source tree 配置 外部差異比對工具爲beyond compare

1、首先，安裝好beyond compare後，創建一個快捷方式
ln -s /Applications/Beyond\ Compare.app/Contents/MacOS/bcomp /usr/local/bin/

2、打開source tree，在系統偏好設置裏面，找到diff，按照下面的進行配置：

Visual Diff Tool: Other
Diff Command:/usr/local/bin/bcomp
Parameters:-ro $LOCAL $REMOTE
Merge Tool: Other
Merge Command:/usr/local/bin/bcomp
Parameters:$LOCAL $REMOTE $BASE $MERGED