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Make Resolve location never fail

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This commit is contained in:
Jacob Dufault 2017-04-08 16:16:30 -07:00
parent 736b56d730
commit c25fac0919
2 changed files with 24 additions and 56 deletions
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68
src/indexer.cc
View File

@ -111,7 +111,7 @@ void AddUsage(std::vector<Range>& uses,
IdCache::IdCache(const std::string& primary_file)
: primary_file(primary_file) {}
Range IdCache::ForceResolve(const CXSourceRange& range, bool interesting) {
Range IdCache::Resolve(const CXSourceRange& range, bool interesting) {
CXSourceLocation start = clang_getRangeStart(range);
CXSourceLocation end = clang_getRangeEnd(range);
@ -125,36 +125,14 @@ Range IdCache::ForceResolve(const CXSourceRange& range, bool interesting) {
Position(end_line, end_column) /*end*/);
}
Range IdCache::ForceResolveSpelling(const CXCursor& cx_cursor, bool interesting) {
Range IdCache::ResolveSpelling(const CXCursor& cx_cursor, bool interesting) {
CXSourceRange cx_range = clang_Cursor_getSpellingNameRange(cx_cursor, 0, 0);
return ForceResolve(cx_range, interesting);
return Resolve(cx_range, interesting);
}
optional<Range> IdCache::ResolveSpelling(const CXCursor& cx_cursor, bool interesting) {
CXSourceLocation cx_loc = clang_getCursorLocation(cx_cursor);
//if (!clang_Location_isFromMainFile(cx_loc))
// return nullopt;
return ForceResolveSpelling(cx_cursor, interesting);
}
optional<Range> IdCache::ResolveSpelling(const clang::Cursor& cursor, bool interesting) {
return ResolveSpelling(cursor.cx_cursor, interesting);
}
Range IdCache::ForceResolveExtent(const CXCursor& cx_cursor, bool interesting) {
Range IdCache::ResolveExtent(const CXCursor& cx_cursor, bool interesting) {
CXSourceRange cx_range = clang_getCursorExtent(cx_cursor);
return ForceResolve(cx_range, interesting);
}
optional<Range> IdCache::ResolveExtent(const CXCursor& cx_cursor, bool interesting) {
CXSourceLocation cx_loc = clang_getCursorLocation(cx_cursor);
//if (!clang_Location_isFromMainFile(cx_loc))
// return nullopt;
return ForceResolveExtent(cx_cursor, interesting);
}
optional<Range> IdCache::ResolveExtent(const clang::Cursor& cursor, bool interesting) {
return ResolveExtent(cursor.cx_cursor, interesting);
return Resolve(cx_range, interesting);
}
template <typename T>
@ -391,9 +369,8 @@ void VisitDeclForTypeUsageVisitorHandler(clang::Cursor cursor,
IndexedTypeDef* ref_type_def = db->Resolve(ref_type_id);
// TODO: Should we even be visiting this if the file is not from the main
// def? Try adding assert on |loc| later.
optional<Range> loc = db->id_cache.ResolveSpelling(cursor, true /*interesting*/);
if (loc)
AddUsage(ref_type_def->uses, loc.value());
Range loc = db->id_cache.ResolveSpelling(cursor.cx_cursor, true /*interesting*/);
AddUsage(ref_type_def->uses, loc);
}
}
@ -641,14 +618,12 @@ clang::VisiterResult AddDeclInitializerUsagesVisitor(clang::Cursor cursor,
if (ref_usr == "")
break;
optional<Range> loc = db->id_cache.ResolveSpelling(cursor, false /*interesting*/);
Range loc = db->id_cache.ResolveSpelling(cursor.cx_cursor, false /*interesting*/);
// std::cerr << "Adding usage to id=" << ref_id.id << " usr=" << ref_usr
// << " at " << loc.ToString() << std::endl;
if (loc) {
IndexVarId ref_id = db->ToVarId(ref_usr);
IndexedVarDef* ref_def = db->Resolve(ref_id);
AddUsage(ref_def->uses, loc.value());
}
IndexVarId ref_id = db->ToVarId(ref_usr);
IndexedVarDef* ref_def = db->Resolve(ref_id);
AddUsage(ref_def->uses, loc);
break;
}
@ -731,11 +706,11 @@ void indexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
//}
if (decl->isDefinition) {
var_def->def.definition_spelling = db->id_cache.ForceResolveSpelling(decl->cursor, false /*interesting*/);
var_def->def.definition_extent = db->id_cache.ForceResolveExtent(decl->cursor, false /*interesting*/);;
var_def->def.definition_spelling = db->id_cache.ResolveSpelling(decl->cursor, false /*interesting*/);
