import _typeof from "./typeof.js"; function createMetadataMethodsForProperty(metadataMap, kind, property) { return { getMetadata: function getMetadata(key) { if ("symbol" != _typeof(key)) throw new TypeError("Metadata keys must be symbols, received: " + key); var metadataForKey = metadataMap[key]; if (void 0 !== metadataForKey) if (1 === kind) { var pub = metadataForKey["public"]; if (void 0 !== pub) return pub[property]; } else if (2 === kind) { var priv = metadataForKey["private"]; if (void 0 !== priv) return priv.get(property); } else if (Object.hasOwnProperty.call(metadataForKey, "constructor")) return metadataForKey.constructor; }, setMetadata: function setMetadata(key, value) { if ("symbol" != _typeof(key)) throw new TypeError("Metadata keys must be symbols, received: " + key); var metadataForKey = metadataMap[key]; if (void 0 === metadataForKey && (metadataForKey = metadataMap[key] = {}), 1 === kind) { var pub = metadataForKey["public"]; void 0 === pub && (pub = metadataForKey["public"] = {}), pub[property] = value; } else if (2 === kind) { var priv = metadataForKey.priv; void 0 === priv && (priv = metadataForKey["private"] = new Map()), priv.set(property, value); } else metadataForKey.constructor = value; } }; } function convertMetadataMapToFinal(obj, metadataMap) { var parentMetadataMap = obj[Symbol.metadata || Symbol["for"]("Symbol.metadata")], metadataKeys = Object.getOwnPropertySymbols(metadataMap); if (0 !== metadataKeys.length) { for (var i = 0; i < metadataKeys.length; i++) { var key = metadataKeys[i], metaForKey = metadataMap[key], parentMetaForKey = parentMetadataMap ? parentMetadataMap[key] : null, pub = metaForKey["public"], parentPub = parentMetaForKey ? parentMetaForKey["public"] : null; pub && parentPub && Object.setPrototypeOf(pub, parentPub); var priv = metaForKey["private"]; if (priv) { var privArr = Array.from(priv.values()), parentPriv = parentMetaForKey ? parentMetaForKey["private"] : null; parentPriv && (privArr = privArr.concat(parentPriv)), metaForKey["private"] = privArr; } parentMetaForKey && Object.setPrototypeOf(metaForKey, parentMetaForKey); } parentMetadataMap && Object.setPrototypeOf(metadataMap, parentMetadataMap), obj[Symbol.metadata || Symbol["for"]("Symbol.metadata")] = metadataMap; } } function createAddInitializerMethod(initializers) { return function (initializer) { assertValidInitializer(initializer), initializers.push(initializer); }; } function memberDecCtx(base, name, desc, metadataMap, initializers, kind, isStatic, isPrivate) { var kindStr; switch (kind) { case 1: kindStr = "accessor"; break; case 2: kindStr = "method"; break; case 3: kindStr = "getter"; break; case 4: kindStr = "setter"; break; default: kindStr = "field"; } var metadataKind, metadataName, ctx = { kind: kindStr, name: isPrivate ? "#" + name : name, isStatic: isStatic, isPrivate: isPrivate }; if (0 !== kind && (ctx.addInitializer = createAddInitializerMethod(initializers)), isPrivate) { metadataKind = 2, metadataName = Symbol(name); var access = {}; 0 === kind ? (access.get = desc.get, access.set = desc.set) : 2 === kind ? access.get = function () { return desc.value; } : (1 !== kind && 3 !== kind || (access.get = function () { return desc.get.call(this); }), 1 !== kind && 4 !== kind || (access.set = function (v) { desc.set.call(this, v); })), ctx.access = access; } else metadataKind = 1, metadataName = name; return Object.assign(ctx, createMetadataMethodsForProperty(metadataMap, metadataKind, metadataName)); } function assertValidInitializer(initializer) { if ("function" != typeof initializer) throw new Error("initializers must be functions"); } function assertValidReturnValue(kind, value) { var type = _typeof(value); if (1 === kind) { if ("object" !== type || null === value) throw new Error("accessor decorators must return an object with get, set, or initializer properties or void 0"); } else if ("function" !== type) throw 0 === kind ? new Error("field decorators must return a initializer function or void 0") : new Error("method decorators must return a function or void 0"); } function applyMemberDec(ret, base, decInfo, name, kind, isStatic, isPrivate, metadataMap, initializers) { var desc, initializer, value, decs = decInfo[0]; isPrivate ? desc = 0 === kind || 1 === kind ? { get: decInfo[3], set: decInfo[4] } : 3 === kind ? { get: decInfo[3] } : 4 === kind ? { set: decInfo[3] } : { value: decInfo[3] } : 0 !== kind && (desc = Object.getOwnPropertyDescriptor(base, name)), 1 === kind ? value = { get: desc.get, set: desc.set } : 2 === kind ? value = desc.value : 3 === kind ? value = desc.get : 4 === kind && (value = desc.set); var newValue, get, set, ctx = memberDecCtx(base, name, desc, metadataMap, initializers, kind, isStatic, isPrivate); if ("function" == typeof decs) void 0 !