Fix typo

ahejlsberg · ahejlsberg · commit b336c693eed9 · 2016-08-11T14:38:01.000-07:00
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -7858,7 +7858,7 @@ namespace ts {
                     // and primitive types are removed by other type guards.
                     const filteredType = getTypeWithFacts(type, TypeFacts.Discriminatable);
                     if (filteredType !== type && filteredType.flags & TypeFlags.Union) {
-                        prop = getPropertyOfType(type, name);
+                        prop = getPropertyOfType(filteredType, name);
                     }
                 }
                 if (prop && prop.flags & SymbolFlags.SyntheticProperty) {

Original file line number	Diff line number	Diff line change
`@@ -7858,7 +7858,7 @@ namespace ts {`
`7858`	`7858`	`// and primitive types are removed by other type guards.`
`7859`	`7859`	`const filteredType = getTypeWithFacts(type, TypeFacts.Discriminatable);`
`7860`	`7860`	`if (filteredType !== type && filteredType.flags & TypeFlags.Union) {`
`7861`		`- prop = getPropertyOfType(type, name);`
	`7861`	`+ prop = getPropertyOfType(filteredType, name);`
`7862`	`7862`	`}`
`7863`	`7863`	`}`
`7864`	`7864`	`if (prop && prop.flags & SymbolFlags.SyntheticProperty) {`