在shell脚本中使用Git diff解析

Question

git diff

diff --git a/lids b/lids
index 1191247..2b2f2e1 100644
--- a/lids
+++ b/lids
@@ -1,2 +1,2 @@
 1
-2
+3


git diffdiff --git a/lids b/lids
index 1191247..2b2f2e1 100644
--- a/lids
+++ b/lids
@@ -1,2 +1,2 @@
 1
~
-2
+3
~

我只需要-2和+3 如何使用grep或shell脚本？

Answer 1

将输出传输到

grep '^[+-][0-9]'

所以：

diff --git a/lids b/lids | grep '^[+-][0-9]'