Timo Hocker
c0eb113036
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38 lines
1.1 KiB
TypeScript
38 lines
1.1 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>, May 2020
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*/
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import fs from 'fs-extra';
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import { TypeValidation } from './TypeValidation';
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export class PathType extends TypeValidation {
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public get string_type (): 'string'|'number'|'boolean'|'object' {
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return 'string';
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}
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public get persistent_type (): 'string'|'number'|'boolean'|'array' {
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return 'string';
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}
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public async to_type (value: unknown): Promise<unknown> {
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if (typeof value !== 'string')
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throw new Error (`invalid type for ${this.option_type}`);
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const escaped = value.replace (/\\$/u, '')
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.replace (/"$/u, '');
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if (!await fs.pathExists (escaped))
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throw new Error ('path does not exist');
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if (this.option_type === 'path')
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return escaped;
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const stat = await fs.stat (escaped);
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if (stat.isDirectory () === (this.option_type === 'folder'))
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return escaped;
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throw new Error ('cannot assign folder to file');
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}
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}
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