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style: run rustfmt with nightly toolchain in ci/style.py #5340

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Merged
tgross35 merged 1 commit into from
Aug 2, 2026
Merged

style: run rustfmt with nightly toolchain in ci/style.py #5340

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8 changes: 4 additions & 4 deletions ci/style.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@
def main():
# if `CI` is set, do a check rather than overwriting
check_only = os.getenv("CI") is not None
run(["rustfmt", "-V"])
run(["rustfmt", "+nightly", "-V"])

fmt_files = []
for dir in FMT_DIRS:
Expand All @@ -33,9 +33,9 @@ def main():
# Run once from workspace root to get everything that wasn't handled as an
# individual file.
if check_only:
run(["cargo", "fmt", "--check"])
run(["cargo", "+nightly", "fmt", "--check"])
else:
run(["cargo", "fmt"])
run(["cargo", "+nightly", "fmt"])

for file in iglob("libc-test/semver/*.txt"):
check_semver_file(Path(file))
Expand Down Expand Up @@ -112,7 +112,7 @@ def enum_sub(m: re.Match) -> str:

# Invoke rustfmt passing via stdin/stdout so we don't need to write the file. Exits
# on failure.
cmd = ["rustfmt", "--config-path=.rustfmt.toml"]
cmd = ["rustfmt", "+nightly", "--config-path=.rustfmt.toml"]
if check_only:
res = check_output(cmd + ["--check"], input=text)

Expand Down