0d073fa89e
- Add GETTING_STARTED.md with quick start guide and development modes - Add INSTALL.sh automated installation script - Add INSTALLATION_CHECKLIST.md, INSTALLATION_SUCCESS.md, and INSTALLATION_SUMMARY.md - Add QUICK_REFERENCE.md for common commands - Add SETUP_GUIDE.md with detailed setup instructions - Update README.md with improved project overview - Add did-wallet app dependencies and node_modules
43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
'use strict';
|
|
|
|
var GetIntrinsic = require('get-intrinsic');
|
|
var define = require('define-data-property');
|
|
var hasDescriptors = require('has-property-descriptors')();
|
|
var gOPD = require('gopd');
|
|
|
|
var $TypeError = require('es-errors/type');
|
|
var $floor = GetIntrinsic('%Math.floor%');
|
|
|
|
/** @type {import('.')} */
|
|
module.exports = function setFunctionLength(fn, length) {
|
|
if (typeof fn !== 'function') {
|
|
throw new $TypeError('`fn` is not a function');
|
|
}
|
|
if (typeof length !== 'number' || length < 0 || length > 0xFFFFFFFF || $floor(length) !== length) {
|
|
throw new $TypeError('`length` must be a positive 32-bit integer');
|
|
}
|
|
|
|
var loose = arguments.length > 2 && !!arguments[2];
|
|
|
|
var functionLengthIsConfigurable = true;
|
|
var functionLengthIsWritable = true;
|
|
if ('length' in fn && gOPD) {
|
|
var desc = gOPD(fn, 'length');
|
|
if (desc && !desc.configurable) {
|
|
functionLengthIsConfigurable = false;
|
|
}
|
|
if (desc && !desc.writable) {
|
|
functionLengthIsWritable = false;
|
|
}
|
|
}
|
|
|
|
if (functionLengthIsConfigurable || functionLengthIsWritable || !loose) {
|
|
if (hasDescriptors) {
|
|
define(/** @type {Parameters<define>[0]} */ (fn), 'length', length, true, true);
|
|
} else {
|
|
define(/** @type {Parameters<define>[0]} */ (fn), 'length', length);
|
|
}
|
|
}
|
|
return fn;
|
|
};
|