add command tree

README.md

@@ -6,30 +6,46 @@ Elasticsearch CLI
 
 ## Usage
 
+Command tree
+
 ```console
-NAME:
+ ccr
-   esctl - manage elasticsearch from cli
+     follower
-
+         add
-USAGE:
+         delete
-   esctl [global options] [command [command options]]
+         pause
-
+         renew
-VERSION:
+         resume
-   v0.0.4
+         show
-
+         unfollow
-COMMANDS:
+     info
-   search, /       search within an index
+     pause
-   index, i        manage indicies
+     resume
-   snapshot, snap  manage snapshots
+     status
-   cluster, c      manage cluster[s]
+ cluster
-   node, snap      manage nodes
+     list
-   help, h         Shows a list of commands or help for one command
+     settings
-
+         list
-GLOBAL OPTIONS:
+         set
-   --debug, -d                  enable debugging [$ES_DEBUG]
+     status
-   --config string, -c string   config file [$ES_CONFIG]
+ doc
-   --cluster string, -C string  cluster alias to work with
+     add
-   --help, -h                   show help
+ help
-   --version, -v                print the version
+ index
+     allocation
+     close
+     create
+     delete
+     list
+     show
+ node
+     list
+     show
+ repl
+ search
+ snapshot
+     list
+     show
 ```
 
 Configure `esctl` with environment variables:

commandtree.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+getcommands() {
+    local command
+    command="$*"
+
+    if ! test "$command" = "help"; then
+        ./esctl $command -h | sed -e '/^COMMANDS:/,/^$/!d;//d' -e 's/^   //' -e 's/[, ].*//' | sort
+    fi
+}
+
+printcommands() {
+    local indent basecommand commands command
+    indent="$1"
+    basecommand="$2"
+    commands="$3"
+
+    for command in $commands; do
+        echo "$indent" "$command"
+
+        commands=$(getcommands $basecommand $command)
+        
+        if test -n "$commands"; then
+            printcommands "${indent}    " "$basecommand $command" "$commands"
+        fi
+    done
+}
+
+
+commands=$(getcommands "")
+printcommands "" "" "$commands"