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Unified Diff: observatory_pub_packages/csslib/src/tokenkind.dart

Issue 816693004: Add observatory_pub_packages snapshot to third_party (Closed) Base URL: http://dart.googlecode.com/svn/third_party/
Patch Set: Created 6 years ago
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Index: observatory_pub_packages/csslib/src/tokenkind.dart
===================================================================
--- observatory_pub_packages/csslib/src/tokenkind.dart (revision 0)
+++ observatory_pub_packages/csslib/src/tokenkind.dart (working copy)
@@ -0,0 +1,765 @@
+// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+part of csslib.parser;
+
+// TODO(terry): Need to be consistent with tokens either they're ASCII tokens
+// e.g., ASTERISK or they're CSS e.g., PSEUDO, COMBINATOR_*.
+class TokenKind {
+ // Common shared tokens used in TokenizerBase.
+ static const int UNUSED = 0; // Unused place holder...
+ static const int END_OF_FILE = 1; // EOF
+ static const int LPAREN = 2; // (
+ static const int RPAREN = 3; // )
+ static const int LBRACK = 4; // [
+ static const int RBRACK = 5; // ]
+ static const int LBRACE = 6; // {
+ static const int RBRACE = 7; // }
+ static const int DOT = 8; // .
+ static const int SEMICOLON = 9; // ;
+
+ // Unique tokens for CSS.
+ static const int AT = 10; // @
+ static const int HASH = 11; // #
+ static const int PLUS = 12; // +
+ static const int GREATER = 13; // >
+ static const int TILDE = 14; // ~
+ static const int ASTERISK = 15; // *
+ static const int NAMESPACE = 16; // |
+ static const int COLON = 17; // :
+ static const int PRIVATE_NAME = 18; // _ prefix private class or id
+ static const int COMMA = 19; // ,
+ static const int SPACE = 20;
+ static const int TAB = 21; // /t
+ static const int NEWLINE = 22; // /n
+ static const int RETURN = 23; // /r
+ static const int PERCENT = 24; // %
+ static const int SINGLE_QUOTE = 25; // '
+ static const int DOUBLE_QUOTE = 26; // "
+ static const int SLASH = 27; // /
+ static const int EQUALS = 28; // =
+ static const int CARET = 30; // ^
+ static const int DOLLAR = 31; // $
+ static const int LESS = 32; // <
+ static const int BANG = 33; // !
+ static const int MINUS = 34; // -
+ static const int BACKSLASH = 35; // \
+ static const int AMPERSAND = 36; // &
+
+ // WARNING: Tokens from this point and above must have the corresponding ASCII
+ // character in the TokenChar list at the bottom of this file. The
+ // order of the above tokens should be the same order as TokenChar.
+
+ /** [TokenKind] representing integer tokens. */
+ static const int INTEGER = 60;
+
+ /** [TokenKind] representing hex integer tokens. */
+ static const int HEX_INTEGER = 61;
+
+ /** [TokenKind] representing double tokens. */
+ static const int DOUBLE = 62;
+
+ /** [TokenKind] representing whitespace tokens. */
+ static const int WHITESPACE = 63;
+
+ /** [TokenKind] representing comment tokens. */
+ static const int COMMENT = 64;
+
+ /** [TokenKind] representing error tokens. */
+ static const int ERROR = 65;
+
+ /** [TokenKind] representing incomplete string tokens. */
+ static const int INCOMPLETE_STRING = 66;
+
+ /** [TokenKind] representing incomplete comment tokens. */
+ static const int INCOMPLETE_COMMENT = 67;
+
+ static const int VAR_DEFINITION = 400; // var-NNN-NNN
+ static const int VAR_USAGE = 401; // var(NNN-NNN [,default])
+
+ // Synthesized Tokens (no character associated with TOKEN).
+ static const int STRING = 500;
+ static const int STRING_PART = 501;
+ static const int NUMBER = 502;
+ static const int HEX_NUMBER = 503;
+ static const int HTML_COMMENT = 504; // <!--
+ static const int IMPORTANT = 505; // !important
+ static const int CDATA_START = 506; // <![CDATA[
+ static const int CDATA_END = 507; // ]]>
+ // U+uNumber[-U+uNumber]
+ // uNumber = 0..10FFFF | ?[?]*
+ static const int UNICODE_RANGE = 508;
+ static const int HEX_RANGE = 509; // ? in the hex range
+ static const int IDENTIFIER = 511;
+
+ // Uniquely synthesized tokens for CSS.
+ static const int SELECTOR_EXPRESSION = 512;
+ static const int COMBINATOR_NONE = 513;
+ static const int COMBINATOR_DESCENDANT = 514; // Space combinator
+ static const int COMBINATOR_PLUS = 515; // + combinator
+ static const int COMBINATOR_GREATER = 516; // > combinator
+ static const int COMBINATOR_TILDE = 517; // ~ combinator
+
+ static const int UNARY_OP_NONE = 518; // No unary operator present.
+
+ // Attribute match types:
+ static const int INCLUDES = 530; // '~='
+ static const int DASH_MATCH = 531; // '|='
+ static const int PREFIX_MATCH = 532; // '^='
+ static const int SUFFIX_MATCH = 533; // '$='
+ static const int SUBSTRING_MATCH = 534; // '*='
+ static const int NO_MATCH = 535; // No operator.
