More documentation example testing.

examples_test.go

@@ -18,15 +18,44 @@ func ExampleItemType() {
 }
 
 func ExampleError() {
-	error := parsekit.Error{
+	err := &parsekit.Error{
 		Message: "it broke down",
 		Line:    10,
-		Column:  42}
+		Column:  42,
+	}
 
-	fmt.Println(error.Error())
+	fmt.Println(err.Error())
-	fmt.Println(error.ErrorFull())
+	fmt.Printf("%s\n", err)
+	fmt.Println(err.ErrorFull())
 	// Output:
 	// it broke down
+	// it broke down
+	// it broke down after line 10, column 42
+}
+
+func ExampleError_Error() {
+	err := &parsekit.Error{
+		Message: "it broke down",
+		Line:    10,
+		Column:  42,
+	}
+
+	fmt.Println(err.Error())
+	fmt.Printf("%s\n", err)
+	// Output:
+	// it broke down
+	// it broke down
+}
+
+func ExampleError_ErrorFull() {
+	err := &parsekit.Error{
+		Message: "it broke down",
+		Line:    10,
+		Column:  42,
+	}
+
+	fmt.Println(err.ErrorFull())
+	// Output:
 	// it broke down after line 10, column 42
 }
 

statehandler_emit.go

@@ -74,8 +74,7 @@ func (err *Error) Error() string {
 // ErrorFull returns the current error message, including information about
 // the position in the input where the error occurred.
 func (err *Error) ErrorFull() string {
-	message := err.Error()
+	return fmt.Sprintf("%s after line %d, column %d", err, err.Line, err.Column)
-	return fmt.Sprintf("%s after line %d, column %d", message, err.Line, err.Column)
 }
 
 // EmitError emits a Parser error item to the client.