vars source code

1 module vars;
2 import commands.uda;
3 import std.stdio;
4 
5 class VarStore {
6     private {
7         string[string] variables;
8     }
9 
10 @CommandNamespace("var"):
11     @Command("get", "Get a variable from the temporary store", 1, 1) 
12     string getVar(string[] args) {
13         string varName = args[0];
14         if (auto var = varName in variables) {
15             writeln(varName, ": ", *var);
16             return *var;
17         }
18         else {
19             throw new Exception("Could not find var ", varName);
20         }
21     }
22 
23     @Command("set", "Set a variable in the temporary store", 2, 2) 
24     string setVar(string[] args) {
25         string varName = args[0];
26         string varVal = args[1];
27         variables[varName] = varVal;
28         return varVal;
29     }
30 }
31 
32 mixin RegisterModule!VarStore;