vue-facing-decorator
Version:
Vue typescript class and decorator based component.
50 lines • 2.22 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.build = exports.decorator = void 0;
const utils_1 = require("../utils");
exports.decorator = (0, utils_1.optionNullableMemberDecorator)(function (proto, name, key) {
const slot = (0, utils_1.obtainSlot)(proto);
const map = slot.obtainMap('emit');
map.set(name, typeof key === 'undefined' ? null : key);
});
function build(cons, optionBuilder) {
var _a;
(_a = optionBuilder.methods) !== null && _a !== void 0 ? _a : (optionBuilder.methods = {});
const proto = cons.prototype;
const slot = (0, utils_1.obtainSlot)(proto);
const names = slot.getMap('emit');
if (!names || names.size === 0) {
return;
}
const emits = slot.obtainMap('emits');
names.forEach((value, key) => {
const eventName = value === null ? key : value;
emits.set(eventName, true);
optionBuilder.methods[key] = function () {
return __awaiter(this, arguments, void 0, function* () {
const ret = proto[key].apply(this, arguments);
if (ret instanceof Promise) {
const proRet = yield ret;
this.$emit(eventName, proRet);
}
else if (ret === undefined) {
this.$emit(eventName);
}
else {
this.$emit(eventName, ret);
}
});
};
});
}
exports.build = build;
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