Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 1x 1x 262828x 262828x 167765x 167765x 167765x 167765x 167765x 161913x 161913x 115255x 115255x 161913x 167765x 167765x 167765x 167765x 149167x 149167x 167765x 167765x 167765x 244x 244x 167765x 167765x 167765x 307x 167765x 2523x 167458x 645x 645x 645x 273x 645x 179x 372x 177x 193x 11x 16x 5x 5x 164935x 81x 164290x 57776x 26732x 57776x 236x 236x 236x 186x 236x 50x 50x 31044x 5323x 926x 5323x 388x 4397x 2233x 4009x 1776x 1776x 30808x 236x 150x 236x 36x 86x 45x 50x 5x 5x 25485x 5325x 3077x 5325x 69x 2248x 2162x 2179x 17x 17x 25249x 3739x 42x 3739x 17x 3697x 10x 3680x 3670x 3670x 19924x 235x 152x 235x 20x 83x 2x 63x 61x 61x 16185x 510x 510x 496x 510x 14x 14x 14x 510x 164209x 10376x 467x 467x 1x 467x 466x 466x 466x 10376x 453x 2x 453x 451x 451x 451x 451x 453x 10376x 167765x 167765x 120953x 120953x 167765x 167765x 262828x 262828x 1x 1x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 8463x 893137x 893137x 893137x 893137x 893137x 893137x 867095x 231206x 867095x 2368x 2368x 2368x 635889x 644x 644x 644x 633521x 155x 155x 155x 632877x 81x 81x 81x 632722x 632641x 302x 302x 302x 632641x 498x 632339x 631841x 453x 631841x 631388x 631388x 897x 897x 631388x 630491x 630491x 14288x 14288x 893137x 77x 77x 77x 26042x 25965x 25965x 25965x 25965x 25965x 155x 155x 155x 1x 155x 154x 154x 25965x 25810x 25810x 25810x 644x 644x 644x 25810x 25166x 25166x 1x 25166x 25165x 25165x 25165x 25165x 25165x 2361x 2361x 2361x 4x 2361x 2357x 2357x 25165x 235x 235x 22804x 893137x 893137x 8463x 8463x 893137x 8463x 8463x 8463x 1x 1x | import {IFile} from "../../files/_ifile"; import {Position} from "../../position"; import {VirtualPosition} from "../../virtual_position"; import {AbstractToken} from "./tokens/abstract_token"; import {IABAPLexerResult} from "./lexer_result"; import {At, AtW, BracketLeft, BracketLeftW, BracketRight, BracketRightW, Comment, Dash, DashW, Identifier, InstanceArrow, InstanceArrowW, ParenLeft, ParenLeftW, ParenRight, ParenRightW, Plus, PlusW, Pragma, Punctuation, StaticArrow, StaticArrowW, StringTemplate, StringTemplateBegin, StringTemplateEnd, StringTemplateMiddle, StringToken, WAt, WAtW, WBracketLeft, WBracketLeftW, WBracketRight, WBracketRightW, WDash, WDashW, WInstanceArrow, WInstanceArrowW, WParenLeft, WParenLeftW, WParenRight, WParenRightW, WPlus, WPlusW, WStaticArrow, WStaticArrowW} from "./tokens"; import {LexerBuffer} from "./lexer_buffer"; import {LexerStream} from "./lexer_stream"; const ModeNormal: number = 1; const ModePing: number = 2; const ModeStr: number = 3; const ModeTemplate: number = 4; const ModeComment: number = 5; const ModePragma: number = 6; export class Lexer { private virtual: Position | undefined; private tokens: AbstractToken[]; private m: number; private stream: LexerStream; private buffer: LexerBuffer; public run(file: IFile, virtual?: Position): IABAPLexerResult { this.virtual = virtual; this.tokens = []; this.m = ModeNormal; this.process(file.getRaw()); return {file, tokens: this.tokens}; } private add() { const s = this.buffer.get().trim(); if (s.length > 0) { const col = this.stream.getCol(); const row = this.stream.getRow(); let whiteBefore = false; if (this.stream.getOffset() - s.length >= 0) { const prev = this.stream.getRaw().substr(this.stream.getOffset() - s.length, 1); if (prev === " " || prev === "\n" || prev === "\t" || prev === ":") { whiteBefore = true; } } let whiteAfter = false; const next = this.stream.nextChar(); if (next === " " || next === "\n" || next === "\t" || next === ":" || next === "," || next === "." || next === "" || next === "\"") { whiteAfter = true; } let pos = new Position(row, col - s.length); if (this.virtual) { pos = new VirtualPosition(this.virtual, pos.getRow(), pos.getCol()); } let tok: AbstractToken | undefined = undefined; if (this.m === ModeComment) { tok = new Comment(pos, s); } else if (this.m === ModePing || this.m === ModeStr) { tok = new StringToken(pos, s); } else if (this.m === ModeTemplate) { const first = s.charAt(0); const last = s.charAt(s.length - 1); if (first === "|" && last === "|") { tok = new StringTemplate(pos, s); } else if (first === "|" && last === "{" && whiteAfter === true) { tok = new StringTemplateBegin(pos, s); } else if (first === "}" && last === "|" && whiteBefore === true) { tok = new StringTemplateEnd(pos, s); } else if (first === "}" && last === "{" && whiteAfter === true && whiteBefore === true) { tok = new StringTemplateMiddle(pos, s); } else { tok = new Identifier(pos, s); } } else if (s.length > 2 && s.substr(0, 2) === "##") { tok = new Pragma(pos, s); } else if (s.length === 1) { if (s === "." || s === ",") { tok = new Punctuation(pos, s); } else if (s === "[") { if (whiteBefore === true && whiteAfter === true) { tok = new WBracketLeftW(pos, s); } else if (whiteBefore === true) { tok = new WBracketLeft(pos, s); } else if (whiteAfter === true) { tok = new BracketLeftW(pos, s); } else { tok = new BracketLeft(pos, s); } } else if (s === "(") { if (whiteBefore === true && whiteAfter === true) { tok = new WParenLeftW(pos, s); } else if (whiteBefore === true) { tok = new WParenLeft(pos, s); } else if (whiteAfter === true) { tok = new ParenLeftW(pos, s); } else { tok = new ParenLeft(pos, s); } } else if (s === "]") { if (whiteBefore === true && whiteAfter === true) { tok = new WBracketRightW(pos, s); } else if (whiteBefore === true) { tok = new WBracketRight(pos, s); } else if (whiteAfter === true) { tok = new BracketRightW(pos, s); } else { tok = new BracketRight(pos, s); } } else if (s === ")") { if (whiteBefore === true && whiteAfter === true) { tok = new WParenRightW(pos, s); } else if (whiteBefore === true) { tok = new WParenRight(pos, s); } else if (whiteAfter === true) { tok = new ParenRightW(pos, s); } else { tok = new ParenRight(pos, s); } } else if (s === "-") { if (whiteBefore === true && whiteAfter === true) { tok = new WDashW(pos, s); } else if (whiteBefore === true) { tok = new WDash(pos, s); } else if (whiteAfter === true) { tok = new DashW(pos, s); } else { tok = new Dash(pos, s); } } else if (s === "+") { if (whiteBefore === true && whiteAfter === true) { tok = new WPlusW(pos, s); } else if (whiteBefore === true) { tok = new WPlus(pos, s); } else if (whiteAfter === true) { tok = new PlusW(pos, s); } else { tok = new Plus(pos, s); } } else if (s === "@") { if (whiteBefore === true && whiteAfter === true) { tok = new WAtW(pos, s); } else if (whiteBefore === true) { tok = new WAt(pos, s); } else if (whiteAfter === true) { tok = new AtW(pos, s); } else { tok = new At(pos, s); } } } else if (s.length === 2) { if (s === "->") { if (whiteBefore === true && whiteAfter === true) { tok = new WInstanceArrowW(pos, s); } else if (whiteBefore === true) { tok = new