "flat", "footnotes", "forwards", "from", "fuchsia", "geometricPrecision", |
| "georgian", "gray", "graytext", "green", "grey", "groove", "gujarati", "gurmukhi", "hand", "hangul", "hangul-consonant", "hebrew", "help", |
| "hidden", "hide", "higher", "highlight", "highlighttext", "hiragana", "hiragana-iroha", "horizontal", "hsl", "hsla", "icon", "ignore", |
| "inactiveborder", "inactivecaption", "inactivecaptiontext", "infinite", "infobackground", "infotext", "inherit", "initial", "inline", |
| "inline-axis", "inline-block", "inline-table", "inset", "inside", "intrinsic", "invert", "italic", "justify", "kannada", "katakana", |
| "katakana-iroha", "khmer", "landscape", "lao", "large", "larger", "left", "level", "lighter", "lime", "line-through", "linear", "lines", |
| "list-button", "list-item", "listbox", "listitem", "local", "logical", "loud", "lower", "lower-alpha", "lower-armenian", "lower-greek", |
| "lower-hexadecimal", "lower-latin", "lower-norwegian", "lower-roman", "lowercase", "ltr", "malayalam", "maroon", "match", "media-controls-background", |
| "media-current-time-display", "media-fullscreen-button", "media-mute-button", "media-play-button", "media-return-to-realtime-button", |
| "media-rewind-button", "media-seek-back-button", "media-seek-forward-button", "media-slider", "media-sliderthumb", "media-time-remaining-display", |
| "media-volume-slider", "media-volume-slider-container", "media-volume-sliderthumb", "medium", "menu", "menulist", "menulist-button", |
| "menulist-text", "menulist-textfield", "menutext", "message-box", "middle", "min-intrinsic", "mix", "mongolian", "monospace", "move", "multiple", |
| "myanmar", "n-resize", "narrower", "navy", "ne-resize", "nesw-resize", "no-close-quote", "no-drop", "no-open-quote", "no-repeat", "none", |
| "normal", "not-allowed", "nowrap", "ns-resize", "nw-resize", "nwse-resize", "oblique", "octal", "olive", "open-quote", "optimizeLegibility", |
| "optimizeSpeed", "orange", "oriya", "oromo", "outset", "outside", "overlay", "overline", "padding", "padding-box", "painted", "paused", |
| "persian", "plus-darker", "plus-lighter", "pointer", "portrait", "pre", "pre-line", "pre-wrap", "preserve-3d", "progress", "purple", |
| "push-button", "radio", "read-only", "read-write", "read-write-plaintext-only", "red", "relative", "repeat", "repeat-x", |
| "repeat-y", "reset", "reverse", "rgb", "rgba", "ridge", "right", "round", "row-resize", "rtl", "run-in", "running", "s-resize", "sans-serif", |
| "scroll", "scrollbar", "se-resize", "searchfield", "searchfield-cancel-button", "searchfield-decoration", "searchfield-results-button", |
| "searchfield-results-decoration", "semi-condensed", "semi-expanded", "separate", "serif", "show", "sidama", "silver", "single", |
| "skip-white-space", "slide", "slider-horizontal", "slider-vertical", "sliderthumb-horizontal", "sliderthumb-vertical", "slow", |
| "small", "small-caps", "small-caption", "smaller", "solid", "somali", "source-atop", "source-in", "source-out", "source-over", |
| "space", "square", "square-button", "start", "static", "status-bar", "stretch", "stroke", "sub", "subpixel-antialiased", "super", |
| "sw-resize", "table", "table-caption", "table-cell", "table-column", "table-column-group", "table-footer-group", "table-header-group", |
| "table-row", "table-row-group", "teal", "telugu", "text", "text-bottom", "text-top", "textarea", "textfield", "thai", "thick", "thin", |
| "threeddarkshadow", "threedface", "threedhighlight", "threedlightshadow", "threedshadow", "tibetan", "tigre", "tigrinya-er", "tigrinya-er-abegede", |
