context-lines v0.1.1

Install

npm install context-lines --save

Basic usage

var contextLines = require('context-lines');

var context = contextLines(5);
/* {
  endIndex:   7,
  endLine:    8,
  errIndex:   4,
  errLine:    5,
  lineCount:  7,
  startIndex: 1,
  startLine:  2
} */