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Issue 10919024: - Change "static final" to "static const" in the (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 8 years, 3 months ago
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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 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. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 // TODO(terry): Need to be consistent with tokens either they're ASCII tokens 5 // TODO(terry): Need to be consistent with tokens either they're ASCII tokens
6 // e.g., ASTERISK or they're CSS e.g., PSEUDO, COMBINATOR_*. 6 // e.g., ASTERISK or they're CSS e.g., PSEUDO, COMBINATOR_*.
7 class TokenKind { 7 class TokenKind {
8 // Common shared tokens used in TokenizerBase. 8 // Common shared tokens used in TokenizerBase.
9 static final int UNUSED = 0; // Unused place holder... 9 static const int UNUSED = 0; // Unused place holder...
10 static final int END_OF_FILE = 1; 10 static const int END_OF_FILE = 1;
11 static final int LPAREN = 2; // ( 11 static const int LPAREN = 2; // (
12 static final int RPAREN = 3; // ) 12 static const int RPAREN = 3; // )
13 static final int LBRACK = 4; // [ 13 static const int LBRACK = 4; // [
14 static final int RBRACK = 5; // ] 14 static const int RBRACK = 5; // ]
15 static final int LBRACE = 6; // { 15 static const int LBRACE = 6; // {
16 static final int RBRACE = 7; // } 16 static const int RBRACE = 7; // }
17 static final int DOT = 8; // . 17 static const int DOT = 8; // .
18 static final int SEMICOLON = 9; // ; 18 static const int SEMICOLON = 9; // ;
19 static final int SPACE = 10; // space character 19 static const int SPACE = 10; // space character
20 static final int TAB = 11; // \t 20 static const int TAB = 11; // \t
21 static final int NEWLINE = 12; // \n 21 static const int NEWLINE = 12; // \n
22 static final int RETURN = 13; // \r 22 static const int RETURN = 13; // \r
23 static final int COMMA = 14; // , 23 static const int COMMA = 14; // ,
24 24
25 // Unique tokens. 25 // Unique tokens.
26 static final int LESS_THAN = 15; // < 26 static const int LESS_THAN = 15; // <
27 static final int GREATER_THAN = 16; // > 27 static const int GREATER_THAN = 16; // >
28 static final int SLASH = 17; // / 28 static const int SLASH = 17; // /
29 static final int DOLLAR = 18; // $ 29 static const int DOLLAR = 18; // $
30 static final int HASH = 19; // # 30 static const int HASH = 19; // #
31 static final int MINUS = 20; // - 31 static const int MINUS = 20; // -
32 static final int EQUAL = 21; // = 32 static const int EQUAL = 21; // =
33 static final int DOUBLE_QUOTE = 22; // " 33 static const int DOUBLE_QUOTE = 22; // "
34 static final int SINGLE_QUOTE = 23; // ' 34 static const int SINGLE_QUOTE = 23; // '
35 static final int ASTERISK = 24; // * 35 static const int ASTERISK = 24; // *
36 36
37 // WARNING: END_TOKENS must be 1 greater than the last token above (last 37 // WARNING: END_TOKENS must be 1 greater than the last token above (last
38 // character in our list). Also add to kindToString function and the 38 // character in our list). Also add to kindToString function and the
39 // constructor for TokenKind. 39 // constructor for TokenKind.
