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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 part of csslib.parser; | |
| 6 | |
| 7 // TODO(terry): Need to be consistent with tokens either they're ASCII tokens | |
| 8 // e.g., ASTERISK or they're CSS e.g., PSEUDO, COMBINATOR_*. | |
| 9 class TokenKind { | |
| 10 // Common shared tokens used in TokenizerBase. | |
| 11 static const int UNUSED = 0; // Unused place holder... | |
| 12 static const int END_OF_FILE = 1; // EOF | |
| 13 static const int LPAREN = 2; // ( | |
| 14 static const int RPAREN = 3; // ) | |
| 15 static const int LBRACK = 4; // [ | |
| 16 static const int RBRACK = 5; // ] | |
| 17 static const int LBRACE = 6; // { | |
| 18 static const int RBRACE = 7; // } | |
| 19 static const int DOT = 8; // . | |
| 20 static const int SEMICOLON = 9; // ; | |
| 21 | |
| 22 // Unique tokens for CSS. | |
| 23 static const int AT = 10; // @ | |
| 24 static const int HASH = 11; // # | |
| 25 static const int PLUS = 12; // + | |
| 26 static const int GREATER = 13; // > | |
| 27 static const int TILDE = 14; // ~ | |
| 28 static const int ASTERISK = 15; // * | |
| 29 static const int NAMESPACE = 16; // | | |
| 30 static const int COLON = 17; // : | |
| 31 static const int PRIVATE_NAME = 18; // _ prefix private class or id | |
| 32 static const int COMMA = 19; // , | |
| 33 static const int SPACE = 20; | |
| 34 static const int TAB = 21; // /t | |
| 35 static const int NEWLINE = 22; // /n | |
| 36 static const int RETURN = 23; // /r | |
| 37 static const int PERCENT = 24; // % | |
| 38 static const int SINGLE_QUOTE = 25; // ' | |
| 39 static const int DOUBLE_QUOTE = 26; // " | |
| 40 static const int SLASH = 27; // / | |
| 41 static const int EQUALS = 28; // = | |
| 42 static const int CARET = 30; // ^ | |
| 43 static const int DOLLAR = 31; // $ | |
| 44 static const int LESS = 32; // < | |
| 45 static const int BANG = 33; // ! | |
| 46 static const int MINUS = 34; // - | |
| 47 static const int BACKSLASH = 35; // \ | |
| 48 static const int AMPERSAND = 36; // & | |
| 49 | |
| 50 // WARNING: Tokens from this point and above must have the corresponding ASCII | |
| 51 // character in the TokenChar list at the bottom of this file. The | |
| 52 // order of the above tokens should be the same order as TokenChar. | |
| 53 | |
| 54 /** [TokenKind] representing integer tokens. */ | |
| 55 static const int INTEGER = 60; | |
| 56 | |
| 57 /** [TokenKind] representing hex integer tokens. */ | |
| 58 static const int HEX_INTEGER = 61; | |
| 59 | |
| 60 /** [TokenKind] representing double tokens. */ | |
| 61 static const int DOUBLE = 62; | |
| 62 | |
| 63 /** [TokenKind] representing whitespace tokens. */ | |
| 64 static const int WHITESPACE = 63; | |
| 65 | |
| 66 /** [TokenKind] representing comment tokens. */ | |
| 67 static const int COMMENT = 64; | |
| 68 | |
| 69 /** [TokenKind] representing error tokens. */ | |
| 70 static const int ERROR = 65; | |
| 71 | |
| 72 /** [TokenKind] representing incomplete string tokens. */ | |
| 73 static const int INCOMPLETE_STRING = 66; | |
| 74 | |
| 75 /** [TokenKind] representing incomplete comment tokens. */ | |
| 76 static const int INCOMPLETE_COMMENT = 67; | |
| 77 | |
| 78 static const int VAR_DEFINITION = 400; // var-NNN-NNN | |
| 79 static const int VAR_USAGE = 401; // var(NNN-NNN [,default]) | |
| 80 | |
| 81 // Synthesized Tokens (no character associated with TOKEN). | |
| 82 static const int STRING = 500; | |
| 83 static const int STRING_PART = 501; | |
| 84 static const int NUMBER = 502; | |
| 85 static const int HEX_NUMBER = 503; | |
| 86 static const int HTML_COMMENT = 504; // <!-- | |
| 87 static const int IMPORTANT = 505; // !important | |
| 88 static const int CDATA_START = 506; // <![CDATA[ | |
| 89 static const int CDATA_END = 507; // ]]> | |
| 90 // U+uNumber[-U+uNumber] | |
| 91 // uNumber = 0..10FFFF | ?[?]* | |
| 92 static const int UNICODE_RANGE = 508; | |
| 93 static const int HEX_RANGE = 509; // ? in the hex range | |
| 94 static const int IDENTIFIER = 511; | |
| 95 | |
| 96 // Uniquely synthesized tokens for CSS. | |
| 97 static const int SELECTOR_EXPRESSION = 512; | |
| 98 static const int COMBINATOR_NONE = 513; | |
| 99 static const int COMBINATOR_DESCENDANT = 514; // Space combinator | |
| 100 static const int COMBINATOR_PLUS = 515; // + combinator | |
| 101 static const int COMBINATOR_GREATER = 516; // > combinator | |
| 102 static const int COMBINATOR_TILDE = 517; // ~ combinator | |
