pretty-lights/babel/source-map.js

CSS-in-JS with a reliable API

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.makeSourceMapGenerator = makeSourceMapGenerator;
exports.addSourceMaps = addSourceMaps;

var _sourceMap = require("source-map");

var _convertSourceMap = _interopRequireDefault(require("convert-source-map"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

// import type { PrettyLightsBabelPluginPass } from './index'
// import type { BabelFile } from 'babel-flow-types'
function getGeneratorOpts(file) {
  return file.opts.generatorOpts ? file.opts.generatorOpts : file.opts;
}

function makeSourceMapGenerator(file) {
  var generatorOpts = getGeneratorOpts(file);
  var filename = generatorOpts.sourceFileName;
  var generator = new _sourceMap.SourceMapGenerator({
    file: filename,
    sourceRoot: generatorOpts.sourceRoot
  });
  generator.setSourceContent(filename, file.code);
  return generator;
}

function addSourceMaps(offset, state) {
  var generator = makeSourceMapGenerator(state.file);
  var generatorOpts = getGeneratorOpts(state.file);
  generator.addMapping({
    generated: {
      line: 1,
      column: 0
    },
    source: generatorOpts.sourceFileName,
    original: offset
  });
  return _convertSourceMap["default"].fromObject(generator).toComment({
    multiline: true
  });
}