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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/mongoose/lib/cast/number.js | |
download | website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.gz website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.bz2 website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.zip |
api, login, auth
Diffstat (limited to 'node_modules/mongoose/lib/cast/number.js')
-rw-r--r-- | node_modules/mongoose/lib/cast/number.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/node_modules/mongoose/lib/cast/number.js b/node_modules/mongoose/lib/cast/number.js new file mode 100644 index 0000000..7cd7f84 --- /dev/null +++ b/node_modules/mongoose/lib/cast/number.js @@ -0,0 +1,43 @@ +'use strict'; + +const assert = require('assert'); + +/*! + * Given a value, cast it to a number, or throw a `CastError` if the value + * cannot be casted. `null` and `undefined` are considered valid. + * + * @param {Any} value + * @param {String} [path] optional the path to set on the CastError + * @return {Boolean|null|undefined} + * @throws {Error} if `value` is not one of the allowed values + * @api private + */ + +module.exports = function castNumber(val) { + if (val == null) { + return val; + } + if (val === '') { + return null; + } + + if (typeof val === 'string' || typeof val === 'boolean') { + val = Number(val); + } + + assert.ok(!isNaN(val)); + if (val instanceof Number) { + return val.valueOf(); + } + if (typeof val === 'number') { + return val; + } + if (!Array.isArray(val) && typeof val.valueOf === 'function') { + return Number(val.valueOf()); + } + if (val.toString && !Array.isArray(val) && val.toString() == Number(val)) { + return Number(val); + } + + assert.ok(false); +}; |