| 103 | |
| 104 static const int UNARY_OP_NONE = 518; // No unary operator present. | |
| 105 | |
| 106 // Attribute match types: | |
| 107 static const int INCLUDES = 530; // '~=' | |
| 108 static const int DASH_MATCH = 531; // '|=' | |
| 109 static const int PREFIX_MATCH = 532; // '^=' | |
| 110 static const int SUFFIX_MATCH = 533; // '$=' | |
| 111 static const int SUBSTRING_MATCH = 534; // '*=' | |
| 112 static const int NO_MATCH = 535; // No operator. | |
| 113 | |
| 114 // Unit types: | |
| 115 static const int UNIT_EM = 600; | |
| 116 static const int UNIT_EX = 601; | |
| 117 static const int UNIT_LENGTH_PX = 602; | |
| 118 static const int UNIT_LENGTH_CM = 603; | |
| 119 static const int UNIT_LENGTH_MM = 604; | |
| 120 static const int UNIT_LENGTH_IN = 605; | |
| 121 static const int UNIT_LENGTH_PT = 606; | |
| 122 static const int UNIT_LENGTH_PC = 607; | |
| 123 static const int UNIT_ANGLE_DEG = 608; | |
| 124 static const int UNIT_ANGLE_RAD = 609; | |
| 125 static const int UNIT_ANGLE_GRAD = 610; | |
| 126 static const int UNIT_ANGLE_TURN = 611; | |
| 127 static const int UNIT_TIME_MS = 612; | |
| 128 static const int UNIT_TIME_S = 613; | |
| 129 static const int UNIT_FREQ_HZ = 614; | |
| 130 static const int UNIT_FREQ_KHZ = 615; | |
| 131 static const int UNIT_PERCENT = 616; | |
| 132 static const int UNIT_FRACTION = 617; | |
| 133 static const int UNIT_RESOLUTION_DPI = 618; | |
| 134 static const int UNIT_RESOLUTION_DPCM = 619; | |
| 135 static const int UNIT_RESOLUTION_DPPX = 620; | |
| 136 static const int UNIT_CH = 621; // Measure of "0" U+0030 glyph. | |
| 137 static const int UNIT_REM = 622; // computed value ‘font-size’ on root elem. | |
| 138 static const int UNIT_VIEWPORT_VW = 623; | |
| 139 static const int UNIT_VIEWPORT_VH = 624; | |
| 140 static const int UNIT_VIEWPORT_VMIN = 625; | |
| 141 static const int UNIT_VIEWPORT_VMAX = 626; | |
| 142 | |
| 143 // Directives (@nnnn) | |
| 144 static const int DIRECTIVE_NONE = 640; | |
| 145 static const int DIRECTIVE_IMPORT = 641; | |
| 146 static const int DIRECTIVE_MEDIA = 642; | |
| 147 static const int DIRECTIVE_PAGE = 643; | |
| 148 static const int DIRECTIVE_CHARSET = 644; | |
| 149 static const int DIRECTIVE_STYLET = 645; | |
| 150 static const int DIRECTIVE_KEYFRAMES = 646; | |
| 151 static const int DIRECTIVE_WEB_KIT_KEYFRAMES = 647; | |
| 152 static const int DIRECTIVE_MOZ_KEYFRAMES = 648; | |
| 153 static const int DIRECTIVE_MS_KEYFRAMES = 649; | |
| 154 static const int DIRECTIVE_O_KEYFRAMES = 650; | |
| 155 static const int DIRECTIVE_FONTFACE = 651; | |
| 156 static const int DIRECTIVE_NAMESPACE = 652; | |
| 157 static const int DIRECTIVE_HOST = 653; | |
| 158 static const int DIRECTIVE_MIXIN = 654; | |
| 159 static const int DIRECTIVE_INCLUDE = 655; | |
| 160 static const int DIRECTIVE_CONTENT = 656; | |
| 161 static const int DIRECTIVE_EXTEND = 657; | |
| 162 | |
| 163 // Media query operators | |
| 164 static const int MEDIA_OP_ONLY = 665; // Unary. | |
| 165 static const int MEDIA_OP_NOT = 666; // Unary. | |
| 166 static const int MEDIA_OP_AND = 667; // Binary. | |
| 167 | |
| 168 // Directives inside of a @page (margin sym). | |
| 169 static const int MARGIN_DIRECTIVE_TOPLEFTCORNER = 670; | |
| 170 static const int MARGIN_DIRECTIVE_TOPLEFT = 671; | |
| 171 static const int MARGIN_DIRECTIVE_TOPCENTER = 672; | |
| 172 static const int MARGIN_DIRECTIVE_TOPRIGHT = 673; | |
| 173 static const int MARGIN_DIRECTIVE_TOPRIGHTCORNER = 674; | |
| 174 static const int MARGIN_DIRECTIVE_BOTTOMLEFTCORNER = 675; | |
| 175 static const int MARGIN_DIRECTIVE_BOTTOMLEFT = 676; | |
| 176 static const int MARGIN_DIRECTIVE_BOTTOMCENTER = 677; | |
| 177 static const int MARGIN_DIRECTIVE_BOTTOMRIGHT = 678; | |
| 178 static const int MARGIN_DIRECTIVE_BOTTOMRIGHTCORNER = 679; | |
| 179 static const int MARGIN_DIRECTIVE_LEFTTOP = 680; | |
| 180 static const int MARGIN_DIRECTIVE_LEFTMIDDLE = 681; | |
| 181 static const int MARGIN_DIRECTIVE_LEFTBOTTOM = 682; | |
| 182 static const int MARGIN_DIRECTIVE_RIGHTTOP = 683; | |
| 183 static const int MARGIN_DIRECTIVE_RIGHTMIDDLE = 684; | |
| 184 static const int MARGIN_DIRECTIVE_RIGHTBOTTOM = 685; | |
| 185 | |
| 186 // Simple selector type. | |
| 187 static const int CLASS_NAME = 700; // .class | |
| 188 static const int ELEMENT_NAME = 701; // tagName | |
| 189 static const int HASH_NAME = 702; // #elementId | |
| 190 static const int ATTRIBUTE_NAME = 703; // [attrib] | |
