var gulp = require('gulp');
var elm  = require('gulp-elm');

gulp.task('elm-init', elm.init);

gulp.task('elm', ['elm-init'], function(){
  return gulp.src('src/*.elm')
    .pipe(elm())
    .pipe(gulp.dest('dist/'));
});

gulp.task('elm-bundle', ['elm-init'], function(){
  return gulp.src('src/*.elm')
    .pipe(elm.bundle('bundle.js'))
    .pipe(gulp.dest('dist/'));
});

execute elm-make --yes.

If you compile multi file, all elm tasks depends on elm.init task.

• elmMake (default: "node_modules/.bin/elm-make" if it exists, otherwise "elm-make")

  elm-make executable file.

compile elm files.

• yesToAllPrompts (default: true)

  add --yes option to elm-make.

• elmMake (default: "node_modules/.bin/elm-make" if it exists, otherwise "elm-make")

  elm-make executable file.

• filetype (default: "js")

  elm output file type.

  "js" (or "javascript") or "html".

• warn (default: false)

  add --warn option to elm-make

• debug (default: false)

  add --debug option to elm-make (for Elm 0.18)

compile and bundle elm files into a single file.

you must pass the name of the output file

• yesToAllPrompts (default: true)

  add --yes option to elm-make.

• elmMake (default: "node_modules/.bin/elm-make" if it exists, otherwise "elm-make")

  elm-make executable file.

• warn (default: false)

  add --warn option to elm-make

• debug (default: false)

  add --debug option to elm-make (for Elm 0.18)