egrep is deprecated

egrep has been deprecated since 2007 and warns it's obsolete since:
https://git.savannah.gnu.org/cgit/grep.git/commit/?id=a9515624709865d480e3142fd959bccd1c9372d1

Signed-off-by: Simon Deziel <simon@sdeziel.info>

diff --git a/dehydrated b/dehydrated
index 9474d77c2675fa5954360ab71f4ebac0d5f5fffa..121c8e347b7f9ba0fe03348a0d3ebb8858d7b810 100755 (executable)
--- a/dehydrated
+++ b/dehydrated
@@ -126,7 +126,7 @@ jsonsh() {
     fi
 
     # shellcheck disable=SC2196
-    if echo "test string" | egrep -ao "test" >/dev/null 2>&1
+    if echo "test string" | grep -Eao "test" >/dev/null 2>&1
     then
       ESCAPE='(\\[^u[:cntrl:]]|\\u[0-9a-fA-F]{4})'
       CHAR='[^[:cntrl:]"\\]'