| 191 static const int PSEUDO_ELEMENT_NAME = 704; // ::pseudoElement | |
| 192 static const int PSEUDO_CLASS_NAME = 705; // :pseudoClass | |
| 193 static const int NEGATION = 706; // NOT | |
| 194 | |
| 195 static const List<Map<int, String>> _DIRECTIVES = const [ | |
| 196 const {'type': TokenKind.DIRECTIVE_IMPORT, 'value': 'import'}, | |
| 197 const {'type': TokenKind.DIRECTIVE_MEDIA, 'value': 'media'}, | |
| 198 const {'type': TokenKind.DIRECTIVE_PAGE, 'value': 'page'}, | |
| 199 const {'type': TokenKind.DIRECTIVE_CHARSET, 'value': 'charset'}, | |
| 200 const {'type': TokenKind.DIRECTIVE_STYLET, 'value': 'stylet'}, | |
| 201 const {'type': TokenKind.DIRECTIVE_KEYFRAMES, 'value': 'keyframes'}, | |
| 202 const { | |
| 203 'type': TokenKind.DIRECTIVE_WEB_KIT_KEYFRAMES, | |
| 204 'value': '-webkit-keyframes' | |
| 205 }, | |
| 206 const { | |
| 207 'type': TokenKind.DIRECTIVE_MOZ_KEYFRAMES, | |
| 208 'value': '-moz-keyframes' | |
| 209 }, | |
| 210 const {'type': TokenKind.DIRECTIVE_MS_KEYFRAMES, 'value': '-ms-keyframes'}, | |
| 211 const {'type': TokenKind.DIRECTIVE_O_KEYFRAMES, 'value': '-o-keyframes'}, | |
| 212 const {'type': TokenKind.DIRECTIVE_FONTFACE, 'value': 'font-face'}, | |
| 213 const {'type': TokenKind.DIRECTIVE_NAMESPACE, 'value': 'namespace'}, | |
| 214 const {'type': TokenKind.DIRECTIVE_HOST, 'value': 'host'}, | |
| 215 const {'type': TokenKind.DIRECTIVE_MIXIN, 'value': 'mixin'}, | |
| 216 const {'type': TokenKind.DIRECTIVE_INCLUDE, 'value': 'include'}, | |
| 217 const {'type': TokenKind.DIRECTIVE_CONTENT, 'value': 'content'}, | |
| 218 const {'type': TokenKind.DIRECTIVE_EXTEND, 'value': 'extend'}, | |
| 219 ]; | |
| 220 | |
| 221 static const List<Map<int, String>> MEDIA_OPERATORS = const [ | |
| 222 const {'type': TokenKind.MEDIA_OP_ONLY, 'value': 'only'}, | |
| 223 const {'type': TokenKind.MEDIA_OP_NOT, 'value': 'not'}, | |
| 224 const {'type': TokenKind.MEDIA_OP_AND, 'value': 'and'}, | |
| 225 ]; | |
| 226 | |
| 227 static const List<Map<int, String>> MARGIN_DIRECTIVES = const [ | |
| 228 const { | |
| 229 'type': TokenKind.MARGIN_DIRECTIVE_TOPLEFTCORNER, | |
| 230 'value': 'top-left-corner' | |
| 231 }, | |
| 232 const {'type': TokenKind.MARGIN_DIRECTIVE_TOPLEFT, 'value': 'top-left'}, | |
| 233 const {'type': TokenKind.MARGIN_DIRECTIVE_TOPCENTER, 'value': 'top-center'}, | |
| 234 const {'type': TokenKind.MARGIN_DIRECTIVE_TOPRIGHT, 'value': 'top-right'}, | |
| 235 const { | |
| 236 'type': TokenKind.MARGIN_DIRECTIVE_TOPRIGHTCORNER, | |
| 237 'value': 'top-right-corner' | |
| 238 }, | |
| 239 const { | |
| 240 'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMLEFTCORNER, | |
| 241 'value': 'bottom-left-corner' | |
| 242 }, | |
| 243 const { | |
| 244 'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMLEFT, | |
| 245 'value': 'bottom-left' | |
| 246 }, | |
| 247 const { | |
| 248 'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMCENTER, | |
| 249 'value': 'bottom-center' | |
| 250 }, | |
| 251 const { | |
| 252 'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMRIGHT, | |
| 253 'value': 'bottom-right' | |
| 254 }, | |
| 255 const { | |
| 256 'type': TokenKind.MARGIN_DIRECTIVE_BOTTOMRIGHTCORNER, | |
| 257 'value': 'bottom-right-corner' | |
| 258 }, | |
| 259 const {'type': TokenKind.MARGIN_DIRECTIVE_LEFTTOP, 'value': 'left-top'}, | |
| 260 const { | |
| 261 'type': TokenKind.MARGIN_DIRECTIVE_LEFTMIDDLE, | |
| 262 'value': 'left-middle' | |
| 263 }, | |
| 264 const { | |
| 265 'type': TokenKind.MARGIN_DIRECTIVE_LEFTBOTTOM, | |
| 266 'value': 'right-bottom' | |
| 267 }, | |
| 268 const {'type': TokenKind.MARGIN_DIRECTIVE_RIGHTTOP, 'value': 'right-top'}, | |
| 269 const { | |
| 270 'type': TokenKind.MARGIN_DIRECTIVE_RIGHTMIDDLE, | |
| 271 'value': 'right-middle' | |
| 272 }, | |
| 273 const { | |
| 274 'type': TokenKind.MARGIN_DIRECTIVE_RIGHTBOTTOM, | |
| 275 'value': 'right-bottom' | |
| 276 }, | |
| 277 ]; | |
| 278 | |
| 279 static const List<Map> _UNITS = const [ | |
| 280 const {'unit': TokenKind.UNIT_EM, 'value': 'em'}, | |
| 281 const {'unit': TokenKind.UNIT_EX, 'value': 'ex'}, | |
| 282 const {'unit': TokenKind.UNIT_LENGTH_PX, 'value': 'px'}, | |
| 283 const {'unit': TokenKind.UNIT_LENGTH_CM, 'value': 'cm'}, | |
| 284 const {'unit': TokenKind.UNIT_LENGTH_MM, 'value': 'mm'}, | |
| 285 const {'unit': TokenKind.UNIT_LENGTH_IN, 'value': 'in'}, | |
| 286 const {'unit': TokenKind.UNIT_LENGTH_PT, 'value': 'pt'}, | |
