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feat: allow rust hooks to specify crate features by Terseus · Pull Request #3235 · pre-commit/pre-commit · GitHub

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feat: allow rust hooks to specify crate features #3235

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feat: allow rust hooks to specify crate features #3235

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bd153a6
allow rust hooks to specify crate features
Terseus Jun 15, 2024
558793b
allow rust hooks to specify arbitrary cargo install parameters
Terseus Jul 11, 2024
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27 changes: 20 additions & 7 deletions pre_commit/languages/rust.py
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Original file line number Diff line number Diff line change
Expand Up @@ -127,13 +127,25 @@ def install_environment(
#
# Because of this, we allow specifying "cli" dependencies by prefixing
# with 'cli:'.
cli_deps = {
dep for dep in additional_dependencies if dep.startswith('cli:')
}
lib_deps = set(additional_dependencies) - cli_deps
#
# We can pass arbitrary arguments to the `cargo install` invocation by
# adding '--' before the arguments.
cli_deps = []
lib_deps = []
cargo_params = []
for index, dep in enumerate(additional_dependencies):
if dep == '--':
cargo_params = list(additional_dependencies[index + 1:])
break
if dep.startswith('cli:'):
cli_deps.append(dep)
continue
lib_deps.append(dep)
cli_deps_set = set(cli_deps)
lib_deps_set = set(lib_deps)

packages_to_install: set[tuple[str, ...]] = {('--path', '.')}
for cli_dep in cli_deps:
for cli_dep in cli_deps_set:
cli_dep = cli_dep.removeprefix('cli:')
package, _, crate_version = cli_dep.partition(':')
if crate_version != '':
Expand All @@ -150,11 +162,12 @@ def install_environment(
tmpdir = ctx.enter_context(tempfile.TemporaryDirectory())
ctx.enter_context(envcontext((('RUSTUP_HOME', tmpdir),)))

if len(lib_deps) > 0:
_add_dependencies(prefix, lib_deps)
if len(lib_deps_set) > 0:
_add_dependencies(prefix, lib_deps_set)

for args in packages_to_install:
cmd_output_b(
'cargo', 'install', '--bins', '--root', envdir, *args,
*cargo_params,
cwd=prefix.prefix_dir,
)
17 changes: 16 additions & 1 deletion tests/languages/rust_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -44,13 +44,19 @@ def _make_hello_world(tmp_path):
src_dir.joinpath('main.rs').write_text(
'fn main() {\n'
' println!("Hello, world!");\n'
' if cfg!(feature = "foo") {\n'
' println!("With feature foo");\n'
' }\n'
'}\n',
)
tmp_path.joinpath('Cargo.toml').write_text(
'[package]\n'
'name = "hello_world"\n'
'version = "0.1.0"\n'
'edition = "2021"\n',
'edition = "2021"\n'
'\n'
'[features]\n'
'foo = []\n',
)


Expand Down Expand Up @@ -113,3 +119,12 @@ def test_run_lib_additional_dependencies(tmp_path):
assert bin_dir.is_dir()
assert not bin_dir.joinpath('shellharden').exists()
assert not bin_dir.joinpath('shellharden.exe').exists()


def test_run_features_additional_dependencies(tmp_path):
_make_hello_world(tmp_path)

deps = ('shellharden:4.2.0', 'git-version')
cargo_params = ('--', '--features', 'foo')
ret = run_language(tmp_path, rust, 'hello_world', deps=deps + cargo_params)
assert ret == (0, b'Hello, world!\nWith feature foo\n')
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