+
+ // Unit types:
+ static const int UNIT_EM = 600;
+ static const int UNIT_EX = 601;
+ static const int UNIT_LENGTH_PX = 602;
+ static const int UNIT_LENGTH_CM = 603;
+ static const int UNIT_LENGTH_MM = 604;
+ static const int UNIT_LENGTH_IN = 605;
+ static const int UNIT_LENGTH_PT = 606;
+ static const int UNIT_LENGTH_PC = 607;
+ static const int UNIT_ANGLE_DEG = 608;
+ static const int UNIT_ANGLE_RAD = 609;
+ static const int UNIT_ANGLE_GRAD = 610;
+ static const int UNIT_ANGLE_TURN = 611;
+ static const int UNIT_TIME_MS = 612;
+ static const int UNIT_TIME_S = 613;
+ static const int UNIT_FREQ_HZ = 614;
+ static const int UNIT_FREQ_KHZ = 615;
+ static const int UNIT_PERCENT = 616;
+ static const int UNIT_FRACTION = 617;
+ static const int UNIT_RESOLUTION_DPI = 618;
+ static const int UNIT_RESOLUTION_DPCM = 619;
+ static const int UNIT_RESOLUTION_DPPX = 620;
+ static const int UNIT_CH = 621; // Measure of "0" U+0030 glyph.
+ static const int UNIT_REM = 622; // computed value ‘font-size’ on root elem.
+ static const int UNIT_VIEWPORT_VW = 623;
+ static const int UNIT_VIEWPORT_VH = 624;
+ static const int UNIT_VIEWPORT_VMIN = 625;
+ static const int UNIT_VIEWPORT_VMAX = 626;
+
+ // Directives (@nnnn)
+ static const int DIRECTIVE_NONE = 640;
+ static const int DIRECTIVE_IMPORT = 641;
+ static const int DIRECTIVE_MEDIA = 642;
+ static const int DIRECTIVE_PAGE = 643;
+ static const int DIRECTIVE_CHARSET = 644;
+ static const int DIRECTIVE_STYLET = 645;
+ static const int DIRECTIVE_KEYFRAMES = 646;
+ static const int DIRECTIVE_WEB_KIT_KEYFRAMES = 647;
+ static const int DIRECTIVE_MOZ_KEYFRAMES = 648;
+ static const int DIRECTIVE_MS_KEYFRAMES = 649;
+ static const int DIRECTIVE_O_KEYFRAMES = 650;
+ static const int DIRECTIVE_FONTFACE = 651;
+ static const int DIRECTIVE_NAMESPACE = 652;
+ static const int DIRECTIVE_HOST = 653;
+ static const int DIRECTIVE_MIXIN = 654;
+ static const int DIRECTIVE_INCLUDE = 655;
+ static const int DIRECTIVE_CONTENT = 656;
+ static const int DIRECTIVE_EXTEND = 657;
+
+ // Media query operators
+ static const int MEDIA_OP_ONLY = 665; // Unary.
+ static const int MEDIA_OP_NOT = 666; // Unary.
+ static const int MEDIA_OP_AND = 667; // Binary.
+
+ // Directives inside of a @page (margin sym).
+ static const int MARGIN_DIRECTIVE_TOPLEFTCORNER = 670;
+ static const int MARGIN_DIRECTIVE_TOPLEFT = 671;
+ static const int MARGIN_DIRECTIVE_TOPCENTER = 672;
+ static const int MARGIN_DIRECTIVE_TOPRIGHT = 673;
+ static const int MARGIN_DIRECTIVE_TOPRIGHTCORNER = 674;
+ static const int MARGIN_DIRECTIVE_BOTTOMLEFTCORNER = 675;
+ static const int MARGIN_DIRECTIVE_BOTTOMLEFT = 676;
+ static const int MARGIN_DIRECTIVE_BOTTOMCENTER = 677;
+ static const int MARGIN_DIRECTIVE_BOTTOMRIGHT = 678;
+ static const int MARGIN_DIRECTIVE_BOTTOMRIGHTCORNER = 679;
+ static const int MARGIN_DIRECTIVE_LEFTTOP = 680;
+ static const int MARGIN_DIRECTIVE_LEFTMIDDLE = 681;
+ static const int MARGIN_DIRECTIVE_LEFTBOTTOM = 682;
+ static const int MARGIN_DIRECTIVE_RIGHTTOP = 683;
+ static const int MARGIN_DIRECTIVE_RIGHTMIDDLE = 684;
+ static const int MARGIN_DIRECTIVE_RIGHTBOTTOM = 685;
+
+ // Simple selector type.
