fix error test and improve error handler

gravataLonga · Jul 12, 2022 · cdb6edc · cdb6edc
1 parent 17250ce
commit cdb6edc
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Showing 2 changed files with 11 additions and 4 deletions.
diff --git a/main.go b/main.go
@@ -48,10 +48,17 @@ func main() {
 	}
 
 	file, err := ioutil.ReadFile(os.Args[1])
-	if err == nil {
-		execCode(string(file), os.Stdout)
+	if err != nil {
+		_, err := fmt.Fprintf(os.Stderr, "%v", err)
+		if err != nil {
+			os.Exit(1)
+			return
+		}
+		os.Exit(1)
 		return
 	}
+
+	execCode(string(file), os.Stdout)
 }
 
 func runRepl(in io.Reader, out io.Writer) {

diff --git a/semantic/semantic.go b/semantic/semantic.go
@@ -65,8 +65,8 @@ func (s *Semantic) expectIdentifierDeclare(ident *ast.Identifier) bool {
 	tok := ident.Token
 	peek, ok := s.scopeStack.Peek()
 	if !ok {
-		s.NewError("There aren't any scope active %s", name)
-		return false
+		// probably is global environment
+		return true
 	}
 
 	v, ok := (*peek)[name]