GitHubのプルリクエストがマージされているか確認するシェルスクリプト

#!/bin/bash

CMDNAME=`basename $0`

if [ $# -ne 2 ]; then
  echo "引数が2つ必要です"
  _printUsage
fi

# FROM="v4.2.18"
FROM=$1
# TO="HEAD"
TO=$2

prNumberList=(
86
96
100
109
110
)

COLOR_OK="\e[32m"
COLOR_NG="\e[37;41;1m"
COLOR_END="\e[m"

for prNumber in ${prNumberList[@]}; do
    result=`git --no-pager log --oneline --merges --grep="Merge pull request #${prNumber} " $FROM...$TO`
    if [ -n "$result" ]; then
        echo -e "${prNumber} ${COLOR_OK}OK${COLOR_END} $result" | awk '{printf "#%-5s %2s | %s From:%s\n",$1,$2,$3,$NF}'
    else
        echo -e "${prNumber} ${COLOR_NG}NG${COLOR_END}"         | awk '{printf "#%-5s %2s | Not found\n",$1,$2,$3}'
    fi
done