219 lines
8.9 KiB
JavaScript
219 lines
8.9 KiB
JavaScript
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import _typeof from "./typeof.js";
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import checkInRHS from "./checkInRHS.js";
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function createAddInitializerMethod(initializers, decoratorFinishedRef) {
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return function (initializer) {
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assertNotFinished(decoratorFinishedRef, "addInitializer"), assertCallable(initializer, "An initializer"), initializers.push(initializer);
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};
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}
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function assertInstanceIfPrivate(has, target) {
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if (!has(target)) throw new TypeError("Attempted to access private element on non-instance");
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}
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function memberDec(dec, thisArg, name, desc, initializers, kind, isStatic, isPrivate, value, hasPrivateBrand) {
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var kindStr;
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switch (kind) {
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case 1:
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kindStr = "accessor";
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break;
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case 2:
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kindStr = "method";
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break;
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case 3:
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kindStr = "getter";
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break;
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case 4:
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kindStr = "setter";
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break;
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default:
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kindStr = "field";
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}
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var get,
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set,
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ctx = {
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kind: kindStr,
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name: isPrivate ? "#" + name : name,
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"static": isStatic,
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"private": isPrivate
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},
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decoratorFinishedRef = {
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v: !1
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};
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if (0 !== kind && (ctx.addInitializer = createAddInitializerMethod(initializers, decoratorFinishedRef)), isPrivate || 0 !== kind && 2 !== kind) {
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if (2 === kind) get = function get(target) {
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return assertInstanceIfPrivate(hasPrivateBrand, target), desc.value;
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};else {
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var t = 0 === kind || 1 === kind;
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(t || 3 === kind) && (get = isPrivate ? function (target) {
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return assertInstanceIfPrivate(hasPrivateBrand, target), desc.get.call(target);
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} : function (target) {
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return desc.get.call(target);
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}), (t || 4 === kind) && (set = isPrivate ? function (target, value) {
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assertInstanceIfPrivate(hasPrivateBrand, target), desc.set.call(target, value);
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} : function (target, value) {
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desc.set.call(target, value);
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});
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}
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} else get = function get(target) {
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return target[name];
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}, 0 === kind && (set = function set(target, v) {
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target[name] = v;
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});
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var has = isPrivate ? hasPrivateBrand.bind() : function (target) {
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return name in target;
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};
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ctx.access = get && set ? {
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get: get,
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set: set,
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has: has
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} : get ? {
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get: get,
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has: has
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} : {
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set: set,
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has: has
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};
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try {
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return dec.call(thisArg, value, ctx);
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} finally {
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decoratorFinishedRef.v = !0;
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}
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}
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function assertNotFinished(decoratorFinishedRef, fnName) {
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if (decoratorFinishedRef.v) throw new Error("attempted to call " + fnName + " after decoration was finished");
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}
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function assertCallable(fn, hint) {
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if ("function" != typeof fn) throw new TypeError(hint + " must be a function");
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}
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function assertValidReturnValue(kind, value) {
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var type = _typeof(value);
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if (1 === kind) {
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if ("object" !== type || null === value) throw new TypeError("accessor decorators must return an object with get, set, or init properties or void 0");
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void 0 !== value.get && assertCallable(value.get, "accessor.get"), void 0 !== value.set && assertCallable(value.set, "accessor.set"), void 0 !== value.init && assertCallable(value.init, "accessor.init");
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} else if ("function" !== type) {
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var hint;
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throw hint = 0 === kind ? "field" : 5 === kind ? "class" : "method", new TypeError(hint + " decorators must return a function or void 0");
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}
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}
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function curryThis1(fn) {
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return function () {
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return fn(this);
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};
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}
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function curryThis2(fn) {
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return function (value) {
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fn(this, value);
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};
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}
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function applyMemberDec(ret, base, decInfo, decoratorsHaveThis, name, kind, isStatic, isPrivate, initializers, hasPrivateBrand) {
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var desc,
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init,
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value,
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newValue,
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get,
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set,
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decs = decInfo[0];
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decoratorsHaveThis || Array.isArray(decs) || (decs = [decs]), isPrivate ? desc = 0 === kind || 1 === kind ? {
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get: curryThis1(decInfo[3]),
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set: curryThis2(decInfo[4])
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} : 3 === kind ? {
