#!/bin/bash
# Copyright (C) 2016 Ian Kelling

# 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.

psg () {
    local x y help
    help="Usage: psg [--help] GREP_ARGS
grep ps and output in a nice format"
    if [[ $1 == --help ]]; then
        echo "$help"
        return
    fi
    x=$(sudo ps -eF)
    # final grep is because some commands tend to have a lot of trailing spaces
    y=$(echo "$x" | grep -P "$@" | grep -o '.*[^ ]')
    if [[ $y ]]; then
        echo "$x" | head -n 1
        echo "$y"
    fi
}