From b66702e49ab7f90a348bb2bea015fd5901c457d8 Mon Sep 17 00:00:00 2001
From: mryouse
Date: Thu, 1 Jun 2023 22:47:43 -0400
Subject: add print (no escape sequences) and REPL returns

---
 compiler.d | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'compiler.d')

diff --git a/compiler.d b/compiler.d
index 8a00547..08b916b 100644
--- a/compiler.d
+++ b/compiler.d
@@ -325,6 +325,14 @@ class Compiler {
         return ValueType.BOOLEAN;
     }
 
+    void compilePrint(Form[] args) {
+        if (args.length != 1) {
+            this.error(format("'print': expected [1] argument, received %d", to!int(args.length)), -1);
+        }
+        ValueType vt1 = this.resolve(args[0], ValueType.ANY);
+        this.func.chunk.writeOp(OpCode.OP_PRINT, args[0].line);
+    }
+
     int parseVariable(Symbol sym) {
 
         this.declareVariable(sym);
@@ -856,6 +864,10 @@ class Compiler {
             case "nil?":
                 this.compileIsNil(cons.tail);
                 break;
+            case "->string":
+                // does nothing at the moment, as primarily used for printing
+                // and everything can be printed
+                break;
 
             // LISTS
             case "append":
@@ -877,10 +889,17 @@ class Compiler {
             case "rest":
                 this.compileRest(cons.tail);
                 break;
+
+            // OTHER
+            case "print":
+                this.compilePrint(cons.tail);
+                break;
+
             default:
                 this.resolve(head);
                 this.call(cons.tail);
                 break;
+
         }
         return ValueType.NIL;
 
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