$ npm install attempt-x
Invokes function, returning an object of the results.
module.exports(fn, [...args])
⇒ Object
⏏This method attempts to invoke the function, returning either the result or the caught error object. Any additional arguments are provided to the function when it's invoked.
Kind: Exported function
Returns: Object
- Returns an object of the result.
Param | Type | Description |
---|---|---|
fn | function |
The function to attempt. |
[...args] | * |
The arguments to invoke the function with. |
Example
import attempt from 'attempt-x';
function thrower() {
throw new Error('Threw');
}
attempt(thrower, 1, 2);
// {
// threw: true,
// value: // Error('Threw') object
// }
function sumArgs(a, b) {
return a + b;
}
attempt(sumArgs, 1, 2);
// {
// threw: false,
// value: 3
// }
const thisArg = [];
function pusher(a, b) {
return this.push(a, b);
}
attempt.call(thisArg, pusher, 1, 2);
// {
// threw: false,
// value: 2
// }
// thisArg => [1, 2];
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