Error messages does not print properly

src/relic/core/cli.py

@@ -28,7 +28,11 @@
     List,
 )
 
-from relic.core.errors import UnboundCommandError, RelicArgParserError
+from relic.core.errors import (
+    UnboundCommandError,
+    RelicArgParserError,
+    RelicInputFileError,
+)
 from relic.core.typeshed import entry_points
 
 
@@ -410,8 +414,12 @@ def _run(
         if not hasattr(ns, "function"):
             raise UnboundCommandError(cmd)
         func = ns.function
+        result: Optional[int] = None
         with setup_cli_logging(ns, logger, log_setup_options) as cli_logger:
-            result: Optional[int] = func(ns, logger=cli_logger)
+            try:
+                result = func(ns, logger=cli_logger)
+            except RelicInputFileError as error:
+                cli_logger.info(f"relic: {error}")
         if result is None:  # Assume success
             result = 0
         return result

src/relic/core/errors.py

@@ -52,6 +52,15 @@ class RelicToolError(Exception):
     """
 
 
+class RelicInputFileError(RelicToolError):
+    """
+    An non critical error was raised during input file parsing.
+
+    All non critical error raised during input file handling in this library and it's plugins should inherit
+    from this class. Only error message without trace is logged.
+    """
+
+
 class CliError(RelicToolError):
     """
     An error was raised by the command line interface.
@@ -75,7 +84,7 @@ def __str__(self) -> str:
         return f"The '{self._name}' command was defined, but not bound to a function."
 
 
-class MismatchError(Generic[_T], RelicToolError):
+class MismatchError(Generic[_T], RelicInputFileError):
     """
     An error where a received value did not match the expected value.
     """
@@ -100,7 +109,7 @@ class MagicMismatchError(MismatchError[bytes]):
     """
 
 
-class RelicSerializationError(RelicToolError):
+class RelicSerializationError(RelicInputFileError):
     """
     An error was raised while serializing an object.
     """
@@ -130,6 +139,7 @@ class RelicArgParserError(Exception):
 
 __all__ = [
     "RelicToolError",
+    "RelicInputFileError",
     "MismatchError",
     "MagicMismatchError",
     "CliError",