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4coder
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4coder/custom/4coder_search.cpp

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/*
4coder_search.cpp - Commands that search accross buffers including word complete,
and list all locations.
*/
// TOP
global String_Const_u8 search_name = string_u8_litexpr("*search*");
internal void
print_string_match_list_to_buffer(Application_Links *app, Buffer_ID out_buffer_id, String_Match_List matches){
Scratch_Block scratch(app);
clear_buffer(app, out_buffer_id);
Buffer_Insertion out = begin_buffer_insertion_at_buffered(app, out_buffer_id, 0, scratch, KB(64));
buffer_set_setting(app, out_buffer_id, BufferSetting_ReadOnly, true);
buffer_set_setting(app, out_buffer_id, BufferSetting_RecordsHistory, false);
Temp_Memory buffer_name_restore_point = begin_temp(scratch);
String_Const_u8 current_file_name = {};
Buffer_ID current_buffer = 0;
if (matches.first != 0){
for (String_Match *node = matches.first;
node != 0;
node = node->next){
if (node->buffer != out_buffer_id){
if (current_buffer != 0 && current_buffer != node->buffer){
insertc(&out, '\n');
}
if (current_buffer != node->buffer){
end_temp(buffer_name_restore_point);
current_buffer = node->buffer;
current_file_name = push_buffer_file_name(app, scratch, current_buffer);
if (current_file_name.size == 0){
current_file_name = push_buffer_unique_name(app, scratch, current_buffer);
}
}
Buffer_Cursor cursor = buffer_compute_cursor(app, current_buffer, seek_pos(node->range.first));
Temp_Memory line_temp = begin_temp(scratch);
String_Const_u8 full_line_str = push_buffer_line(app, scratch, current_buffer, cursor.line);
String_Const_u8 line_str = string_skip_chop_whitespace(full_line_str);
insertf(&out, "%.*s:%d:%d: %.*s\n",
string_expand(current_file_name), cursor.line, cursor.col,
string_expand(line_str));
end_temp(line_temp);
}
}
}
else{
insertf(&out, "no matches");
}
end_buffer_insertion(&out);
}
internal void
print_all_matches_all_buffers(Application_Links *app, String_Const_u8_Array match_patterns, String_Match_Flag must_have_flags, String_Match_Flag must_not_have_flags, Buffer_ID out_buffer_id){
Scratch_Block scratch(app);
String_Match_List matches = find_all_matches_all_buffers(app, scratch, match_patterns, must_have_flags, must_not_have_flags);
string_match_list_filter_remove_buffer(&matches, out_buffer_id);
string_match_list_filter_remove_buffer_predicate(app, &matches, buffer_has_name_with_star);
print_string_match_list_to_buffer(app, out_buffer_id, matches);
}
internal void
print_all_matches_all_buffers(Application_Links *app, String_Const_u8 pattern, String_Match_Flag must_have_flags, String_Match_Flag must_not_have_flags, Buffer_ID out_buffer_id){
String_Const_u8_Array array = {&pattern, 1};
print_all_matches_all_buffers(app, array, must_have_flags, must_not_have_flags, out_buffer_id);
}
internal void
print_all_matches_all_buffers_to_search(Application_Links *app, String_Const_u8_Array match_patterns, String_Match_Flag must_have_flags, String_Match_Flag must_not_have_flags, View_ID default_target_view){
Buffer_ID search_buffer = create_or_switch_to_buffer_and_clear_by_name(app, search_name, default_target_view);
print_all_matches_all_buffers(app, match_patterns, must_have_flags, must_not_have_flags, search_buffer);
}
internal void
print_all_matches_all_buffers_to_search(Application_Links *app, String_Const_u8 pattern, String_Match_Flag must_have_flags, String_Match_Flag must_not_have_flags, View_ID default_target_view){
String_Const_u8_Array array = {&pattern, 1};
print_all_matches_all_buffers_to_search(app, array, must_have_flags, must_not_have_flags, default_target_view);
}
internal String_Const_u8
query_user_list_needle(Application_Links *app, Arena *arena){
u8 *space = push_array(arena, u8, KB(1));
return(get_query_string(app, "List Locations For: ", space, KB(1)));
