Merge pull request #8 from scaleway/fix_golang_example

[Fix/Examples/Go] add examples for golang runtime

Author: Retenodus

docs/README.md

@@ -168,9 +168,10 @@ functions:
 ```
 - src
   - testing
-    - handler.go -> package testing
+    - handler.go -> package main inside "src/testing" directory
   - second
-    - handler.go -> package second
+    - handler.go -> package main inside "src/second" directory
+- handler.go -> package main at the root of the project
 - serverless.yml
 ```
 Your serverless.yml `functions` should look something like this:
@@ -179,6 +180,8 @@ provider:
   # ...
   runtime: golang
 functions:
+  root:
+    handler: "."
   testing:
     handler: src/testing
   second:

examples/golang/mypackage/handler.go

@@ -0,0 +1,29 @@
+package main
+
+import (
+	"encoding/json"
+
+	"github.com/scaleway/scaleway-functions-go/events"
+	"github.com/scaleway/scaleway-functions-go/lambda"
+)
+
+// Handler - Handle event
+func Handler(req events.APIGatewayProxyRequest) (events.APIGatewayProxyResponse, error) {
+	response := map[string]interface{}{
+		"message": "My Custom Package",
+	}
+
+	responseB, err := json.Marshal(response)
+	if err != nil {
+		return events.APIGatewayProxyResponse{}, err
+	}
+
+	return events.APIGatewayProxyResponse{
+		Body:       string(responseB),
+		StatusCode: 200,
+	}, nil
+}
+
+func main() {
+	lambda.Start(Handler)
+}

examples/golang/serverless.yml

@@ -22,7 +22,12 @@ package:
 
 functions:
   first:
-    handler: function
+    # If handler is at the root of your serverless project
+    handler: "."
     # Local environment variables - used only in given function
     env:
       local: local
+
+  mypackage:
+    # if your handler is in a custom package
+    handler: mypackage