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set CARGO_HOME while executing rustup

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This commit is contained in:
Anthony Sottile 2023-03-25 13:06:22 -04:00
parent df2cada973
commit ee71a9345c
1 changed files with 3 additions and 3 deletions
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6
pre_commit/languages/rust.py
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@ -80,9 +80,9 @@ def _add_dependencies(
lang_base.setup_cmd(prefix, ('cargo', 'add', *crates)) lang_base.setup_cmd(prefix, ('cargo', 'add', *crates))
def install_rust_with_toolchain(toolchain: str) -> None: def install_rust_with_toolchain(toolchain: str, envdir: str) -> None:
with tempfile.TemporaryDirectory() as rustup_dir: with tempfile.TemporaryDirectory() as rustup_dir:
with envcontext((('RUSTUP_HOME', rustup_dir),)): with envcontext((('CARGO_HOME', envdir), ('RUSTUP_HOME', rustup_dir))):
# acquire `rustup` if not present # acquire `rustup` if not present
if parse_shebang.find_executable('rustup') is None: if parse_shebang.find_executable('rustup') is None:
# We did not detect rustup and need to download it first. # We did not detect rustup and need to download it first.
@ -145,7 +145,7 @@ def install_environment(
ctx.enter_context(in_env(prefix, version)) ctx.enter_context(in_env(prefix, version))
if version != 'system': if version != 'system':
install_rust_with_toolchain(_rust_toolchain(version)) install_rust_with_toolchain(_rust_toolchain(version), envdir)
tmpdir = ctx.enter_context(tempfile.TemporaryDirectory()) tmpdir = ctx.enter_context(tempfile.TemporaryDirectory())
ctx.enter_context(envcontext((('RUSTUP_HOME', tmpdir),))) ctx.enter_context(envcontext((('RUSTUP_HOME', tmpdir),)))