}
internal String_Const_u8_Array
user_list_definition_array(Application_Links *app, Arena *arena, String_Const_u8 base_needle){
String_Const_u8_Array result = {};
if (base_needle.size > 0){
result.count = 12;
result.vals = push_array(arena, String_Const_u8, result.count);
i32 i = 0;
result.vals[i++] = (push_u8_stringf(arena, "struct %.*s{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "struct %.*s\n{", string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "struct %.*s\r\n{", string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "struct %.*s {" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "union %.*s{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "union %.*s\n{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "union %.*s\r\n{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "union %.*s {" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "enum %.*s{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "enum %.*s\n{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "enum %.*s\r\n{" , string_expand(base_needle)));
result.vals[i++] = (push_u8_stringf(arena, "enum %.*s {" , string_expand(base_needle)));
Assert(i == result.count);
}
return(result);
}
internal String_Const_u8_Array
query_user_list_definition_needle(Application_Links *app, Arena *arena){
u8 *space = push_array(arena, u8, KB(1));
String_Const_u8 base_needle = get_query_string(app, "List Definitions For: ", space, KB(1));
return(user_list_definition_array(app, arena, base_needle));
}
internal void
list_all_locations__generic(Application_Links *app, String_Const_u8_Array needle, List_All_Locations_Flag flags){
if (needle.count > 0){
View_ID target_view = get_next_view_after_active(app, Access_Always);
String_Match_Flag must_have_flags = 0;
String_Match_Flag must_not_have_flags = 0;
if (HasFlag(flags, ListAllLocationsFlag_CaseSensitive)){
AddFlag(must_have_flags, StringMatch_CaseSensitive);
}
if (!HasFlag(flags, ListAllLocationsFlag_MatchSubstring)){
AddFlag(must_not_have_flags, StringMatch_LeftSideSloppy);
AddFlag(must_not_have_flags, StringMatch_RightSideSloppy);
}
print_all_matches_all_buffers_to_search(app, needle, must_have_flags, must_not_have_flags, target_view);
}
}
internal void
list_all_locations__generic(Application_Links *app, String_Const_u8 needle, List_All_Locations_Flag flags){
String_Const_u8_Array array = {&needle, 1};
list_all_locations__generic(app, array, flags);
}
internal void
list_all_locations__generic_query(Application_Links *app, List_All_Locations_Flag flags){
Scratch_Block scratch(app);
String_Const_u8 needle = query_user_list_needle(app, scratch);
list_all_locations__generic(app, needle, flags);
}
internal void
list_all_locations__generic_identifier(Application_Links *app, List_All_Locations_Flag flags){
Scratch_Block scratch(app);
String_Const_u8 needle = push_token_or_word_under_active_cursor(app, scratch);
list_all_locations__generic(app, needle, flags);
}
internal void
list_all_locations__generic_view_range(Application_Links *app, List_All_Locations_Flag flags){
Scratch_Block scratch(app);
String_Const_u8 needle = push_view_range_string(app, scratch);
list_all_locations__generic(app, needle, flags);
}
CUSTOM_COMMAND_SIG(list_all_locations)
CUSTOM_DOC("Queries the user for a string and lists all exact case-sensitive matches found in all open buffers.")
{
list_all_locations__generic_query(app, ListAllLocationsFlag_CaseSensitive);
}
CUSTOM_COMMAND_SIG(list_all_substring_locations)
CUSTOM_DOC("Queries the user for a string and lists all case-sensitive substring matches found in all open buffers.")
{
list_all_locations__generic_query(app, ListAllLocationsFlag_CaseSensitive|ListAllLocationsFlag_MatchSubstring);
}
CUSTOM_COMMAND_SIG(list_all_locations_case_insensitive)
CUSTOM_DOC("Queries the user for a string and lists all exact case-insensitive matches found in all open buffers.")
