No-ticket: add pre-commit hook. (#35)

* No-ticket: add pre-commit hook.

* No-ticket: fix all via gofmt.

.travis.yml

@@ -2,6 +2,8 @@ language: go
 sudo: false
 go:
   - 1.9
+before_install:
+  - diff -u <(echo -n) <(gofmt -d -s .)
 install:
   - go get github.com/golang/dep/cmd/dep
   - if ! go get github.com/golang/tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; fi

pre-commit.dist

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+# 1. Rename the file to "pre-commit"
+# 2. Put it under .git/hooks/
+# 3. Make it executable
+
+# cp pre-commit.dist .git/hooks/pre-commit && chmod +x .git/hooks/pre-commit
+
+STAGED_GO_FILES=`git diff --cached --name-only | grep .go$`
+
+if [ ! -z "$STAGED_GO_FILES" ]
+then
+    gofmt -s -w $STAGED_GO_FILES && git add $STAGED_GO_FILES
+fi

ranger_http/client.go

@@ -31,7 +31,7 @@ func NewAPIClient(requestTimeout int) APIClientInterface {
 // Get is issueing a GET request to the given url
 func (client *apiClient) Get(url string) (*http.Response, error) {
 	res, err := client.client.Get(url)
-	if  err != nil && res.StatusCode != http.StatusOK {
+	if err != nil && res.StatusCode != http.StatusOK {
 		return nil, fmt.Errorf(
 			"ApiClient.Get=Bad request,StatusCode=%d, URL=%s, Header: %+v", res.StatusCode, url, res.Header,
 		)

ranger_http/response_writer.go

@@ -7,22 +7,22 @@ import (
 
 // ErrorResponse struct
 type ErrorResponse struct {
-	Status int `json:"status"`
+	Status int                `json:"status"`
 	Data   *ErrorResponseData `json:"data"`
 }
 
 // ErrorResponseData struct
 type ErrorResponseData struct {
 	ErrorCode       string `json:"exception_type"`
 	Message         string `json:"message"`
-	MoreInformation	string `json:"more_information"`
+	MoreInformation string `json:"more_information"`
 }
 
 // NewErrorResponseData ...
 func NewErrorResponseData(errorCode, message, moreInformation string) *ErrorResponseData {
 	return &ErrorResponseData{
-		ErrorCode:	 errorCode,
-		Message:	 message,
+		ErrorCode:       errorCode,
+		Message:         message,
 		MoreInformation: moreInformation,
 	}
 }

ranger_http/server.go

@@ -31,7 +31,7 @@ func NewHTTPServer(l ranger_logger.LoggerInterface) *Server {
 	router := httprouter.New()
 
 	return &Server{
-		Router:	router,
+		Router: router,
 	}
 }