58f8093689
- Updated all component headers and documentation
- Changed navbar and footer branding
- Updated homepage hero badge
- Modified page title in index.html
- Simplified footer text to 'Built with ❤️'
- Consistent V2 capitalization across all references
29 lines
1018 B
JavaScript
29 lines
1018 B
JavaScript
'use strict';
|
|
|
|
var $TypeError = require('es-errors/type');
|
|
var isInteger = require('math-intrinsics/isInteger');
|
|
|
|
var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');
|
|
var HasOwnProperty = require('./HasOwnProperty');
|
|
var IsExtensible = require('./IsExtensible');
|
|
|
|
// https://262.ecma-international.org/12.0/#sec-setfunctionlength
|
|
|
|
module.exports = function SetFunctionLength(F, length) {
|
|
if (typeof F !== 'function' || !IsExtensible(F) || HasOwnProperty(F, 'length')) {
|
|
throw new $TypeError('Assertion failed: `F` must be an extensible function and lack an own `length` property');
|
|
}
|
|
if (typeof length !== 'number') {
|
|
throw new $TypeError('Assertion failed: `length` must be a Number');
|
|
}
|
|
if (length !== Infinity && (!isInteger(length) || length < 0)) {
|
|
throw new $TypeError('Assertion failed: `length` must be ∞, or an integer >= 0');
|
|
}
|
|
return DefinePropertyOrThrow(F, 'length', {
|
|
'[[Configurable]]': true,
|
|
'[[Enumerable]]': false,
|
|
'[[Value]]': length,
|
|
'[[Writable]]': false
|
|
});
|
|
};
|