t / t4135 / git-with quote.diffon commit t/t6015-rev-list-show-all-parents.sh: use the $( ... ) construct for command substitution (ae4c094)
   1diff --git "a/\"postimage\".txt" "b/\"postimage\".txt"
   2new file mode 100644
   3index 0000000..eff0c54
   4--- /dev/null
   5+++ "b/\"postimage\".txt"
   6@@ -0,0 +1 @@
   7+postimage