Function typeRelatedToSomeType

test/fixtures/snapshot/typescript.js:65314–65343

(source, target, reportErrors)

                return result;
            }
            function typeRelatedToSomeType(source, target, reportErrors) {
                var targetTypes = target.types;
                if (target.flags & 1048576 /* TypeFlags.Union */) {
                    if (containsType(targetTypes, source)) {
                        return -1 /* Ternary.True */;
                    }
                    var match = getMatchingUnionConstituentForType(target, source);
                    if (match) {
                        var related = isRelatedTo(source, match, 2 /* RecursionFlags.Target */, /*reportErrors*/ false);
                        if (related) {
                            return related;
                        }
                    }
                }
                for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) {
                    var type = targetTypes_1[_i];
                    var related = isRelatedTo(source, type, 2 /* RecursionFlags.Target */, /*reportErrors*/ false);
                    if (related) {
                        return related;
                    }
                }
                if (reportErrors) {
                    // Elaborate only if we can find a best matching type in the target union
                    var bestMatchingType = getBestMatchingType(source, target, isRelatedTo);
                    if (bestMatchingType) {
                        isRelatedTo(source, bestMatchingType, 2 /* RecursionFlags.Target */, /*reportErrors*/ true);
                    }
                }
                return 0 /* Ternary.False */;
            }
            function typeRelatedToEachType(source, target, reportErrors, intersectionState) {
                var result = -1 /* Ternary.True */;
                var targetTypes = target.types;