{
list_all_locations__generic_query(app, 0);
}
CUSTOM_COMMAND_SIG(list_all_substring_locations_case_insensitive)
CUSTOM_DOC("Queries the user for a string and lists all case-insensitive substring matches found in all open buffers.")
{
list_all_locations__generic_query(app, ListAllLocationsFlag_MatchSubstring);
}
CUSTOM_COMMAND_SIG(list_all_locations_of_identifier)
CUSTOM_DOC("Reads a token or word under the cursor and lists all exact case-sensitive mathces in all open buffers.")
{
list_all_locations__generic_identifier(app, ListAllLocationsFlag_CaseSensitive);
}
CUSTOM_COMMAND_SIG(list_all_locations_of_identifier_case_insensitive)
CUSTOM_DOC("Reads a token or word under the cursor and lists all exact case-insensitive mathces in all open buffers.")
{
list_all_locations__generic_identifier(app, ListAllLocationsFlag_CaseSensitive|ListAllLocationsFlag_MatchSubstring);
}
CUSTOM_COMMAND_SIG(list_all_locations_of_selection)
CUSTOM_DOC("Reads the string in the selected range and lists all exact case-sensitive mathces in all open buffers.")
{
list_all_locations__generic_view_range(app, ListAllLocationsFlag_CaseSensitive);
}
CUSTOM_COMMAND_SIG(list_all_locations_of_selection_case_insensitive)
CUSTOM_DOC("Reads the string in the selected range and lists all exact case-insensitive mathces in all open buffers.")
{
list_all_locations__generic_view_range(app, 0);
}
CUSTOM_COMMAND_SIG(list_all_locations_of_type_definition)
CUSTOM_DOC("Queries user for string, lists all locations of strings that appear to define a type whose name matches the input string.")
{
Scratch_Block scratch(app);
String_Const_u8_Array array = query_user_list_definition_needle(app, scratch);
list_all_locations__generic(app, array, ListAllLocationsFlag_CaseSensitive|ListAllLocationsFlag_MatchSubstring);
}
CUSTOM_COMMAND_SIG(list_all_locations_of_type_definition_of_identifier)
CUSTOM_DOC("Reads a token or word under the cursor and lists all locations of strings that appear to define a type whose name matches it.")
{
Scratch_Block scratch(app);
String_Const_u8 base_needle = push_token_or_word_under_active_cursor(app, scratch);
String_Const_u8_Array array = user_list_definition_array(app, scratch, base_needle);
list_all_locations__generic(app, array, ListAllLocationsFlag_CaseSensitive|ListAllLocationsFlag_MatchSubstring);
}
internal Range_i64
get_word_complete_needle_range(Application_Links *app, Buffer_ID buffer, i64 pos){
Range_i64 needle_range = {};
needle_range.max = pos;
needle_range.min = scan(app, boundary_alpha_numeric_underscore_utf8, buffer, Scan_Backward, pos);
i64 e = scan(app, boundary_alpha_numeric_underscore_utf8, buffer, Scan_Forward, needle_range.min);
if (pos > e){
needle_range = Ii64(pos);
}
return(needle_range);
}
internal void
string_match_list_enclose_all(Application_Links *app, String_Match_List list,
Enclose_Function *enclose){
for (String_Match *node = list.first;
node != 0;
node = node->next){
node->range = enclose(app, node->buffer, node->range);
}
}
global String_Match_Flag complete_must = (StringMatch_CaseSensitive|
StringMatch_RightSideSloppy);
global String_Match_Flag complete_must_not = StringMatch_LeftSideSloppy;
internal String_Match_List
get_complete_list_raw(Application_Links *app, Arena *arena, Buffer_ID buffer,
Range_i64 needle_range, String_Const_u8 needle){
local_persist Character_Predicate *pred =
&character_predicate_alpha_numeric_underscore_utf8;
String_Match_List result = {};
i64 size = buffer_get_size(app, buffer);
if (range_size(needle_range) > 0){
String_Match_List up = buffer_find_all_matches(app, arena, buffer, 0,
Ii64(0, needle_range.min),
needle, pred, Scan_Backward);
