Timo Hocker
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62 lines
1.8 KiB
TypeScript
62 lines
1.8 KiB
TypeScript
/*
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* Copyright (C) Sapphirecode - All Rights Reserved
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* This file is part of console-app which is released under MIT.
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* See file 'LICENSE' for full license details.
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* Created by Timo Hocker <timo@scode.ovh>, October 2020
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*/
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import { OptionSource } from '../Sources/OptionSource';
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import { Option, OptionValue } from '../Option';
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import { EnvSource } from '../Sources/EnvSource';
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import { ArgSource } from '../Sources/ArgSource';
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import { ConfigSource } from '../Sources/ConfigSource';
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import { TypeValidation } from '../TypeValidation/TypeValidation';
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import { InteractiveSource } from '../Sources/InteractiveSource';
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export abstract class BaseOption<T> {
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protected readonly sources: OptionSource[] = [];
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private _config: Option;
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public constructor (
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config: Option
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) {
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this._config = config;
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const sources = config.sources || {};
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const exit_on_interrupt = config.exit_on_interrupt !== false;
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if (typeof sources.configs !== 'undefined') {
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this.sources.push (new ConfigSource (
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sources.configs,
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config.error_callback
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));
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}
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this.sources.push (new EnvSource (config.error_callback));
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if (sources.console !== false)
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this.sources.push (new ArgSource (config.error_callback));
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if (sources.interactive !== false) {
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this.sources.push (new InteractiveSource (
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exit_on_interrupt,
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config.error_callback
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));
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}
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}
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protected abstract get validation(): TypeValidation;
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public async parse (): Promise<T> {
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const val = new OptionValue (this.validation);
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for (const source of this.sources)
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// eslint-disable-next-line no-await-in-loop
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await source.parse (this._config, val);
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if (!val.filled)
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return this._config.default as T;
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return val.value as T;
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}
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}
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