GT2/GT2-Android/node_modules/joi/lib/index.js

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'use strict';
// Load modules
const Hoek = require('hoek');
const Any = require('./types/any');
const Cast = require('./cast');
const Errors = require('./errors');
const Lazy = require('./types/lazy');
const Ref = require('./ref');
// Declare internals
const internals = {
alternatives: require('./types/alternatives'),
array: require('./types/array'),
boolean: require('./types/boolean'),
binary: require('./types/binary'),
date: require('./types/date'),
number: require('./types/number'),
object: require('./types/object'),
string: require('./types/string')
};
internals.root = function () {
const any = new Any();
const root = any.clone();
root.any = function () {
Hoek.assert(arguments.length === 0, 'Joi.any() does not allow arguments.');
return any;
};
root.alternatives = root.alt = function () {
return arguments.length ? internals.alternatives.try.apply(internals.alternatives, arguments) : internals.alternatives;
};
root.array = function () {
Hoek.assert(arguments.length === 0, 'Joi.array() does not allow arguments.');
return internals.array;
};
root.boolean = root.bool = function () {
Hoek.assert(arguments.length === 0, 'Joi.boolean() does not allow arguments.');
return internals.boolean;
};
root.binary = function () {
Hoek.assert(arguments.length === 0, 'Joi.binary() does not allow arguments.');
return internals.binary;
};
root.date = function () {
Hoek.assert(arguments.length === 0, 'Joi.date() does not allow arguments.');
return internals.date;
};
root.func = function () {
Hoek.assert(arguments.length === 0, 'Joi.func() does not allow arguments.');
return internals.object._func();
};
root.number = function () {
Hoek.assert(arguments.length === 0, 'Joi.number() does not allow arguments.');
return internals.number;
};
root.object = function () {
return arguments.length ? internals.object.keys.apply(internals.object, arguments) : internals.object;
};
root.string = function () {
Hoek.assert(arguments.length === 0, 'Joi.string() does not allow arguments.');
return internals.string;
};
root.ref = function () {
return Ref.create.apply(null, arguments);
};
root.isRef = function (ref) {
return Ref.isRef(ref);
};
root.validate = function (value /*, [schema], [options], callback */) {
const last = arguments[arguments.length - 1];
const callback = typeof last === 'function' ? last : null;
const count = arguments.length - (callback ? 1 : 0);
if (count === 1) {
return any.validate(value, callback);
}
const options = count === 3 ? arguments[2] : {};
const schema = root.compile(arguments[1]);
return schema._validateWithOptions(value, options, callback);
};
root.describe = function () {
const schema = arguments.length ? root.compile(arguments[0]) : any;
return schema.describe();
};
root.compile = function (schema) {
try {
return Cast.schema(schema);
}
catch (err) {
if (err.hasOwnProperty('path')) {
err.message = err.message + '(' + err.path + ')';
}
throw err;
}
};
root.assert = function (value, schema, message) {
root.attempt(value, schema, message);
};
root.attempt = function (value, schema, message) {
const result = root.validate(value, schema);
const error = result.error;
if (error) {
if (!message) {
if (typeof error.annotate === 'function') {
error.message = error.annotate();
}
throw error;
}
if (!(message instanceof Error)) {
if (typeof error.annotate === 'function') {
error.message = `${message} ${error.annotate()}`;
}
throw error;
}
throw message;
}
return result.value;
};
root.reach = function (schema, path) {
Hoek.assert(schema && schema instanceof Any, 'you must provide a joi schema');
Hoek.assert(typeof path === 'string', 'path must be a string');
if (path === '') {
return schema;
}
const parts = path.split('.');
const children = schema._inner.children;
if (!children) {
return;
}
const key = parts[0];
for (let i = 0; i < children.length; ++i) {
const child = children[i];
if (child.key === key) {
return this.reach(child.schema, path.substr(key.length + 1));
}
}
};
root.lazy = function (fn) {
return Lazy.set(fn);
};
root.extend = function () {
const extensions = Hoek.flatten(Array.prototype.slice.call(arguments));
