Add --stdin-filepath command line argument

akaihola · Apr 24, 2022 · bc7f705 · bc7f705
1 parent 05a0ce7
commit bc7f705
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diff --git a/src/darker/command_line.py b/src/darker/command_line.py
@@ -40,6 +40,7 @@ def add_arg(help_text: Optional[str], *name_or_flags: str, **kwargs: Any) -> Non
     add_arg(hlp.REVISION, "-r", "--revision", default="HEAD", metavar="REV")
     add_arg(hlp.DIFF, "--diff", action="store_true")
     add_arg(hlp.STDOUT, "-d", "--stdout", action="store_true")
+    add_arg(hlp.STDIN_FILEPATH, "--stdin-filepath", metavar="PATH")
     add_arg(hlp.CHECK, "--check", action="store_true")
     add_arg(hlp.ISORT, "-i", "--isort", action="store_true")
     add_arg(hlp.LINT, "-L", "--lint", action="append", metavar="CMD", default=[])

diff --git a/src/darker/help.py b/src/darker/help.py
@@ -48,6 +48,11 @@
     " `pygments` package is available, or if enabled by configuration."
 )
 
+STDIN_FILEPATH = (
+    "Path to the file in the Git repository that Darker will treat stdin as. Only valid"
+    " with `--revision=<rev1>..:WORKTREE:` (`:WORKTREE:` being the default for `rev2`)"
+)
+
 ISORT_PARTS = ["Also sort imports using the `isort` package"]
 if not isort:
     ISORT_PARTS.append(f". {ISORT_INSTRUCTION} to enable usage of this option.")