Source-mapper NPM

Source Mapper

Replace stack traces with original sources using source-map. For node and the browser.

npm install source-mapper

var sourceMapper = require('source-mapper');

var extracted = sourceMapper.extract(js);
var throughStream = sourceMapper.stream(extracted.map);

extract(string) extracts an inline source map from the given string. The returned object has the js without source maps and a map with source maps.
consumer(map) returns a source map consumer for the given map.
line(consumer, line[, offset]) maps the given line to the original source using a consumer. If offset is given, it is substracted from the line number.
stream(consumer[, offset]) returns a through2 stream that replaces URLs in stack traces with the original source location using a consumer. If offset is given, it is substracted from the line number.
stream(map[, offset]) returns a through2 stream that replaces URLs in stack traces with the original source location using a source map. If offset is given, it is substracted from the line number.