Squash merge feature/scanner_v2 into main

test_scanner.c

@@ -1,9 +1,10 @@
 #include <assert.h>
 #include <criterion/criterion.h>
+#include <stdio.h>
 #include "cig.h"
 
 Test(scanner, looks_like_float) {
-	const char *buffer =
+	char const *buffer =
 		"1.0 true\n"
 		"12.34 true\n"
 		"0.5 true\n"
@@ -22,7 +23,7 @@ Test(scanner, looks_like_float) {
 		scanner_t scanner = make_scanner("test", buffer, allocator);
 		while (!scan_eof(&scanner)) {
 			bool does_look_like_float = looks_like_float(&scanner);
-			bool does_look_like_int = looks_like_float(&scanner);
+			bool does_look_like_int = looks_like_int(&scanner);
 			while (*scanner.cur++ != ' ');
 			bool expect;
 			if (scan_literal(&scanner, "true")) {
@@ -41,3 +42,34 @@ Test(scanner, looks_like_float) {
 	}
 
 }
+
+Test(scanner, print_errors) {
+	char const *buffer =
+		"1.0 true\n"
+		"12.34 true\n"
+		"0.5 true\n"
+		"9.99 true\n"
+		"+1.2 true\n"
+		"-3.14 true\n"
+		"1 false\n"
+		"42 false\n"
+		"+7 false\n"
+		"1. false\n"
+		".5 false\n"
+		"+. false\n"
+		"abc false\n"
+		"+x false\n";
+	FILE *f = tmpfile();
+	with_borrow(allocator) {
+		scanner_t scanner = make_scanner(__FILE__, buffer, allocator);
+		scan_result_t res1 = scan_error(&scanner, "ignore this\n");
+		scan_result_t res2 = scan_error(&scanner, "and this\n");
+		scan_result_t res3 = scan_value(.i64=10);
+		scan_result_t res4 = scan_value(.string_literal="foobar");
+
+		cr_assert(scanner_print_errors(f, res1, res2));
+		cr_assert(scanner_print_errors(f, res1, res2, res3, res4));
+		cr_assert(!scanner_print_errors(f, res3, res4));
+	}
+
+}