| 287 | |
| 288 | |
| 289 | class TokenStream(list): |
| 290 | |
| 291 | def __init__(self, source, error): |
| 292 | self += source.split() if hasattr(source, 'split') else source |
| 293 | self.error = error |
| 294 | |
| 295 | def move(self): |
| 296 | return self.pop(0) if len(self) else None |
| 297 | |
| 298 | def current(self): |
| 299 | return self[0] if len(self) else None |
| 300 | |
| 301 | |
| 302 | def parse_long(tokens, options): |
no outgoing calls
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