From 02d5100afa71d1343de4066b812cd4cdc774d812 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 30 Jan 2023 17:53:19 +0100
Subject: Adding upstream version 3.0.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 pre_commit/languages/helpers.py | 70 +++++++++++++++++++++++++++--------------
 1 file changed, 47 insertions(+), 23 deletions(-)

(limited to 'pre_commit/languages/helpers.py')

diff --git a/pre_commit/languages/helpers.py b/pre_commit/languages/helpers.py
index 0be08b5..d1be409 100644
--- a/pre_commit/languages/helpers.py
+++ b/pre_commit/languages/helpers.py
@@ -1,17 +1,18 @@
 from __future__ import annotations
 
+import contextlib
 import multiprocessing
 import os
 import random
 import re
+import shlex
 from typing import Any
+from typing import Generator
 from typing import NoReturn
-from typing import overload
 from typing import Sequence
 
 import pre_commit.constants as C
 from pre_commit import parse_shebang
-from pre_commit.hook import Hook
 from pre_commit.prefix import Prefix
 from pre_commit.util import cmd_output_b
 from pre_commit.xargs import xargs
@@ -48,17 +49,8 @@ def run_setup_cmd(prefix: Prefix, cmd: tuple[str, ...], **kwargs: Any) -> None:
     cmd_output_b(*cmd, cwd=prefix.prefix_dir, **kwargs)
 
 
-@overload
-def environment_dir(d: None, language_version: str) -> None: ...
-@overload
-def environment_dir(d: str, language_version: str) -> str: ...
-
-
-def environment_dir(d: str | None, language_version: str) -> str | None:
-    if d is None:
-        return None
-    else:
-        return f'{d}-{language_version}'
+def environment_dir(prefix: Prefix, d: str, language_version: str) -> str:
+    return prefix.path(f'{d}-{language_version}')
 
 
 def assert_version_default(binary: str, version: str) -> None:
@@ -94,11 +86,16 @@ def no_install(
         version: str,
         additional_dependencies: Sequence[str],
 ) -> NoReturn:
-    raise AssertionError('This type is not installable')
+    raise AssertionError('This language is not installable')
+
 
+@contextlib.contextmanager
+def no_env(prefix: Prefix, version: str) -> Generator[None, None, None]:
+    yield
 
-def target_concurrency(hook: Hook) -> int:
-    if hook.require_serial or 'PRE_COMMIT_NO_CONCURRENCY' in os.environ:
+
+def target_concurrency() -> int:
+    if 'PRE_COMMIT_NO_CONCURRENCY' in os.environ:
         return 1
     else:
         # Travis appears to have a bunch of CPUs, but we can't use them all.
@@ -122,13 +119,40 @@ def _shuffled(seq: Sequence[str]) -> list[str]:
 
 
 def run_xargs(
-        hook: Hook,
         cmd: tuple[str, ...],
         file_args: Sequence[str],
-        **kwargs: Any,
+        *,
+        require_serial: bool,
+        color: bool,
+) -> tuple[int, bytes]:
+    if require_serial:
+        jobs = 1
+    else:
+        # Shuffle the files so that they more evenly fill out the xargs
+        # partitions, but do it deterministically in case a hook cares about
+        # ordering.
+        file_args = _shuffled(file_args)
+        jobs = target_concurrency()
+    return xargs(cmd, file_args, target_concurrency=jobs, color=color)
+
+
+def hook_cmd(entry: str, args: Sequence[str]) -> tuple[str, ...]:
+    return (*shlex.split(entry), *args)
+
+
+def basic_run_hook(
+        prefix: Prefix,
+        entry: str,
+        args: Sequence[str],
+        file_args: Sequence[str],
+        *,
+        is_local: bool,
+        require_serial: bool,
+        color: bool,
 ) -> tuple[int, bytes]:
-    # Shuffle the files so that they more evenly fill out the xargs partitions,
-    # but do it deterministically in case a hook cares about ordering.
-    file_args = _shuffled(file_args)
-    kwargs['target_concurrency'] = target_concurrency(hook)
-    return xargs(cmd, file_args, **kwargs)
+    return run_xargs(
+        hook_cmd(entry, args),
+        file_args,
+        require_serial=require_serial,
+        color=color,
+    )
-- 
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