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[incrParse] Allow information about node reused be outputted

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This commit is contained in:
Alex Hoppen
2018-05-02 15:42:50 -07:00
parent db52819d94
commit 186feb6f0e
3 changed files with 36 additions and 3 deletions
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18
tools/swift-syntax-test/swift-syntax-test.cpp
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@@ -123,6 +123,12 @@ IncrementalEdits("incremental-edit",
"replace the selected range. "
"Can be passed multiple times."));
static llvm::cl::opt<std::string>
IncrementalReuseLog("incremental-reuse-log",
llvm::cl::desc("Path to which a log should be written that "
"describes all the nodes reused during "
"incremental parsing."));
static llvm::cl::opt<std::string>
OutputFilename("output-filename",
llvm::cl::desc("Path to the output file"));
@@ -331,8 +337,9 @@ int doIncrementalParse(const char *MainExecutablePath,
llvm::errs() << "Could not deserialise old syntax tree.";
return EXIT_FAILURE;
}
SyntaxParsingCache *Cache = new SyntaxParsingCache(OldSyntaxTree.getValue());
SyntaxParsingCache Cache = SyntaxParsingCache(OldSyntaxTree.getValue());
// Parse the source edits
for (auto EditPattern : options::IncrementalEdits) {
llvm::Regex MatchRegex("([0-9]+):([0-9]+)=(.*)");
SmallVector<StringRef, 4> Matches;
@@ -349,13 +356,18 @@ int doIncrementalParse(const char *MainExecutablePath,
llvm::errs() << "Could not parse edit end as integer: " << EditStart;
return EXIT_FAILURE;
}
Cache->addEdit(EditStart, EditEnd, /*ReplacmentLength=*/Matches[3].size());
Cache.addEdit(EditStart, EditEnd, /*ReplacmentLength=*/Matches[3].size());
}
if (!options::IncrementalReuseLog.empty()) {
StringRef Filename(options::IncrementalReuseLog.getValue());
Cache.setReuseLog(Filename);
}
// Parse the new libSyntax tree incrementally
CompilerInstance Instance;
SourceFile *SF =
getSourceFile(Instance, InputFileName, MainExecutablePath, Cache);
getSourceFile(Instance, InputFileName, MainExecutablePath, &Cache);
// Serialize and print the newly generated libSyntax tree
auto Root = SF->getSyntaxRoot().getRaw();