WInstanceArrow(pos, s); } else if (whiteAfter === true) { tok = new InstanceArrowW(pos, s); } else { tok = new InstanceArrow(pos, s); } } else if (s === "=>") { if (whiteBefore === true && whiteAfter === true) { tok = new WStaticArrowW(pos, s); } else if (whiteBefore === true) { tok = new WStaticArrow(pos, s); } else if (whiteAfter === true) { tok = new StaticArrowW(pos, s); } else { tok = new StaticArrow(pos, s); } } } if (tok === undefined) { tok = new Identifier(pos, s); } this.tokens.push(tok); } this.buffer.clear(); } private process(raw: string) { this.stream = new LexerStream(raw.replace(/\r/g, "")); this.buffer = new LexerBuffer(); const splits: {[name: string]: boolean} = {}; splits[" "] = true; splits[":"] = true; splits["."] = true; splits[","] = true; splits["-"] = true; splits["+"] = true; splits["("] = true; splits[")"] = true; splits["["] = true; splits["]"] = true; splits["\t"] = true; splits["\n"] = true; const bufs: {[name: string]: boolean} = {}; bufs["."] = true; bufs[","] = true; bufs[":"] = true; bufs["("] = true; bufs[")"] = true; bufs["["] = true; bufs["]"] = true; bufs["+"] = true; bufs["@"] = true; for (;;) { const current = this.stream.currentChar(); const buf = this.buffer.add(current); const ahead = this.stream.nextChar(); const aahead = this.stream.nextNextChar(); if (this.m === ModeNormal) { if (splits[ahead]) { this.add(); } else if (ahead === "'") { // start string this.add(); this.m = ModeStr; } else if (ahead === "|" || ahead === "}") { // start template this.add(); this.m = ModeTemplate; } else if (ahead === "`") { // start ping this.add(); this.m = ModePing; } else if (aahead === "##") { // start pragma this.add(); this.m = ModePragma; } else if (ahead === "\"" || (ahead === "*" && current === "\n")) { // start comment this.add(); this.m = ModeComment; } else if (ahead === "@" && buf.trim().length === 0) { this.add(); } else if (aahead === "->" || aahead === "=>") { this.add(); } else if (current === ">" && ahead !== " " && (this.stream.prevChar() === "-" || this.stream.prevChar() === "=")) { // arrows this.add(); } else if (buf.length === 1 && (bufs[buf] || (buf === "-" && ahead !== ">"))) { this.add(); } } else if (this.m === ModePragma && (ahead === "," || ahead === ":" || ahead === "." || ahead === " " || ahead === "\n")) { // end of pragma this.add(); this.m = ModeNormal; } else if (this.m === ModePing && buf.length > 1 && current === "`" && aahead !== "``" && ahead !== "`" && this.buffer.countIsEven("`")) { // end of ping this.add(); if (ahead === `"`) { this.m = ModeComment; } else { this.m = ModeNormal; } } else if (this.m === ModeTemplate && buf.length > 1 && (current === "|" || current === "{") && (this.stream.prevChar() !== "\\" || this.stream.prevPrevChar() === "\\\\")) { // end of template this.add(); this.m = ModeNormal; } else if (this.m === ModeTemplate && ahead === "}" && current !== "\\") { this.add(); } else if (this.m === ModeStr && current === "'" && buf.length > 1 && aahead !== "''" && ahead !== "'" && this.buffer.countIsEven("'")) { // end of string this.add(); if (ahead === "\"") { this.m = ModeComment; } else { this.m = ModeNormal; } } else if (ahead === "\n" && this.m !== ModeTemplate) { this.add(); this.m = ModeNormal; } else if (this.m === ModeTemplate && current === "\n") { this.add(); } if (!this.stream.advance()) { break; } } this.add(); } } |