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get: decInfo[3]
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} : 4 === kind ? {
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set: decInfo[3]
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} : {
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value: decInfo[3]
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} : 0 !== kind && (desc = Object.getOwnPropertyDescriptor(base, name)), 1 === kind ? value = {
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get: desc.get,
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set: desc.set
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} : 2 === kind ? value = desc.value : 3 === kind ? value = desc.get : 4 === kind && (value = desc.set);
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for (var inc = decoratorsHaveThis ? 2 : 1, i = decs.length - 1; i >= 0; i -= inc) {
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var newInit;
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if (void 0 !== (newValue = memberDec(decs[i], decoratorsHaveThis ? decs[i - 1] : void 0, name, desc, initializers, kind, isStatic, isPrivate, value, hasPrivateBrand))) assertValidReturnValue(kind, newValue), 0 === kind ? newInit = newValue : 1 === kind ? (newInit = newValue.init, get = newValue.get || value.get, set = newValue.set || value.set, value = {
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get: get,
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set: set
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}) : value = newValue, void 0 !== newInit && (void 0 === init ? init = newInit : "function" == typeof init ? init = [init, newInit] : init.push(newInit));
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}
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if (0 === kind || 1 === kind) {
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if (void 0 === init) init = function init(instance, _init) {
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return _init;
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};else if ("function" != typeof init) {
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var ownInitializers = init;
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init = function init(instance, _init2) {
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for (var value = _init2, i = ownInitializers.length - 1; i >= 0; i--) value = ownInitializers[i].call(instance, value);
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return value;
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};
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} else {
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var originalInitializer = init;
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init = function init(instance, _init3) {
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return originalInitializer.call(instance, _init3);
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};
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}
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ret.push(init);
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}
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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) {
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return value.get.call(instance, args);
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}), ret.push(function (instance, args) {
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return value.set.call(instance, args);
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})) : 2 === kind ? ret.push(value) : ret.push(function (instance, args) {
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return value.call(instance, args);
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}) : Object.defineProperty(base, name, desc));
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}
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function applyMemberDecs(Class, decInfos, instanceBrand) {
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for (var protoInitializers, staticInitializers, staticBrand, ret = [], existingProtoNonFields = new Map(), existingStaticNonFields = new Map(), i = 0; i < decInfos.length; i++) {
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var decInfo = decInfos[i];
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if (Array.isArray(decInfo)) {
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var base,
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initializers,
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kind = decInfo[1],
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name = decInfo[2],
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isPrivate = decInfo.length > 3,
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decoratorsHaveThis = 16 & kind,
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isStatic = !!(8 & kind),
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hasPrivateBrand = instanceBrand;
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if (kind &= 7, isStatic ? (base = Class, 0 !== kind && (initializers = staticInitializers = staticInitializers || []), isPrivate && !staticBrand && (staticBrand = function staticBrand(_) {
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return checkInRHS(_) === Class;
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}), hasPrivateBrand = staticBrand) : (base = Class.prototype, 0 !== kind && (initializers = protoInitializers = protoInitializers || [])), 0 !== kind && !isPrivate) {
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var existingNonFields = isStatic ? existingStaticNonFields : existingProtoNonFields,
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existingKind = existingNonFields.get(name) || 0;
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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);
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existingNonFields.set(name, !(!existingKind && kind > 2) || kind);
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}
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applyMemberDec(ret, base, decInfo, decoratorsHaveThis, name, kind, isStatic, isPrivate, initializers, hasPrivateBrand);
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}
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}
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return pushInitializers(ret, protoInitializers), pushInitializers(ret, staticInitializers), ret;
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}
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function pushInitializers(ret, initializers) {
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initializers && ret.push(function (instance) {
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for (var i = 0; i < initializers.length; i++) initializers[i].call(instance);
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return instance;
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});
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}
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function applyClassDecs(targetClass, classDecs, decoratorsHaveThis) {
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if (classDecs.length) {
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for (var initializers = [], newClass = targetClass, name = targetClass.name, inc = decoratorsHaveThis ? 2 : 1, i = classDecs.length - 1; i >= 0; i -= inc) {
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var decoratorFinishedRef = {
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v: !1
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};
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try {
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var nextNewClass = classDecs[i].call(decoratorsHaveThis ? classDecs[i - 1] : void 0, newClass, {
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kind: "class",
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name: name,
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addInitializer: createAddInitializerMethod(initializers, decoratorFinishedRef)
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});
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} finally {
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decoratorFinishedRef.v = !0;
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}
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void 0 !== nextNewClass && (assertValidReturnValue(5, nextNewClass), newClass = nextNewClass);
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}
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return [newClass, function () {
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for (var i = 0; i < initializers.length; i++) initializers[i].call(newClass);
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}];
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}
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}
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export default function applyDecs2305(targetClass, memberDecs, classDecs, classDecsHaveThis, instanceBrand) {
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return {
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e: applyMemberDecs(targetClass, memberDecs, instanceBrand),
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get c() {
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return applyClassDecs(targetClass, classDecs, classDecsHaveThis);
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}
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};
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}
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