Function assertName

test/test-source-map-generator.js:571–601

(coffeeName, jsName, expectedName)

  // minified.

  const assertName = async function (coffeeName, jsName, expectedName) {
    const minifiedMap = new SourceMapGenerator({
      file: "test.js.min",
    });
    minifiedMap.addMapping({
      generated: { line: 1, column: 4 },
      original: { line: 1, column: 4 },
      source: "test.js",
      name: jsName,
    });

    const coffeeMap = new SourceMapGenerator({
      file: "test.js",
    });
    coffeeMap.addMapping({
      generated: { line: 1, column: 4 },
      original: { line: 1, column: 0 },
      source: "test.coffee",
      name: coffeeName,
    });

    let consumer = await new SourceMapConsumer(coffeeMap.toJSON());
    minifiedMap.applySourceMap(consumer);
    consumer.destroy();

    consumer = await new SourceMapConsumer(minifiedMap.toJSON());
    consumer.eachMapping(function (mapping) {
      assert.equal(mapping.name, expectedName);
    });
    consumer.destroy();
  };

  // `foo = 1` -> `var foo = 1;` -> `var a=1`
  // CoffeeScript doesn’t rename variables, so there’s no need for it to