- Missing template file: tmpltool exits with an error
- Invalid template syntax: Error location is reported
- Environment variables:
- Direct access not supported:
{{ ENV_VAR }}causes an error - With default (recommended):
{{ get_env(name="VAR", default="...") }}uses default if missing - Without default:
{{ get_env(name="VAR") }}errors if variable doesn't exist
- Direct access not supported:
- Filesystem errors: Clear error messages for missing files, permission issues, or security violations