Simplify type flag check

jack-williams · jack-williams · commit c2ab8f6aa6e7 · 2018-09-18T09:23:25.000+01:00
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -15015,7 +15015,7 @@ namespace ts {
                 }
                 const valueType = getTypeOfExpression(value);
                 if ((type.flags & TypeFlags.Unknown) && (operator === SyntaxKind.EqualsEqualsEqualsToken) && assumeTrue) {
-                    if (valueType.flags & TypeFlags.Primitive || valueType.flags & TypeFlags.NonPrimitive) {
+                    if (valueType.flags & (TypeFlags.Primitive | TypeFlags.NonPrimitive)) {
                         return valueType;
                     }
                     if (valueType.flags & TypeFlags.Object) {

Original file line number	Diff line number	Diff line change
`@@ -15015,7 +15015,7 @@ namespace ts {`
`15015`	`15015`	`}`
`15016`	`15016`	`const valueType = getTypeOfExpression(value);`
`15017`	`15017`	`if ((type.flags & TypeFlags.Unknown) && (operator === SyntaxKind.EqualsEqualsEqualsToken) && assumeTrue) {`
`15018`		`- if (valueType.flags & TypeFlags.Primitive \|\| valueType.flags & TypeFlags.NonPrimitive) {`
	`15018`	`+ if (valueType.flags & (TypeFlags.Primitive \| TypeFlags.NonPrimitive)) {`
`15019`	`15019`	`return valueType;`
`15020`	`15020`	`}`
`15021`	`15021`	`if (valueType.flags & TypeFlags.Object) {`