Error messages
AlgoLab produces pedagogical error messages designed for learning.
Note: error messages are emitted in French — they're for francophone students.
Format
Erreur Syntaxique (Ligne 5, Colonne 3) : mot-cle ALORS manquant apres la condition.
Syntax errors
| Situation | Message |
|---|
| Si without Alors | mot-cle ALORS manquant apres la condition |
| TantQue without Faire | mot-cle FAIRE manquant apres la condition |
| Unclosed Si block | FinSi attendu (Bloc ouvert a la ligne 5) |
| Lire without variable | variable attendue apres LIRE |
Semantic errors
| Situation | Message |
|---|
| Undeclared variable | Variable non declaree: x |
| Wrong type | Type attendu ENTIER |
| Index ≤ 0 | Index de tableau commence a 1 |
| Out-of-bounds index | Index de tableau hors limites |
Runtime errors
| Situation | Message |
|---|
| Division by zero | Division par zero |
| Uninitialized variable | Variable non initialisee: x |
| Loop step = 0 | Pas de boucle invalide: 0 |
| Unknown function | Fonction inconnue: MaFonction |
