commit 898f4e6217ff6d848091f69ef64a10269c9da1cd
author Mike Frysinger <vapier@google.com> Wed Jul 31 18:17:44 2019 -0400
committer Mike Frysinger <vapier@google.com> Tue Aug 27 07:07:24 2019 +0000
tree 1848de79d61479bd6e4fc8749dbc2b62cea4fba9
parent d9e5cf0ee76d55a94079c34f78ffb9dff858e93e

help: add a --help-all option to show all commands at once

This is useful when you want to scan all the possibilities of repo
at once.  Like when you're searching for different option names.

Change-Id: I225dfb94d2be78229905b744ecf57eb2829bb52d
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/232894
Reviewed-by: David Pursehouse <dpursehouse@collab.net>
Tested-by: Mike Frysinger <vapier@google.com>

subcmds/help.py

diff --git a/subcmds/help.py b/subcmds/help.py
index 90c1244..16f1f7f 100644
--- a/subcmds/help.py
+++ b/subcmds/help.py
@@ -88,7 +88,7 @@
 "See 'repo help <command>' for more information on a specific command.\n"
 "See 'repo help --all' for a complete list of recognized commands.")
 
-  def _PrintCommandHelp(self, cmd):
+  def _PrintCommandHelp(self, cmd, header_prefix=''):
     class _Out(Coloring):
       def __init__(self, gc):
         Coloring.__init__(self, gc, 'help')
@@ -106,7 +106,7 @@
 
         self.nl()
 
-        self.heading('%s', heading)
+        self.heading('%s%s', header_prefix, heading)
         self.nl()
         self.nl()
 
@@ -124,7 +124,7 @@
 
           m = asciidoc_hdr.match(para)
           if m:
-            self.heading(m.group(1))
+            self.heading('%s%s', header_prefix, m.group(1))
             self.nl()
             self.nl()
             continue
@@ -138,14 +138,25 @@
     cmd.OptionParser.print_help()
     out._PrintSection('Description', 'helpDescription')
 
+  def _PrintAllCommandHelp(self):
+    for name in sorted(self.commands):
+      cmd = self.commands[name]
+      cmd.manifest = self.manifest
+      self._PrintCommandHelp(cmd, header_prefix='[%s] ' % (name,))
+
   def _Options(self, p):
     p.add_option('-a', '--all',
                  dest='show_all', action='store_true',
                  help='show the complete list of commands')
+    p.add_option('--help-all',
+                 dest='show_all_help', action='store_true',
+                 help='show the --help of all commands')
 
   def Execute(self, opt, args):
     if len(args) == 0:
-      if opt.show_all:
+      if opt.show_all_help:
+        self._PrintAllCommandHelp()
+      elif opt.show_all:
         self._PrintAllCommands()
       else:
         self._PrintCommonCommands()