Utilities/GitSetup/tips

#!/usr/bin/env bash
#=============================================================================
# Copyright 2010-2012 Kitware, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#=============================================================================

# This script makes optional suggestions for working with Git.

# Project configuration instructions: NONE

egrep_q() {
	egrep "$@" >/dev/null 2>/dev/null
}

# Suggest color configuration.
if test -z "$(git config --get color.ui)"; then
	echo '
One may enable color output from Git commands with

  git config --global color.ui auto
'
fi

# Suggest bash completion.
if ! bash -i -c 'echo $PS1' | egrep_q '__git_ps1'; then
	echo '
A dynamic, informative Git shell prompt can be obtained by sourcing
the git bash-completion script in your "~/.bashrc".  Set the PS1
environmental variable as suggested in the comments at the top of the
bash-completion script.  You may need to install the bash-completion
package from your distribution to obtain it.
'
fi

# Suggest merge tool.
if test -z "$(git config --get merge.tool)"; then
	echo '
One may configure Git to load a merge tool with

  git config merge.tool <toolname>

See "git help mergetool" for more information.
'
fi