Replace throw 0 with real exceptions or assertions.

2020-09-09 17:19:23 -07:00
parent e337992410
commit 9769b3e396
6 changed files with 46 additions and 22 deletions
--- a/code/compiler/13/parse_driver.hpp
+++ b/code/compiler/13/parse_driver.hpp
@@ -26,9 +26,9 @@ struct parse_driver {
    parse_driver(const std::string& file)
        : file_name(file), file_offset(0) {}

-    void run_parse() {
+    bool run_parse() {
        file_stream.open(file_name);
-        if(!file_stream.good()) throw 0;
+        if(!file_stream.good()) return false;
        line_offsets.push_back(0);
        yyscan_t scanner;
        scanner_init(this, &scanner);
@@ -36,6 +36,7 @@ struct parse_driver {
        parser();
        scanner_destroy(&scanner);
        read_file = string_stream.str();
+        return true;
    }

    int get() {