Add rofi-nerdfont icon picker mode

.config/rofi/modes/nerdfont

@@ -0,0 +1,37 @@
+#!/usr/bin/env sh
+# Nerdfont csv from: https://github.com/shanedabes/rofi-nerdfonts
+
+# a file to read from, will be preferred over url
+# ROFI_NERDFONT_LIST_FILE="point/to/nerdfont-chars.csv"
+# a url to pull list from
+# ROFI_NERDFONT_LIST_URL="https://point-me-to/a/nerd-icon-list.csv"
+# icon|name, icon is default
+# ROFI_NERDFONT_OUTPUT="icon"
+
+if [ -n "$*" ]; then
+  output="${ROFI_NERDFONT_OUTPUT}"
+  case "$output" in
+  name)
+    printf "%s" "$*" |
+      cut -d',' -f2 |
+      xclip -selection clipboard >/dev/null 2>/dev/null &
+    ;;
+  icon | *)
+    printf "%s" "$*" |
+      cut -d',' -f1 |
+      xclip -selection clipboard >/dev/null 2>/dev/null &
+    ;;
+  esac
+  exit 0
+
+elif [ -z "$*" ]; then
+  printf "\x00prompt\x1fIcon> \n"
+  printf "\x00markup-rows\x1ftrue\n"
+
+  url=${ROFI_NERDFONT_LIST_URL:-"https://raw.githubusercontent.com/shanedabes/rofi-nerdfonts/master/chars.csv"}
+  if [ -n "${ROFI_NERDFONT_LIST_FILE}" ]; then
+    cat "$ROFI_NERDFONT_LIST_FILE"
+  elif [ -n "${url}" ]; then
+    curl -s "${url}"
+  fi
+fi