Merge pull request 'Throw error when e vspace does not exist' (#5) from Dr-Carlos/fxos:master into master

Reviewed-on: https://gitea.planet-casio.com/Lephenixnoir/fxos/pulls/5

shell/e.cpp

@@ -1,9 +1,11 @@
 #include "shell.h"
 #include "parser.h"
 #include "commands.h"
+#include "errors.h"
 
 #include <fmt/core.h>
 #include <optional>
+#include <fxos/util/log.h>
 
 //---
 // e
@@ -18,15 +20,24 @@ struct _e_args
 static _e_args parse_e(Session &session, Parser &parser)
 {
     _e_args args {};
+
     parser.option("vspace",
         [&args](std::string const &value) { args.space_name = value; });
 
-    VirtualSpace *space = session.get_space(args.space_name);
-    if(space) {
-        while(!parser.at_end()) {
+    parser.accept_options();
+
+    VirtualSpace *space;
+    if(!args.space_name.empty())
+        space = session.get_space(args.space_name);
+    else
+        space = session.current_space;
+
+    if(space)
+        while(!parser.at_end())
             args.values.push_back(parser.expr(space));
-        }
-    }
+    else
+        FxOS_log(ERR, "virtual space '%s' does not exist", args.space_name);
+
     // TODO: Error message when session specified in _e does not exist
 
     parser.end();