| 267 | let res = "" |
| 268 | let lastSegmentLength = 0 |
| 269 | let lastSlash = -1 |
| 270 | let dots = 0 |
| 271 | let code |
| 272 | for (let i = 0; i <= path.length; ++i) { |
| 273 | if (i < path.length) { |
| 274 | code = path.charCodeAt(i) |
| 275 | } else if (code === 47 /*/*/) { |
| 276 | break |
| 277 | } else { |
| 278 | code = 47 /*/*/ |
| 279 | } |
| 280 | if (code === 47 /*/*/) { |
| 281 | if (lastSlash === i - 1 || dots === 1) { |
| 282 | // NOOP |
| 283 | } else if (lastSlash !== i - 1 && dots === 2) { |
| 284 | if ( |
| 285 | res.length < 2 || lastSegmentLength !== 2 || res.charCodeAt(res.length - 1) !== 46 /*.*/ || |
| 286 | res.charCodeAt(res.length - 2) !== 46 /*.*/ |
| 287 | ) { |
| 288 | if (res.length > 2) { |
| 289 | const lastSlashIndex = res.lastIndexOf("/") |
| 290 | if (lastSlashIndex !== res.length - 1) { |
| 291 | if (lastSlashIndex === -1) { |
| 292 | res = "" |
| 293 | lastSegmentLength = 0 |
| 294 | } else { |
| 295 | res = res.slice(0, lastSlashIndex) |
| 296 | lastSegmentLength = res.length - 1 - res.lastIndexOf("/") |
| 297 | } |
| 298 | lastSlash = i |
| 299 | dots = 0 |
| 300 | continue |
| 301 | } |
| 302 | } else if (res.length === 2 || res.length === 1) { |
| 303 | res = "" |
| 304 | lastSegmentLength = 0 |
| 305 | lastSlash = i |
| 306 | dots = 0 |
| 307 | continue |
| 308 | } |
| 309 | } |
| 310 | if (allowAboveRoot) { |
| 311 | if (res.length > 0) { |
| 312 | res += "/.." |
| 313 | } else { |
| 314 | res = ".." |
| 315 | } |
| 316 | lastSegmentLength = 2 |
| 317 | } |
| 318 | } else { |
| 319 | if (res.length > 0) { |
| 320 | res += "/" + path.slice(lastSlash + 1, i) |
| 321 | } else { |
| 322 | res = path.slice(lastSlash + 1, i) |
| 323 | } |
| 324 | lastSegmentLength = i - lastSlash - 1 |
| 325 | } |
| 326 | lastSlash = i |