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[Diag] Create frontend flags for localization and write tests (#32568)

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* Create frontend flags for localization

* Remove assertion
This commit is contained in:
Hassan ElDesouky
2020-06-30 08:32:44 +02:00
committed by GitHub
parent 4cf4515f1c
commit 621b3b4223
14 changed files with 360 additions and 3 deletions
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50
lib/Frontend/CompilerInvocation.cpp
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@@ -34,6 +34,11 @@ using namespace llvm::opt;
/// The path for Swift libraries in the OS on Darwin.
#define DARWIN_OS_LIBRARY_PATH "/usr/lib/swift"
static constexpr const char *const localeCodes[] = {
#define SUPPORTED_LOCALE(Code, Language) #Code,
#include "swift/AST/LocalizationLanguages.def"
};
swift::CompilerInvocation::CompilerInvocation() {
setTargetTriple(llvm::sys::getDefaultTargetTriple());
}
@@ -57,6 +62,14 @@ void CompilerInvocation::setMainExecutablePath(StringRef Path) {
llvm::sys::path::append(DiagnosticDocsPath, "share", "doc", "swift",
"diagnostics");
DiagnosticOpts.DiagnosticDocumentationPath = std::string(DiagnosticDocsPath.str());
// Compute the path of the YAML diagnostic messages directory files
// in the toolchain.
llvm::SmallString<128> DiagnosticMessagesDir(Path);
llvm::sys::path::remove_filename(DiagnosticMessagesDir); // Remove /swift
llvm::sys::path::remove_filename(DiagnosticMessagesDir); // Remove /bin
llvm::sys::path::append(DiagnosticMessagesDir, "share", "swift");
DiagnosticOpts.LocalizationPath = std::string(DiagnosticMessagesDir.str());
}
void CompilerInvocation::setDefaultPrebuiltCacheIfNecessary() {
@@ -928,6 +941,43 @@ static bool ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args,
if (Arg *A = Args.getLastArg(OPT_diagnostic_documentation_path)) {
Opts.DiagnosticDocumentationPath = A->getValue();
}
if (Arg *A = Args.getLastArg(OPT_locale)) {
std::string localeCode = A->getValue();
// Check if the locale code is available.
if (llvm::none_of(localeCodes, [&](const char *locale) {
return localeCode == locale;
})) {
std::string availableLocaleCodes = "";
llvm::interleave(
std::begin(localeCodes), std::end(localeCodes),
[&](std::string locale) { availableLocaleCodes += locale; },
[&] { availableLocaleCodes += ", "; });
Diags.diagnose(SourceLoc(), diag::error_invalid_locale_code,
availableLocaleCodes);
return true;
}
Opts.LocalizationCode = localeCode;
}
if (Arg *A = Args.getLastArg(OPT_localization_path)) {
if (!llvm::sys::fs::exists(A->getValue())) {
Diags.diagnose(SourceLoc(), diag::warning_locale_path_not_found,
A->getValue());
} else if (!Opts.LocalizationCode.empty()) {
// Check if the localization path exists but it doesn't have a file
// for the specified locale code.
llvm::SmallString<128> localizationPath(A->getValue());
llvm::sys::path::append(localizationPath, Opts.LocalizationCode);
llvm::sys::path::replace_extension(localizationPath, ".yaml");
if (!llvm::sys::fs::exists(localizationPath)) {
Diags.diagnose(SourceLoc(), diag::warning_cannot_find_locale_file,
Opts.LocalizationCode, localizationPath);
}
Opts.LocalizationPath = A->getValue();
}
}
assert(!(Opts.WarningsAsErrors && Opts.SuppressWarnings) &&
"conflicting arguments; should have been caught by driver");