Function getMappedType

test/fixtures/snapshot/typescript.js:63282–63302

(type, mapper)

            return sources.length === 1 ? makeUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : makeArrayTypeMapper(sources, targets);
        }
        function getMappedType(type, mapper) {
            switch (mapper.kind) {
                case 0 /* TypeMapKind.Simple */:
                    return type === mapper.source ? mapper.target : type;
                case 1 /* TypeMapKind.Array */:
                    var sources = mapper.sources;
                    var targets = mapper.targets;
                    for (var i = 0; i < sources.length; i++) {
                        if (type === sources[i]) {
                            return targets ? targets[i] : anyType;
                        }
                    }
                    return type;
                case 2 /* TypeMapKind.Function */:
                    return mapper.func(type);
                case 3 /* TypeMapKind.Composite */:
                case 4 /* TypeMapKind.Merged */:
                    var t1 = getMappedType(type, mapper.mapper1);
                    return t1 !== type && mapper.kind === 3 /* TypeMapKind.Composite */ ? instantiateType(t1, mapper.mapper2) : getMappedType(t1, mapper.mapper2);
            }
        }
        function makeUnaryTypeMapper(source, target) {
            return { kind: 0 /* TypeMapKind.Simple */, source: source, target: target };
        }