docker

Author: z-vr

.babelrc

@@ -1,6 +1,5 @@
 {
     "plugins": [
-        "check-es2015-constants",
         "transform-es2015-arrow-functions",
         "transform-es2015-block-scoped-functions",
         "transform-es2015-block-scoping",

Dockerfile

@@ -0,0 +1,12 @@
+FROM node:4-alpine
+RUN apk --no-cache add perl
+
+ADD package.json /app/package.json
+RUN cd /app && npm install
+
+ADD . /app
+WORKDIR /app
+RUN npm install
+
+# ENV NODE_ENV production
+CMD ["npm", "run", "build"]

README.md

@@ -718,6 +718,17 @@ context.globalExiftoolConstructor = exiftool.ExiftoolProcess
 Otherwise, the context will use a stable version which it installs
 independently.
 
+## Building
+
+The project is written with ES2017 (`async/await`) and built to be compatible
+with lower Node.js versions using `Babel`. `npm run build` will build source
+and test files. `npm run test-build` will run transpiled tests against
+transpiled sources, whereas `npm t` will run raw tests against raw source files.
+
+The preset used for transpiling is `es2015`, but without
+`transform-es2015-classes`, and with `transform-async-to-generator` and
+`source-map-support`.
+
 ## Metadata
 
 Metadata is awesome and although it can increase the file size, it preserves

package.json

@@ -14,7 +14,7 @@
     "bench": "node benchmark/run",
     "build-src": "babel src --out-dir dist/src",
     "build-test": "babel test --out-dir dist/test",
-    "build": "run-p build-src build-test",
+    "build": "run-s build-src build-test",
     "build-and-test": "run-s build test-build",
     "callback-example": "LOCAL=1 node examples/callback examples/28.jpg",
     "write-example": "node examples/write_metadata/index",