Splitted nuxfs into components.

Signed-off-by: Tony Tkacik <tonydamage@gmail.com>

inc/nuxfs.dsl.inc.sh

@@ -0,0 +1,93 @@
+
+
+function exec.if.function {
+	FUNC_NAME=$1;
+	DEFAULT_NAME=$2;
+	shift; shift;
+
+	if is_function $FUNC_NAME; then
+		nux.log debug  Executing: $FUNC_NAME "$@";
+		$FUNC_NAME "$@";
+		return;
+	fi
+	if is_function $DEFAULT_NAME; then
+		nux.log debug  Executing: $FUNC_NAME "$@";
+		$DEFAULT_NAME "$@";
+		return;
+	fi
+
+}
+
+function nuxfs.dsl.command {
+	CMD=$1;
+	localFile=$(nuxfs.relative "$2");
+	shift; shift;
+
+	nux.log debug  Processing $CMD "$localFile" $@;
+
+	exec.if.function $CMD-pre "$localFile" "$@";
+
+	nux.log debug  Working file: $NC_White$localFile;
+	if nuxfs.file.exists "$localFile"; then
+		nux.log debug  "File $localFile exits";
+		exec.if.function $CMD-exists def-exists "$localFile" "$@";
+	else
+		nux.log debug  "File $localFile does not exists";
+		exec.if.function $CMD-notexists def-notexists "$localFile" "$@";
+  fi
+	exec.if.function $CMD-post def-post "$localFile" "$@";
+}
+
+
+function nuxfs.dsl.keywords {
+  origin() {
+		:
+	}
+	dir() {
+		nuxfs.dsl.command directory "$@";
+	}
+
+	directory() {
+		nuxfs.dsl.command directory "$@";
+	}
+
+	link() {
+		nuxfs.dsl.command link "$@";
+		#nux.log debug  ln -s "$ORIGIN/$1" "$VFS/$2" ;
+	}
+
+	git() {
+		nuxfs.dsl.command git "$@";
+		#echo git clone $1 $2;
+	}
+
+	directory-post() {
+		nuxfs.dir.push "$1"
+		nux.log debug  "Adding to dir stack: $1"
+	}
+
+	directory-exists() {
+		if test  -d "$1"; then
+			nux.log debug  "Directory exists '$1'"
+		else
+		  nuxfs.error "$1" "is not directory."
+		fi
+	}
+	enddirectory() {
+		nuxfs.dir.pop
+	}
+	enddir() {
+		nuxfs.dir.pop
+	}
+}
+
+function nuxfs.dsl.execute {
+  nuxfs.dsl.keywords
+  declare -a DIR_ARRAY
+  DIR_ARRAY[0]=.
+  if test -f "$1"; then
+		source $1;
+	else
+		error "$1": Definition file does not exists.
+	fi
+}