40 40
41 static final int END_TOKENS = 25; // Marker for last token in list 41 static const int END_TOKENS = 25; // Marker for last token in list
42 42
43 // Synthesized tokens: 43 // Synthesized tokens:
44 44
45 static final int END_NO_SCOPE_TAG = 50; // /> 45 static const int END_NO_SCOPE_TAG = 50; // />
46 static final int START_EXPRESSION = 51; // ${ 46 static const int START_EXPRESSION = 51; // ${
47 static final int START_COMMAND = 52; // ${# 47 static const int START_COMMAND = 52; // ${#
48 static final int END_COMMAND = 53; // ${/ 48 static const int END_COMMAND = 53; // ${/
49 static final int EACH_COMMAND = 53; // ${#each list} 49 static const int EACH_COMMAND = 53; // ${#each list}
50 static final int WITH_COMMAND = 54; // ${#with object} 50 static const int WITH_COMMAND = 54; // ${#with object}
51 static final int IF_COMMAND = 55; // ${#if (expression)} 51 static const int IF_COMMAND = 55; // ${#if (expression)}
52 static final int ELSE_COMMAND = 56; // ${#else} 52 static const int ELSE_COMMAND = 56; // ${#else}
53 53
54 /** [TokenKind] representing integer tokens. */ 54 /** [TokenKind] representing integer tokens. */
55 static final int INTEGER = 60; // TODO(terry): must match base 55 static const int INTEGER = 60; // TODO(terry): must match base
56 56
57 /** [TokenKind] representing hex integer tokens. */ 57 /** [TokenKind] representing hex integer tokens. */
58 // static final int HEX_INTEGER = 61; // TODO(terry): must match base 58 // static const int HEX_INTEGER = 61; // TODO(terry): must match base
59 59
60 /** [TokenKind] representing double tokens. */ 60 /** [TokenKind] representing double tokens. */
61 static final int DOUBLE = 62; // TODO(terry): must match base 61 static const int DOUBLE = 62; // TODO(terry): must match base
62 62
63 /** [TokenKind] representing whitespace tokens. */ 63 /** [TokenKind] representing whitespace tokens. */
64 static final int WHITESPACE = 63; // TODO(terry): must match base 64 static const int WHITESPACE = 63; // TODO(terry): must match base
65 65
66 /** [TokenKind] representing comment tokens. */ 66 /** [TokenKind] representing comment tokens. */
67 static final int COMMENT = 64; // TODO(terry): must match base 67 static const int COMMENT = 64; // TODO(terry): must match base
68 68
69 /** [TokenKind] representing error tokens. */ 69 /** [TokenKind] representing error tokens. */
70 static final int ERROR = 65; // TODO(terry): must match base 70 static const int ERROR = 65; // TODO(terry): must match base
71 71
72 /** [TokenKind] representing incomplete string tokens. */ 72 /** [TokenKind] representing incomplete string tokens. */
73 static final int INCOMPLETE_STRING = 66; // TODO(terry): must match base 73 static const int INCOMPLETE_STRING = 66; // TODO(terry): must match base
74 74
75 /** [TokenKind] representing incomplete comment tokens. */ 75 /** [TokenKind] representing incomplete comment tokens. */
76 static final int INCOMPLETE_COMMENT = 67; // TODO(terry): must match base 76 static const int INCOMPLETE_COMMENT = 67; // TODO(terry): must match base
77 77
78 // Synthesized Tokens (no character associated with TOKEN). 78 // Synthesized Tokens (no character associated with TOKEN).
79 // TODO(terry): Possible common names used by both Dart and CSS tokenizers. 79 // TODO(terry): Possible common names used by both Dart and CSS tokenizers.
80 static final int ATTR_VALUE = 500; 80 static const int ATTR_VALUE = 500;
81 static final int NUMBER = 502; 81 static const int NUMBER = 502;
82 static final int HEX_NUMBER = 503; 82 static const int HEX_NUMBER = 503;
83 static final int HTML_COMMENT = 504; // <!-- 83 static const int HTML_COMMENT = 504; // <!--
84 static final int IDENTIFIER = 511; 84 static const int IDENTIFIER = 511;
85 static final int STRING = 512; 85 static const int STRING = 512;
86 static final int STRING_PART = 513; 86 static const int STRING_PART = 513;
87 87
88 static final int TEMPLATE_KEYWORD = 595; // template keyword 88 static const int TEMPLATE_KEYWORD = 595; // template keyword
89 89
90 // Elements 90 // Elements
91 /* START_HTML_ELEMENT is first valid element tag name 91 /* START_HTML_ELEMENT is first valid element tag name
92 * END_HTML_ELEMENT is the last valid element tag name 92 * END_HTML_ELEMENT is the last valid element tag name
93 * 93 *
94 */ 94 */
95 static final int START_HTML_ELEMENT = 600; // First valid tag name. 95 static const int START_HTML_ELEMENT = 600; // First valid tag name.