String_Match_List down = buffer_find_all_matches(app, arena, buffer, 0,
Ii64(needle_range.max, size),
needle, pred, Scan_Forward);
string_match_list_filter_flags(&up, complete_must, complete_must_not);
string_match_list_filter_flags(&down, complete_must, complete_must_not);
result = string_match_list_merge_nearest(&up, &down, needle_range);
}
else{
result = buffer_find_all_matches(app, arena, buffer, 0,
Ii64(0, size), needle, pred, Scan_Forward);
string_match_list_filter_flags(&result, complete_must, complete_must_not);
}
string_match_list_enclose_all(app, result,
right_enclose_alpha_numeric_underscore_utf8);
return(result);
}
function void
word_complete_list_extend_from_raw(Application_Links *app, Arena *arena, String_Match_List *matches, List_String_Const_u8 *list, Table_Data_u64 *used_table){
ProfileScope(app, "word complete list extend from raw");
Scratch_Block scratch(app);
for (String_Match *node = matches->first;
node != 0;
node = node->next){
String_Const_u8 s = push_buffer_range(app, scratch, node->buffer, node->range);
Data data = make_data(s.str, s.size);
Table_Lookup lookup = table_lookup(used_table, data);
if (!lookup.found_match){
data = push_data_copy(arena, data);
table_insert(used_table, data, 1);
string_list_push(arena, list, SCu8(data.data, data.size));
}
}
}
function void
word_complete_iter_init(Buffer_ID buffer, Range_i64 range, Word_Complete_Iterator *iter){
if (iter->app != 0 && iter->arena != 0){
Base_Allocator *allocator = get_base_allocator_system();
Application_Links *app = iter->app;
Arena *arena = iter->arena;
if (iter->already_used_table.allocator != 0){
end_temp(iter->arena_restore);
table_clear(&iter->already_used_table);
}
block_zero_struct(iter);
iter->app = app;
iter->arena = arena;
Scratch_Block scratch(app);
String_Const_u8 needle = push_buffer_range(app, arena, buffer, range);
String_Match_List list = get_complete_list_raw(app, scratch, buffer, range, needle);
iter->arena_restore = begin_temp(arena);
iter->first_buffer = buffer;
iter->current_buffer = buffer;
iter->needle = needle;
iter->already_used_table = make_table_Data_u64(allocator, 100);
word_complete_list_extend_from_raw(app, arena, &list, &iter->list, &iter->already_used_table);
}
}
function void
word_complete_iter_next(Word_Complete_Iterator *it){
for (;;){
if (it->node == 0){
it->node = it->list.first;
}
else{
it->node = it->node->next;
}
if (it->node != 0){
break;
}
Application_Links *app = it->app;
Buffer_ID next = get_buffer_next_looped(app, it->current_buffer, Access_Read);
if (next == it->first_buffer){
break;
}
it->node = it->list.last;
it->current_buffer = next;
Scratch_Block scratch(app);
String_Match_List list = get_complete_list_raw(app, scratch,
next, Ii64(), it->needle);
word_complete_list_extend_from_raw(app, it->arena, &list,
&it->list, &it->already_used_table);
}
}
function String_Const_u8
word_complete_iter_read(Word_Complete_Iterator *it){
String_Const_u8 result = {};
if (it->node == 0){
result = it->needle;
}
else{
result = it->node->string;
}
return(result);
}
function b32
word_complete_iter_is_at_base_slot(Word_Complete_Iterator *it){
return(it->node == 0);
}
function Word_Complete_Iterator*
word_complete_get_shared_iter(Application_Links *app){
local_persist Arena *completion_arena = {};
local_persist Word_Complete_Iterator it = {};
if (completion_arena == 0){
completion_arena = reserve_arena(app);
}
it.app = app;
it.arena = completion_arena;
return(&it);
}
CUSTOM_COMMAND_SIG(word_complete)
CUSTOM_DOC("Iteratively tries completing the word to the left of the cursor with other words in open buffers that have the same prefix string.")
