Function isEnumTypeRelatedTo

test/fixtures/snapshot/typescript.js:64520–64552

(sourceSymbol, targetSymbol, errorReporter)

                false;
        }
        function isEnumTypeRelatedTo(sourceSymbol, targetSymbol, errorReporter) {
            if (sourceSymbol === targetSymbol) {
                return true;
            }
            var id = getSymbolId(sourceSymbol) + "," + getSymbolId(targetSymbol);
            var entry = enumRelation.get(id);
            if (entry !== undefined && !(!(entry & 4 /* RelationComparisonResult.Reported */) && entry & 2 /* RelationComparisonResult.Failed */ && errorReporter)) {
                return !!(entry & 1 /* RelationComparisonResult.Succeeded */);
            }
            if (sourceSymbol.escapedName !== targetSymbol.escapedName || !(sourceSymbol.flags & 256 /* SymbolFlags.RegularEnum */) || !(targetSymbol.flags & 256 /* SymbolFlags.RegularEnum */)) {
                enumRelation.set(id, 2 /* RelationComparisonResult.Failed */ | 4 /* RelationComparisonResult.Reported */);
                return false;
            }
            var targetEnumType = getTypeOfSymbol(targetSymbol);
            for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(sourceSymbol)); _i < _a.length; _i++) {
                var property = _a[_i];
                if (property.flags & 8 /* SymbolFlags.EnumMember */) {
                    var targetProperty = getPropertyOfType(targetEnumType, property.escapedName);
                    if (!targetProperty || !(targetProperty.flags & 8 /* SymbolFlags.EnumMember */)) {
                        if (errorReporter) {
                            errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, ts.symbolName(property), typeToString(getDeclaredTypeOfSymbol(targetSymbol), /*enclosingDeclaration*/ undefined, 64 /* TypeFormatFlags.UseFullyQualifiedType */));
                            enumRelation.set(id, 2 /* RelationComparisonResult.Failed */ | 4 /* RelationComparisonResult.Reported */);
                        }
                        else {
                            enumRelation.set(id, 2 /* RelationComparisonResult.Failed */);
                        }
                        return false;
                    }
                }
            }
            enumRelation.set(id, 1 /* RelationComparisonResult.Succeeded */);
            return true;
        }
        function isSimpleTypeRelatedTo(source, target, relation, errorReporter) {
            var s = source.flags;
            var t = target.flags;