96 static final int A_ELEMENT = 600; 96 static const int A_ELEMENT = 600;
97 static final int ABBR_ELEMENT = 601; 97 static const int ABBR_ELEMENT = 601;
98 static final int ACRONYM_ELEMENT = 602; 98 static const int ACRONYM_ELEMENT = 602;
99 static final int ADDRESS_ELEMENT = 603; 99 static const int ADDRESS_ELEMENT = 603;
100 static final int APPLET_ELEMENT = 604; 100 static const int APPLET_ELEMENT = 604;
101 static final int AREA_ELEMENT = 605; 101 static const int AREA_ELEMENT = 605;
102 static final int B_ELEMENT = 606; 102 static const int B_ELEMENT = 606;
103 static final int BASE_ELEMENT = 607; 103 static const int BASE_ELEMENT = 607;
104 static final int BASEFONT_ELEMENT = 608; 104 static const int BASEFONT_ELEMENT = 608;
105 static final int BDO_ELEMENT = 609; 105 static const int BDO_ELEMENT = 609;
106 static final int BIG_ELEMENT = 610; 106 static const int BIG_ELEMENT = 610;
107 static final int BLOCKQUOTE_ELEMENT = 611; 107 static const int BLOCKQUOTE_ELEMENT = 611;
108 static final int BODY_ELEMENT = 612; 108 static const int BODY_ELEMENT = 612;
109 static final int BR_ELEMENT = 613; 109 static const int BR_ELEMENT = 613;
110 static final int BUTTON_ELEMENT = 614; 110 static const int BUTTON_ELEMENT = 614;
111 static final int CAPTION_ELEMENT = 615; 111 static const int CAPTION_ELEMENT = 615;
112 static final int CENTER_ELEMENT = 616; 112 static const int CENTER_ELEMENT = 616;
113 static final int CITE_ELEMENT = 617; 113 static const int CITE_ELEMENT = 617;
114 static final int CODE_ELEMENT = 618; 114 static const int CODE_ELEMENT = 618;
115 static final int COL_ELEMENT = 619; 115 static const int COL_ELEMENT = 619;
116 static final int COLGROUP_ELEMENT = 620; 116 static const int COLGROUP_ELEMENT = 620;
117 static final int DD_ELEMENT = 621; 117 static const int DD_ELEMENT = 621;
118 static final int DEL_ELEMENT = 622; 118 static const int DEL_ELEMENT = 622;
119 static final int DFN_ELEMENT = 623; 119 static const int DFN_ELEMENT = 623;
120 static final int DIR_ELEMENT = 624; 120 static const int DIR_ELEMENT = 624;
121 static final int DIV_ELEMENT = 625; 121 static const int DIV_ELEMENT = 625;
122 static final int DL_ELEMENT = 626; 122 static const int DL_ELEMENT = 626;
123 static final int DT_ELEMENT = 627; 123 static const int DT_ELEMENT = 627;
124 static final int EM_ELEMENT = 628; 124 static const int EM_ELEMENT = 628;
125 static final int FIELDSET_ELEMENT = 629; 125 static const int FIELDSET_ELEMENT = 629;
126 static final int FONT_ELEMENT = 630; 126 static const int FONT_ELEMENT = 630;
127 static final int FORM_ELEMENT = 631; 127 static const int FORM_ELEMENT = 631;
128 static final int FRAME_ELEMENT = 632; 128 static const int FRAME_ELEMENT = 632;
129 static final int FRAMESET_ELEMENT = 633; 129 static const int FRAMESET_ELEMENT = 633;
130 static final int H1_ELEMENT = 634; 130 static const int H1_ELEMENT = 634;
131 static final int H2_ELEMENT = 635; 131 static const int H2_ELEMENT = 635;
132 static final int H3_ELEMENT = 636; 132 static const int H3_ELEMENT = 636;
133 static final int H4_ELEMENT = 637; 133 static const int H4_ELEMENT = 637;
