4coder_keymap_repro.cpp

#include "4coder_default_include.cpp"

enum keymaps {
    keymap_works = 0,
    keymap_doesnt = 1,
};

CUSTOM_COMMAND_SIG(repro_unreachable) {
    Query_Bar qb = {0};
    qb.prompt = make_lit_string("/u/teryor ");
    qb.string = make_lit_string("is an idiot");

    start_query_bar(app, &qb, 0);

    User_Input in = get_user_input(app, EventOnAnyKey, EventOnEsc);
}

CUSTOM_COMMAND_SIG(repro_set_map_fail) {
    View_Summary view = get_active_view(app, AccessAll);
    Buffer_Summary buffer = get_buffer(app, view.buffer_id, AccessAll);

    // This should _NOT_ crash, as it fails silently
    Assert(buffer_set_setting(app, &buffer, BufferSetting_MapID, keymap_doesnt));

    int32_t mapid;
    buffer_get_setting(app, &buffer, BufferSetting_MapID, &mapid);

    // This _should_ crash
    Assert(mapid == keymap_doesnt);
    // Feel free to comment this out to verify that keymap_doesnt has indeed
    // not been set, and that no commands can be run anymore.
}

START_HOOK_SIG(repro_start) {
    Buffer_Summary buffer = get_buffer_by_name(app, literal("*scratch*"), AccessAll);
    buffer_set_setting(app, &buffer, BufferSetting_MapID, keymap_works);
    return 0;
}

extern "C" int32_t
get_bindings(void *data, int32_t size){
    Bind_Helper context_ = begin_bind_helper(data, size);
    Bind_Helper *context = &context_;

    set_start_hook(context, repro_start);

    begin_map(context, keymap_works);
    bind(context, ' ', MDFR_NONE, repro_set_map_fail);
    end_map(context);

    // Keys can be bound to other maps without problem:
    begin_map(context, keymap_doesnt);
    bind(context, ' ', MDFR_NONE, repro_unreachable);
    end_map(context);

    int32_t result = end_bind_helper(context);
    return(result);
}