| "tigrinya-et", "tigrinya-et-abegede", "to", "top", "transparent", "ultra-condensed", "ultra-expanded", "underline", "up", "upper-alpha", "upper-armenian", |
| "upper-greek", "upper-hexadecimal", "upper-latin", "upper-norwegian", "upper-roman", "uppercase", "urdu", "url", "vertical", "vertical-text", "visible", |
| "visibleFill", "visiblePainted", "visibleStroke", "visual", "w-resize", "wait", "wave", "white", "wider", "window", "windowframe", "windowtext", |
| "x-large", "x-small", "xor", "xx-large", "xx-small", "yellow", "-wap-marquee", "-webkit-activelink", "-webkit-auto", "-webkit-baseline-middle", |
| "-webkit-body", "-webkit-box", "-webkit-center", "-webkit-control", "-webkit-focus-ring-color", "-webkit-grab", "-webkit-grabbing", |
| "-webkit-gradient", "-webkit-inline-box", "-webkit-left", "-webkit-link", "-webkit-marquee", "-webkit-mini-control", "-webkit-nowrap", "-webkit-pictograph", |
| "-webkit-right", "-webkit-small-control", "-webkit-text", "-webkit-xxx-large", "-webkit-zoom-in", "-webkit-zoom-out", |
| ].keySet(); |
| |
| this._mediaTypes = ["all", "aural", "braille", "embossed", "handheld", "import", "print", "projection", "screen", "tty", "tv"].keySet(); |
| |
| this._lexConditions = { |
| INITIAL: 0, |
| COMMENT: 1, |
| DSTRING: 2, |
| SSTRING: 3 |
| }; |
| |
| this._parseConditions = { |
| INITIAL: 0, |
| PROPERTY: 1, |
| PROPERTY_VALUE: 2, |
| AT_RULE: 3 |
| }; |
| |
| this.case_INITIAL = 1000; |
| this.case_COMMENT = 1002; |
| this.case_DSTRING = 1003; |
| this.case_SSTRING = 1004; |
| |
| this.condition = this.createInitialCondition(); |
| } |
| |
| WebInspector.SourceCSSTokenizer.prototype = { |
| createInitialCondition: function() |
| { |
| return { lexCondition: this._lexConditions.INITIAL, parseCondition: this._parseConditions.INITIAL }; |
| }, |
| |
| _stringToken: function(cursor, stringEnds) |
| { |
| if (this._isPropertyValue()) |
| this.tokenType = "css-string"; |
| else |
| this.tokenType = null; |
| return cursor; |
| }, |
| |
| _isPropertyValue: function() |
| { |
| return this._condition.parseCondition === this._parseConditions.PROPERTY_VALUE || this._condition.parseCondition === this._parseConditions.AT_RULE; |
| }, |
| |
| nextToken: function(cursor) |
| { |
| var cursorOnEnter = cursor; |
| var gotoCase = 1; |
| while (1) { |
| switch (gotoCase) |
| // Following comment is replaced with generated state machine. |
| /*!re2c |
| re2c:define:YYCTYPE = "var"; |
| re2c:define:YYCURSOR = cursor; |
| re2c:define:YYGETCONDITION = "this.getLexCondition"; |
| re2c:define:YYSETCONDITION = "this.setLexCondition"; |
| re2c:condprefix = "case this.case_"; |
| re2c:condenumprefix = "this._lexConditions."; |
| re2c:yyfill:enable = 0; |
| re2c:labelprefix = "case "; |
| re2c:indent:top = 2; |
| re2c:indent:string = " "; |
| |
| CommentContent = ([^*\r\n] | ("*"+[^/*]))*; |
| Comment = "/*" CommentContent "*"+ "/"; |
| CommentStart = "/*" CommentContent [\r\n]; |
| CommentEnd = CommentContent "*"+ "/"; |
| |
| OpenCurlyBracket = "{"; |
| CloseCurlyBracket = "}"; |
| |
| Colon = ":"; |
| Semicolon = ";"; |
| |
| NumericLiteral = "-"? ([0-9]+ | [0-9]* "." [0-9]+) ("em" | "rem" | "__qem" | "ex" | "px" | "cm" | |
| "mm" | "in" | "pt" | "pc" | "deg" | "rad" | "grad" | "turn" | "ms" | "s" | "Hz" | "kHz" | "%")?; |
| |
| Identifier = [@!_\-$0-9a-zA-Z\[\]='"/]+; |
| |
| DoubleStringContent = ([^\r\n\"\\] | "\\" ['"\\bfnrtv])*; |
| SingleStringContent = ([^\r\n\'\\] | "\\" ['"\\bfnrtv])*; |
