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Add tests for Rust

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This commit is contained in:
Chris Kuehl
2018-05-21 22:57:30 -07:00
parent 2a37fcd3fe
commit b4edf2ce50
6 changed files with 74 additions and 4 deletions
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18
pre_commit/languages/rust.py
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@@ -39,6 +39,7 @@ def in_env(prefix):
def _add_dependencies(cargo_toml_path, additional_dependencies):
with open(cargo_toml_path, 'r+') as f:
cargo_toml = toml.load(f)
cargo_toml.setdefault('dependencies', {})
for dep in additional_dependencies:
name, _, spec = dep.partition(':')
cargo_toml['dependencies'][name] = spec or '*'
@@ -47,7 +48,7 @@ def _add_dependencies(cargo_toml_path, additional_dependencies):
f.truncate()
def install_environment(prefix, version, additional_deps):
def install_environment(prefix, version, additional_dependencies):
helpers.assert_version_default('rust', version)
directory = prefix.path(
helpers.environment_dir(ENVIRONMENT_DIR, 'default'),
@@ -63,14 +64,23 @@ def install_environment(prefix, version, additional_deps):
#
# Because of this, we allow specifying "cli" dependencies by prefixing
# with 'cli:'.
cli_deps = {dep for dep in additional_deps if dep.startswith('cli:')}
lib_deps = set(additional_deps) - cli_deps
cli_deps = {
dep for dep in additional_dependencies if dep.startswith('cli:')
}
lib_deps = set(additional_dependencies) - cli_deps
if len(lib_deps) > 0:
_add_dependencies(prefix.path('Cargo.toml'), lib_deps)
with clean_path_on_failure(directory):
packages_to_install = {()} | {(dep[len('cli:'):],) for dep in cli_deps}
packages_to_install = {()}
for cli_dep in cli_deps:
cli_dep = cli_dep[len('cli:'):]
package, _, version = cli_dep.partition(':')
if version != '':
packages_to_install.add((package, '--version', version))
else:
packages_to_install.add((package,))
for package in packages_to_install:
cmd_output(