134 static final int H5_ELEMENT = 638; 134 static const int H5_ELEMENT = 638;
135 static final int H6_ELEMENT = 639; 135 static const int H6_ELEMENT = 639;
136 static final int HEAD_ELEMENT = 640; 136 static const int HEAD_ELEMENT = 640;
137 static final int HR_ELEMENT = 641; 137 static const int HR_ELEMENT = 641;
138 static final int HTML_ELEMENT = 642; 138 static const int HTML_ELEMENT = 642;
139 static final int I_ELEMENT = 643; 139 static const int I_ELEMENT = 643;
140 static final int IFRAME_ELEMENT = 644; 140 static const int IFRAME_ELEMENT = 644;
141 static final int IMG_ELEMENT = 645; 141 static const int IMG_ELEMENT = 645;
142 static final int INPUT_ELEMENT = 646; 142 static const int INPUT_ELEMENT = 646;
143 static final int INS_ELEMENT = 647; 143 static const int INS_ELEMENT = 647;
144 static final int ISINDEX_ELEMENT = 648; 144 static const int ISINDEX_ELEMENT = 648;
145 static final int KBD_ELEMENT = 649; 145 static const int KBD_ELEMENT = 649;
146 static final int LABEL_ELEMENT = 650; 146 static const int LABEL_ELEMENT = 650;
147 static final int LEGEND_ELEMENT = 651; 147 static const int LEGEND_ELEMENT = 651;
148 static final int LI_ELEMENT = 652; 148 static const int LI_ELEMENT = 652;
149 static final int LINK_ELEMENT = 653; 149 static const int LINK_ELEMENT = 653;
150 static final int MAP_ELEMENT = 654; 150 static const int MAP_ELEMENT = 654;
151 static final int MENU_ELEMENT = 645; 151 static const int MENU_ELEMENT = 645;
152 static final int META_ELEMENT = 656; 152 static const int META_ELEMENT = 656;
153 static final int NOFRAMES_ELEMENT = 657; 153 static const int NOFRAMES_ELEMENT = 657;
154 static final int NOSCRIPT_ELEMENT = 658; 154 static const int NOSCRIPT_ELEMENT = 658;
155 static final int OBJECT_ELEMENT = 659; 155 static const int OBJECT_ELEMENT = 659;
156 static final int OL_ELEMENT = 660; 156 static const int OL_ELEMENT = 660;
157 static final int OPTGROUP_ELEMENT = 661; 157 static const int OPTGROUP_ELEMENT = 661;
158 static final int OPTION_ELEMENT = 662; 158 static const int OPTION_ELEMENT = 662;
159 static final int P_ELEMENT = 663; 159 static const int P_ELEMENT = 663;
160 static final int PARAM_ELEMENT = 664; 160 static const int PARAM_ELEMENT = 664;
161 static final int PRE_ELEMENT = 665; 161 static const int PRE_ELEMENT = 665;
162 static final int Q_ELEMENT = 666; 162 static const int Q_ELEMENT = 666;
163 static final int S_ELEMENT = 667; 163 static const int S_ELEMENT = 667;
164 static final int SAMP_ELEMENT = 668; 164 static const int SAMP_ELEMENT = 668;
165 static final int SCRIPT_ELEMENT = 669; 165 static const int SCRIPT_ELEMENT = 669;
166 static final int SELECT_ELEMENT = 670; 166 static const int SELECT_ELEMENT = 670;
167 static final int SMALL_ELEMENT = 671; 167 static const int SMALL_ELEMENT = 671;
168 static final int SPAN_ELEMENT = 672; 168 static const int SPAN_ELEMENT = 672;
169 static final int STRIKE_ELEMENT = 673; 169 static const int STRIKE_ELEMENT = 673;
170 static final int STRONG_ELEMENT = 674; 170 static const int STRONG_ELEMENT = 674;