| 287 const {'unit': TokenKind.UNIT_LENGTH_PC, 'value': 'pc'}, | |
| 288 const {'unit': TokenKind.UNIT_ANGLE_DEG, 'value': 'deg'}, | |
| 289 const {'unit': TokenKind.UNIT_ANGLE_RAD, 'value': 'rad'}, | |
| 290 const {'unit': TokenKind.UNIT_ANGLE_GRAD, 'value': 'grad'}, | |
| 291 const {'unit': TokenKind.UNIT_ANGLE_TURN, 'value': 'turn'}, | |
| 292 const {'unit': TokenKind.UNIT_TIME_MS, 'value': 'ms'}, | |
| 293 const {'unit': TokenKind.UNIT_TIME_S, 'value': 's'}, | |
| 294 const {'unit': TokenKind.UNIT_FREQ_HZ, 'value': 'hz'}, | |
| 295 const {'unit': TokenKind.UNIT_FREQ_KHZ, 'value': 'khz'}, | |
| 296 const {'unit': TokenKind.UNIT_FRACTION, 'value': 'fr'}, | |
| 297 const {'unit': TokenKind.UNIT_RESOLUTION_DPI, 'value': 'dpi'}, | |
| 298 const {'unit': TokenKind.UNIT_RESOLUTION_DPCM, 'value': 'dpcm'}, | |
| 299 const {'unit': TokenKind.UNIT_RESOLUTION_DPPX, 'value': 'dppx'}, | |
| 300 const {'unit': TokenKind.UNIT_CH, 'value': 'ch'}, | |
| 301 const {'unit': TokenKind.UNIT_REM, 'value': 'rem'}, | |
| 302 const {'unit': TokenKind.UNIT_VIEWPORT_VW, 'value': 'vw'}, | |
| 303 const {'unit': TokenKind.UNIT_VIEWPORT_VH, 'value': 'vh'}, | |
| 304 const {'unit': TokenKind.UNIT_VIEWPORT_VMIN, 'value': 'vmin'}, | |
| 305 const {'unit': TokenKind.UNIT_VIEWPORT_VMAX, 'value': 'vmax'}, | |
| 306 ]; | |
| 307 | |
| 308 // Some more constants: | |
| 309 static const int ASCII_UPPER_A = 65; // ASCII value for uppercase A | |
| 310 static const int ASCII_UPPER_Z = 90; // ASCII value for uppercase Z | |
| 311 | |
| 312 // Extended color keywords: | |
| 313 static const List<Map> _EXTENDED_COLOR_NAMES = const [ | |
| 314 const {'name': 'aliceblue', 'value': 0xF08FF}, | |
| 315 const {'name': 'antiquewhite', 'value': 0xFAEBD7}, | |
| 316 const {'name': 'aqua', 'value': 0x00FFFF}, | |
| 317 const {'name': 'aquamarine', 'value': 0x7FFFD4}, | |
| 318 const {'name': 'azure', 'value': 0xF0FFFF}, | |
| 319 const {'name': 'beige', 'value': 0xF5F5DC}, | |
| 320 const {'name': 'bisque', 'value': 0xFFE4C4}, | |
| 321 const {'name': 'black', 'value': 0x000000}, | |
| 322 const {'name': 'blanchedalmond', 'value': 0xFFEBCD}, | |
| 323 const {'name': 'blue', 'value': 0x0000FF}, | |
| 324 const {'name': 'blueviolet', 'value': 0x8A2BE2}, | |
| 325 const {'name': 'brown', 'value': 0xA52A2A}, | |
| 326 const {'name': 'burlywood', 'value': 0xDEB887}, | |
| 327 const {'name': 'cadetblue', 'value': 0x5F9EA0}, | |
| 328 const {'name': 'chartreuse', 'value': 0x7FFF00}, | |
| 329 const {'name': 'chocolate', 'value': 0xD2691E}, | |
| 330 const {'name': 'coral', 'value': 0xFF7F50}, | |
| 331 const {'name': 'cornflowerblue', 'value': 0x6495ED}, | |
| 332 const {'name': 'cornsilk', 'value': 0xFFF8DC}, | |
| 333 const {'name': 'crimson', 'value': 0xDC143C}, | |
| 334 const {'name': 'cyan', 'value': 0x00FFFF}, | |
| 335 const {'name': 'darkblue', 'value': 0x00008B}, | |
| 336 const {'name': 'darkcyan', 'value': 0x008B8B}, | |
| 337 const {'name': 'darkgoldenrod', 'value': 0xB8860B}, | |
| 338 const {'name': 'darkgray', 'value': 0xA9A9A9}, | |
| 339 const {'name': 'darkgreen', 'value': 0x006400}, | |
| 340 const {'name': 'darkgrey', 'value': 0xA9A9A9}, | |
| 341 const {'name': 'darkkhaki', 'value': 0xBDB76B}, | |
| 342 const {'name': 'darkmagenta', 'value': 0x8B008B}, | |
| 343 const {'name': 'darkolivegreen', 'value': 0x556B2F}, | |
| 344 const {'name': 'darkorange', 'value': 0xFF8C00}, | |
| 345 const {'name': 'darkorchid', 'value': 0x9932CC}, | |
| 346 const {'name': 'darkred', 'value': 0x8B0000}, | |
| 347 const {'name': 'darksalmon', 'value': 0xE9967A}, | |
| 348 const {'name': 'darkseagreen', 'value': 0x8FBC8F}, | |
| 349 const {'name': 'darkslateblue', 'value': 0x483D8B}, | |
| 350 const {'name': 'darkslategray', 'value': 0x2F4F4F}, | |
| 351 const {'name': 'darkslategrey', 'value': 0x2F4F4F}, | |
| 352 const {'name': 'darkturquoise', 'value': 0x00CED1}, | |
| 353 const {'name': 'darkviolet', 'value': 0x9400D3}, | |
| 354 const {'name': 'deeppink', 'value': 0xFF1493}, | |
| 355 const {'name': 'deepskyblue', 'value': 0x00BFFF}, | |
| 356 const {'name': 'dimgray', 'value': 0x696969}, | |
| 357 const {'name': 'dimgrey', 'value': 0x696969}, | |
| 358 const {'name': 'dodgerblue', 'value': 0x1E90FF}, | |
| 359 const {'name': 'firebrick', 'value': 0xB22222}, | |
| 360 const {'name': 'floralwhite', 'value': 0xFFFAF0}, | |
| 361 const {'name': 'forestgreen', 'value': 0x228B22}, | |
| 362 const {'name': 'fuchsia', 'value': 0xFF00FF}, | |
