eq? for many things

1 files changed, 18 insertions, 0 deletions

diff --git a/compiler.d b/compiler.d
index eccc4ce..4fb37f2 100644
--- a/compiler.d
+++ b/compiler.d
@@ -304,6 +304,20 @@ class Compiler {
         return ValueType.BOOLEAN;
     }
 
+    ValueType compileEq(Form[] args) {
+        if (args.length != 2) {
+            this.error(format("'eq?': expected [1] argument, received %d", to!int(args.length)), -1);
+            this.advance();
+            return ValueType.NIL;
+        }
+        ValueType vt1 = this.resolve(args[0], ValueType.ANY);
+        ValueType vt2 = this.resolve(args[1], ValueType.ANY);
+
+        this.func.chunk.writeOp(OpCode.OP_EQUAL, args[1].line);
+
+        return ValueType.BOOLEAN;
+    }
+
 
     //int parseVariable(Def def) {
     int parseVariable(Symbol sym) {
@@ -726,6 +740,8 @@ class Compiler {
                     return this.compileSubtract(cons.tail, ValueType.NUMBER);
                 }
                 break;
+
+            // BOOLEAN
             case "<":
                 return this.compileLess(cons.tail, ValueType.NUMBER);
                 break;
@@ -742,6 +758,8 @@ class Compiler {
                 return vt;
             case "not":
                 return this.compileNot(cons.tail);
+            case "eq?":
+                return this.compileEq(cons.tail);
 
             // STRINGS
             case "concat":