ts-ioc-container/cjm/hooks/HooksRunner.js

Fast, lightweight TypeScript dependency injection container with a clean API, scoped lifecycles, decorators, tokens, hooks, lazy injection, customizable providers, and no global container objects.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.HooksRunner = void 0;
const HookContext_1 = require("./HookContext");
const hook_1 = require("./hook");
const UnexpectedHookResultError_1 = require("../errors/UnexpectedHookResultError");
const promise_1 = require("../utils/promise");
class HooksRunner {
    key;
    constructor(key) {
        this.key = key;
    }
    execute(target, { scope, createContext = HookContext_1.createHookContext, mapContext = (context) => context, predicate = () => true, }) {
        const hooks = Array.from((0, hook_1.getHooks)(target, this.key).entries()).filter(([methodName]) => predicate(methodName));
        const runMethodHooks = (methodName, executions) => {
            const context = mapContext(createContext(target, scope, methodName));
            for (const execute of executions) {
                const result = execute(context);
                if (result instanceof Promise) {
                    throw new UnexpectedHookResultError_1.UnexpectedHookResultError(`Hook ${methodName} returned a promise, use runHooksAsync instead`);
                }
            }
        };
        for (const [methodName, executions] of hooks) {
            runMethodHooks(methodName, executions.map(hook_1.toHookFn));
        }
    }
    async executeAsync(target, { scope, createContext = HookContext_1.createHookContext, mapContext = (context) => context, predicate = () => true, }) {
        const hooks = Array.from((0, hook_1.getHooks)(target, this.key).entries()).filter(([methodName]) => predicate(methodName));
        const runMethodHooks = async (methodName, executions) => {
            const context = mapContext(createContext(target, scope, methodName));
            for (const execute of executions) {
                await (0, promise_1.promisify)(execute(context));
            }
        };
        return Promise.all(hooks.map(([methodName, executions]) => runMethodHooks(methodName, executions.map(hook_1.toHookFn))));
    }
}
exports.HooksRunner = HooksRunner;