83 lines
2.3 KiB
JavaScript
83 lines
2.3 KiB
JavaScript
'use strict';
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var VERSION = require('../env/data').version;
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var validators = {};
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// eslint-disable-next-line func-names
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['object', 'boolean', 'number', 'function', 'string', 'symbol'].forEach(function(type, i) {
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validators[type] = function validator(thing) {
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return typeof thing === type || 'a' + (i < 1 ? 'n ' : ' ') + type;
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};
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});
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var deprecatedWarnings = {};
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/**
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* Transitional option validator
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* @param {function|boolean?} validator - set to false if the transitional option has been removed
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* @param {string?} version - deprecated version / removed since version
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* @param {string?} message - some message with additional info
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* @returns {function}
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*/
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validators.transitional = function transitional(validator, version, message) {
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function formatMessage(opt, desc) {
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return '[Axios v' + VERSION + '] Transitional option \'' + opt + '\'' + desc + (message ? '. ' + message : '');
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}
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// eslint-disable-next-line func-names
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return function(value, opt, opts) {
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if (validator === false) {
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throw new Error(formatMessage(opt, ' has been removed' + (version ? ' in ' + version : '')));
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}
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if (version && !deprecatedWarnings[opt]) {
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deprecatedWarnings[opt] = true;
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// eslint-disable-next-line no-console
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console.warn(
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formatMessage(
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opt,
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' has been deprecated since v' + version + ' and will be removed in the near future'
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)
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);
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}
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return validator ? validator(value, opt, opts) : true;
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};
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};
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/**
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* Assert object's properties type
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* @param {object} options
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* @param {object} schema
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* @param {boolean?} allowUnknown
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*/
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function assertOptions(options, schema, allowUnknown) {
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if (typeof options !== 'object') {
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throw new TypeError('options must be an object');
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}
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var keys = Object.keys(options);
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var i = keys.length;
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while (i-- > 0) {
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var opt = keys[i];
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var validator = schema[opt];
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if (validator) {
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var value = options[opt];
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var result = value === undefined || validator(value, opt, options);
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if (result !== true) {
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throw new TypeError('option ' + opt + ' must be ' + result);
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}
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continue;
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}
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if (allowUnknown !== true) {
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throw Error('Unknown option ' + opt);
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}
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}
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}
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module.exports = {
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assertOptions: assertOptions,
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validators: validators
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};
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