load-source-map

Reads a source file and extracts a sourcemap for consumption (inline or external)

Usage no npm install needed!

<script type="module">
  import loadSourceMap from 'https://cdn.skypack.dev/load-source-map';
</script>

README

load-source-map

Version npmBuild StatusCoverage Status

Given a source file location, will load any referenced (or inline) source map.
Result is a SourceMapConsumer.

Installation

$ npm install --save load-source-map

Usage

var loadSourceMap = require('load-source-map')

loadSourceMap(__filename, function (err, sourcemap) {
  if (err) {
    throw err
  }

  if (!sourcemap) {
    // No source map found
    return
  }

  console.log(sourcemap.originalPositionFor({
    line: 3,
    column: 10,
  }))

  // { source: 'some-file.js',
  //   line: 2,
  //   column: 2,
  //   name: null }
})

License

MIT-licensed. See LICENSE.