From ae5588cf073be10b51dc48ad2fc513e11c4f3e03 Mon Sep 17 00:00:00 2001
From: Rishikesh Jha <rishijha424@gmail.com>
Date: Wed, 4 Sep 2019 17:21:33 +0530
Subject: [PATCH 1/1] Print a separate message when there are no inputs given
 (#999)

Fixes #886.
---
 .gitignore |  3 ++-
 black.py   | 13 ++++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 73cc19a..da4a908 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,4 +8,5 @@ __pycache__
 black.egg-info
 build/
 dist/
-pip-wheel-metadata/
\ No newline at end of file
+pip-wheel-metadata/
+.idea
diff --git a/black.py b/black.py
index f178ace..71f42ef 100644
--- a/black.py
+++ b/black.py
@@ -437,6 +437,7 @@ def main(
     report = Report(check=check, quiet=quiet, verbose=verbose)
     root = find_project_root(src)
     sources: Set[Path] = set()
+    path_empty(src, quiet, verbose, ctx)
     for s in src:
         p = Path(s)
         if p.is_dir():
@@ -450,7 +451,7 @@ def main(
             err(f"invalid path: {s}")
     if len(sources) == 0:
         if verbose or not quiet:
-            out("No paths given. Nothing to do 😴")
+            out("No Python files are present to be formatted. Nothing to do 😴")
         ctx.exit(0)
 
     if len(sources) == 1:
@@ -472,6 +473,16 @@ def main(
     ctx.exit(report.return_code)
 
 
+def path_empty(src: Tuple[str], quiet: bool, verbose: bool, ctx: click.Context) -> None:
+    """
+    Exit if there is no `src` provided for formatting
+    """
+    if not src:
+        if verbose or not quiet:
+            out("No Path provided. Nothing to do 😴")
+            ctx.exit(0)
+
+
 def reformat_one(
     src: Path, fast: bool, write_back: WriteBack, mode: FileMode, report: "Report"
 ) -> None:
-- 
2.39.5