update formula with adding automation script

.gitignore

@@ -1,3 +1,4 @@
 /target
 *.bk
 /env.sh
+/HomebrewFormula/*.zip

HomebrewFormula/git-brws.rb

@@ -1,14 +1,14 @@
 class GitBrws < Formula
-  version '0.9.1'
+  version '0.9.2'
   desc 'Command line tool to open repository, file, commit, diff, pull request or issue in browser'
   homepage 'https://github.com/rhysd/git-brws'
 
   if OS.mac?
     url "https://github.com/rhysd/git-brws/releases/download/#{version}/git-brws-#{version}-x86_64-apple-darwin.zip"
-    sha256 'c7d899a1879baa234c0c957179c613b2d1ed6fbf3c40543afbd2be83f0a6580f'
+    sha256 '31e552c7fdd254c6c04487c87c958c6530354de4eb78e45dc078baea5630b7bc' # mac
   elsif OS.linux?
     url "https://github.com/rhysd/git-brws/releases/download/#{version}/git-brws-#{version}-x86_64-unknown-linux-gnu.zip"
-    sha256 'fe72552912d1f753c6a54803f28e1209848900a7b4d5ea49d2b6bd31b8e529f3'
+    sha256 '1c368373d56b3bb74b92a1b01572e0662aec5e6f97f68c7e2fc971f5db3188cb' # linux
   end
 
   def install

HomebrewFormula/update.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+set -e
+
+if [ ! -d '.git' ]; then
+    echo 'This script must be run at root of the repository' 2>&1
+    exit 1
+fi
+
+if [[ "$1" == "" ]]; then
+    echo 'Usage: update.sh {version}' 2>&1
+    exit 1
+fi
+
+cd ./HomebrewFormula
+
+VERSION="$1"
+
+echo "Update formula to version ${VERSION}"
+
+MAC_ZIP="git-brws-${VERSION}-x86_64-apple-darwin.zip"
+MAC_URL="https://github.com/rhysd/git-brws/releases/download/${VERSION}/${MAC_ZIP}"
+
+echo "Downloading ${MAC_ZIP}..."
+curl -LO "$MAC_URL"
+MAC_SHA="$(shasum -a 256 "$MAC_ZIP" | cut -f 1 -d ' ')"
+echo "Mac sha256: ${MAC_SHA}"
+sed -i '' -E "s/    sha256 '[0-9a-f]*' # mac/    sha256 '${MAC_SHA}' # mac/" git-brws.rb
+
+
+LINUX_ZIP="git-brws-${VERSION}-x86_64-unknown-linux-gnu.zip"
+LINUX_URL="https://github.com/rhysd/git-brws/releases/download/${VERSION}/${LINUX_ZIP}"
+
+echo "Downloading ${LINUX_ZIP}..."
+curl -LO "$LINUX_URL"
+LINUX_SHA="$(shasum -a 256 "$LINUX_ZIP" | cut -f 1 -d ' ')"
+echo "Linux sha256: ${LINUX_SHA}"
+sed -i '' -E "s/    sha256 '[0-9a-f]*' # linux/    sha256 '${LINUX_SHA}' # linux/" git-brws.rb
+
+echo "Version: ${VERSION}"
+sed -i '' -E "s/  version '[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*'/  version '${VERSION}'/" git-brws.rb
+
+echo "Clean up zip files"
+rm -rf ./*.zip
+
+echo 'Done.'
+