101 lines
2.2 KiB
JavaScript
101 lines
2.2 KiB
JavaScript
'use strict';
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// Load modules
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const Any = require('../any');
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const Hoek = require('hoek');
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// Declare internals
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const internals = {};
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internals.Binary = class extends Any {
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constructor() {
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super();
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this._type = 'binary';
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}
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_base(value, state, options) {
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const result = {
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value
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};
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if (typeof value === 'string' &&
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options.convert) {
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try {
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result.value = Buffer.from(value, this._flags.encoding);
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}
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catch (e) {
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}
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}
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result.errors = Buffer.isBuffer(result.value) ? null : this.createError('binary.base', null, state, options);
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return result;
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}
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encoding(encoding) {
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Hoek.assert(Buffer.isEncoding(encoding), 'Invalid encoding:', encoding);
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if (this._flags.encoding === encoding) {
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return this;
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}
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const obj = this.clone();
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obj._flags.encoding = encoding;
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return obj;
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}
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min(limit) {
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Hoek.assert(Number.isSafeInteger(limit) && limit >= 0, 'limit must be a positive integer');
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return this._test('min', limit, function (value, state, options) {
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if (value.length >= limit) {
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return value;
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}
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return this.createError('binary.min', { limit, value }, state, options);
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});
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}
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max(limit) {
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Hoek.assert(Number.isSafeInteger(limit) && limit >= 0, 'limit must be a positive integer');
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return this._test('max', limit, function (value, state, options) {
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if (value.length <= limit) {
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return value;
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}
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return this.createError('binary.max', { limit, value }, state, options);
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});
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}
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length(limit) {
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Hoek.assert(Number.isSafeInteger(limit) && limit >= 0, 'limit must be a positive integer');
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return this._test('length', limit, function (value, state, options) {
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if (value.length === limit) {
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return value;
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}
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return this.createError('binary.length', { limit, value }, state, options);
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});
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}
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};
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module.exports = new internals.Binary();
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