| 362 | } |
| 363 | |
| 364 | bool CompilerStack::parse() |
| 365 | { |
| 366 | solAssert(m_stackState == SourcesSet, "Must call parse only after the SourcesSet state."); |
| 367 | m_errorReporter.clear(); |
| 368 | |
| 369 | if (SemVerVersion{std::string(VersionString)}.isPrerelease()) |
| 370 | m_errorReporter.warning(3805_error, "This is a pre-release compiler version, please do not use it in production."); |
| 371 | |
| 372 | try |
| 373 | { |
| 374 | Parser parser{m_errorReporter, m_evmVersion, m_eofVersion}; |
| 375 | |
| 376 | std::vector<std::string> sourcesToParse; |
| 377 | for (auto const& s: m_sources) |
| 378 | sourcesToParse.push_back(s.first); |
| 379 | |
| 380 | for (size_t i = 0; i < sourcesToParse.size(); ++i) |
| 381 | { |
| 382 | std::string const path = sourcesToParse[i]; |
| 383 | Source& source = m_sources[path]; |
| 384 | source.ast = parser.parse(*source.charStream); |
| 385 | if (!source.ast) |
| 386 | solAssert(Error::containsErrors(m_errorReporter.errors()), "Parser returned null but did not report error."); |
| 387 | else |
| 388 | { |
| 389 | source.ast->annotation().path = path; |
| 390 | |
| 391 | for (auto const& import: ASTNode::filteredNodes<ImportDirective>(source.ast->nodes())) |
| 392 | { |
| 393 | solAssert(!import->path().empty(), "Import path cannot be empty."); |
| 394 | // Check whether the import directive is for the standard library, |
| 395 | // and if yes, add specified file to source units to be parsed. |
| 396 | auto it = stdlib::sources.find(import->path()); |
| 397 | if (it != stdlib::sources.end()) |
| 398 | { |
| 399 | auto [name, content] = *it; |
| 400 | m_sources[name].charStream = std::make_unique<CharStream>(content, name); |
| 401 | sourcesToParse.push_back(name); |
| 402 | } |
| 403 | |
| 404 | // The current value of `path` is the absolute path as seen from this source file. |
| 405 | // We first have to apply remappings before we can store the actual absolute path |
| 406 | // as seen globally. |
| 407 | import->annotation().absolutePath = applyRemapping(util::absolutePath( |
| 408 | import->path(), |
| 409 | path |
| 410 | ), path); |
| 411 | } |
| 412 | |
| 413 | if (m_stopAfter >= ParsedAndImported) |
| 414 | for (auto const& newSource: loadMissingSources(*source.ast)) |
| 415 | { |
| 416 | std::string const& newPath = newSource.first; |
| 417 | std::string const& newContents = newSource.second; |
| 418 | m_sources[newPath].charStream = std::make_shared<CharStream>(newContents, newPath); |
| 419 | sourcesToParse.push_back(newPath); |
| 420 | } |
| 421 | } |