add thousand separator to zsh calc

home/user/.config/zsh/accept_line

@@ -2,9 +2,28 @@ export ZCALC_HISTFILE="${HOME}/.zcalc_history"
 
 autoload -U zcalc
 
-function __calc {
-    ZDOTDIR="${HOME}" zcalc -f -e "$*"
+function __format_number() {
+    local num="${1}"
+    if [[ "${num}" =~ ^[-]?[0-9]+$ ]]; then
+        LC_NUMERIC=en_US.UTF-8 printf "%'d\n" "${num}" | sed "s/,/_/g"
+    else
+        echo "${num}"
+    fi
 }
+
+function __calc {
+    # Получаем результат от zcalc
+    local result
+    result="$(ZDOTDIR="${HOME}" zcalc -f -e "$*" 2>/dev/null)"
+
+    result="${result%.*}"
+    if [[ "$result" =~ ^[-]?[0-9]+$ ]]; then
+        __format_number "$result"
+    else
+        echo "$result"
+    fi
+}
+
 aliases[calc]='noglob __calc'
 aliases[=]='noglob __calc'
 
@@ -13,7 +32,7 @@ function accept-line() {
     if [[ ${BUFFER} =~ '^[ ]?\(?[-+]?[0-9]+[^a-zA-Z]+' ]]; then
         echo
         test "${BUFFER[1]}" != " " && print -S -- "${BUFFER}"  # saving the command to history
-        __calc "${BUFFER}" | sed 's/\.$//'
+        __calc "${BUFFER}"
         BUFFER=
     fi