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/** |
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* @license |
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* Copyright (c) 2020 UMI |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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'use strict' |
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/** |
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* @param arg |
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* @param {number} min |
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* @param {number} max |
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* @throws {Error} |
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* @private |
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*/ |
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function validateInt (arg, min, max) { |
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if (typeof arg !== 'number') { |
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throw new Error('invalid type') |
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} |
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if (Math.floor(arg) !== arg) { |
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throw new Error('invalid integer') |
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} |
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if (arg < min || arg > max) { |
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throw new Error('invalid value') |
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} |
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} |
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/** |
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* @param arg |
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* @param {number} [len] |
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* @throws {Error} |
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* @private |
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*/ |
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function validateStr (arg, len) { |
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if (typeof arg !== 'string') { |
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throw new Error('invalid type') |
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} |
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if (typeof len !== 'undefined' && arg.length !== len) { |
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throw new Error('invalid length') |
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} |
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} |
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exports.validateInt = validateInt |
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exports.validateStr = validateStr |
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