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indexer: Support Decl::Concept
Fix indexer.cc:802 "Unhandled 72" when compiling `#include <chrono>` functions with -std=c++20.
This commit is contained in:
Fangrui Song
parent
536033c204
commit
cfc7c0208f
307
index_tests/templates/concept.cc
Normal file
307
index_tests/templates/concept.cc
Normal file
@ -0,0 +1,307 @@
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template <class T> struct type_trait {
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const static bool value = false;
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};
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template <> struct type_trait<int> {
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const static bool value = true;
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};
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template <class T>
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concept Con1 = type_trait<T>::value;
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constexpr int sizeFunc() { return 4; }
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template <class T>
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concept ConWithLogicalAnd = Con1<T> && sizeof(T) > sizeFunc();
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namespace ns {
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template <class T>
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concept ConInNamespace = sizeof(T) > 4;
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}
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template <class T1, class T2>
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concept ConTwoTemplateParams = ns::ConInNamespace<T1> && ConWithLogicalAnd<T2>;
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/*
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OUTPUT:
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{
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"usr2func": [{
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"usr": 3226866773869731400,
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"detailed_name": "constexpr int sizeFunc()",
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"qual_name_offset": 14,
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"short_name": "sizeFunc",
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"spell": "13:15-13:23|13:1-13:39|2|-1",
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}],
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"uses": []
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}, {
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"detailed_name": "T",
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"short_name": "",
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"derived": [],
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"instances": [],
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"uses": ["20:33-20:34|4|-1"]
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}, {
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"usr": 1341599025369786548,
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"detailed_name": "T1",
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"short_name": "",
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"declarations": ["23:17-23:19|23:11-23:19|1|-1"],
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"derived": [],
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"uses": ["24:51-24:53|4|-1"]
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}, {
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"detailed_name": "T",
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"short_name": "",
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"alias_of": 0,
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"kind": 26,
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"parent_kind": 0,
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"declarations": ["15:17-15:18|15:11-15:18|1|-1"],
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"derived": [],
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"instances": [],
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"uses": ["16:34-16:35|4|-1", "16:47-16:48|4|-1"]
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}, {
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"usr": 4001289545226345448,
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"detailed_name": "struct type_trait {}",
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"qual_name_offset": 7,
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"short_name": "type_trait",
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"spell": "2:27-2:37|2:20-4:2|2|-1",
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"bases": [],
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"funcs": [],
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"types": [13813325012676356715],
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"derived": [10139416838611429657],
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"instances": [],
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"uses": ["11:16-11:26|4|-1"]
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}, {
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"usr": 8987540007709901036,
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"detailed_name": "T",
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"qual_name_offset": 0,
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"short_name": "",
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"bases": [],
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"funcs": [],
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"types": [],
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"vars": [],
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"alias_of": 0,
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"kind": 26,
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"parent_kind": 0,
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"declarations": ["10:17-10:18|10:11-10:18|1|-1"],
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"derived": [],
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"instances": [],
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"uses": ["11:27-11:28|4|-1"]
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}, {
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"usr": 10139416838611429657,
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"detailed_name": "template<> struct type_trait<int> {}",
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"qual_name_offset": 18,
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"short_name": "type_trait",
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"spell": "6:20-6:30|6:1-8:2|2|-1",
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"bases": [4001289545226345448],
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"funcs": [],
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"types": [],
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"alias_of": 0,
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"kind": 5,
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"declarations": [],
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"derived": [],
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"instances": [],
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"uses": []
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}, {
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"usr": 10306412732558468540,
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"detailed_name": "T2",
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"qual_name_offset": 0,
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"short_name": "",
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"bases": [],
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"funcs": [],
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"types": [],
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"vars": [],
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"alias_of": 0,
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"kind": 26,
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"parent_kind": 0,
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"declarations": ["23:27-23:29|23:21-23:29|1|-1"],
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"derived": [],
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"instances": [],
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"uses": ["24:76-24:78|4|-1"]
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}, {
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"usr": 11072669167287398027,
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"detailed_name": "namespace ns {}",
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"qual_name_offset": 10,
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"short_name": "ns",
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"bases": [],
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"funcs": [],
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"types": [368613743269466510],
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"vars": [{
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"L": 7075924720131397743,
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"R": -1
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}],
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"declarations": ["18:11-18:13|18:1-21:2|1|-1"],
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"derived": [],
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"uses": ["24:32-24:34|4|-1"]
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}, {
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"detailed_name": "T",
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}],
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"usr2var": [{
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"detailed_name": "static const bool type_trait::value",
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"short_name": "value",
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"hover": "static const bool type_trait::value = false",
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}, {
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"usr": 4683419091429829178,
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"detailed_name": "static const bool type_trait<int>::value",
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"qual_name_offset": 18,
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"short_name": "value",
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"hover": "static const bool type_trait<int>::value = true",
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"type": 436,
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"uses": []
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}, {
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"usr": 7075924720131397743,
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"detailed_name": "int ns::ConInNamespace",
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"qual_name_offset": 4,
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"short_name": "ConInNamespace",
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"hover": "int ns::ConInNamespace = sizeof(T) > 4",
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"spell": "20:9-20:23|20:1-20:39|1026|-1",
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"type": 452,
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"uses": ["24:36-24:50|4|-1"]
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}, {
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"usr": 8419381068906673567,
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"detailed_name": "int ConTwoTemplateParams",
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"qual_name_offset": 4,
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"short_name": "ConTwoTemplateParams",
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"hover": "int ConTwoTemplateParams = ns::ConInNamespace<T1> && ConWithLogicalAnd<T2>",
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"spell": "24:9-24:29|24:1-24:79|2|-1",
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"type": 452,
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"uses": []
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}, {
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"usr": 15197037962155352994,
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"detailed_name": "int ConWithLogicalAnd",
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"qual_name_offset": 4,
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"short_name": "ConWithLogicalAnd",
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"hover": "int ConWithLogicalAnd = Con1<T> && sizeof(T) > sizeFunc()",
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"spell": "16:9-16:26|16:1-16:62|2|-1",
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"type": 452,
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}, {
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"usr": 15611304989063975809,
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"detailed_name": "int Con1",
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"qual_name_offset": 4,
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"short_name": "Con1",
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"hover": "int Con1 = type_trait<T>::value",
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"spell": "11:9-11:13|11:1-11:36|2|-1",
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"type": 452,
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"storage": 0,
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"declarations": [],
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"uses": ["16:29-16:33|4|-1"]
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}]
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}
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*/
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@ -127,6 +127,7 @@ Kind getKind(const Decl *d, SymbolKind &kind) {
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case Decl::NamespaceAlias:
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kind = SymbolKind::Namespace;
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return Kind::Type;
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case Decl::Concept:
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case Decl::ObjCCategory:
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case Decl::ObjCCategoryImpl:
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case Decl::ObjCImplementation:
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