+ static const int CLASS_NAME = 700; // .class
+ static const int ELEMENT_NAME = 701; // tagName
+ static const int HASH_NAME = 702; // #elementId
+ static const int ATTRIBUTE_NAME = 703; // [attrib]
+ static const int PSEUDO_ELEMENT_NAME = 704; // ::pseudoElement
+ static const int PSEUDO_CLASS_NAME = 705; // :pseudoClass
+ static const int NEGATION = 706; // NOT
+
+ static const List<Map<int, String>> _DIRECTIVES = const [
+ const {'type': TokenKind.DIRECTIVE_IMPORT, 'value' : 'import'},
+ const {'type': TokenKind.DIRECTIVE_MEDIA, 'value' : 'media'},
+ const {'type': TokenKind.DIRECTIVE_PAGE, 'value' : 'page'},
+ const {'type': TokenKind.DIRECTIVE_CHARSET, 'value' : 'charset'},
+ const {'type': TokenKind.DIRECTIVE_STYLET, 'value' : 'stylet'},
+ const {'type': TokenKind.DIRECTIVE_KEYFRAMES, 'value' : 'keyframes'},
+ const {'type': TokenKind.DIRECTIVE_WEB_KIT_KEYFRAMES,
+ 'value' : '-webkit-keyframes'},
+ const {'type': TokenKind.DIRECTIVE_MOZ_KEYFRAMES,
+ 'value' : '-moz-keyframes'},
+ const {'type': TokenKind.DIRECTIVE_MS_KEYFRAMES, 'value' : '-ms-keyframes'},
+ const {'type': TokenKind.DIRECTIVE_O_KEYFRAMES, 'value' : '-o-keyframes'},
+ const {'type': TokenKind.DIRECTIVE_FONTFACE, 'value' : 'font-face'},
+ const {'type': TokenKind.DIRECTIVE_NAMESPACE, 'value' : 'namespace'},
+ const {'type': TokenKind.DIRECTIVE_HOST, 'value' : 'host'},
+ const {'type': TokenKind.DIRECTIVE_MIXIN, 'value' : 'mixin'},
+ const {'type': TokenKind.DIRECTIVE_INCLUDE, 'value' : 'include'},
+ const {'type': TokenKind.DIRECTIVE_CONTENT, 'value' : 'content'},
+ const {'type': TokenKind.DIRECTIVE_EXTEND, 'value' : 'extend'},
+ ];
+
+ static const List<Map<int, String>> MEDIA_OPERATORS = const [
+ const {'type': TokenKind.MEDIA_OP_ONLY, 'value' : 'only'},
+ const {'type': TokenKind.MEDIA_OP_NOT, 'value' : 'not'},
+ const {'type': TokenKind.MEDIA_OP_AND, 'value' : 'and'},
+];
+
+ static const List<Map<int, String>> MARGIN_DIRECTIVES = const [
+ const {'type': TokenKind.MARGIN_DIRECTIVE_TOPLEFTCORNER,
+ 'value' : 'top-left-corner'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_TOPLEFT,
+ 'value' : 'top-left'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_TOPCENTER,
+ 'value' : 'top-center'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_TOPRIGHT,
+ 'value' : 'top-right'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_TOPRIGHTCORNER,
+ 'value' : 'top-right-corner'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMLEFTCORNER,
+ 'value' : 'bottom-left-corner'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMLEFT,
+ 'value' : 'bottom-left'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMCENTER,
+ 'value' : 'bottom-center'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMRIGHT,
+ 'value' : 'bottom-right'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMRIGHTCORNER,
+ 'value' : 'bottom-right-corner'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_LEFTTOP,
+ 'value' : 'left-top'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_LEFTMIDDLE,
+ 'value' : 'left-middle'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_LEFTBOTTOM,
+ 'value' : 'right-bottom'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_RIGHTTOP,
+ 'value' : 'right-top'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_RIGHTMIDDLE,
+ 'value' : 'right-middle'},
+ const {'type': TokenKind.MARGIN_DIRECTIVE_RIGHTBOTTOM,
+ 'value' : 'right-bottom'},
+ ];
+
+ static const List<Map> _UNITS = const [
+ const {'unit': TokenKind.UNIT_EM, 'value' : 'em'},
+ const {'unit': TokenKind.UNIT_EX, 'value' : 'ex'},
+ const {'unit': TokenKind.UNIT_LENGTH_PX, 'value' : 'px'},
+ const {'unit': TokenKind.UNIT_LENGTH_CM, 'value' : 'cm'},
+ const {'unit': TokenKind.UNIT_LENGTH_MM, 'value' : 'mm'},
+ const {'unit': TokenKind.UNIT_LENGTH_IN, 'value' : 'in'},
+ const {'unit': TokenKind.UNIT_LENGTH_PT, 'value' : 'pt'},
+ const {'unit': TokenKind.UNIT_LENGTH_PC, 'value' : 'pc'},
+ const {'unit': TokenKind.UNIT_ANGLE_DEG, 'value' : 'deg'},
+ const {'unit': TokenKind.UNIT_ANGLE_RAD, 'value' : 'rad'},
+ const {'unit': TokenKind.UNIT_ANGLE_GRAD, 'value' : 'grad'},
+ const {'unit': TokenKind.UNIT_ANGLE_TURN, 'value' : 'turn'},
