Show executed commands when --verbose is on. (#38)

stack-info: PR: #38, branch: ZolotukhinM/stack/3

Author: ZolotukhinM

src/stack_pr/cli.py

@@ -62,7 +62,11 @@
     get_gh_username,
     get_uncommitted_changes,
 )
-from stack_pr.shell_commands import get_command_output, run_shell_command
+from stack_pr.shell_commands import (
+    get_command_output,
+    run_shell_command,
+    set_show_commands,
+)
 from typing import List, NamedTuple, Optional, Pattern
 
 # A bunch of regexps for parsing commit messages and PR descriptions
@@ -1380,6 +1384,10 @@ def main():
 
     common_args = CommonArgs.from_args(args)
 
+    if common_args.verbose:
+        # Output shell commands that we run if verbose=True
+        set_show_commands(True)
+
     check_gh_installed()
 
     current_branch = get_current_branch_name()

src/stack_pr/shell_commands.py

@@ -4,6 +4,13 @@
 
 ShellCommand = Iterable[Union[str, Path]]
 
+SHOW_COMMANDS = False
+
+
+def set_show_commands(val: bool):
+    global SHOW_COMMANDS
+    SHOW_COMMANDS = val
+
 
 def run_shell_command(
     cmd: ShellCommand, *, quiet: bool, check: bool = True, **kwargs: Any
@@ -30,6 +37,8 @@ def run_shell_command(
         kwargs.update(
             {"stdout": subprocess.DEVNULL, "stderr": subprocess.DEVNULL}
         )
+    if SHOW_COMMANDS:
+        print(f"Running: {cmd}")
     return subprocess.run(list(map(str, cmd)), **kwargs)