Merge pull request #2 from rootlyhq/alexmingoia/sup-359-bug-with-root…

…lys-terraformer-on-github-project-need

Prefix w/ tf-- if resource ID starts with digit

terraformutils/hcl.go

@@ -275,8 +275,12 @@ func escapeRune(s string) string {
 }
 
 // Sanitize name for terraform style
+// Prefix with tfer-- if starts with digit
 func TfSanitize(name string) string {
 	name = unsafeChars.ReplaceAllStringFunc(name, escapeRune)
+	if (len(name) > 0 && name[0] >= '0' && name[0] <= '9') {
+		name = "tfer--" + name
+	}
 	return name
 }