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Anders Hejlsberg
2020-08-25 17:20:24 -10:00
parent e9b8606604
commit 0a506ac101
1 changed files with 6 additions and 6 deletions
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12
src/compiler/checker.ts
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@@ -18287,12 +18287,12 @@ namespace ts {
// identity is some object that is common to instantiations of the type with the same origin.
function getRecursionIdentity(type: Type): object | undefined {
if (type.flags & TypeFlags.Object && !isObjectOrArrayLiteralType(type)) {
if (getObjectFlags(type) && ObjectFlags.Reference && (type as TypeReference).node) {
// Deferred type references are tracked through their associated AST node. This gives us finer
// granularity than using their associated target because each manifest type reference has a
// unique AST node.
return (type as TypeReference).node;
}
// if (getObjectFlags(type) && ObjectFlags.Reference && (type as TypeReference).node) {
// // Deferred type references are tracked through their associated AST node. This gives us finer
// // granularity than using their associated target because each manifest type reference has a
// // unique AST node.
// return (type as TypeReference).node;
// }
if (type.symbol && !(getObjectFlags(type) & ObjectFlags.Anonymous && type.symbol.flags & SymbolFlags.Class)) {
// We track all object types that have an associated symbol (representing the origin of the type), but
// exclude the static side of classes from this check since it shares its symbol with the instance side.