# HG changeset patch
# User Franz Glasner <fzglas.hg@dom66.de>
# Date 1728559874 -7200
# Node ID 464fc11180a0a1e834a1c0f1e81898d7e6531449
# Parent  e8eb5e7ceb375f81218458375e1028116f57ee98
farray.sh: Allow some end indexes "0" when the array/alist is empty

diff -r e8eb5e7ceb37 -r 464fc11180a0 share/local-bsdtools/farray.sh
--- a/share/local-bsdtools/farray.sh	Thu Oct 10 13:27:50 2024 +0200
+++ b/share/local-bsdtools/farray.sh	Thu Oct 10 13:31:14 2024 +0200
@@ -1392,7 +1392,7 @@
     __farr_end="${4-}"
     [ -z "${__farr_end}" ] && __farr_end="${__farr_len}"
     _farr_make_index __farr_end "${__farr_end}" "${__farr_len}"
-    [ ${__farr_end} -lt 1 ] && _farr_fatal "end index must be >= 1"
+    [ ${__farr_end} -lt 1 ] && [ ${__farr_len} -gt 0 ] && _farr_fatal "end index must be >= 1"
     [ ${__farr_end} -gt "${__farr_len}" ] && _farr_fatal "end index exceeds array length"
 
     __farr_cur_find_idx=${__farr_start}
@@ -2844,7 +2844,7 @@
     __farr_end="${4-}"
     [ -z "${__farr_end}" ] && __farr_end="${__farr_len}"
     _farr_make_index __farr_end "${__farr_end}" "${__farr_len}"
-    [ ${__farr_end} -lt 1 ] && _farr_fatal "end index must be >= 1"
+    [ ${__farr_end} -lt 1 ] && [ ${__farr_len} -gt 0 ] && _farr_fatal "end index must be >= 1"
     [ ${__farr_end} -gt "${__farr_len}" ] && _farr_fatal "end index exceeds array length"
 
     __farr_cur_find_idx=${__farr_start}