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183 lines
7.7 KiB
183 lines
7.7 KiB
import _typeof from "./typeof.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 memberDec(dec, name, desc, initializers, kind, isStatic, isPrivate, value) {
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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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0 !== kind && (ctx.addInitializer = createAddInitializerMethod(initializers, decoratorFinishedRef)), 0 === kind ? isPrivate ? (get = desc.get, set = desc.set) : (get = function get() {
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return this[name];
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}, set = function set(v) {
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this[name] = v;
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}) : 2 === kind ? get = function get() {
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return desc.value;
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} : (1 !== kind && 3 !== kind || (get = function get() {
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return desc.get.call(this);
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}), 1 !== kind && 4 !== kind || (set = function set(v) {
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desc.set.call(this, v);
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})), ctx.access = get && set ? {
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get: get,
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set: set
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} : get ? {
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get: get
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} : {
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set: set
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};
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try {
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return dec(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" : 10 === 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 applyMemberDec(ret, base, decInfo, name, kind, isStatic, isPrivate, initializers) {
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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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if (isPrivate ? desc = 0 === kind || 1 === kind ? {
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get: decInfo[3],
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set: 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), "function" == typeof decs) void 0 !== (newValue = memberDec(decs, name, desc, initializers, kind, isStatic, isPrivate, value)) && (assertValidReturnValue(kind, newValue), 0 === kind ? init = newValue : 1 === kind ? (init = 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);else for (var i = decs.length - 1; i >= 0; i--) {
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var newInit;
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if (void 0 !== (newValue = memberDec(decs[i], name, desc, initializers, kind, isStatic, isPrivate, value))) 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 = 0; i < ownInitializers.length; 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(ret, Class, decInfos) {
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for (var protoInitializers, staticInitializers, 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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isStatic = kind >= 5;
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if (isStatic ? (base = Class, 0 !== (kind -= 5) && (initializers = staticInitializers = staticInitializers || [])) : (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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!existingKind && kind > 2 ? existingNonFields.set(name, kind) : existingNonFields.set(name, !0);
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}
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applyMemberDec(ret, base, decInfo, name, kind, isStatic, isPrivate, initializers);
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}
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}
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pushInitializers(ret, protoInitializers), pushInitializers(ret, staticInitializers);
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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(ret, targetClass, classDecs) {
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if (classDecs.length > 0) {
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for (var initializers = [], newClass = targetClass, name = targetClass.name, i = classDecs.length - 1; i >= 0; i--) {
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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](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(10, nextNewClass), newClass = nextNewClass);
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}
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ret.push(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 applyDecs2203(targetClass, memberDecs, classDecs) {
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var ret = [];
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return applyMemberDecs(ret, targetClass, memberDecs), applyClassDecs(ret, targetClass, classDecs), ret;
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} |