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The Little Match Ray On New Year's Eve 2017

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This commit is contained in:
Fangrui Song 2017-12-31 23:56:35 -08:00
parent cef47b13f7
commit 0539e4249b
3 changed files with 37 additions and 41 deletions
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27
src/clang_cursor.cc
View File

@ -5,6 +5,20 @@
#include <algorithm>
#include <cassert>
Range ResolveCXSourceRange(const CXSourceRange& range, CXFile* cx_file) {
CXSourceLocation start = clang_getRangeStart(range);
CXSourceLocation end = clang_getRangeEnd(range);
unsigned int start_line, start_column;
clang_getSpellingLocation(start, cx_file, &start_line, &start_column,
nullptr);
unsigned int end_line, end_column;
clang_getSpellingLocation(end, nullptr, &end_line, &end_column, nullptr);
return Range(Position((int16_t)start_line, (int16_t)start_column) /*start*/,
Position((int16_t)end_line, (int16_t)end_column) /*end*/);
}
// TODO Place this global variable into config
bool g_enable_comments = false;
@ -127,15 +141,12 @@ Range ClangCursor::get_spelling_range(CXFile* cx_file) const {
// TODO for Objective-C methods and Objective-C message expressions, there are
// multiple pieces for each selector identifier.
CXSourceRange range = clang_Cursor_getSpellingNameRange(cx_cursor, 0, 0);
CXSourceLocation start = clang_getRangeStart(range);
CXSourceLocation end = clang_getRangeEnd(range);
return ResolveCXSourceRange(range, cx_file);
}
unsigned int start_line, start_column;
clang_getSpellingLocation(start, cx_file, &start_line, &start_column, nullptr);
unsigned int end_line, end_column;
clang_getSpellingLocation(end, nullptr, &end_line, &end_column, nullptr);
return Range(Position((int16_t)start_line, (int16_t)start_column) /*start*/,
Position((int16_t)end_line, (int16_t)end_column) /*end*/);
Range ClangCursor::get_extent() const {
CXSourceRange range = clang_getCursorExtent(cx_cursor);
return ResolveCXSourceRange(range, nullptr);
}
std::string ClangCursor::get_display_name() const {

4
src/clang_cursor.h
View File

@ -8,6 +8,9 @@
#include <string>
#include <vector>
Range ResolveCXSourceRange(const CXSourceRange& range,
CXFile* cx_file = nullptr);
class ClangType {
public:
ClangType();
@ -48,6 +51,7 @@ class ClangCursor {
ClangType get_type() const;
std::string get_spelling() const;
Range get_spelling_range(CXFile* cx_file = nullptr) const;
Range get_extent() const;
std::string get_display_name() const;
std::string get_usr() const;