| 363 const {'name': 'gainsboro', 'value': 0xDCDCDC}, | |
| 364 const {'name': 'ghostwhite', 'value': 0xF8F8FF}, | |
| 365 const {'name': 'gold', 'value': 0xFFD700}, | |
| 366 const {'name': 'goldenrod', 'value': 0xDAA520}, | |
| 367 const {'name': 'gray', 'value': 0x808080}, | |
| 368 const {'name': 'green', 'value': 0x008000}, | |
| 369 const {'name': 'greenyellow', 'value': 0xADFF2F}, | |
| 370 const {'name': 'grey', 'value': 0x808080}, | |
| 371 const {'name': 'honeydew', 'value': 0xF0FFF0}, | |
| 372 const {'name': 'hotpink', 'value': 0xFF69B4}, | |
| 373 const {'name': 'indianred', 'value': 0xCD5C5C}, | |
| 374 const {'name': 'indigo', 'value': 0x4B0082}, | |
| 375 const {'name': 'ivory', 'value': 0xFFFFF0}, | |
| 376 const {'name': 'khaki', 'value': 0xF0E68C}, | |
| 377 const {'name': 'lavender', 'value': 0xE6E6FA}, | |
| 378 const {'name': 'lavenderblush', 'value': 0xFFF0F5}, | |
| 379 const {'name': 'lawngreen', 'value': 0x7CFC00}, | |
| 380 const {'name': 'lemonchiffon', 'value': 0xFFFACD}, | |
| 381 const {'name': 'lightblue', 'value': 0xADD8E6}, | |
| 382 const {'name': 'lightcoral', 'value': 0xF08080}, | |
| 383 const {'name': 'lightcyan', 'value': 0xE0FFFF}, | |
| 384 const {'name': 'lightgoldenrodyellow', 'value': 0xFAFAD2}, | |
| 385 const {'name': 'lightgray', 'value': 0xD3D3D3}, | |
| 386 const {'name': 'lightgreen', 'value': 0x90EE90}, | |
| 387 const {'name': 'lightgrey', 'value': 0xD3D3D3}, | |
| 388 const {'name': 'lightpink', 'value': 0xFFB6C1}, | |
| 389 const {'name': 'lightsalmon', 'value': 0xFFA07A}, | |
| 390 const {'name': 'lightseagreen', 'value': 0x20B2AA}, | |
| 391 const {'name': 'lightskyblue', 'value': 0x87CEFA}, | |
| 392 const {'name': 'lightslategray', 'value': 0x778899}, | |
| 393 const {'name': 'lightslategrey', 'value': 0x778899}, | |
| 394 const {'name': 'lightsteelblue', 'value': 0xB0C4DE}, | |
| 395 const {'name': 'lightyellow', 'value': 0xFFFFE0}, | |
| 396 const {'name': 'lime', 'value': 0x00FF00}, | |
| 397 const {'name': 'limegreen', 'value': 0x32CD32}, | |
| 398 const {'name': 'linen', 'value': 0xFAF0E6}, | |
| 399 const {'name': 'magenta', 'value': 0xFF00FF}, | |
| 400 const {'name': 'maroon', 'value': 0x800000}, | |
| 401 const {'name': 'mediumaquamarine', 'value': 0x66CDAA}, | |
| 402 const {'name': 'mediumblue', 'value': 0x0000CD}, | |
| 403 const {'name': 'mediumorchid', 'value': 0xBA55D3}, | |
| 404 const {'name': 'mediumpurple', 'value': 0x9370DB}, | |
| 405 const {'name': 'mediumseagreen', 'value': 0x3CB371}, | |
| 406 const {'name': 'mediumslateblue', 'value': 0x7B68EE}, | |
| 407 const {'name': 'mediumspringgreen', 'value': 0x00FA9A}, | |
| 408 const {'name': 'mediumturquoise', 'value': 0x48D1CC}, | |
| 409 const {'name': 'mediumvioletred', 'value': 0xC71585}, | |
| 410 const {'name': 'midnightblue', 'value': 0x191970}, | |
| 411 const {'name': 'mintcream', 'value': 0xF5FFFA}, | |
| 412 const {'name': 'mistyrose', 'value': 0xFFE4E1}, | |
| 413 const {'name': 'moccasin', 'value': 0xFFE4B5}, | |
| 414 const {'name': 'navajowhite', 'value': 0xFFDEAD}, | |
| 415 const {'name': 'navy', 'value': 0x000080}, | |
| 416 const {'name': 'oldlace', 'value': 0xFDF5E6}, | |
| 417 const {'name': 'olive', 'value': 0x808000}, | |
| 418 const {'name': 'olivedrab', 'value': 0x6B8E23}, | |
| 419 const {'name': 'orange', 'value': 0xFFA500}, | |
| 420 const {'name': 'orangered', 'value': 0xFF4500}, | |
| 421 const {'name': 'orchid', 'value': 0xDA70D6}, | |
| 422 const {'name': 'palegoldenrod', 'value': 0xEEE8AA}, | |
| 423 const {'name': 'palegreen', 'value': 0x98FB98}, | |
| 424 const {'name': 'paleturquoise', 'value': 0xAFEEEE}, | |
| 425 const {'name': 'palevioletred', 'value': 0xDB7093}, | |
| 426 const {'name': 'papayawhip', 'value': 0xFFEFD5}, | |
| 427 const {'name': 'peachpuff', 'value': 0xFFDAB9}, | |
| 428 const {'name': 'peru', 'value': 0xCD853F}, | |
| 429 const {'name': 'pink', 'value': 0xFFC0CB}, | |
| 430 const {'name': 'plum', 'value': 0xDDA0DD}, | |
| 431 const {'name': 'powderblue', 'value': 0xB0E0E6}, | |
| 432 const {'name': 'purple', 'value': 0x800080}, | |
| 433 const {'name': 'red', 'value': 0xFF0000}, | |
| 434 const {'name': 'rosybrown', 'value': 0xBC8F8F}, | |
| 435 const {'name': 'royalblue', 'value': 0x4169E1}, | |
| 436 const {'name': 'saddlebrown', 'value': 0x8B4513}, | |
| 437 const {'name': 'salmon', 'value': 0xFA8072}, | |
| 438 const {'name': 'sandybrown', 'value': 0xF4A460}, | |
| 439 const {'name': 'seagreen', 'value': 0x2E8B57}, | |