{
ProfileScope(app, "word complete");
View_ID view = get_active_view(app, Access_ReadWriteVisible);
Buffer_ID buffer = view_get_buffer(app, view, Access_ReadWriteVisible);
if (buffer != 0){
Managed_Scope scope = view_get_managed_scope(app, view);
b32 first_completion = false;
Rewrite_Type *rewrite = scope_attachment(app, scope, view_rewrite_loc, Rewrite_Type);
if (*rewrite != Rewrite_WordComplete){
first_completion = true;
}
Rewrite_Type *next_rewrite = scope_attachment(app, scope, view_next_rewrite_loc, Rewrite_Type);
*next_rewrite = Rewrite_WordComplete;
Word_Complete_Iterator *it = word_complete_get_shared_iter(app);
local_persist b32 initialized = false;
local_persist Range_i64 range = {};
if (first_completion || !initialized){
ProfileBlock(app, "word complete state init");
initialized = false;
i64 pos = view_get_cursor_pos(app, view);
Range_i64 needle_range = get_word_complete_needle_range(app, buffer, pos);
if (range_size(needle_range) > 0){
initialized = true;
range = needle_range;
word_complete_iter_init(buffer, needle_range, it);
}
}
if (initialized){
ProfileBlock(app, "word complete apply");
word_complete_iter_next(it);
String_Const_u8 str = word_complete_iter_read(it);
buffer_replace_range(app, buffer, range, str);
range.max = range.min + str.size;
view_set_cursor_and_preferred_x(app, view, seek_pos(range.max));
}
}
}
function Word_Complete_Menu
make_word_complete_menu(Render_Caller_Function *prev_render_caller, Word_Complete_Iterator *it){
Word_Complete_Menu menu = {};
menu.prev_render_caller = prev_render_caller;
menu.it = it;
return(menu);
}
function void
word_complete_menu_next(Word_Complete_Menu *menu){
i32 count = 0;
for (i32 i = 0; i < ArrayCount(menu->options); i += 1){
word_complete_iter_next(menu->it);
if (word_complete_iter_is_at_base_slot(menu->it)){
break;
}
else{
menu->options[i] = word_complete_iter_read(menu->it);
count += 1;
}
}
menu->count = count;
}
function void
word_complete_menu_render(Application_Links *app, Frame_Info frame_info, View_ID view){
Managed_Scope scope = view_get_managed_scope(app, view);
Word_Complete_Menu **menu_ptr = scope_attachment(app, scope, view_word_complete_menu, Word_Complete_Menu*);
Word_Complete_Menu *menu = *menu_ptr;
if (menu != 0){
menu->prev_render_caller(app, frame_info, view);
Buffer_ID buffer = view_get_buffer(app, view, Access_Always);
Face_ID face = get_face_id(app, buffer);
Scratch_Block scratch(app);
Fancy_Block block = {};
for (i32 i = 0; i < menu->count; i += 1){
if (menu->options[i].size > 0){
Fancy_Line *line = push_fancy_line(scratch, &block, face);
push_fancy_stringf(scratch, line, fcolor_id(defcolor_pop1), "F%d:", i + 1);
push_fancy_string(scratch, line, fcolor_id(defcolor_text_default), menu->options[i]);
}
}
Rect_f32 region = view_get_buffer_region(app, view);
Buffer_Scroll scroll = view_get_buffer_scroll(app, view);
Buffer_Point buffer_point = scroll.position;
i64 pos = view_get_cursor_pos(app, view);
Vec2_f32 cursor_p = view_relative_xy_of_pos(app, view, buffer_point.line_number, pos);
cursor_p -= buffer_point.pixel_shift;
cursor_p += region.p0;
Face_Metrics metrics = get_face_metrics(app, face);
f32 x_padding = metrics.normal_advance;
f32 x_half_padding = x_padding*0.5f;
draw_drop_down(app, face, &block, cursor_p, region, x_padding, x_half_padding,
fcolor_id(defcolor_margin_hover), fcolor_id(defcolor_back));
}
}
function Edit
get_word_complete_from_user_drop_down(Application_Links *app){
