pinpoint

Add line numbers and an arrow to a string of code that points to a specific location.

Installation

npm install pinpoint

Example

With this code:

``javascript
function add(left, right) {
return left + right;
}

console.log(add(1 + 1));
`

When being asked to point to line 2 and column 2, generates this:

`javascript
1| function add(left, right) {
2| return left + right;
-----^
3| }
4|
5| console.log(add(1 + 1));
`


API

`javascript
var pinpoint = require('pinpoint');

var str = pinpoint(code, options);
`

* code - a string of code
* options - an object literal supports these options:
* line - the line number to point to, 1-based.
* column - the column number to point to, 1-based.
* showLines - the number of lines to show. The pointed line will try to stay in the middle of the displays lines.
* indent` - indent string prepend to each line, before the line number.