oh my god, this is not my day

MoeOrganization · Feb 12, 2013 · 3bd6929 · 3bd6929
1 parent 055c063
commit 3bd6929
Showing 1 changed file with 63 additions and 0 deletions.
diff --git a/src/main/scala/org/moe/runtime/MoeBuiltins.scala b/src/main/scala/org/moe/runtime/MoeBuiltins.scala
@@ -0,0 +1,63 @@
+package org.moe.runtime
+
+class MoeBuiltins (private val runtime: MoeRuntime) {
+
+  /**
+   * setup class Class 
+   */
+
+  val classClass = runtime.getCoreClassFor("Class").getOrElse(throw new MoeErrors.MoeStartupError("Could not find class Class"))
+
+  // constructor
+  classClass.addMethod(
+    new MoeMethod(
+      "new",
+      { (invocant, _) => invocant.asInstanceOf[MoeClass].newInstance }
+    )
+  )
+
+  /**
+   * setup class Int
+   */
+
+  val intClass = runtime.getCoreClassFor("Int").getOrElse(throw new MoeErrors.MoeStartupError("Could not find class Int"))
+
+  // arithmetic
+
+  intClass.addMethod(
+    new MoeMethod(
+      "+",
+      { (lhs, args) =>
+        val rhs = args(0)
+        val i = lhs.asInstanceOf[MoeIntObject]
+        rhs match {
+          case rhs_i: MoeIntObject => runtime.NativeObjects.getInt(i.getNativeValue + rhs_i.getNativeValue)
+          case rhs_n: MoeFloatObject => runtime.NativeObjects.getFloat(i.getNativeValue.toDouble + rhs_n.getNativeValue)
+          case _ => throw new MoeErrors.UnexpectedType(rhs.toString)
+        }
+      }
+    )
+  )
+
+  /**
+   * setup class Num
+   */
+
+  val numClass = runtime.getCoreClassFor("Num").getOrElse(throw new MoeErrors.MoeStartupError("Could not find class Num"))
+
+  numClass.addMethod(
+    new MoeMethod(
+      "+",
+      { (lhs, args) =>
+        val rhs = args(0)
+        val n = lhs.asInstanceOf[MoeFloatObject]
+        rhs match {
+          case rhs_n: MoeFloatObject => runtime.NativeObjects.getFloat(n.getNativeValue + rhs_n.getNativeValue)
+          case rhs_i: MoeIntObject => runtime.NativeObjects.getFloat(n.getNativeValue + rhs_i.getNativeValue.toDouble)
+          case _ => throw new MoeErrors.UnexpectedType(rhs.toString)
+        }
+      }
+    )
+  )
+
+}