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Diffstat (limited to 'node_modules/lodash/toFinite.js')
-rw-r--r-- | node_modules/lodash/toFinite.js | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/node_modules/lodash/toFinite.js b/node_modules/lodash/toFinite.js new file mode 100644 index 0000000..3b5bba6 --- /dev/null +++ b/node_modules/lodash/toFinite.js @@ -0,0 +1,42 @@ +var toNumber = require('./toNumber'); + +/** Used as references for various `Number` constants. */ +var INFINITY = 1 / 0, + MAX_INTEGER = 1.7976931348623157e+308; + +/** + * Converts `value` to a finite number. + * + * @static + * @memberOf _ + * @since 4.12.0 + * @category Lang + * @param {*} value The value to convert. + * @returns {number} Returns the converted number. + * @example + * + * _.toFinite(3.2); + * // => 3.2 + * + * _.toFinite(Number.MIN_VALUE); + * // => 5e-324 + * + * _.toFinite(Infinity); + * // => 1.7976931348623157e+308 + * + * _.toFinite('3.2'); + * // => 3.2 + */ +function toFinite(value) { + if (!value) { + return value === 0 ? value : 0; + } + value = toNumber(value); + if (value === INFINITY || value === -INFINITY) { + var sign = (value < 0 ? -1 : 1); + return sign * MAX_INTEGER; + } + return value === value ? value : 0; +} + +module.exports = toFinite; |