GitList

@@ -568,7 +568,7 @@ func (b *buildFile) Build(context io.Reader) (string, error) {
 		}
 		return b.image, nil
 	}
-	return "", fmt.Errorf("An error occurred during the build\n")
+	return "", fmt.Errorf("No image was generated. This may be because the Dockerfile does not, like, do anything.\n")
 }
 
 func NewBuildFile(srv *Server, outStream, errStream io.Writer, verbose, utilizeCache, rm bool, outOld io.Writer, sf *utils.StreamFormatter, auth *auth.AuthConfig) BuildFile {

...	...	@@ -568,7 +568,7 @@ func (b *buildFile) Build(context io.Reader) (string, error) {
568	568	}
569	569	return b.image, nil
570	570	}
571		- return "", fmt.Errorf("An error occurred during the build\n")
	571	+ return "", fmt.Errorf("No image was generated. This may be because the Dockerfile does not, like, do anything.\n")
572	572	}
573	573
574	574	func NewBuildFile(srv Server, outStream, errStream io.Writer, verbose, utilizeCache, rm bool, outOld io.Writer, sf utils.StreamFormatter, auth *auth.AuthConfig) BuildFile {

Return meaningful error for meaningless Dockerfiles