Hoek.assert(extensions.length > 0, 'You need to provide at least one extension');
this.assert(extensions, root.extensionsSchema);
const joi = Object.create(this.any());
Object.assign(joi, this);
for (let i = 0; i < extensions.length; ++i) {
let extension = extensions[i];
if (typeof extension === 'function') {
extension = extension(joi);
}
this.assert(extension, root.extensionSchema);
const base = (extension.base || this.any()).clone(); // Cloning because we're going to override language afterwards
const ctor = base.constructor;
const type = class extends ctor { // eslint-disable-line no-loop-func
constructor() {
super();
if (extension.base) {
Object.assign(this, base);
}
this._type = extension.name;
if (extension.language) {
this._settings = this._settings || { language: {} };
this._settings.language = Hoek.applyToDefaults(this._settings.language, {
[extension.name]: extension.language
});
}
}
};
if (extension.coerce) {
type.prototype._coerce = function (value, state, options) {
if (ctor.prototype._coerce) {
const baseRet = ctor.prototype._coerce.call(this, value, state, options);
if (baseRet.errors) {
return baseRet;
}
value = baseRet.value;
}
const ret = extension.coerce.call(this, value, state, options);
if (ret instanceof Errors.Err) {
return { value, errors: ret };
}
return { value: ret };
};
}
if (extension.pre) {
type.prototype._base = function (value, state, options) {
if (ctor.prototype._base) {
const baseRet = ctor.prototype._base.call(this, value, state, options);
if (baseRet.errors) {
return baseRet;
}
value = baseRet.value;
}
const ret = extension.pre.call(this, value, state, options);
if (ret instanceof Errors.Err) {
return { value, errors: ret };
}
return { value: ret };
};
}
if (extension.rules) {
for (let j = 0; j < extension.rules.length; ++j) {
const rule = extension.rules[j];
const ruleArgs = rule.params ?
(rule.params instanceof Any ? rule.params._inner.children.map((k) => k.key) : Object.keys(rule.params)) :
[];
const validateArgs = rule.params ? Cast.schema(rule.params) : null;
type.prototype[rule.name] = function () { // eslint-disable-line no-loop-func
if (arguments.length > ruleArgs.length) {
throw new Error('Unexpected number of arguments');
}
const args = Array.prototype.slice.call(arguments);
let hasRef = false;
let arg = {};
for (let k = 0; k < ruleArgs.length; ++k) {
arg[ruleArgs[k]] = args[k];
if (!hasRef && Ref.isRef(args[k])) {
hasRef = true;
}
}
if (validateArgs) {
arg = joi.attempt(arg, validateArgs);
}
let schema;
if (rule.validate) {
const validate = function (value, state, options) {
return rule.validate.call(this, arg, value, state, options);
};
schema = this._test(rule.name, arg, validate, {
description: rule.description,
hasRef
});
}
else {
schema = this.clone();
}
if (rule.setup) {
const newSchema = rule.setup.call(schema, arg);
if (newSchema !== undefined) {
Hoek.assert(newSchema instanceof Any, `Setup of extension Joi.${this._type}().${rule.name}() must return undefined or a Joi object`);
schema = newSchema;
}
}
return schema;
};
}
}
if (extension.describe) {
type.prototype.describe = function () {
const description = ctor.prototype.describe.call(this);
return extension.describe.call(this, description);
};
}
const instance = new type();
joi[extension.name] = function () {
return instance;
};
}
return joi;
};
root.extensionSchema = internals.object.keys({
base: internals.object.type(Any, 'Joi object'),
name: internals.string.required(),
coerce: internals.object._func().arity(3),
pre: internals.object._func().arity(3),
language: internals.object,
describe: internals.object._func().arity(1),
rules: internals.array.items(internals.object.keys({
name: internals.string.required(),
setup: internals.object._func().arity(1),
validate: internals.object._func().arity(4),
params: [
internals.object.pattern(/.*/, internals.object.type(Any, 'Joi object')),
internals.object.type(internals.object.constructor, 'Joi object')
],
description: [internals.string, internals.object._func().arity(1)]
}).or('setup', 'validate'))
}).strict();
root.extensionsSchema = internals.array.items([internals.object, internals.object._func().arity(1)]).strict();
root.version = require('../package.json').version;
return root;
};
module.exports = internals.root();