171 static final int STYLE_ELEMENT = 675; 171 static const int STYLE_ELEMENT = 675;
172 static final int SUB_ELEMENT = 676; 172 static const int SUB_ELEMENT = 676;
173 static final int SUP_ELEMENT = 677; 173 static const int SUP_ELEMENT = 677;
174 static final int TABLE_ELEMENT = 678; 174 static const int TABLE_ELEMENT = 678;
175 static final int TBODY_ELEMENT = 679; 175 static const int TBODY_ELEMENT = 679;
176 static final int TD_ELEMENT = 680; 176 static const int TD_ELEMENT = 680;
177 static final int TEXTAREA_ELEMENT = 681; 177 static const int TEXTAREA_ELEMENT = 681;
178 static final int TFOOT_ELEMENT = 682; 178 static const int TFOOT_ELEMENT = 682;
179 static final int TH_ELEMENT = 683; 179 static const int TH_ELEMENT = 683;
180 static final int THEAD_ELEMENT = 684; 180 static const int THEAD_ELEMENT = 684;
181 static final int TITLE_ELEMENT = 685; 181 static const int TITLE_ELEMENT = 685;
182 static final int TR_ELEMENT = 686; 182 static const int TR_ELEMENT = 686;
183 static final int TT_ELEMENT = 687; 183 static const int TT_ELEMENT = 687;
184 static final int U_ELEMENT = 688; 184 static const int U_ELEMENT = 688;
185 static final int UL_ELEMENT = 689; 185 static const int UL_ELEMENT = 689;
186 static final int VAR_ELEMENT = 690; 186 static const int VAR_ELEMENT = 690;
187 static final int END_HTML_ELEMENT = VAR_ELEMENT; // Last valid tag name. 187 static const int END_HTML_ELEMENT = VAR_ELEMENT; // Last valid tag name.
188 188
189 static bool validTagName(int tokId) { 189 static bool validTagName(int tokId) {
190 return tokId >= TokenKind.START_HTML_ELEMENT && 190 return tokId >= TokenKind.START_HTML_ELEMENT &&
191 tokId <= TokenKind.END_HTML_ELEMENT; 191 tokId <= TokenKind.END_HTML_ELEMENT;
192 } 192 }
193 193
194 static final List<Map<int, String>> _KEYWORDS = const [ 194 static const List<Map<int, String>> _KEYWORDS = const [
195 const {'type': TokenKind.TEMPLATE_KEYWORD, 'value' : 'template'}, 195 const {'type': TokenKind.TEMPLATE_KEYWORD, 'value' : 'template'},
196 ]; 196 ];
197 197
198 static final List<int> _NON_SCOPED_ELEMENTS = const [ 198 static const List<int> _NON_SCOPED_ELEMENTS = const [
199 BR_ELEMENT, 199 BR_ELEMENT,
200 ]; 200 ];
201 201
202 // tag values starting with a minus sign implies tag can be unscoped e.g., 202 // tag values starting with a minus sign implies tag can be unscoped e.g.,
203 // <br> is valid without <br></br> or <br/> 203 // <br> is valid without <br></br> or <br/>
204 static final List<Map<int, String>> _ELEMENTS = const [ 204 static const List<Map<int, String>> _ELEMENTS = const [
205 const {'type': TokenKind.A_ELEMENT, 'value' : 'a'}, 205 const {'type': TokenKind.A_ELEMENT, 'value' : 'a'},
206 const {'type': TokenKind.ABBR_ELEMENT, 'value' : 'abbr'}, 206 const {'type': TokenKind.ABBR_ELEMENT, 'value' : 'abbr'},
207 const {'type': TokenKind.ACRONYM_ELEMENT, 'value' : 'acronym'}, 207 const {'type': TokenKind.ACRONYM_ELEMENT, 'value' : 'acronym'},
208 const {'type': TokenKind.ADDRESS_ELEMENT, 'value' : 'address'}, 208 const {'type': TokenKind.ADDRESS_ELEMENT, 'value' : 'address'},
