webpack doc

extension semantic loader examples
.js returns module exports path-replace-loader
.ts returns module exports ts-loader
.coffee returns module exports coffee-loader coffee-redux-loader
.jsx returns module exports (react component) jsx-loader react-hot-loader!jsx-loader
.json .json5 returns json value json-loader json5-loader
.txt return string value raw-loader
.css returns nothing, side effect of adding style to DOM style-loader!css-loader style-loader!css-loader!autoprefixer-loader
.less returns nothing, side effect of adding style to DOM style-loader!css-loader!less-loader
.scss returns nothing, side effect of adding style to DOM style-loader!css-loader!scss-loader
.styl returns nothing, side effect of adding style to DOM style-loader!css-loader!stylus-loader
.png .jpg .jpeg .gif .svg returns url to image file-loader url-loader
.woff .ttf returns url to font file-loader url-loader
.wav .mp3 returns url to audio file-loader url-loader
.mpeg .mp4 .webm .ogv returns url to video file-loader
.html returns HTML as string html-loader
.md .markdown returns HTML as string html-loader!markdown-loader
.jade returns template function jade-loader
.hbs .handlebars returns template function handlebars-loader