text: var gulp = require('gulp');
  
  var maker = require("echarts-mapmaker/src/maker");
  var minify = require("gulp-minify");
  
  // use custom tai wan map
  gulp.task("taiwan", function(){
    maker.merge('taiwan/taiwan.json',
                'taiwan/diaoyudao.json');
    maker.compress('merged_taiwan.json', 'merged_and_compressed_taiwan.json');
    maker.makeJs('merged_and_compressed_taiwan.json', './dist/taiwan.js', '台湾');
    gulp.src('./dist/taiwan.js', {base: './dist'})
  	.pipe(minify({
        noSource: true,
  	  ext: { min: ".js"}
  	}))
  	.pipe(gulp.dest('echarts-china-provinces-js'));
  
  });
  