Ensure that the git hash output from ecs-cli --version is always 7 characters.

PettitWesley · PettitWesley · commit e223a4498fc6 · 2018-08-08T11:37:34.000-07:00
diff --git a/ecs-cli/modules/version/gen/version-gen.go b/ecs-cli/modules/version/gen/version-gen.go
@@ -72,7 +72,7 @@ func gitDirty() bool {
 }
 
 func gitHash() string {
-	cmd := exec.Command("git", "rev-parse", "--short", "HEAD")
+	cmd := exec.Command("git", "rev-parse", "--short=7", "HEAD")
 	hash, err := cmd.Output()
 	if err != nil {
 		return "UNKNOWN"

Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ func gitDirty() bool {`
`72`	`72`	`}`
`73`	`73`
`74`	`74`	`func gitHash() string {`
`75`		`- cmd := exec.Command("git", "rev-parse", "--short", "HEAD")`
	`75`	`+ cmd := exec.Command("git", "rev-parse", "--short=7", "HEAD")`
`76`	`76`	`hash, err := cmd.Output()`
`77`	`77`	`if err != nil {`
`78`	`78`	`return "UNKNOWN"`