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Emit errors on stderr.

This commit is contained in:
Simon Forman 2023-02-14 18:48:49 -08:00
parent de774af3da
commit 3d78f831cb
1 changed files with 5 additions and 4 deletions
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9
implementations/Python/joy.py
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@ -55,6 +55,7 @@ Ulam Spiral).
'''
from functools import wraps
from inspect import getdoc
from sys import stderr
from traceback import print_exc
import operator
@ -470,7 +471,7 @@ def hack_error_message(exception):
message = message[0].swapcase() + message[1:]
if '.' != message[-1]:
message += '.'
print(message)
print(message, file=stderr)
def repl(stack=(), dictionary=None):
@ -495,7 +496,7 @@ def repl(stack=(), dictionary=None):
try:
stack, dictionary = run(text, stack, dictionary)
except UnknownSymbolError as sym:
print('Unknown:', sym)
print('Unknown:', sym, file=stderr)
except SystemExit as e:
raise SystemExit from e
except Exception as e:
@ -537,14 +538,14 @@ def interp(stack=(), dictionary=None):
try:
stack, dictionary = run(text, stack, dictionary)
except UnknownSymbolError as sym:
print('Unknown:', sym)
print('Unknown:', sym, file=stderr)
except (
StackUnderflowError,
NotABoolError,
NotAListError,
NotAnIntError,
) as e:
print(e)
print(e, file=stderr)
except SystemExit as e:
raise SystemExit from e
except Exception as e: