From ecc06c082036aa93f6810ec21e73610c55f5a57b Mon Sep 17 00:00:00 2001
From: Elias Fleckenstein <eliasfleckenstein@web.de>
Date: Thu, 30 Dec 2021 14:18:15 +0100
Subject: Initial commit

---
 std/bool.c | 97 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 std/bool.c

(limited to 'std/bool.c')

diff --git a/std/bool.c b/std/bool.c
new file mode 100644
index 0000000..cb4082b
--- /dev/null
+++ b/std/bool.c
@@ -0,0 +1,97 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "../src/err.h"
+#include "../api/vm.h"
+#include "../api/bool.h"
+
+static inline bool get_bool_arg(UwUVMArgs *args, size_t i)
+{
+	return uwubool_get(uwuvm_get_arg(args, i));
+}
+
+#include "../api/str.h"
+UwUVMValue uwu_if(UwUVMArgs *args)
+{
+	if (args->num != 3)
+		error("error: :bool:if requires exactly 3 arguments\n");
+
+	return uwuvm_copy_value(get_bool_arg(args, 0)
+		? uwuvm_get_arg(args, 1)
+		: uwuvm_get_arg(args, 2)
+	);
+}
+
+UwUVMValue uwu_and(UwUVMArgs *args)
+{
+	if (args->num < 1)
+		error("error: :bool:and requires at least one argument\n");
+
+	for (size_t i = 0; i < args->num; i++)
+		if (! get_bool_arg(args, i))
+			return uwubool_create(false);
+
+	return uwubool_create(true);
+}
+
+UwUVMValue uwu_or(UwUVMArgs *args)
+{
+	if (args->num < 1)
+		error("error: :bool:or requires at least one argument\n");
+
+	for (size_t i = 0; i < args->num; i++)
+		if (get_bool_arg(args, i))
+			return uwubool_create(true);
+
+	return uwubool_create(false);
+}
+
+UwUVMValue uwu_equal(UwUVMArgs *args)
+{
+	if (args->num < 2)
+		error("error: :bool:equal requires at least 2 arguments\n");
+
+	bool value = get_bool_arg(args, 0);
+
+	for (size_t i = 1; i < args->num; i++)
+		if (get_bool_arg(args, i) != value)
+			return uwubool_create(false);
+	
+	return uwubool_create(true);
+}
+
+UwUVMValue uwu_not(UwUVMArgs *args)
+{
+	if (args->num != 1)
+		error("error: :bool:not requires exactly 1 argument\n");
+
+	return uwubool_create(! get_bool_arg(args, 0));
+}
+
+UwUVMValue uwu_true(UwUVMArgs *args)
+{
+	if (args->num != 0)
+		error("error: :bool:true does not take any arguments\n");
+	
+	return uwubool_create(true);
+}
+
+UwUVMValue uwu_false(UwUVMArgs *args)
+{
+	if (args->num != 0)
+		error("error: :bool:false does not take any arguments\n");
+
+	return uwubool_create(false);
+}
+
+UwUVMValue uwu_is(UwUVMArgs *args)
+{
+	if (args->num < 1)
+		error("error: :bool:is requires at least 1 argument\n");
+
+	for (size_t i = 0; i < args->num; i++) {
+		UwUVMValue value = uwuvm_get_arg(args, i);
+		return uwubool_create(value.type != VT_NAT || value.value.nat_value.type != &uwubool_type);
+	}
+
+	return uwubool_create(true);
+}
-- 
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