+ const {'unit': TokenKind.UNIT_TIME_MS, 'value' : 'ms'},
+ const {'unit': TokenKind.UNIT_TIME_S, 'value' : 's'},
+ const {'unit': TokenKind.UNIT_FREQ_HZ, 'value' : 'hz'},
+ const {'unit': TokenKind.UNIT_FREQ_KHZ, 'value' : 'khz'},
+ const {'unit': TokenKind.UNIT_FRACTION, 'value' : 'fr'},
+ const {'unit': TokenKind.UNIT_RESOLUTION_DPI, 'value' : 'dpi'},
+ const {'unit': TokenKind.UNIT_RESOLUTION_DPCM, 'value' : 'dpcm'},
+ const {'unit': TokenKind.UNIT_RESOLUTION_DPPX, 'value' : 'dppx'},
+ const {'unit': TokenKind.UNIT_CH, 'value' : 'ch'},
+ const {'unit': TokenKind.UNIT_REM, 'value' : 'rem'},
+ const {'unit': TokenKind.UNIT_VIEWPORT_VW, 'value' : 'vw'},
+ const {'unit': TokenKind.UNIT_VIEWPORT_VH, 'value' : 'vh'},
+ const {'unit': TokenKind.UNIT_VIEWPORT_VMIN, 'value' : 'vmin'},
+ const {'unit': TokenKind.UNIT_VIEWPORT_VMAX, 'value' : 'vmax'},
+ ];
+
+ // Some more constants:
+ static const int ASCII_UPPER_A = 65; // ASCII value for uppercase A
+ static const int ASCII_UPPER_Z = 90; // ASCII value for uppercase Z
+
+ // Extended color keywords:
+ static const List<Map> _EXTENDED_COLOR_NAMES = const [
+ const {'name' : 'aliceblue', 'value' : 0xF08FF},
+ const {'name' : 'antiquewhite', 'value' : 0xFAEBD7},
+ const {'name' : 'aqua', 'value' : 0x00FFFF},
+ const {'name' : 'aquamarine', 'value' : 0x7FFFD4},
+ const {'name' : 'azure', 'value' : 0xF0FFFF},
+ const {'name' : 'beige', 'value' : 0xF5F5DC},
+ const {'name' : 'bisque', 'value' : 0xFFE4C4},
+ const {'name' : 'black', 'value' : 0x000000},
+ const {'name' : 'blanchedalmond', 'value' : 0xFFEBCD},
+ const {'name' : 'blue', 'value' : 0x0000FF},
+ const {'name' : 'blueviolet', 'value' : 0x8A2BE2},
+ const {'name' : 'brown', 'value' : 0xA52A2A},
+ const {'name' : 'burlywood', 'value' : 0xDEB887},
+ const {'name' : 'cadetblue', 'value' : 0x5F9EA0},
+ const {'name' : 'chartreuse', 'value' : 0x7FFF00},
+ const {'name' : 'chocolate', 'value' : 0xD2691E},
+ const {'name' : 'coral', 'value' : 0xFF7F50},
+ const {'name' : 'cornflowerblue', 'value' : 0x6495ED},
+ const {'name' : 'cornsilk', 'value' : 0xFFF8DC},
+ const {'name' : 'crimson', 'value' : 0xDC143C},
+ const {'name' : 'cyan', 'value' : 0x00FFFF},
+ const {'name' : 'darkblue', 'value' : 0x00008B},
+ const {'name' : 'darkcyan', 'value' : 0x008B8B},
+ const {'name' : 'darkgoldenrod', 'value' : 0xB8860B},
+ const {'name' : 'darkgray', 'value' : 0xA9A9A9},
+ const {'name' : 'darkgreen', 'value' : 0x006400},
+ const {'name' : 'darkgrey', 'value' : 0xA9A9A9},
+ const {'name' : 'darkkhaki', 'value' : 0xBDB76B},
+ const {'name' : 'darkmagenta', 'value' : 0x8B008B},
+ const {'name' : 'darkolivegreen', 'value' : 0x556B2F},
+ const {'name' : 'darkorange', 'value' : 0xFF8C00},
+ const {'name' : 'darkorchid', 'value' : 0x9932CC},
+ const {'name' : 'darkred', 'value' : 0x8B0000},
+ const {'name' : 'darksalmon', 'value' : 0xE9967A},
+ const {'name' : 'darkseagreen', 'value' : 0x8FBC8F},
+ const {'name' : 'darkslateblue', 'value' : 0x483D8B},
+ const {'name' : 'darkslategray', 'value' : 0x2F4F4F},
+ const {'name' : 'darkslategrey', 'value' : 0x2F4F4F},
+ const {'name' : 'darkturquoise', 'value' : 0x00CED1},
+ const {'name' : 'darkviolet', 'value' : 0x9400D3},
+ const {'name' : 'deeppink', 'value' : 0xFF1493},
+ const {'name' : 'deepskyblue', 'value' : 0x00BFFF},
+ const {'name' : 'dimgray', 'value' : 0x696969},
+ const {'name' : 'dimgrey', 'value' : 0x696969},
+ const {'name' : 'dodgerblue', 'value' : 0x1E90FF},
+ const {'name' : 'firebrick', 'value' : 0xB22222},
+ const {'name' : 'floralwhite', 'value' : 0xFFFAF0},
+ const {'name' : 'forestgreen', 'value' : 0x228B22},
+ const {'name' : 'fuchsia', 'value' : 0xFF00FF},
+ const {'name' : 'gainsboro', 'value' : 0xDCDCDC},
+ const {'name' : 'ghostwhite', 'value' : 0xF8F8FF},
+ const {'name' : 'gold', 'value' : 0xFFD700},
+ const {'name' : 'goldenrod', 'value' : 0xDAA520},
+ const {'name' : 'gray', 'value' : 0x808080},
+ const {'name' : 'green', 'value' : 0x008000},
+ const {'name' : 'greenyellow', 'value' : 0xADFF2F},
+ const {'name' : 'grey', 'value' : 0x808080},
+ const {'name' : 'honeydew', 'value' : 0xF0FFF0},