View_ID view = get_this_ctx_view(app, Access_Always);
View_Context ctx = view_current_context(app, view);
Render_Caller_Function *prev_render_caller = ctx.render_caller;
Edit result = {};
Word_Complete_Iterator *it = word_complete_get_shared_iter(app);
i64 pos = view_get_cursor_pos(app, view);
Buffer_ID buffer = view_get_buffer(app, view, Access_ReadWriteVisible);
Range_i64 range = get_word_complete_needle_range(app, buffer, pos);
if (range_size(range) != 0){
word_complete_iter_init(buffer, range, it);
Word_Complete_Menu menu = make_word_complete_menu(prev_render_caller, it);
word_complete_menu_next(&menu);
ctx.render_caller = word_complete_menu_render;
View_Context_Block ctx_block(app, view, &ctx);
Managed_Scope scope = view_get_managed_scope(app, view);
Word_Complete_Menu **menu_ptr = scope_attachment(app, scope, view_word_complete_menu, Word_Complete_Menu*);
*menu_ptr = &menu;
b32 keep_looping_menu = true;
for (;keep_looping_menu;){
User_Input in = get_next_input(app, EventPropertyGroup_Any,
EventProperty_Escape);
if (in.abort){
break;
}
b32 handled = true;
switch (in.event.kind){
case InputEventKind_TextInsert:
{
write_text_input(app);
pos = view_get_cursor_pos(app, view);
range = get_word_complete_needle_range(app, buffer, pos);
if (range_size(range) == 0){
keep_looping_menu = false;
}
else{
word_complete_iter_init(buffer, range, it);
menu = make_word_complete_menu(prev_render_caller, it);
word_complete_menu_next(&menu);
if (menu.count == 0){
keep_looping_menu = false;
}
}
}break;
case InputEventKind_KeyStroke:
{
switch (in.event.key.code){
case KeyCode_Return:
{
result.text = menu.options[0];
result.range = range;
keep_looping_menu = false;
}break;
case KeyCode_Tab:
{
word_complete_menu_next(&menu);
}break;
case KeyCode_F1:
case KeyCode_F2:
case KeyCode_F3:
case KeyCode_F4:
case KeyCode_F5:
case KeyCode_F6:
case KeyCode_F7:
case KeyCode_F8:
{
i32 index = (in.event.key.code - KeyCode_F1);
result.text = menu.options[index];
result.range = range;
keep_looping_menu = false;
}break;
case KeyCode_Backspace:
{
backspace_char(app);
pos = view_get_cursor_pos(app, view);
range = get_word_complete_needle_range(app, buffer, pos);
if (range_size(range) == 0){
keep_looping_menu = false;
}
else{
word_complete_iter_init(buffer, range, it);
menu = make_word_complete_menu(prev_render_caller, it);
word_complete_menu_next(&menu);
if (menu.count == 0){
keep_looping_menu = false;
}
}
}break;
default:
{
leave_current_input_unhandled(app);
}break;
}
}break;
case InputEventKind_MouseButton:
{
leave_current_input_unhandled(app);
keep_looping_menu = false;
}break;
default:
{
handled = false;
}break;
}
if (!handled){
leave_current_input_unhandled(app);
}
}
scope = view_get_managed_scope(app, view);
menu_ptr = scope_attachment(app, scope, view_word_complete_menu, Word_Complete_Menu*);
*menu_ptr = 0;
}
return(result);
}
CUSTOM_COMMAND_SIG(word_complete_drop_down)
CUSTOM_DOC("Word complete with drop down menu.")
{
View_ID view = get_active_view(app, Access_ReadWriteVisible);
Buffer_ID buffer = view_get_buffer(app, view, Access_ReadWriteVisible);
if (buffer != 0){
Edit edit = get_word_complete_from_user_drop_down(app);
if (edit.text.size > 0){
buffer_replace_range(app, buffer, edit.range, edit.text);
view_set_cursor_and_preferred_x(app, view, seek_pos(edit.range.min + edit.text.size));
}
}
}
// BOTTOM
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