mirror of
https://github.com/HeyPuter/puter.git
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54 lines
1.8 KiB
JavaScript
54 lines
1.8 KiB
JavaScript
/*
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* Copyright (C) 2024 Puter Technologies Inc.
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*
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* This file is part of Puter.
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*
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* Puter is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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class CodeUtil {
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/**
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* Wrap a method*[1] with an implementation of a runnable class.
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* The wrapper must be a class that implements `async run(values)`,
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* and `run` should delegate to `this._run()` after setting this.values.
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* The `BaseOperation` class is an example of such a class.
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*
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* [1]: since our runnable interface expects named parameters, this
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* wrapping behavior is only useful for methods that accept a single
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* object argument.
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* @param {*} method
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* @param {*} wrapper
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*/
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static mrwrap (method, wrapper, options = {}) {
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const cls_name = options.name || method.name;
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const cls = class extends wrapper {
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async _run () {
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return await method.call(this.self, this.values);
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}
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}
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Object.defineProperty(cls, 'name', { value: cls_name });
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return async function (...a) {
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const op = new cls();
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op.self = this;
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return await op.run(...a);
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}
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}
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}
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module.exports = {
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CodeUtil,
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};
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