Use .fabric extension for the template files

.gitattributes

@@ -0,0 +1 @@
+*.fabric linguist-language=hcl

main.go

@@ -17,7 +17,7 @@ type Decoder struct {
 }
 
 func argParse() error {
-	flag.StringVar(&path, "path", "", "a path to a directory with *.hcl files")
+	flag.StringVar(&path, "path", "", "a path to a directory with *.fabric files")
 	flag.StringVar(&pluginPath, "plugins", "", "a path to a __plugin file__")
 	flag.StringVar(&docName, "document", "", "the name of the document to process")
 	flag.Parse()

read_hcl.go

@@ -70,15 +70,15 @@ func readAndParse(files []string) (body hcl.Body, fileMap map[string]*hcl.File,
 
 func fromDisk() (body hcl.Body, fileMap map[string]*hcl.File, diags diagnostics.Diagnostics) {
 	// TODO: replace with filepath.WalkDir()
-	files, err := filepath.Glob(path + "*.hcl")
+	files, err := filepath.Glob(path + "*.fabric")
 	if diags.FromErr(err, "Can't find files") {
 		return
 	}
 	if len(files) == 0 {
 		diags.Append(&hcl.Diagnostic{
 			Severity: hcl.DiagError,
 			Summary:  "Failed to load files",
-			Detail:   fmt.Sprintf("no *.hcl files found at %s", path),
+			Detail:   fmt.Sprintf("no *.fabric files found at %s", path),
 		})
 		return
 	}