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starlight-decorators.ts
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starlight-decorators.ts
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/**
* MIT License
*
* Copyright (c) 2020 Gryffon Bellish
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
import type { Constructor } from 'discord.js';
import type { ArgResolverCustomMethod, Command } from 'klasa';
import { createClassDecorator, createProxy } from './utils';
/**
* Applies a set of custom resolvers to a command through a decorator
*
* ```ts
* CreateResolvers([
* [
* 'key',
* (arg, _possible, message, [action]) => {
* if (action === 'show' || arg) return arg || '';
* throw message.language.get('commandConfNoKey');
* }
* ]
* ])
* ```
* @since 2.1.0
* @copyright 2020 Gryffon Bellish
* @license MIT
* @param resolvers Array of custom resolvers to apply to a command
*/
export function CreateResolvers(resolvers: [string, ArgResolverCustomMethod][]): ClassDecorator {
return createClassDecorator((target: Constructor<Command>) =>
createProxy(target, {
construct: (ctor, [store, files, directory, options]): Command => {
const command = new ctor(store, files, directory, options);
for (const resolver of resolvers) command.createCustomResolver(...resolver);
return command;
}
})
);
}
/**
* Applies a single custom resolver to a command through a decorator
*
* ```ts
* CreateResolver('key', (arg, _possible, message, [action]) => {
* if (action === 'show' || arg) return arg || '';
* throw message.language.get('commandConfNoKey');
* })
* ```
* @param name Name of the custom argument resolver
* @param resolverFn Function describing how to resolve the argument
*/
export function CreateResolver(name: string, resolverFn: ArgResolverCustomMethod): ClassDecorator {
return CreateResolvers([[name, resolverFn]]);
}