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louisafriederike
b00d9f80ed
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8 months ago | |
|---|---|---|
| .. | ||
| .github | 8 months ago | |
| .eslintrc | 8 months ago | |
| .nycrc | 8 months ago | |
| CHANGELOG.md | 8 months ago | |
| LICENSE | 8 months ago | |
| README.md | 8 months ago | |
| env.d.ts | 8 months ago | |
| env.js | 8 months ago | |
| index.d.ts | 8 months ago | |
| index.js | 8 months ago | |
| package.json | 8 months ago | |
| tsconfig.json | 8 months ago | |
README.md
set-function-length 
Set a function’s length.
Arguments:
fn: the functionlength: 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);