ref.js
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'use strict';
const Hoek = require('@hapi/hoek');
const internals = {};
exports.create = function (key, options) {
Hoek.assert(typeof key === 'string', 'Invalid reference key:', key);
const settings = Hoek.clone(options); // options can be reused and modified
const ref = function (value, validationOptions) {
return Hoek.reach(ref.isContext ? validationOptions.context : value, ref.key, settings);
};
ref.isContext = (key[0] === ((settings && settings.contextPrefix) || '$'));
ref.key = (ref.isContext ? key.slice(1) : key);
ref.path = ref.key.split((settings && settings.separator) || '.');
ref.depth = ref.path.length;
ref.root = ref.path[0];
ref.isJoi = true;
ref.toString = function () {
return (ref.isContext ? 'context:' : 'ref:') + ref.key;
};
return ref;
};
exports.isRef = function (ref) {
return typeof ref === 'function' && ref.isJoi;
};
exports.push = function (array, ref) {
if (exports.isRef(ref) &&
!ref.isContext) {
array.push(ref.root);
}
};