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Terminate with error code according to verification result #178

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merged 1 commit into from
Mar 17, 2024
Merged

Terminate with error code according to verification result #178

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15 changes: 13 additions & 2 deletions src/nagini_translation/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@
import json
import logging
import os
import sys
import re
import time
import traceback
Expand Down Expand Up @@ -45,6 +46,7 @@
VerificationResult,
ViperVerifier
)
from nagini_translation import verifier
from typing import List, Set, Tuple


Expand Down Expand Up @@ -370,10 +372,16 @@ def add_response(part):
translate_and_verify(file, jvm, args, add_response, arp=args.arp, base_dir=args.base_dir)
socket.send_string(response[0])
else:
translate_and_verify(args.python_file, jvm, args, arp=args.arp, base_dir=args.base_dir)
success = translate_and_verify(args.python_file, jvm, args, arp=args.arp, base_dir=args.base_dir)
sys.exit(0 if success else 1)


def translate_and_verify(python_file, jvm, args, print=print, arp=False, base_dir=None):
def translate_and_verify(python_file, jvm, args, print=print, arp=False, base_dir=None) -> bool:
"""
Translates input file to viper code and dispatches result to backend for verification

:returns: Whether translation and verification was successful
"""
try:
start = time.time()
selected = set(args.select.split(',')) if args.select else set()
Expand Down Expand Up @@ -412,6 +420,7 @@ def translate_and_verify(python_file, jvm, args, print=print, arp=False, base_di
print(vresult.to_string(args.ide_mode, args.show_viper_errors))
duration = '{:.2f}'.format(time.time() - start)
print('Verification took ' + duration + ' seconds.')
return isinstance(vresult, verifier.Success)
except (TypeException, InvalidProgramException, UnsupportedException) as e:
print("Translation failed")
if isinstance(e, (InvalidProgramException, UnsupportedException)):
Expand Down Expand Up @@ -443,8 +452,10 @@ def translate_and_verify(python_file, jvm, args, print=print, arp=False, base_di
print('Type error: ' + msg + ' (' + file + '@' + line + '.0)')
else:
print(msg)
return False
except ConsistencyException as e:
print(e.message + ': Translated AST contains inconsistencies.')
return False

except JException as e:
print(e.stacktrace())
Expand Down
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