maxmustermann/TypeScript
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Call isDeeplyNestedType only when something changed

Browse source
This commit is contained in:
Anders Hejlsberg 2021-10-25 07:36:17 -07:00
parent 4f5361ab60
commit f528318a82
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
src/compiler/checker.ts
View file

@ -18714,13 +18714,13 @@ namespace ts {
if (recursionFlags & RecursionFlags.Source) {
(sourceStack || (sourceStack = []))[sourceDepth] = source;
sourceDepth++;
if (!(expandingFlags & ExpandingFlags.Source) && isDeeplyNestedType(source, sourceStack, sourceDepth)) expandingFlags |= ExpandingFlags.Source;
}
if (recursionFlags & RecursionFlags.Target) {
(targetStack || (targetStack = []))[targetDepth] = target;
targetDepth++;
if (!(expandingFlags & ExpandingFlags.Target) && isDeeplyNestedType(target, targetStack, targetDepth)) expandingFlags |= ExpandingFlags.Target;
}
if (!(expandingFlags & ExpandingFlags.Source) && isDeeplyNestedType(source, sourceStack, sourceDepth)) expandingFlags |= ExpandingFlags.Source;
if (!(expandingFlags & ExpandingFlags.Target) && isDeeplyNestedType(target, targetStack, targetDepth)) expandingFlags |= ExpandingFlags.Target;
if (expandingFlags !== ExpandingFlags.Both) {
tracing?.push(tracing.Phase.CheckTypes, "structuredTypeRelatedTo", { sourceId: source.id, targetId: target.id });
result = structuredTypeRelatedTo(source, target, reportErrors, intersectionState);