| 440 const {'name': 'seashell', 'value': 0xFFF5EE}, | |
| 441 const {'name': 'sienna', 'value': 0xA0522D}, | |
| 442 const {'name': 'silver', 'value': 0xC0C0C0}, | |
| 443 const {'name': 'skyblue', 'value': 0x87CEEB}, | |
| 444 const {'name': 'slateblue', 'value': 0x6A5ACD}, | |
| 445 const {'name': 'slategray', 'value': 0x708090}, | |
| 446 const {'name': 'slategrey', 'value': 0x708090}, | |
| 447 const {'name': 'snow', 'value': 0xFFFAFA}, | |
| 448 const {'name': 'springgreen', 'value': 0x00FF7F}, | |
| 449 const {'name': 'steelblue', 'value': 0x4682B4}, | |
| 450 const {'name': 'tan', 'value': 0xD2B48C}, | |
| 451 const {'name': 'teal', 'value': 0x008080}, | |
| 452 const {'name': 'thistle', 'value': 0xD8BFD8}, | |
| 453 const {'name': 'tomato', 'value': 0xFF6347}, | |
| 454 const {'name': 'turquoise', 'value': 0x40E0D0}, | |
| 455 const {'name': 'violet', 'value': 0xEE82EE}, | |
| 456 const {'name': 'wheat', 'value': 0xF5DEB3}, | |
| 457 const {'name': 'white', 'value': 0xFFFFFF}, | |
| 458 const {'name': 'whitesmoke', 'value': 0xF5F5F5}, | |
| 459 const {'name': 'yellow', 'value': 0xFFFF00}, | |
| 460 const {'name': 'yellowgreen', 'value': 0x9ACD32}, | |
| 461 ]; | |
| 462 | |
| 463 // TODO(terry): Should used Dart mirroring for parameter values and types | |
| 464 // especially for enumeration (e.g., counter's second parameter | |
| 465 // is list-style-type which is an enumerated list for ordering | |
| 466 // of a list 'circle', 'decimal', 'lower-roman', 'square', etc. | |
| 467 // see http://www.w3schools.com/cssref/pr_list-style-type.asp | |
| 468 // for list of possible values. | |
| 469 | |
| 470 /** | |
| 471 * Check if name is a pre-defined CSS name. Used by error handler to report | |
| 472 * if name is unknown or used improperly. | |
| 473 */ | |
| 474 static bool isPredefinedName(String name) { | |
| 475 var nameLen = name.length; | |
| 476 // TODO(terry): Add more pre-defined names (hidden, bolder, inherit, etc.). | |
| 477 if (matchUnits(name, 0, nameLen) == -1 || | |
| 478 matchDirectives(name, 0, nameLen) == -1 || | |
| 479 matchMarginDirectives(name, 0, nameLen) == -1 || | |
| 480 matchColorName(name) == null) { | |
| 481 return false; | |
| 482 } | |
| 483 | |
| 484 return true; | |
| 485 } | |
| 486 | |
| 487 /** Return the token that matches the unit ident found. */ | |
| 488 static int matchList( | |
| 489 var identList, String tokenField, String text, int offset, int length) { | |
| 490 for (final entry in identList) { | |
| 491 String ident = entry['value']; | |
| 492 | |
| 493 if (length == ident.length) { | |
| 494 int idx = offset; | |
| 495 bool match = true; | |
| 496 for (int i = 0; i < ident.length; i++) { | |
| 497 int identChar = ident.codeUnitAt(i); | |
| 498 int char = text.codeUnitAt(idx++); | |
| 499 // Compare lowercase to lowercase then check if char is uppercase. | |
| 500 match = match && | |
| 501 (char == identChar || | |
| 502 ((char >= ASCII_UPPER_A && char <= ASCII_UPPER_Z) && | |
| 503 (char + 32) == identChar)); | |
| 504 if (!match) { | |
| 505 break; | |
| 506 } | |
| 507 } | |
| 508 | |
| 509 if (match) { | |
| 510 // Completely matched; return the token for this unit. | |
| 511 return entry[tokenField]; | |
| 512 } | |
| 513 } | |
| 514 } | |
| 515 | |
| 516 return -1; // Not a unit token. | |
| 517 } | |
| 518 | |
| 519 /** Return the token that matches the unit ident found. */ | |
| 520 static int matchUnits(String text, int offset, int length) { | |
| 521 return matchList(_UNITS, 'unit', text, offset, length); | |
| 522 } | |
| 523 | |
| 524 /** Return the token that matches the directive name found. */ | |
| 525 static int matchDirectives(String text, int offset, int length) { | |
| 526 return matchList(_DIRECTIVES, 'type', text, offset, length); | |
| 527 } | |
| 528 | |
| 529 /** Return the token that matches the margin directive name found. */ | |
| 530 static int matchMarginDirectives(String text, int offset, int length) { | |
| 531 return matchList(MARGIN_DIRECTIVES, 'type', text, offset, length); | |
| 532 } | |
| 533 | |
| 534 /** Return the token that matches the media operator found. */ | |
| 535 static int matchMediaOperator(String text, int offset, int length) { | |
| 536 return matchList(MEDIA_OPERATORS, 'type', text, offset, length); | |
| 537 } | |
| 538 | |
| 539 static String idToValue(var identList, int tokenId) { | |
| 540 for (var entry in identList) { | |
| 541 if (tokenId == entry['type']) { | |