+ const {'name' : 'hotpink', 'value' : 0xFF69B4},
+ const {'name' : 'indianred', 'value' : 0xCD5C5C},
+ const {'name' : 'indigo', 'value' : 0x4B0082},
+ const {'name' : 'ivory', 'value' : 0xFFFFF0},
+ const {'name' : 'khaki', 'value' : 0xF0E68C},
+ const {'name' : 'lavender', 'value' : 0xE6E6FA},
+ const {'name' : 'lavenderblush', 'value' : 0xFFF0F5},
+ const {'name' : 'lawngreen', 'value' : 0x7CFC00},
+ const {'name' : 'lemonchiffon', 'value' : 0xFFFACD},
+ const {'name' : 'lightblue', 'value' : 0xADD8E6},
+ const {'name' : 'lightcoral', 'value' : 0xF08080},
+ const {'name' : 'lightcyan', 'value' : 0xE0FFFF},
+ const {'name' : 'lightgoldenrodyellow', 'value' : 0xFAFAD2},
+ const {'name' : 'lightgray', 'value' : 0xD3D3D3},
+ const {'name' : 'lightgreen', 'value' : 0x90EE90},
+ const {'name' : 'lightgrey', 'value' : 0xD3D3D3},
+ const {'name' : 'lightpink', 'value' : 0xFFB6C1},
+ const {'name' : 'lightsalmon', 'value' : 0xFFA07A},
+ const {'name' : 'lightseagreen', 'value' : 0x20B2AA},
+ const {'name' : 'lightskyblue', 'value' : 0x87CEFA},
+ const {'name' : 'lightslategray', 'value' : 0x778899},
+ const {'name' : 'lightslategrey', 'value' : 0x778899},
+ const {'name' : 'lightsteelblue', 'value' : 0xB0C4DE},
+ const {'name' : 'lightyellow', 'value' : 0xFFFFE0},
+ const {'name' : 'lime', 'value' : 0x00FF00},
+ const {'name' : 'limegreen', 'value' : 0x32CD32},
+ const {'name' : 'linen', 'value' : 0xFAF0E6},
+ const {'name' : 'magenta', 'value' : 0xFF00FF},
+ const {'name' : 'maroon', 'value' : 0x800000},
+ const {'name' : 'mediumaquamarine', 'value' : 0x66CDAA},
+ const {'name' : 'mediumblue', 'value' : 0x0000CD},
+ const {'name' : 'mediumorchid', 'value' : 0xBA55D3},
+ const {'name' : 'mediumpurple', 'value' : 0x9370DB},
+ const {'name' : 'mediumseagreen', 'value' : 0x3CB371},
+ const {'name' : 'mediumslateblue', 'value' : 0x7B68EE},
+ const {'name' : 'mediumspringgreen', 'value' : 0x00FA9A},
+ const {'name' : 'mediumturquoise', 'value' : 0x48D1CC},
+ const {'name' : 'mediumvioletred', 'value' : 0xC71585},
+ const {'name' : 'midnightblue', 'value' : 0x191970},
+ const {'name' : 'mintcream', 'value' : 0xF5FFFA},
+ const {'name' : 'mistyrose', 'value' : 0xFFE4E1},
+ const {'name' : 'moccasin', 'value' : 0xFFE4B5},
+ const {'name' : 'navajowhite', 'value' : 0xFFDEAD},
+ const {'name' : 'navy', 'value' : 0x000080},
+ const {'name' : 'oldlace', 'value' : 0xFDF5E6},
+ const {'name' : 'olive', 'value' : 0x808000},
+ const {'name' : 'olivedrab', 'value' : 0x6B8E23},
+ const {'name' : 'orange', 'value' : 0xFFA500},
+ const {'name' : 'orangered', 'value' : 0xFF4500},
+ const {'name' : 'orchid', 'value' : 0xDA70D6},
+ const {'name' : 'palegoldenrod', 'value' : 0xEEE8AA},
+ const {'name' : 'palegreen', 'value' : 0x98FB98},
+ const {'name' : 'paleturquoise', 'value' : 0xAFEEEE},
+ const {'name' : 'palevioletred', 'value' : 0xDB7093},
+ const {'name' : 'papayawhip', 'value' : 0xFFEFD5},
+ const {'name' : 'peachpuff', 'value' : 0xFFDAB9},
+ const {'name' : 'peru', 'value' : 0xCD853F},
+ const {'name' : 'pink', 'value' : 0xFFC0CB},
+ const {'name' : 'plum', 'value' : 0xDDA0DD},
+ const {'name' : 'powderblue', 'value' : 0xB0E0E6},
+ const {'name' : 'purple', 'value' : 0x800080},
+ const {'name' : 'red', 'value' : 0xFF0000},
+ const {'name' : 'rosybrown', 'value' : 0xBC8F8F},
+ const {'name' : 'royalblue', 'value' : 0x4169E1},
+ const {'name' : 'saddlebrown', 'value' : 0x8B4513},
+ const {'name' : 'salmon', 'value' : 0xFA8072},
+ const {'name' : 'sandybrown', 'value' : 0xF4A460},
+ const {'name' : 'seagreen', 'value' : 0x2E8B57},
+ const {'name' : 'seashell', 'value' : 0xFFF5EE},
+ const {'name' : 'sienna', 'value' : 0xA0522D},
+ const {'name' : 'silver', 'value' : 0xC0C0C0},
+ const {'name' : 'skyblue', 'value' : 0x87CEEB},
+ const {'name' : 'slateblue', 'value' : 0x6A5ACD},
+ const {'name' : 'slategray', 'value' : 0x708090},
+ const {'name' : 'slategrey', 'value' : 0x708090},
+ const {'name' : 'snow', 'value' : 0xFFFAFA},
+ const {'name' : 'springgreen', 'value' : 0x00FF7F},
+ const {'name' : 'steelblue', 'value' : 0x4682B4},
+ const {'name' : 'tan', 'value' : 0xD2B48C},
