feature : max certs

lib/index.js

@@ -2,15 +2,19 @@ let WebOfTrust = require('../native').WebOfTrust;
 
 {
     let wot = new WebOfTrust(3);
-    console.log(wot.add_node());
-    console.log(wot.size())
+    console.log(wot.getMaxCert())
+    wot.setMaxCert(4);
+    console.log(wot.getMaxCert())
+    console.log(wot.addNode());
+    console.log(wot.getWoTSize())
 }
 
+console.log("-----")
+
 {
     let wot = new WebOfTrust("hey.wot");
-
-    console.log("Hello, world !");
-    console.log(wot.add_node());
-    console.log(wot.size());
-    console.log(wot.to_file("hey.wot"));
+    console.log(wot.getMaxCert())
+    console.log(wot.addNode());
+    console.log(wot.getWoTSize());
+    console.log(wot.toFile("hey.wot"));
 }

native/src/lib.rs

@@ -247,6 +247,28 @@ declare_types! {
                 None => Err(Throw),
             } 
         }  
+
+        method setMaxCert(call) {
+            let scope = call.scope;
+
+            let max_cert = try!(try!(call.arguments.require(scope, 0)).check::<JsInteger>()).value() as usize;
+
+            call.arguments.this(scope).grab(|wot| {
+                wot.max_cert = max_cert;
+            });
+
+            Ok(JsObject::new(scope).upcast())
+        }
+
+        method getMaxCert(call) {
+            let scope = call.scope;
+
+            let max_cert = call.arguments.this(scope).grab(|wot| {
+                wot.max_cert
+            });
+
+            Ok(JsInteger::new(scope, max_cert as i32).upcast())
+        }
     }
 }