| 542 return entry['value']; | |
| 543 } | |
| 544 } | |
| 545 | |
| 546 return null; | |
| 547 } | |
| 548 | |
| 549 /** Return the unit token as its pretty name. */ | |
| 550 static String unitToString(int unitTokenToFind) { | |
| 551 if (unitTokenToFind == TokenKind.PERCENT) { | |
| 552 return '%'; | |
| 553 } else { | |
| 554 for (final entry in _UNITS) { | |
| 555 int unit = entry['unit']; | |
| 556 if (unit == unitTokenToFind) { | |
| 557 return entry['value']; | |
| 558 } | |
| 559 } | |
| 560 } | |
| 561 | |
| 562 return '<BAD UNIT>'; // Not a unit token. | |
| 563 } | |
| 564 | |
| 565 /** | |
| 566 * Match color name, case insensitive match and return the associated color | |
| 567 * entry from _EXTENDED_COLOR_NAMES list, return [:null:] if not found. | |
| 568 */ | |
| 569 static Map matchColorName(String text) { | |
| 570 var name = text.toLowerCase(); | |
| 571 return _EXTENDED_COLOR_NAMES.firstWhere((e) => e['name'] == name, | |
| 572 orElse: () => null); | |
| 573 } | |
| 574 | |
| 575 /** Return RGB value as [int] from a color entry in _EXTENDED_COLOR_NAMES. */ | |
| 576 static int colorValue(Map entry) { | |
| 577 assert(entry != null); | |
| 578 return entry['value']; | |
| 579 } | |
| 580 | |
| 581 static String hexToColorName(hexValue) { | |
| 582 for (final entry in _EXTENDED_COLOR_NAMES) { | |
| 583 if (entry['value'] == hexValue) { | |
| 584 return entry['name']; | |
| 585 } | |
| 586 } | |
| 587 | |
| 588 return null; | |
| 589 } | |
| 590 | |
| 591 static String decimalToHex(int number, [int minDigits = 1]) { | |
| 592 final String _HEX_DIGITS = '0123456789abcdef'; | |
| 593 | |
| 594 List<String> result = new List<String>(); | |
| 595 | |
| 596 int dividend = number >> 4; | |
| 597 int remain = number % 16; | |
| 598 result.add(_HEX_DIGITS[remain]); | |
| 599 while (dividend != 0) { | |
| 600 remain = dividend % 16; | |
| 601 dividend >>= 4; | |
| 602 result.add(_HEX_DIGITS[remain]); | |
| 603 } | |
| 604 | |
| 605 StringBuffer invertResult = new StringBuffer(); | |
| 606 int paddings = minDigits - result.length; | |
| 607 while (paddings-- > 0) { | |
| 608 invertResult.write('0'); | |
| 609 } | |
| 610 for (int i = result.length - 1; i >= 0; i--) { | |
| 611 invertResult.write(result[i]); | |
| 612 } | |
| 613 | |
| 614 return invertResult.toString(); | |
| 615 } | |
| 616 | |
| 617 static String kindToString(int kind) { | |
| 618 switch (kind) { | |
| 619 case TokenKind.UNUSED: | |
| 620 return "ERROR"; | |
| 621 case TokenKind.END_OF_FILE: | |
| 622 return "end of file"; | |
| 623 case TokenKind.LPAREN: | |
| 624 return "("; | |
| 625 case TokenKind.RPAREN: | |
| 626 return ")"; | |
| 627 case TokenKind.LBRACK: | |
| 628 return "["; | |
| 629 case TokenKind.RBRACK: | |
| 630 return "]"; | |
| 631 case TokenKind.LBRACE: | |
| 632 return "{"; | |
| 633 case TokenKind.RBRACE: | |
| 634 return "}"; | |
| 635 case TokenKind.DOT: | |
| 636 return "."; | |
| 637 case TokenKind.SEMICOLON: | |
| 638 return ";"; | |
| 639 case TokenKind.AT: | |
| 640 return "@"; | |
| 641 case TokenKind.HASH: | |
| 642 return "#"; | |
| 643 case TokenKind.PLUS: | |
| 644 return "+"; | |
| 645 case TokenKind.GREATER: | |
| 646 return ">"; | |
| 647 case TokenKind.TILDE: | |
| 648 return "~"; | |
| 649 case TokenKind.ASTERISK: | |
| 650 return "*"; | |
| 651 case TokenKind.NAMESPACE: | |
| 652 return "|"; | |
| 653 case TokenKind.COLON: | |
| 654 return ":"; | |
| 655 case TokenKind.PRIVATE_NAME: | |
| 656 return "_"; | |
| 657 case TokenKind.COMMA: | |
| 658 return ","; | |
| 659 case TokenKind.SPACE: | |
| 660 return " "; | |
| 661 case TokenKind.TAB: | |
| 662 return "\t"; | |
| 663 case TokenKind.NEWLINE: | |
| 664 return "\n"; | |
| 665 case TokenKind.RETURN: | |
| 666 return "\r"; | |
| 667 case TokenKind.PERCENT: | |
| 668 return "%"; | |
| 669 case TokenKind.SINGLE_QUOTE: | |
| 670 return "'"; | |
| 671 case TokenKind.DOUBLE_QUOTE: | |
| 672 return "\""; | |
| 673 case TokenKind.SLASH: | |
| 674 return "/"; | |
| 675 case TokenKind.EQUALS: | |
| 676 return '='; | |
| 677 case TokenKind.CARET: | |
| 678 return '^'; | |
| 679 case TokenKind.DOLLAR: | |
| 680 return '\$'; | |
| 681 case TokenKind.LESS: | |
| 682 return '<'; | |
| 683 case TokenKind.BANG: | |
| 684 return '!'; | |
| 685 case TokenKind.MINUS: | |
| 686 return '-'; | |
| 687 case TokenKind.BACKSLASH: | |
| 688 return '\\'; | |
| 689 default: | |
| 690 throw "Unknown TOKEN"; | |
| 691 } | |
