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feat: only use partial tree-sitter reparsing if parsing take more than 5ms

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CJ van den Berg 2024-10-12 00:52:04 +02:00
parent e9a7d681f2
commit efc5546488
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 9 additions and 0 deletions
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9
src/tui/editor.zig
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@ -36,6 +36,8 @@ const scroll_step_small = 3;
const scroll_cursor_min_border_distance = 5;
const double_click_time_ms = 350;
const syntax_refresh_update_time = 5; // ms
pub const max_matches = if (builtin.mode == std.builtin.OptimizeMode.Debug) 10_000 else 100_000;
pub const max_match_lines = 15;
pub const max_match_batch = if (builtin.mode == std.builtin.OptimizeMode.Debug) 100 else 1000;
@ -248,6 +250,7 @@ pub const Editor = struct {
syntax: ?*syntax = null,
syntax_refresh_full: bool = false,
syntax_token: usize = 0,
syntax_refresh_update: bool = false,
style_cache: ?StyleCache = null,
style_cache_theme: []const u8 = "",
@ -3062,12 +3065,18 @@ pub const Editor = struct {
if (self.syntax_token == token)
return;
if (self.syntax) |syn| {
if (!self.syntax_refresh_update)
self.syntax_refresh_full = true;
if (self.syntax_refresh_full) {
const start_time = std.time.milliTimestamp();
var content = std.ArrayList(u8).init(self.allocator);
defer content.deinit();
try root.store(content.writer(), eol_mode);
try syn.refresh_full(content.items);
self.syntax_refresh_full = false;
const end_time = std.time.milliTimestamp();
if (end_time - start_time > syntax_refresh_update_time)
self.syntax_refresh_update = true;
} else {
try syn.refresh_from_buffer(root, self.metrics);
}