47
src/indexer.cc
View File

@ -30,25 +30,6 @@ void AddFuncRef(std::vector<IndexFuncRef>* result, IndexFuncRef ref) {
result->push_back(ref);
}
Range Resolve(const CXSourceRange& range, CXFile* cx_file = nullptr) {
CXSourceLocation start = clang_getRangeStart(range);
CXSourceLocation end = clang_getRangeEnd(range);
unsigned int start_line, start_column;
clang_getSpellingLocation(start, cx_file, &start_line, &start_column,
nullptr);
unsigned int end_line, end_column;
clang_getSpellingLocation(end, nullptr, &end_line, &end_column, nullptr);
return Range(Position((int16_t)start_line, (int16_t)start_column) /*start*/,
Position((int16_t)end_line, (int16_t)end_column) /*end*/);
}
Range ResolveExtent(const CXCursor& cx_cursor, CXFile* cx_file = nullptr) {
CXSourceRange cx_range = clang_getCursorExtent(cx_cursor);
return Resolve(cx_range, cx_file);
}
bool IsScopeSemanticContainer(CXCursorKind kind) {
switch (kind) {
case CXCursor_Namespace:
@ -235,7 +216,7 @@ IndexFile* ConsumeFile(IndexParam* param, CXFile file) {
// Report skipped source range list.
CXSourceRangeList* skipped = clang_getSkippedRanges(param->tu->cx_tu, file);
for (unsigned i = 0; i < skipped->count; ++i) {
Range range = Resolve(skipped->ranges[i]);
Range range = ResolveCXSourceRange(skipped->ranges[i]);
// clang_getSkippedRanges reports start one token after the '#', move it
// back so it starts at the '#'
range.start.column -= 1;
@ -299,7 +280,7 @@ std::string GetDocumentContentInRange(CXTranslationUnit cx_tu,
for (unsigned i = 0; i < num_tokens; ++i) {
// Add whitespace between the previous token and this one.
Range token_range = Resolve(clang_getTokenExtent(cx_tu, tokens[i]));
Range token_range = ResolveCXSourceRange(clang_getTokenExtent(cx_tu, tokens[i]));
if (previous_token_range) {
// Insert newlines.
int16_t line_delta =
@ -919,7 +900,7 @@ ClangCursor::VisitResult VisitMacroDefinitionAndExpansions(ClangCursor cursor,
CXSourceRange cx_source_range =
clang_Cursor_getSpellingNameRange(cursor.cx_cursor, 0, 0);
CXFile file;
Range decl_loc_spelling = Resolve(cx_source_range, &file);
Range decl_loc_spelling = ResolveCXSourceRange(cx_source_range, &file);
IndexFile* db = ConsumeFile(param, file);
if (!db)
break;
@ -947,7 +928,7 @@ ClangCursor::VisitResult VisitMacroDefinitionAndExpansions(ClangCursor cursor,
var_def->def.cls = VarClass::Macro;
var_def->def.comments = cursor.get_comments();
var_def->def.definition_spelling = decl_loc_spelling;
var_def->def.definition_extent = Resolve(cx_extent, nullptr);
var_def->def.definition_extent = ResolveCXSourceRange(cx_extent, nullptr);
}
break;
@ -982,7 +963,7 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
ref_index->def.definition_spelling =
ref_cursor.get_spelling_range();
ref_index->def.definition_extent =
ResolveExtent(ref_cursor.cx_cursor);
ref_cursor.get_extent();
ref_index->def.short_name = ref_cursor.get_spelling();
ref_index->def.detailed_name = ref_index->def.short_name;
ref_index->uses.push_back(ref_cursor.get_spelling_range());
@ -1027,7 +1008,7 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
ref_index->def.definition_spelling =
ref_cursor.get_spelling_range();
ref_index->def.definition_extent =
ResolveExtent(ref_cursor.cx_cursor);
ref_cursor.get_extent();
ref_index->def.short_name = ref_cursor.get_spelling();
ref_index->def.detailed_name = ref_index->def.short_name;
ref_index->uses.push_back(ref_cursor.get_spelling_range());
@ -1050,7 +1031,7 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
ref_index->def.definition_spelling =
ref_cursor.get_spelling_range();
ref_index->def.definition_extent =
ResolveExtent(ref_cursor.cx_cursor);
ref_cursor.get_extent();
ref_index->def.short_name = ref_cursor.get_spelling();
ref_index->def.detailed_name = ref_index->def.short_name;
ref_index->uses.push_back(ref_cursor.get_spelling_range());
@ -1226,7 +1207,7 @@ void OnIndexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
if (decl->isDefinition) {
var->def.definition_spelling = decl_spell;
var->def.definition_extent = ResolveExtent(decl->cursor);
var->def.definition_extent = decl_cursor.get_extent();
} else {
var->def.declaration = decl_spell;
}
@ -1283,7 +1264,7 @@ void OnIndexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
case CXIdxEntity_CXXConversionFunction: {
ClangCursor decl_cursor = decl->cursor;
Range decl_spelling = decl_cursor.get_spelling_range();
Range decl_extent = ResolveExtent(decl->cursor);
Range decl_extent = decl_cursor.get_extent();
ClangCursor decl_cursor_resolved =
decl_cursor.template_specialization_to_template_definition();
@ -1432,7 +1413,7 @@ void OnIndexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
ClangCursor decl_cursor = decl->cursor;
Range spell = decl_cursor.get_spelling_range();
Range extent = ResolveExtent(decl->cursor);
Range extent = decl_cursor.get_extent();
type->def.definition_spelling = spell;
type->def.definition_extent = extent;
@ -1501,7 +1482,7 @@ void OnIndexDeclaration(CXClientData client_data, const CXIdxDeclInfo* decl) {
if (decl->isDefinition) {
type->def.definition_spelling = decl_loc_spelling;
type->def.definition_extent = ResolveExtent(decl->cursor);
type->def.definition_extent = decl_cursor.get_extent();
}
UniqueAdd(type->uses, decl_loc_spelling);
@ -1609,7 +1590,7 @@ void OnIndexReference(CXClientData client_data, const CXIdxEntityRefInfo* ref) {
Range spelling = referenced.get_spelling_range(&referenced_file);
if (file == referenced_file) {
var->def.definition_spelling = spelling;
var->def.definition_extent = ResolveExtent(referenced.cx_cursor);
var->def.definition_extent = referenced.get_extent();
// TODO Some of the logic here duplicates CXIdxEntity_Variable branch
// of OnIndexDeclaration. But there `decl` is of type CXIdxDeclInfo
@ -1675,7 +1656,7 @@ void OnIndexReference(CXClientData client_data, const CXIdxEntityRefInfo* ref) {
// Extents have larger ranges and thus less specific, and will be overriden
// by other functions if exist.
if (is_implicit)
loc = ResolveExtent(ref->cursor);
loc = ref_cursor.get_extent();
OnIndexReference_Function(db, loc, ref->container->cursor,
called_id, called, is_implicit);
@ -1755,7 +1736,7 @@ void OnIndexReference(CXClientData client_data, const CXIdxEntityRefInfo* ref) {
// Foo f;
// }
//
UniqueAdd(referenced->uses, ref_cursor.get_spelling_range());
UniqueAdd(referenced->uses, ClangCursor(ref->cursor).get_spelling_range());
break;
}