+ const {'name' : 'teal', 'value' : 0x008080},
+ const {'name' : 'thistle', 'value' : 0xD8BFD8},
+ const {'name' : 'tomato', 'value' : 0xFF6347},
+ const {'name' : 'turquoise', 'value' : 0x40E0D0},
+ const {'name' : 'violet', 'value' : 0xEE82EE},
+ const {'name' : 'wheat', 'value' : 0xF5DEB3},
+ const {'name' : 'white', 'value' : 0xFFFFFF},
+ const {'name' : 'whitesmoke', 'value' : 0xF5F5F5},
+ const {'name' : 'yellow', 'value' : 0xFFFF00},
+ const {'name' : 'yellowgreen', 'value' : 0x9ACD32},
+ ];
+
+ // TODO(terry): Should used Dart mirroring for parameter values and types
+ // especially for enumeration (e.g., counter's second parameter
+ // is list-style-type which is an enumerated list for ordering
+ // of a list 'circle', 'decimal', 'lower-roman', 'square', etc.
+ // see http://www.w3schools.com/cssref/pr_list-style-type.asp
+ // for list of possible values.
+
+ // List of valid CSS functions:
+ static const List<Map<String, Object>> _FUNCTIONS = const [
+ const {'name' : 'counter', 'info' : const {'params' : 2, 'expr' : false}},
+ const {'name' : 'attr', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'calc', 'info' : const {'params' : 1, 'expr' : true}},
+ const {'name' : 'min', 'info' : const {'params' : 2, 'expr' : true}},
+ const {'name' : 'max', 'info' : const {'params' : 2, 'expr' : true}},
+
+ // 2D functions:
+ const {'name' : 'translateX',
+ 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'translateY',
+ 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'translate', 'info' : const {'params' : 2, 'expr' : false}},
+ const {'name' : 'rotate', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'scaleX', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'scaleY', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'scale', 'info' : const {'params' : 2, 'expr' : false}},
+ const {'name' : 'skewX', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'skewY', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'skew', 'info' : const {'params' : 2, 'expr' : false}},
+ const {'name' : 'matrix', 'info' : const {'params' : 6, 'expr' : false}},
+
+ // 3D functions:
+ const {'name' : 'matrix3d', 'info' : const {'params' : 16, 'expr' : false}},
+ const {'name' : 'translate3d',
+ 'info' : const {'params' : 3, 'expr' : false}},
+ const {'name' : 'translateZ',
+ 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'scale3d', 'info' : const {'params' : 3, 'expr' : false}},
+ const {'name' : 'scaleZ', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'rotate3d', 'info' : const {'params' : 3, 'expr' : false}},
+ const {'name' : 'rotateX', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'rotateY', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'rotateZ', 'info' : const {'params' : 1, 'expr' : false}},
+ const {'name' : 'perspective',
+ 'info' : const {'params' : 1, 'expr' : false}},
+ ];
+
+ /**
+ * Check if name is a pre-defined CSS name. Used by error handler to report
+ * if name is unknown or used improperly.
+ */
+ static bool isPredefinedName(String name) {
+ var nameLen = name.length;
+ // TODO(terry): Add more pre-defined names (hidden, bolder, inherit, etc.).
+ if (matchUnits(name, 0, nameLen) == -1 ||
+ matchDirectives(name, 0, nameLen) == -1 ||
+ matchMarginDirectives(name, 0, nameLen) == -1 ||
+ matchColorName(name) == null) {
+ return false;
+ }
+
+ return true;
+ }
+
+ /** Return the token that matches the unit ident found. */
+ static int matchList(var identList, String tokenField, String text,
+ int offset, int length) {
+ for (final entry in identList) {
+ String ident = entry['value'];
+
+ if (length == ident.length) {
+ int idx = offset;
+ bool match = true;
+ for (int i = 0; i < ident.length; i++) {
+ int identChar = ident.codeUnitAt(i);
+ int char = text.codeUnitAt(idx++);
+ // Compare lowercase to lowercase then check if char is uppercase.
+ match = match && (char == identChar ||
+ ((char >= ASCII_UPPER_A && char <= ASCII_UPPER_Z) &&
+ (char + 32) == identChar));
+ if (!match) {
+ break;
+ }
+ }
+
+ if (match) {
+ // Completely matched; return the token for this unit.
+ return entry[tokenField];
+ }
+ }
+ }
+
+ return -1; // Not a unit token.