| StringLiteral = "\"" DoubleStringContent "\"" | "'" SingleStringContent "'"; |
| DoubleStringStart = "\"" DoubleStringContent "\\" [\r\n]; |
| DoubleStringEnd = DoubleStringContent "\""; |
| SingleStringStart = "'" SingleStringContent "\\" [\r\n]; |
| SingleStringEnd = SingleStringContent "'"; |
| |
| <INITIAL> Comment { this.tokenType = "css-comment"; return cursor; } |
| <INITIAL> CommentStart => COMMENT { this.tokenType = "css-comment"; return cursor; } |
| <COMMENT> CommentContent => COMMENT { this.tokenType = "css-comment"; return cursor; } |
| <COMMENT> CommentEnd => INITIAL { this.tokenType = "css-comment"; return cursor; } |
| |
| <INITIAL> StringLiteral { return this._stringToken(cursor, true); } |
| <INITIAL> DoubleStringStart => DSTRING { return this._stringToken(cursor); } |
| <DSTRING> DoubleStringContent => DSTRING { return this._stringToken(cursor); } |
| <DSTRING> DoubleStringEnd => INITIAL { return this._stringToken(cursor, true); } |
| <INITIAL> SingleStringStart => SSTRING { return this._stringToken(cursor); } |
| <SSTRING> SingleStringContent => SSTRING { return this._stringToken(cursor); } |
| <SSTRING> SingleStringEnd => INITIAL { return this._stringToken(cursor, true); } |
| |
| <INITIAL> OpenCurlyBracket |
| { |
| this.tokenType = null; |
| if (this._condition.parseCondition === this._parseConditions.AT_RULE) |
| this._condition.parseCondition = this._parseConditions.INITIAL; |
| else |
| this._condition.parseCondition = this._parseConditions.PROPERTY; |
| return cursor; |
| } |
| |
| <INITIAL> CloseCurlyBracket |
| { |
| this.tokenType = null; |
| this._condition.parseCondition = this._parseConditions.INITIAL; |
| return cursor; |
| } |
| |
| <INITIAL> Colon |
| { |
| this.tokenType = null; |
| if (this._condition.parseCondition === this._parseConditions.PROPERTY) |
| this._condition.parseCondition = this._parseConditions.PROPERTY_VALUE; |
| return cursor; |
| } |
| |
| <INITIAL> Semicolon |
| { |
| this.tokenType = null; |
| if (this._condition.parseCondition === this._parseConditions.AT_RULE) |
| this._condition.parseCondition = this._parseConditions.INITIAL; |
| else |
| this._condition.parseCondition = this._parseConditions.PROPERTY; |
| return cursor; |
| } |
| |
| <INITIAL> NumericLiteral |
| { |
| if (this._isPropertyValue()) |
| this.tokenType = "css-number"; |
| else |
| this.tokenType = null; |
| return cursor; |
| } |
| |
| <INITIAL> Identifier |
| { |
| var token = this._line.substring(cursorOnEnter, cursor); |
| if (this._condition.parseCondition === this._parseConditions.INITIAL) { |
| if (token === "@import" || token === "@media") { |
| this.tokenType = "css-at-rule"; |
| this._condition.parseCondition = this._parseConditions.AT_RULE; |
| } else if (token.indexOf("@") === 0) |
| this.tokenType = "css-at-rule"; |
| else |
| this.tokenType = "css-selector"; |
| } |
| else if (this._condition.parseCondition === this._parseConditions.AT_RULE && token in this._mediaTypes) |
| this.tokenType = "css-keyword"; |
| else if (this._condition.parseCondition === this._parseConditions.PROPERTY && token in this._propertyKeywords) |
| this.tokenType = "css-property"; |
| else if (this._isPropertyValue() && token in this._valueKeywords) |
| this.tokenType = "css-keyword"; |
| else if (token === "!important") |
| this.tokenType = "css-important"; |
| else |
| this.tokenType = null; |
| return cursor; |
| } |
| <*> [^] { this.tokenType = null; return cursor; } |
| */ |
| } |
| } |
| } |
| |
| WebInspector.SourceCSSTokenizer.prototype.__proto__ = WebInspector.SourceTokenizer.prototype; |