== (newValue = decs(value, ctx)) && (assertValidReturnValue(kind, newValue), 0 === kind ? initializer = newValue : 1 === kind ? (initializer = newValue.initializer, get = newValue.get || value.get, set = newValue.set || value.set, value = { get: get, set: set }) : value = newValue);else for (var i = 0; i < decs.length; i++) { var newInit; if (void 0 !== (newValue = (0, decs[i])(value, ctx))) assertValidReturnValue(kind, newValue), 0 === kind ? newInit = newValue : 1 === kind ? (newInit = newValue.initializer, get = newValue.get || value.get, set = newValue.set || value.set, value = { get: get, set: set }) : value = newValue, void 0 !== newInit && (void 0 === initializer ? initializer = newInit : "function" == typeof initializer ? initializer = [initializer, newInit] : initializer.push(newInit)); } if (0 === kind || 1 === kind) { if (void 0 === initializer) initializer = function initializer(instance, init) { return init; };else if ("function" != typeof initializer) { var ownInitializers = initializer; initializer = function initializer(instance, init) { for (var value = init, i = 0; i < ownInitializers.length; i++) { value = ownInitializers[i].call(instance, value); } return value; }; } else { var originalInitializer = initializer; initializer = function initializer(instance, init) { return originalInitializer.call(instance, init); }; } ret.push(initializer); } 0 !== kind && (1 === kind ? (desc.get = value.get, desc.set = value.set) : 2 === kind ? desc.value = value : 3 === kind ? desc.get = value : 4 === kind && (desc.set = value), isPrivate ? 1 === kind ? (ret.push(function (instance, args) { return value.get.call(instance, args); }), ret.push(function (instance, args) { return value.set.call(instance, args); })) : 2 === kind ? ret.push(value) : ret.push(function (instance, args) { return value.call(instance, args); }) : Object.defineProperty(base, name, desc)); } function applyMemberDecs(ret, Class, protoMetadataMap, staticMetadataMap, decInfos) { for (var protoInitializers, staticInitializers, existingProtoNonFields = new Map(), existingStaticNonFields = new Map(), i = 0; i < decInfos.length; i++) { var decInfo = decInfos[i]; if (Array.isArray(decInfo)) { var base, metadataMap, initializers, kind = decInfo[1], name = decInfo[2], isPrivate = decInfo.length > 3, isStatic = kind >= 5; if (isStatic ? (base = Class, metadataMap = staticMetadataMap, kind -= 5, staticInitializers || (staticInitializers = []), initializers = staticInitializers) : (base = Class.prototype, metadataMap = protoMetadataMap, protoInitializers || (protoInitializers = []), initializers = protoInitializers), 0 !== kind && !isPrivate) { var existingNonFields = isStatic ? existingStaticNonFields : existingProtoNonFields, existingKind = existingNonFields.get(name) || 0; if (!0 === existingKind || 3 === existingKind && 4 !== kind || 4 === existingKind && 3 !== kind) throw new Error("Attempted to decorate a public method/accessor that has the same name as a previously decorated public method/accessor. This is not currently supported by the decorators plugin. Property name was: " + name); !existingKind && kind > 2 ? existingNonFields.set(name, kind) : existingNonFields.set(name, !0); } applyMemberDec(ret, base, decInfo, name, kind, isStatic, isPrivate, metadataMap, initializers); } } protoInitializers && pushInitializers(ret, protoInitializers), staticInitializers && pushInitializers(ret, staticInitializers); } function pushInitializers(ret, initializers) { initializers.length > 0 ? (initializers = initializers.slice(), ret.push(function (instance) { for (var i = 0; i < initializers.length; i++) { initializers[i].call(instance, instance); } return instance; })) : ret.push(function (instance) { return instance; }); } function applyClassDecs(ret, targetClass, metadataMap, classDecs) { for (var initializers = [], newClass = targetClass, name = targetClass.name, ctx = Object.assign({ kind: "class", name: name, addInitializer: createAddInitializerMethod(initializers) }, createMetadataMethodsForProperty(metadataMap, 0, name)), i = 0; i < classDecs.length; i++) { newClass = classDecs[i](newClass, ctx) || newClass; } ret.push(newClass), initializers.length > 0 ? ret.push(function () { for (var i = 0; i < initializers.length; i++) { initializers[i].call(newClass, newClass); } }) : ret.push(function () {}); } export default function applyDecs(targetClass, memberDecs, classDecs) { var ret = [], staticMetadataMap = {}; if (memberDecs) { var protoMetadataMap = {}; applyMemberDecs(ret, targetClass, protoMetadataMap, staticMetadataMap, memberDecs), convertMetadataMapToFinal(targetClass.prototype, protoMetadataMap); } return classDecs && applyClassDecs(ret, targetClass, staticMetadataMap, classDecs), convertMetadataMapToFinal(targetClass, staticMetadataMap), ret; }