+ }
+
+ /** Return the token that matches the unit ident found. */
+ static int matchUnits(String text, int offset, int length) {
+ return matchList(_UNITS, 'unit', text, offset, length);
+ }
+
+ /** Return the token that matches the directive name found. */
+ static int matchDirectives(String text, int offset, int length) {
+ return matchList(_DIRECTIVES, 'type', text, offset, length);
+ }
+
+ /** Return the token that matches the margin directive name found. */
+ static int matchMarginDirectives(String text, int offset, int length) {
+ return matchList(MARGIN_DIRECTIVES, 'type', text, offset, length);
+ }
+
+ /** Return the token that matches the media operator found. */
+ static int matchMediaOperator(String text, int offset, int length) {
+ return matchList(MEDIA_OPERATORS, 'type', text, offset, length);
+ }
+
+ static String idToValue(var identList, int tokenId) {
+ for (var entry in identList) {
+ if (tokenId == entry['type']) {
+ return entry['value'];
+ }
+ }
+
+ return null;
+ }
+
+
+ /** Return the unit token as its pretty name. */
+ static String unitToString(int unitTokenToFind) {
+ if (unitTokenToFind == TokenKind.PERCENT) {
+ return '%';
+ } else {
+ for (final entry in _UNITS) {
+ int unit = entry['unit'];
+ if (unit == unitTokenToFind) {
+ return entry['value'];
+ }
+ }
+ }
+
+ return '<BAD UNIT>'; // Not a unit token.
+ }
+
+ /**
+ * Match color name, case insensitive match and return the associated color
+ * entry from _EXTENDED_COLOR_NAMES list, return [:null:] if not found.
+ */
+ static Map matchColorName(String text) {
+ var name = text.toLowerCase();
+ return _EXTENDED_COLOR_NAMES.
+ firstWhere((e) => e['name'] == name, orElse: () => null);
+ }
+
+ /** Return RGB value as [int] from a color entry in _EXTENDED_COLOR_NAMES. */
+ static int colorValue(Map entry) {
+ assert(entry != null);
+ return entry['value'];
+ }
+
+ static String hexToColorName(hexValue) {
+ for (final entry in _EXTENDED_COLOR_NAMES) {
+ if (entry['value'] == hexValue) {
+ return entry['name'];
+ }
+ }
+
+ return null;
+ }
+
+ static String decimalToHex(int number, [int minDigits = 1]) {
+ final String _HEX_DIGITS = '0123456789abcdef';
+
+ List<String> result = new List<String>();
+
+ int dividend = number >> 4;
+ int remain = number % 16;
+ result.add(_HEX_DIGITS[remain]);
+ while (dividend != 0) {
+ remain = dividend % 16;
+ dividend >>= 4;
+ result.add(_HEX_DIGITS[remain]);
+ }
+
+ StringBuffer invertResult = new StringBuffer();
+ int paddings = minDigits - result.length;
+ while (paddings-- > 0) {
+ invertResult.write('0');
+ }
+ for (int i = result.length - 1; i >= 0; i--) {
+ invertResult.write(result[i]);
+ }
+
+ return invertResult.toString();
+ }
+
+ static String kindToString(int kind) {
+ switch(kind) {
+ case TokenKind.UNUSED: return "ERROR";
+ case TokenKind.END_OF_FILE: return "end of file";
+ case TokenKind.LPAREN: return "(";
+ case TokenKind.RPAREN: return ")";
+ case TokenKind.LBRACK: return "[";
+ case TokenKind.RBRACK: return "]";
+ case TokenKind.LBRACE: return "{";
+ case TokenKind.RBRACE: return "}";
+ case TokenKind.DOT: return ".";
+ case TokenKind.SEMICOLON: return ";";
+ case TokenKind.AT: return "@";
+ case TokenKind.HASH: return "#";
+ case TokenKind.PLUS: return "+";
+ case TokenKind.GREATER: return ">";
+ case TokenKind.TILDE: return "~";
+ case TokenKind.ASTERISK: return "*";
+ case TokenKind.NAMESPACE: return "|";
+ case TokenKind.COLON: return ":";
+ case TokenKind.PRIVATE_NAME: return "_";
+ case TokenKind.COMMA: return ",";
+ case TokenKind.SPACE: return " ";
+ case TokenKind.TAB: return "\t";
+ case TokenKind.NEWLINE: return "\n";
+ case TokenKind.RETURN: return "\r";
+ case TokenKind.PERCENT: return "%";
+ case TokenKind.SINGLE_QUOTE: return "'";
+ case TokenKind.DOUBLE_QUOTE: return "\"";
+ case TokenKind.SLASH: return "/";
+ case TokenKind.EQUALS: return '=';
+ case TokenKind.CARET: return '^';
+ case TokenKind.DOLLAR: return '\$';
+ case TokenKind.LESS: return '<';
+ case TokenKind.BANG: return '!';
+ case TokenKind.MINUS: return '-';
+ case TokenKind.BACKSLASH: return '\\';
+ default:
+ throw "Unknown TOKEN";
+ }
+ }
+
+ static bool isKindIdentifier(int kind) {
+ switch(kind) {
+ // Synthesized tokens.