| 692 } | |
| 693 | |
| 694 static bool isKindIdentifier(int kind) { | |
| 695 switch (kind) { | |
| 696 // Synthesized tokens. | |
| 697 case TokenKind.DIRECTIVE_IMPORT: | |
| 698 case TokenKind.DIRECTIVE_MEDIA: | |
| 699 case TokenKind.DIRECTIVE_PAGE: | |
| 700 case TokenKind.DIRECTIVE_CHARSET: | |
| 701 case TokenKind.DIRECTIVE_STYLET: | |
| 702 case TokenKind.DIRECTIVE_KEYFRAMES: | |
| 703 case TokenKind.DIRECTIVE_WEB_KIT_KEYFRAMES: | |
| 704 case TokenKind.DIRECTIVE_MOZ_KEYFRAMES: | |
| 705 case TokenKind.DIRECTIVE_MS_KEYFRAMES: | |
| 706 case TokenKind.DIRECTIVE_O_KEYFRAMES: | |
| 707 case TokenKind.DIRECTIVE_FONTFACE: | |
| 708 case TokenKind.DIRECTIVE_NAMESPACE: | |
| 709 case TokenKind.DIRECTIVE_HOST: | |
| 710 case TokenKind.DIRECTIVE_MIXIN: | |
| 711 case TokenKind.DIRECTIVE_INCLUDE: | |
| 712 case TokenKind.DIRECTIVE_CONTENT: | |
| 713 case TokenKind.UNIT_EM: | |
| 714 case TokenKind.UNIT_EX: | |
| 715 case TokenKind.UNIT_LENGTH_PX: | |
| 716 case TokenKind.UNIT_LENGTH_CM: | |
| 717 case TokenKind.UNIT_LENGTH_MM: | |
| 718 case TokenKind.UNIT_LENGTH_IN: | |
| 719 case TokenKind.UNIT_LENGTH_PT: | |
| 720 case TokenKind.UNIT_LENGTH_PC: | |
| 721 case TokenKind.UNIT_ANGLE_DEG: | |
| 722 case TokenKind.UNIT_ANGLE_RAD: | |
| 723 case TokenKind.UNIT_ANGLE_GRAD: | |
| 724 case TokenKind.UNIT_TIME_MS: | |
| 725 case TokenKind.UNIT_TIME_S: | |
| 726 case TokenKind.UNIT_FREQ_HZ: | |
| 727 case TokenKind.UNIT_FREQ_KHZ: | |
| 728 case TokenKind.UNIT_FRACTION: | |
| 729 return true; | |
| 730 default: | |
| 731 return false; | |
| 732 } | |
| 733 } | |
| 734 | |
| 735 static bool isIdentifier(int kind) { | |
| 736 return kind == IDENTIFIER; | |
| 737 } | |
| 738 } | |
| 739 | |
| 740 // Note: these names should match TokenKind names | |
| 741 class TokenChar { | |
| 742 static const int UNUSED = -1; | |
| 743 static const int END_OF_FILE = 0; | |
| 744 static const int LPAREN = 0x28; // "(".codeUnitAt(0) | |
| 745 static const int RPAREN = 0x29; // ")".codeUnitAt(0) | |
| 746 static const int LBRACK = 0x5b; // "[".codeUnitAt(0) | |
| 747 static const int RBRACK = 0x5d; // "]".codeUnitAt(0) | |
| 748 static const int LBRACE = 0x7b; // "{".codeUnitAt(0) | |
| 749 static const int RBRACE = 0x7d; // "}".codeUnitAt(0) | |
| 750 static const int DOT = 0x2e; // ".".codeUnitAt(0) | |
| 751 static const int SEMICOLON = 0x3b; // ";".codeUnitAt(0) | |
| 752 static const int AT = 0x40; // "@".codeUnitAt(0) | |
| 753 static const int HASH = 0x23; // "#".codeUnitAt(0) | |
| 754 static const int PLUS = 0x2b; // "+".codeUnitAt(0) | |
| 755 static const int GREATER = 0x3e; // ">".codeUnitAt(0) | |
| 756 static const int TILDE = 0x7e; // "~".codeUnitAt(0) | |
| 757 static const int ASTERISK = 0x2a; // "*".codeUnitAt(0) | |
| 758 static const int NAMESPACE = 0x7c; // "|".codeUnitAt(0) | |
| 759 static const int COLON = 0x3a; // ":".codeUnitAt(0) | |
| 760 static const int PRIVATE_NAME = 0x5f; // "_".codeUnitAt(0) | |
| 761 static const int COMMA = 0x2c; // ",".codeUnitAt(0) | |
| 762 static const int SPACE = 0x20; // " ".codeUnitAt(0) | |
| 763 static const int TAB = 0x9; // "\t".codeUnitAt(0) | |
| 764 static const int NEWLINE = 0xa; // "\n".codeUnitAt(0) | |
| 765 static const int RETURN = 0xd; // "\r".codeUnitAt(0) | |
| 766 static const int BACKSPACE = 0x8; // "/b".codeUnitAt(0) | |
| 767 static const int FF = 0xc; // "/f".codeUnitAt(0) | |
| 768 static const int VT = 0xb; // "/v".codeUnitAt(0) | |
| 769 static const int PERCENT = 0x25; // "%".codeUnitAt(0) | |
| 770 static const int SINGLE_QUOTE = 0x27; // "'".codeUnitAt(0) | |
| 771 static const int DOUBLE_QUOTE = 0x22; // '"'.codeUnitAt(0) | |
| 772 static const int SLASH = 0x2f; // "/".codeUnitAt(0) | |
| 773 static const int EQUALS = 0x3d; // "=".codeUnitAt(0) | |
| 774 static const int OR = 0x7c; // "|".codeUnitAt(0) | |
| 775 static const int CARET = 0x5e; // "^".codeUnitAt(0) | |
| 776 static const int DOLLAR = 0x24; // "\$".codeUnitAt(0) | |
| 777 static const int LESS = 0x3c; // "<".codeUnitAt(0) | |
| 778 static const int BANG = 0x21; // "!".codeUnitAt(0) | |
| 779 static const int MINUS = 0x2d; // "-".codeUnitAt(0) | |
| 780 static const int BACKSLASH = 0x5c; // "\".codeUnitAt(0) | |
| 781 static const int AMPERSAND = 0x26; // "&".codeUnitAt(0) | |
| 782 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1400473008:
Roll Observatory packages and add a roll script (Closed)
Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master