You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
737 B
38 lines
737 B
'use strict'; |
|
|
|
var hasBigInts = require('has-bigints')(); |
|
|
|
if (hasBigInts) { |
|
var bigIntValueOf = BigInt.prototype.valueOf; |
|
var tryBigInt = function tryBigIntObject(value) { |
|
try { |
|
bigIntValueOf.call(value); |
|
return true; |
|
} catch (e) { |
|
} |
|
return false; |
|
}; |
|
|
|
module.exports = function isBigInt(value) { |
|
if ( |
|
value === null |
|
|| typeof value === 'undefined' |
|
|| typeof value === 'boolean' |
|
|| typeof value === 'string' |
|
|| typeof value === 'number' |
|
|| typeof value === 'symbol' |
|
|| typeof value === 'function' |
|
) { |
|
return false; |
|
} |
|
if (typeof value === 'bigint') { |
|
return true; |
|
} |
|
|
|
return tryBigInt(value); |
|
}; |
|
} else { |
|
module.exports = function isBigInt(value) { |
|
return false && value; |
|
}; |
|
}
|
|
|