209 const {'type': TokenKind.APPLET_ELEMENT, 'value' : 'applet'}, 209 const {'type': TokenKind.APPLET_ELEMENT, 'value' : 'applet'},
210 const {'type': TokenKind.AREA_ELEMENT, 'value' : 'area'}, 210 const {'type': TokenKind.AREA_ELEMENT, 'value' : 'area'},
211 const {'type': TokenKind.B_ELEMENT, 'value' : 'b'}, 211 const {'type': TokenKind.B_ELEMENT, 'value' : 'b'},
212 const {'type': TokenKind.BASE_ELEMENT, 'value' : 'base'}, 212 const {'type': TokenKind.BASE_ELEMENT, 'value' : 'base'},
213 const {'type': TokenKind.BASEFONT_ELEMENT, 'value' : 'basefont'}, 213 const {'type': TokenKind.BASEFONT_ELEMENT, 'value' : 'basefont'},
214 const {'type': TokenKind.BDO_ELEMENT, 'value' : 'bdo'}, 214 const {'type': TokenKind.BDO_ELEMENT, 'value' : 'bdo'},
(...skipping 74 matching lines...) Expand 10 before | Expand all | Expand 10 after
289 const {'type': TokenKind.THEAD_ELEMENT, 'value' : 'thead'}, 289 const {'type': TokenKind.THEAD_ELEMENT, 'value' : 'thead'},
290 const {'type': TokenKind.TITLE_ELEMENT, 'value' : 'title'}, 290 const {'type': TokenKind.TITLE_ELEMENT, 'value' : 'title'},
291 const {'type': TokenKind.TR_ELEMENT, 'value' : 'tr'}, 291 const {'type': TokenKind.TR_ELEMENT, 'value' : 'tr'},
292 const {'type': TokenKind.TT_ELEMENT, 'value' : 'tt'}, 292 const {'type': TokenKind.TT_ELEMENT, 'value' : 'tt'},
293 const {'type': TokenKind.U_ELEMENT, 'value' : 'u'}, 293 const {'type': TokenKind.U_ELEMENT, 'value' : 'u'},
294 const {'type': TokenKind.UL_ELEMENT, 'value' : 'ul'}, 294 const {'type': TokenKind.UL_ELEMENT, 'value' : 'ul'},
295 const {'type': TokenKind.VAR_ELEMENT, 'value' : 'var'}, 295 const {'type': TokenKind.VAR_ELEMENT, 'value' : 'var'},
296 ]; 296 ];
297 297
298 // Some more constants: 298 // Some more constants:
299 static final int ASCII_UPPER_A = 65; // ASCII value for uppercase A 299 static const int ASCII_UPPER_A = 65; // ASCII value for uppercase A
300 static final int ASCII_UPPER_Z = 90; // ASCII value for uppercase Z 300 static const int ASCII_UPPER_Z = 90; // ASCII value for uppercase Z
301 301
302 List<int> tokens; 302 List<int> tokens;
303 303
304 /* 304 /*
305 * Return the token that matches the unit ident found. 305 * Return the token that matches the unit ident found.
306 */ 306 */
307 static int matchList(var identList, String tokenField, String text, 307 static int matchList(var identList, String tokenField, String text,
308 int offset, int length) { 308 int offset, int length) {
309 for (final entry in identList) { 309 for (final entry in identList) {
310 String ident = entry['value']; 310 String ident = entry['value'];
(...skipping 145 matching lines...) Expand 10 before | Expand all | Expand 10 after
456 return kind == IDENTIFIER; 456 return kind == IDENTIFIER;
457 } 457 }
458 } 458 }
459 459
460 class NoElementMatchException implements Exception { 460 class NoElementMatchException implements Exception {
461 String _tagName; 461 String _tagName;
462 NoElementMatchException(this._tagName); 462 NoElementMatchException(this._tagName);
463 463
464 String get name() => _tagName; 464 String get name() => _tagName;
465 } 465 }
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