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[Dependency Scanning] Add libSwiftScan API and JSON output for source import information

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This commit is contained in:
Artem Chikin
2025-06-11 11:45:48 -07:00
parent 1c9b864738
commit 716331e77a
11 changed files with 295 additions and 20 deletions
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97
lib/DependencyScan/DependencyScanJSON.cpp
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@@ -77,6 +77,11 @@ void writeJSONValue(llvm::raw_ostream &out, bool value, unsigned indentLevel) {
out.write_escaped(value ? "true" : "false");
}
/// Write a boolean value as JSON.
void writeJSONValue(llvm::raw_ostream &out, uint32_t value, unsigned indentLevel) {
out.write_escaped(std::to_string(value));
}
/// Write a JSON array.
template <typename T>
void writeJSONValue(llvm::raw_ostream &out, ArrayRef<T> values,
@@ -226,6 +231,90 @@ void writeLinkLibraries(llvm::raw_ostream &out,
out << "\n";
}
void writeImportInfos(llvm::raw_ostream &out,
const swiftscan_import_info_set_t *imports,
unsigned indentLevel, bool trailingComma) {
out.indent(indentLevel * 2);
out << "\"imports\": ";
out << "[\n";
for (size_t i = 0; i < imports->count; ++i) {
const auto &iInfo = *imports->imports[i];
out.indent((indentLevel + 1) * 2);
out << "{\n";
auto entryIndentLevel = ((indentLevel + 2) * 2);
out.indent(entryIndentLevel);
out << "\"identifier\": ";
writeJSONValue(out, iInfo.import_identifier, indentLevel);
out << ",\n";
out.indent(entryIndentLevel);
out << "\"accessLevel\": ";
switch (iInfo.access_level) {
case SWIFTSCAN_ACCESS_LEVEL_PRIVATE:
writeJSONValue(out, StringRef("private"), entryIndentLevel);
break;
case SWIFTSCAN_ACCESS_LEVEL_FILEPRIVATE:
writeJSONValue(out, StringRef("fileprivate"), entryIndentLevel);
break;
case SWIFTSCAN_ACCESS_LEVEL_INTERNAL:
writeJSONValue(out, StringRef("internal"), entryIndentLevel);
break;
case SWIFTSCAN_ACCESS_LEVEL_PACKAGE:
writeJSONValue(out, StringRef("package"), entryIndentLevel);
break;
case SWIFTSCAN_ACCESS_LEVEL_PUBLIC:
writeJSONValue(out, StringRef("public"), entryIndentLevel);
break;
}
if (iInfo.source_locations->count) {
out << ",\n";
out.indent(entryIndentLevel);
out << "\"importLocations\": ";
out << "[\n";
auto slIndentLevel = ((entryIndentLevel + 4));
for (size_t i = 0; i < iInfo.source_locations->count; ++i) {
out.indent(entryIndentLevel + 2);
out << "{\n";
const auto &sl = *iInfo.source_locations->source_locations[i];
out.indent(slIndentLevel);
out << "\"bufferIdentifier\": ";
writeJSONValue(out, sl.buffer_identifier, indentLevel);
out << ",\n";
out.indent(slIndentLevel);
out << "\"linuNumber\": ";
writeJSONValue(out, sl.line_number, indentLevel);
out << ",\n";
out.indent(slIndentLevel);
out << "\"columnNumber\": ";
writeJSONValue(out, sl.column_number, indentLevel);
out << "\n";
out.indent(entryIndentLevel + 2);
out << "}";
if (i != iInfo.source_locations->count - 1)
out << ",";
out << "\n";
}
out.indent(entryIndentLevel);
out << "]\n";
} else {
out << "\n";
}
out.indent((indentLevel + 1) * 2);
out << "}";
if (i != imports->count - 1)
out << ",";
out << "\n";
}
out.indent(indentLevel * 2);
out << "]";
if (trailingComma)
out << ",";
out << "\n";
}
static void
writeMacroDependencies(llvm::raw_ostream &out,
const swiftscan_macro_dependency_set_t *macro_deps,
@@ -243,15 +332,15 @@ writeMacroDependencies(llvm::raw_ostream &out,
auto entryIndentLevel = ((indentLevel + 2) * 2);
out.indent(entryIndentLevel);
out << "\"moduleName\": ";
writeJSONValue(out, macroInfo.moduleName, indentLevel);
writeJSONValue(out, macroInfo.module_name, indentLevel);
out << ",\n";
out.indent(entryIndentLevel);
out << "\"libraryPath\": ";
writeJSONValue(out, macroInfo.libraryPath, entryIndentLevel);
writeJSONValue(out, macroInfo.library_path, entryIndentLevel);
out << ",\n";
out.indent(entryIndentLevel);
out << "\"executablePath\": ";
writeJSONValue(out, macroInfo.executablePath, entryIndentLevel);
writeJSONValue(out, macroInfo.executable_path, entryIndentLevel);
out << "\n";
out.indent((indentLevel + 1) * 2);
out << "}";
@@ -368,6 +457,8 @@ void writeJSON(llvm::raw_ostream &out,
/*trailingComma=*/true);
writeLinkLibraries(out, moduleInfo.link_libraries,
3, /*trailingComma=*/true);
writeImportInfos(out, moduleInfo.imports,
3, /*trailingComma=*/true);
}
// Swift and Clang-specific details.
out.indent(3 * 2);