e c507705cf8 webpack vor 11 Monaten
..
.github c507705cf8 webpack vor 11 Monaten
.eslintrc c507705cf8 webpack vor 11 Monaten
.nycrc c507705cf8 webpack vor 11 Monaten
CHANGELOG.md c507705cf8 webpack vor 11 Monaten
LICENSE c507705cf8 webpack vor 11 Monaten
README.md c507705cf8 webpack vor 11 Monaten
env.d.ts c507705cf8 webpack vor 11 Monaten
env.js c507705cf8 webpack vor 11 Monaten
index.d.ts c507705cf8 webpack vor 11 Monaten
index.js c507705cf8 webpack vor 11 Monaten
package.json c507705cf8 webpack vor 11 Monaten
tsconfig.json c507705cf8 webpack vor 11 Monaten

README.md

set-function-length Version Badge

github actions coverage License Downloads

npm badge

Set a function’s length.

Arguments:

  • fn: the function
  • length: the new length. Must be an integer between 0 and 2**32.
  • loose: Optional. If true, and the length fails to be set, do not throw. Default false.

Returns fn.

Usage

var setFunctionLength = require('set-function-length');
var assert = require('assert');

function zero() {}
function one(_) {}
function two(_, __) {}

assert.equal(zero.length, 0);
assert.equal(one.length, 1);
assert.equal(two.length, 2);

assert.equal(setFunctionLength(zero, 10), zero);
assert.equal(setFunctionLength(one, 11), one);
assert.equal(setFunctionLength(two, 12), two);

assert.equal(zero.length, 10);
assert.equal(one.length, 11);
assert.equal(two.length, 12);