zaw-launcher.zsh: experimental script to start zaw as command

zaw-launcher.zsh

@@ -0,0 +1,61 @@
+#!/bin/zsh
+#
+# zaw-launcher.zsh
+#
+# launcher script to start zaw as command
+
+# source zaw.zsh
+zmodload zsh/parameter
+local this_file="${funcsourcetrace[1]%:*}"
+local cur_dir="${this_file:A:h}"
+source "${cur_dir}/zaw.zsh"
+
+
+# parse arguments
+do_eval=0
+
+while getopts 'eh' opt; do
+    case "${opt}" in
+        e)
+            do_eval=1
+            ;;
+
+        h)
+            print \
+"Usage: $0 [options] [source name]
+
+Options:
+  -h     show this help
+  -e     eval result string
+"
+            exit
+            ;;
+    esac
+done
+
+if (( OPTIND > 1 )); then
+    shift $(( OPTIND - 1 ))
+fi
+
+zaw_args=()
+if [[ $# > 0 && "${zaw_sources[$1]}" != "" ]]; then
+    zaw_args+="${zaw_sources[$1]}"
+fi
+
+
+# use zle-line-init to start zaw right after vared
+function zle-line-init() {
+    zle zaw "${(@)zaw_args}"
+
+    # return from vared
+    zle accept-line
+}
+zle -N zle-line-init
+
+vared -c cmd
+
+if (( do_eval )); then
+    eval "${cmd}"
+else
+    print "${cmd}"
+fi