+ case TokenKind.DIRECTIVE_IMPORT:
+ case TokenKind.DIRECTIVE_MEDIA:
+ case TokenKind.DIRECTIVE_PAGE:
+ case TokenKind.DIRECTIVE_CHARSET:
+ case TokenKind.DIRECTIVE_STYLET:
+ case TokenKind.DIRECTIVE_KEYFRAMES:
+ case TokenKind.DIRECTIVE_WEB_KIT_KEYFRAMES:
+ case TokenKind.DIRECTIVE_MOZ_KEYFRAMES:
+ case TokenKind.DIRECTIVE_MS_KEYFRAMES:
+ case TokenKind.DIRECTIVE_O_KEYFRAMES:
+ case TokenKind.DIRECTIVE_FONTFACE:
+ case TokenKind.DIRECTIVE_NAMESPACE:
+ case TokenKind.DIRECTIVE_HOST:
+ case TokenKind.DIRECTIVE_MIXIN:
+ case TokenKind.DIRECTIVE_INCLUDE:
+ case TokenKind.DIRECTIVE_CONTENT:
+ case TokenKind.UNIT_EM:
+ case TokenKind.UNIT_EX:
+ case TokenKind.UNIT_LENGTH_PX:
+ case TokenKind.UNIT_LENGTH_CM:
+ case TokenKind.UNIT_LENGTH_MM:
+ case TokenKind.UNIT_LENGTH_IN:
+ case TokenKind.UNIT_LENGTH_PT:
+ case TokenKind.UNIT_LENGTH_PC:
+ case TokenKind.UNIT_ANGLE_DEG:
+ case TokenKind.UNIT_ANGLE_RAD:
+ case TokenKind.UNIT_ANGLE_GRAD:
+ case TokenKind.UNIT_TIME_MS:
+ case TokenKind.UNIT_TIME_S:
+ case TokenKind.UNIT_FREQ_HZ:
+ case TokenKind.UNIT_FREQ_KHZ:
+ case TokenKind.UNIT_FRACTION:
+ return true;
+ default:
+ return false;
+ }
+ }
+
+ static bool isIdentifier(int kind) {
+ return kind == IDENTIFIER ;
+ }
+}
+
+// Note: these names should match TokenKind names
+class TokenChar {
+ static const int UNUSED = -1;
+ static const int END_OF_FILE = 0;
+ static const int LPAREN = 0x28; // "(".codeUnitAt(0)
+ static const int RPAREN = 0x29; // ")".codeUnitAt(0)
+ static const int LBRACK = 0x5b; // "[".codeUnitAt(0)
+ static const int RBRACK = 0x5d; // "]".codeUnitAt(0)
+ static const int LBRACE = 0x7b; // "{".codeUnitAt(0)
+ static const int RBRACE = 0x7d; // "}".codeUnitAt(0)
+ static const int DOT = 0x2e; // ".".codeUnitAt(0)
+ static const int SEMICOLON = 0x3b; // ";".codeUnitAt(0)
+ static const int AT = 0x40; // "@".codeUnitAt(0)
+ static const int HASH = 0x23; // "#".codeUnitAt(0)
+ static const int PLUS = 0x2b; // "+".codeUnitAt(0)
+ static const int GREATER = 0x3e; // ">".codeUnitAt(0)
+ static const int TILDE = 0x7e; // "~".codeUnitAt(0)
+ static const int ASTERISK = 0x2a; // "*".codeUnitAt(0)
+ static const int NAMESPACE = 0x7c; // "|".codeUnitAt(0)
+ static const int COLON = 0x3a; // ":".codeUnitAt(0)
+ static const int PRIVATE_NAME = 0x5f; // "_".codeUnitAt(0)
+ static const int COMMA = 0x2c; // ",".codeUnitAt(0)
+ static const int SPACE = 0x20; // " ".codeUnitAt(0)
+ static const int TAB = 0x9; // "\t".codeUnitAt(0)
+ static const int NEWLINE = 0xa; // "\n".codeUnitAt(0)
+ static const int RETURN = 0xd; // "\r".codeUnitAt(0)
+ static const int BACKSPACE = 0x8; // "/b".codeUnitAt(0)
+ static const int FF = 0xc; // "/f".codeUnitAt(0)
+ static const int VT = 0xb; // "/v".codeUnitAt(0)
+ static const int PERCENT = 0x25; // "%".codeUnitAt(0)
+ static const int SINGLE_QUOTE = 0x27; // "'".codeUnitAt(0)
+ static const int DOUBLE_QUOTE = 0x22; // '"'.codeUnitAt(0)
+ static const int SLASH = 0x2f; // "/".codeUnitAt(0)
+ static const int EQUALS = 0x3d; // "=".codeUnitAt(0)
+ static const int OR = 0x7c; // "|".codeUnitAt(0)
+ static const int CARET = 0x5e; // "^".codeUnitAt(0)
+ static const int DOLLAR = 0x24; // "\$".codeUnitAt(0)
+ static const int LESS = 0x3c; // "<".codeUnitAt(0)
+ static const int BANG = 0x21; // "!".codeUnitAt(0)
+ static const int MINUS = 0x2d; // "-".codeUnitAt(0)
+ static const int BACKSLASH = 0x5c; // "\".codeUnitAt(0)
+ static const int AMPERSAND = 0x26; // "&".codeUnitAt(0)
+}
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