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Implement (undocumented) cmdline option -Xi=<JSON field name>

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This commit is contained in:
Martin 2018-03-30 00:54:15 +02:00
parent b144fe1123
commit 3d0f5c28ac
5 changed files with 19 additions and 1 deletions
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3
dmd/json.d
View file

@ -955,7 +955,8 @@ Params:
Returns: JsonFieldFlags.none on error, otherwise the JsonFieldFlags value
corresponding to the given fieldName.
*/
JsonFieldFlags tryParseJsonField(const(char)* fieldName)
// IN_LLVM: was `JsonField tryParseJsonField(const(char)* fieldName)`
extern (C++) uint tryParseJsonField(const(char)* fieldName)
{
auto fieldNameString = fieldName[0 .. strlen(fieldName)];
foreach (idx, enumName; __traits(allMembers, JsonFieldFlags))

4
dmd/json.h
View file

@ -21,5 +21,9 @@ struct OutBuffer;
void json_generate(OutBuffer *, Modules *);
#ifdef IN_LLVM
unsigned tryParseJsonField(const char *fieldName);
#endif
#endif /* DMD_JSON_H */

3
driver/cl_options.cpp
View file

@ -195,6 +195,9 @@ cl::opt<std::string> jsonFile("Xf", cl::desc("Write JSON file to <filename>"),
cl::value_desc("filename"), cl::Prefix,
cl::ZeroOrMore);
// supported by DMD, but still undocumented
cl::list<std::string> jsonFields("Xi", cl::ReallyHidden, cl::value_desc("field"));
// Header generation options
static cl::opt<bool, true>
doHdrGen("H", cl::desc("Generate 'header' file"), cl::ZeroOrMore,

1
driver/cl_options.h
View file

@ -59,6 +59,7 @@ extern cl::opt<cl::boolOrDefault> output_o;
extern cl::opt<std::string> ddocDir;
extern cl::opt<std::string> ddocFile;
extern cl::opt<std::string> jsonFile;
extern cl::list<std::string> jsonFields;
extern cl::opt<std::string> hdrDir;
extern cl::opt<std::string> hdrFile;
extern cl::opt<bool> hdrKeepAllBodies;

9
driver/main.cpp
View file

@ -423,6 +423,15 @@ void parseCommandLine(int argc, char **argv, Strings &sourceFiles,
toWinPaths(global.params.fileImppath);
#endif
for (const auto &field : jsonFields) {
const unsigned flag = tryParseJsonField(field.c_str());
if (flag == 0) {
error(Loc(), "unknown JSON field `-Xi=%s`", field.c_str());
} else {
global.params.jsonFieldFlags |= flag;
}
}
includeImports = !opts::includeModulePatterns.empty();
for (const auto &pattern : opts::includeModulePatterns) {
// a value-less `-i` only enables `includeImports`