Lexer partially working

source/literal.c

@@ -0,0 +1,59 @@
+#include "literal.h"
+#include "memory.h"
+#include "debug.h"
+
+#include <stdio.h>
+#include <string.h>
+
+void printLiteral(Literal literal) {
+	switch(literal.type) {
+		case LITERAL_NULL:
+			printf("null\n");
+			break;
+
+		case LITERAL_BOOLEAN:
+			printf(AS_BOOLEAN(literal) ? "true\n" : "false\n");
+			break;
+
+		case LITERAL_INTEGER:
+			printf("%d\n", AS_INTEGER(literal));
+			break;
+
+		case LITERAL_FLOAT:
+			printf("%g\n", AS_FLOAT(literal));
+			break;
+
+		case LITERAL_STRING:
+			printf("%.*s (%d)\n", STRLEN(literal), AS_STRING(literal), STRLEN(literal));
+			break;
+
+		case LITERAL_FUNCTION:
+			printf("<toy function>\n");
+			break;
+
+		default:
+			//should never bee seen
+			fprintf(stderr, "[Internal] Unrecognized literal type: %d", literal.type);
+	}
+}
+
+void freeLiteral(Literal literal) {
+	if (IS_STRING(literal)) {
+		FREE(char, AS_STRING(literal));
+		return;
+	}
+}
+
+bool _isTruthy(Literal x) {
+	return (IS_NULL(x) || (IS_BOOLEAN(x) && AS_BOOLEAN(x)) || (IS_INTEGER(x) && AS_INTEGER(x) != 0) || (IS_FLOAT(x) && AS_FLOAT(x) != 0));
+}
+
+Literal _toStringLiteral(char* cstr) {
+	return ((Literal){LITERAL_STRING, { .string.ptr = (char*)cstr, .string.length = strlen((char*)cstr) }});
+}
+
+char* copyString(char* original, int length) {
+	char* buffer = ALLOCATE(char, length + 1);
+	strncpy(buffer, original, length);
+	return buffer;
+}