fix: modified to fix some of the test failures.

pkg/picol/parser.go

@@ -25,7 +25,7 @@ type parserStruct struct {
 }
 
 // initParser initializes a new parserStruct instance
-func initParser(text string) *parserStruct {
+func InitParser(text string) *parserStruct {
 	return &parserStruct{text: text, ln: len(text), Type: ParserTokenEOL}
 }
 

pkg/picol/parser_test.go

@@ -66,7 +66,7 @@ func TestParser(t *testing.T) {
 			parser := picol.InitParser(tc.input)
 
 			for _, expectedType := range tc.expected {
-				token := parser.GetToken()
+				parser.GetToken()
 				if parser.Type != expectedType {
 					t.Errorf("Expected token type %d, got %d", expectedType, parser.Type)
 				}

pkg/picol/picol.go

@@ -116,7 +116,7 @@ func (interp *Interpreter) RegisterCommand(name string, fn CommandFunc, privdata
  * Eval evaluates a script
  */
 func (interp *Interpreter) Eval(script string) (string, error) {
-	parser := initParser(script)
+	parser := InitParser(script)
 	var result string
 	var err error