Fixed #61 : SheerkaDebugManager: Add get_value()

Fixed #60 : Hash error when ReturnValue is a list of list
Fixed #59 : Implement smart_get()
Fixed #58 : SheerkaPromptCompleter: Cannot parse concept token
Fixed #57 : SheerkaPrompt: Add concept autocompletion
Fixed #56 : automatically backup command
Fixed #54 : I can record execution status
Fixed #53 : ConceptManager: modify_concept fails

utils/sheerka.rebuild.sh

@@ -1,42 +1,60 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 BASEDIR=$(dirname "$0")
 
 list_available() {
-    available=$(ls "$BASEDIR"/../_concepts_*.txt | awk -F_ '{ print "    "$3}' ) 2> /dev/null
+    available=$(find "$SHEERKA_BACKUP_FOLDER"/*.sb -type f -printf "%f\n" | sed 's/\.[^.]*$//') 2> /dev/null
 
     if [ "$available" = "" ]; then
-        echo "Error. No available environment !" >&2
+        echo "Error. No available backup !" >&2
     else
-        echo "Available environments are:"
-        echo "$available"
+        echo "Available backups are:"
+        for backup in ${available}; do
+            echo "    ${backup}";
+        done
     fi
 
 }
 
-if [ "$#" -eq 0 ]; then
-    echo "Usage: $0 <environment>"
+usage() {
+    echo "Usage: $0 <backup>"
+    echo "Creates a fresh install of Sheerka, using the provided backup file."
     list_available
     exit 0
+}
+
+if [ "$#" -eq 0 ] ||  [ "$1" = "-h" ]; then
+    usage
 fi
 
-env_file="$BASEDIR"/../_concepts_"$1".txt
-env_folder="$HOME/.sheerka_$1"
 
-if ! [ -e "$env_file" ]; then
-    echo "$env_file not found" >&2
+if [ -z "${SHEERKA_BACKUP_FOLDER+x}" ]; then
+    echo "SHEERKA_BACKUP_FOLDER is not set !"
+    exit 1
+fi
+
+
+backup_file="$SHEERKA_BACKUP_FOLDER"/"$1".sb
+sheerka_root_folder="$HOME/.sheerka_$1"
+
+if ! [ -e "$backup_file" ]; then
+    echo "$backup_file not found" >&2
     list_available
     exit 1
 fi
 
 echo "Rebuilding $1..."
 
+# backup current sheerka
 if [ -e ~/.sheerka ]; then
     rm -rf ~/.sheerka.bak
     mv  ~/.sheerka ~/.sheerka.bak
 fi
 
+# re-install sheerka, using the requested backup file
 python "$BASEDIR"/../main.py "sheerka.restore('$1')"
-rm -rf "$env_folder"
-cp -R ~/.sheerka "$env_folder"
+
+# create a copy of the freshly installed sheerka, for future reset
+rm -rf "$sheerka_root_folder"
+cp -R ~/.sheerka "$sheerka_root_folder"