Merge pull request #2 from Droplr/feat-enable-whitespaces-1

Approach to handling whitespaces

README.md

@@ -22,7 +22,7 @@ $ wget https://github.com/Droplr/aws-env/raw/master/bin/aws-env-linux-amd64 -O a
  * `AWS_ENV_PATH` - path of parameters. If it won't be provided, aws-env will exit immediately. That way, you can run your Dockerfiles locally.
  * `AWS_REGION` and AWS Credentials - [configuring credentials](https://github.com/aws/aws-sdk-go#configuring-credentials)
 ```
-$ `AWS_ENV_PATH=/prod/my-app/ AWS_REGION=us-west-2 ./aws-env` && npm run
+$ eval $(AWS_ENV_PATH=/prod/my-app/ AWS_REGION=us-west-2 ./aws-env) && node -e "console.log(process.env)"
 ```
 
 
@@ -45,7 +45,7 @@ RUN apk update && apk upgrade && \
 RUN wget https://github.com/Droplr/aws-env/raw/master/bin/aws-env-linux-amd64 -O /bin/aws-env && \
   chmod +x /bin/aws-env
 
-CMD `aws-env` && node -e "console.log(process.env)"
+CMD eval $(aws-env) && node -e "console.log(process.env)"
 ```
 
 ```

aws-env.go

@@ -56,6 +56,7 @@ func PrintExportParameter(path string, parameter *ssm.Parameter) {
 	value := *parameter.Value
 
 	env := strings.Trim(name[len(path):], "/")
+	value = strings.Replace(value, "\n", "\\n", -1)
 
-	fmt.Printf("export %s=%s \n", env, value)
+	fmt.Printf("export %s=$'%s'\n", env, value)
 }