var_def->def.definition_extent = db->id_cache.ResolveExtent(decl->cursor, false /*interesting*/);;
}
else {
var_def->def.declaration = db->id_cache.ForceResolveSpelling(decl->cursor, false /*interesting*/);
var_def->def.declaration = db->id_cache.ResolveSpelling(decl->cursor, false /*interesting*/);
}
AddUsage(var_def->uses, decl_loc_spelling.value());
@ -807,11 +782,11 @@ void indexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
// hacking the 'declarations' field by
// adding a definition when we really don't have one.
if (decl->isDefinition && !func_def->def.definition_extent.has_value()) {
func_def->def.definition_spelling = db->id_cache.ForceResolveSpelling(decl->cursor, false /*interesting*/);
func_def->def.definition_extent = db->id_cache.ForceResolveExtent(decl->cursor, false /*interesting*/);
func_def->def.definition_spelling = db->id_cache.ResolveSpelling(decl->cursor, false /*interesting*/);
func_def->def.definition_extent = db->id_cache.ResolveExtent(decl->cursor, false /*interesting*/);
}
else {
func_def->declarations.push_back(db->id_cache.ForceResolveSpelling(decl->cursor, false /*interesting*/));
func_def->declarations.push_back(db->id_cache.ResolveSpelling(decl->cursor, false /*interesting*/));
}
// If decl_cursor != resolved, then decl_cursor is a template
@ -1035,7 +1010,7 @@ void indexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
std::cerr
<< "!! Unhandled indexDeclaration: "
<< clang::Cursor(decl->cursor).ToString() << " at "
<< db->id_cache.ForceResolveSpelling(decl->cursor, false /*interesting*/).start.ToString()
<< db->id_cache.ResolveSpelling(decl->cursor, false /*interesting*/).start.ToString()
<< std::endl;
std::cerr << " entityInfo->kind = " << decl->entityInfo->kind
<< std::endl;
@ -1194,8 +1169,7 @@ void indexEntityReference(CXClientData client_data,
//unsigned int line, column, offset;
//clang_getSpellingLocation(clang_indexLoc_getCXSourceLocation(ref->loc), &file, &line, &column, &offset);
Range parent_loc = db->id_cache.ForceResolveSpelling(ref->parentEntity->cursor,
true /*interesting*/);
Range parent_loc = db->id_cache.ResolveSpelling(ref->parentEntity->cursor, true /*interesting*/);
if (parent_loc.start != loc_spelling->start) {
IndexedFuncDef* called_def = db->Resolve(called_id);
// I suspect it is possible for the declaring type to be null
@ -1251,7 +1225,7 @@ void indexEntityReference(CXClientData client_data,
std::cerr
<< "!! Unhandled indexEntityReference: " << cursor.ToString()
<< " at "
<< db->id_cache.ForceResolveSpelling(ref->cursor, false /*interesting*/).start.ToString()
<< db->id_cache.ResolveSpelling(ref->cursor, false /*interesting*/).start.ToString()
<< std::endl;
std::cerr << " ref->referencedEntity->kind = "
<< ref->referencedEntity->kind << std::endl;
@ -1260,7 +1234,7 @@ void indexEntityReference(CXClientData client_data,
<< ref->parentEntity->kind << std::endl;
std::cerr
<< " ref->loc = "
<< db->id_cache.ForceResolveSpelling(ref->cursor, false /*interesting*/).start.ToString()
<< db->id_cache.ResolveSpelling(ref->cursor, false /*interesting*/).start.ToString()
<< std::endl;
std::cerr << " ref->kind = " << ref->kind << std::endl;
if (ref->parentEntity)

12
src/indexer.h
View File

@ -414,15 +414,9 @@ struct IdCache {
IdCache(const std::string& primary_file);
Range ForceResolve(const CXSourceRange& range, bool interesting);
Range ForceResolveSpelling(const CXCursor& cx_cursor, bool interesting);
optional<Range> ResolveSpelling(const CXCursor& cx_cursor, bool interesting);
optional<Range> ResolveSpelling(const clang::Cursor& cursor, bool interesting);
Range ForceResolveExtent(const CXCursor& cx_cursor, bool interesting);
optional<Range> ResolveExtent(const CXCursor& cx_cursor, bool interesting);
optional<Range> ResolveExtent(const clang::Cursor& cursor, bool interesting);
Range Resolve(const CXSourceRange& range, bool interesting);
Range ResolveSpelling(const CXCursor& cx_cursor, bool interesting);
Range ResolveExtent(const CXCursor& cx_cursor, bool interesting);
};
struct IndexedFile {