From 23fc93e15ea74a26107b497edb27537985413b7e Mon Sep 17 00:00:00 2001
From: snaulX <alexandergunger666@gmail.com>
Date: Sun, 22 Sep 2019 19:10:09 +0300
Subject: [PATCH] Add ToStringExpression

---
 test/test.bld                           |  2 +-
 wolvm/Value.cs                          |  2 +-
 wolvm/VirtualMachine.cs                 |  3 ++-
 wolvm/expressions/ToStringExpression.cs | 17 +++++++++++++++++
 4 files changed, 21 insertions(+), 3 deletions(-)
 create mode 100644 wolvm/expressions/ToStringExpression.cs

diff --git a/test/test.bld b/test/test.bld
index dc49b3a..2f6572b 100644
--- a/test/test.bld
+++ b/test/test.bld
@@ -74,6 +74,6 @@ main {
 	plus : <12:double>, <10:double>, <678:double>;
 	@sum.#set : ( plus : <12:double>, <13:double> ) ;
 	System.print : <Hello World!:string> ;
-	#print : ( ParseDouble : @sum ) ;
+	#print : ( toString : @sum ) ;
 }
 end 
\ No newline at end of file
diff --git a/wolvm/Value.cs b/wolvm/Value.cs
index 3fcedb9..dcbd48e 100644
--- a/wolvm/Value.cs
+++ b/wolvm/Value.cs
@@ -69,7 +69,7 @@ public Value GetField(string name)
             }
         }
 
-        public bool CheckType(string name) => VirtualMachine.GetWolClass(name) == type ? true : false; //thanks C# for one-string functions))
+        public bool CheckType(string name) => name == type.strtype ? true : false; //thanks C# for one-string functions))
 
         public static Value GetSmallValue(string val, Value parent = null)
         {
diff --git a/wolvm/VirtualMachine.cs b/wolvm/VirtualMachine.cs
index d1aa169..f220451 100644
--- a/wolvm/VirtualMachine.cs
+++ b/wolvm/VirtualMachine.cs
@@ -25,7 +25,8 @@ public static class VirtualMachine
             { "ParseInt", new ParseIntExpression() },
             { "set", new SetExpression() },
             { "ParseDouble", new ParseDoubleExpression() },
-            { "System.input", new InputExpression() }
+            { "System.input", new InputExpression() },
+            { "toString", new ToStringExpression() }
         };
         private static bool test = false;
 
diff --git a/wolvm/expressions/ToStringExpression.cs b/wolvm/expressions/ToStringExpression.cs
new file mode 100644
index 0000000..2fc8618
--- /dev/null
+++ b/wolvm/expressions/ToStringExpression.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace wolvm
+{
+    public class ToStringExpression : VMExpression
+    {
+        public Value ParseExpression(params Value[] args)
+        {
+            Value val = args[0];
+            if (val.CheckType("double")) return new Value(new wolString(((wolDouble)val.type).value.ToString()));
+            else if (val.CheckType("int")) return new Value(new wolString(((wolInt)val.type).value.ToString()));
+            else return new Value(new wolString(System.Text.RegularExpressions.Regex.Escape(val.type.strtype)));
+        }
+    }
+}