Remove some dead code and enable a test

src/event.cpp

@@ -182,17 +182,6 @@ wcstring event_get_desc(const parser_t &parser, const event_t &evt) {
     }
 }
 
-#if 0
-static void show_all_handlers(void) {
-    std::fwprintf(stdout, L"event handlers:\n");
-    for (const auto& event : events) {
-        auto foo = event;
-        wcstring tmp = event_get_desc(foo);
-        std::fwprintf(stdout, L"    handler now %ls\n", tmp.c_str());
-    }
-}
-#endif
-
 void event_add_handler(std::shared_ptr<event_handler_t> eh) {
     if (eh->desc.type == event_type_t::signal) {
         signal_handle(eh->desc.param1.signal);

src/fish_tests.cpp

@@ -1209,12 +1209,11 @@ static void test_parser() {
     auto parser = parser_t::principal_parser().shared();
     say(L"Testing recursion detection");
     parser->eval(L"function recursive ; recursive ; end ; recursive; ", io_chain_t());
-#if 0
-    // This is disabled since it produces a long backtrace. We should find a way to either visually
-    // compress the backtrace, or disable error spewing.
-    parser->.eval(L"function recursive1 ; recursive2 ; end ; "
-            L"function recursive2 ; recursive1 ; end ; recursive1; ", io_chain_t());
-#endif
+
+    parser->eval(
+        L"function recursive1 ; recursive2 ; end ; "
+        L"function recursive2 ; recursive1 ; end ; recursive1; ",
+        io_chain_t());
 
     say(L"Testing empty function name");
     parser->eval(L"function '' ; echo fail; exit 42 ; end ; ''", io_chain_t());

src/output.cpp

@@ -521,13 +521,6 @@ rgb_color_t parse_color(const env_var_t &var, bool is_background) {
     result.set_italics(is_italics);
     result.set_dim(is_dim);
     result.set_reverse(is_reverse);
-
-#if 0
-    wcstring desc = result.description();
-    std::fwprintf(stdout, L"Parsed %ls from %ls (%s)\n", desc.c_str(), val.c_str(),
-             is_background ? "background" : "foreground");
-#endif
-
     return result;
 }
 

src/parser.cpp

@@ -221,26 +221,6 @@ const wchar_t *parser_t::get_block_desc(block_type_t block) {
     return _(UNKNOWN_BLOCK);
 }
 
-#if 0
-// TODO: Lint says this isn't used (which is true). Should this be removed?
-wcstring parser_t::block_stack_description() const {
-    wcstring result;
-    size_t idx = this->block_count();
-    size_t spaces = 0;
-    while (idx--) {
-        if (spaces > 0) {
-            result.push_back(L'\n');
-        }
-        for (size_t j = 0; j < spaces; j++) {
-            result.push_back(L' ');
-        }
-        result.append(this->block_at_index(idx)->description());
-        spaces++;
-    }
-    return result;
-}
-#endif
-
 const block_t *parser_t::block_at_index(size_t idx) const {
     return idx < block_list.size() ? &block_list[idx] : nullptr;
 }

src/wgetopt.cpp

@@ -456,12 +456,3 @@ int wgetopter_t::wgetopt_long(int argc, wchar_t **argv, const wchar_t *options,
                               const struct woption *long_options, int *opt_index) {
     return _wgetopt_internal(argc, argv, options, long_options, opt_index, 0);
 }
-
-#if 0
-// This function should never be used by fish. We keep the signature just in case we find a
-// need to use it in the future.
-int wgetopter_t::wgetopt_long_only(int argc, wchar_t **argv, const wchar_t *options,
-                                   const struct woption *long_options, int *opt_index) {
-    return _wgetopt_internal(argc, argv, options, long_options, opt_index, 1);
-}
-#endif

src/wutil.cpp

@@ -602,16 +602,6 @@ int fish_iswalnum(wint_t wc) {
     return iswalnum(wc);
 }
 
-#if 0
-/// We need this because there are too many implementations that don't return the proper answer for
-/// some code points. See issue #3050.
-int fish_iswalpha(wint_t wc) {
-    if (fish_reserved_codepoint(wc)) return 0;
-    if (fish_is_pua(wc)) return 0;
-    return iswalpha(wc);
-}
-#endif
-
 /// We need this because there are too many implementations that don't return the proper answer for
 /// some code points. See issue #3050.
 int fish_iswgraph(wint_t wc) {

src/wutil.h

@@ -134,11 +134,9 @@ inline ssize_t wwrite_to_fd(const wcstring &s, int fd) {
 // We need this because there are too many implementations that don't return the proper answer for
 // some code points. See issue #3050.
 #ifndef FISH_NO_ISW_WRAPPERS
-#define iswalpha fish_iswalpha
 #define iswalnum fish_iswalnum
 #define iswgraph fish_iswgraph
 #endif
-int fish_iswalpha(wint_t wc);
 int fish_iswalnum(wint_t wc);
 int fish_iswgraph(wint_t wc);