blob: 4fbb8c4d2034900dda85f48c5d4afa55b2834c4f [file] [log] [blame]
#!/usr/bin/env python
# -*- coding: utf-8 -*-
## This script has two purposes: detect any tool that *regressed*, which is used
## during the week before the beta branches to reject PRs; and detect any tool
## that *changed* to see if we need to update the toolstate repo.
import sys
import json
# Regressions for these tools during the beta cutoff week do not cause failure.
# See `status_check` in `` for tools that have to pass on the
# beta/stable branches.
REGRESSION_OK = ["rustc-guide", "miri", "embedded-book"]
if __name__ == '__main__':
os_name = sys.argv[1]
toolstate_file = sys.argv[2]
current_state = sys.argv[3]
verb = sys.argv[4] # 'regressed' or 'changed'
with open(toolstate_file, 'r') as f:
toolstate = json.load(f)
with open(current_state, 'r') as f:
current = json.load(f)
regressed = False
for cur in current:
tool = cur['tool']
state = cur[os_name]
new_state = toolstate.get(tool, '')
if verb == 'regressed':
updated = new_state < state
elif verb == 'changed':
updated = new_state != state
print('Unknown verb {}'.format(updated))
if updated:
'The state of "{}" has {} from "{}" to "{}"'
.format(tool, verb, state, new_state)
if not (verb == 'regressed' and tool in REGRESSION_OK):
regressed = True
if regressed: