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refactor: merge repl_buffer_state, repl_cursor_pos into one mutex (#9031)

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# Description
Merge `repl_buffer_state`, `repl_cursor_pos` into one mutex.

# User-Facing Changes

# Tests + Formatting

# After Submitting
This commit is contained in:
Steven Xu
2023-06-11 08:38:11 +10:00
committed by GitHub
parent 374df9d69f
commit be53ecbbaa
4 changed files with 44 additions and 68 deletions
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45
crates/nu-cli/src/repl.rs
View File

@ -475,30 +475,19 @@ pub fn evaluate_repl(
// hook
if let Some(hook) = config.hooks.pre_execution.clone() {
// Set the REPL buffer to the current command for the "pre_execution" hook
let mut repl_buffer = engine_state
.repl_buffer_state
.lock()
.expect("repl buffer state mutex");
*repl_buffer = s.to_string();
drop(repl_buffer);
let mut repl = engine_state.repl_state.lock().expect("repl state mutex");
repl.buffer = s.to_string();
drop(repl);
if let Err(err) = eval_hook(engine_state, stack, None, vec![], &hook) {
report_error_new(engine_state, &err);
}
}
let mut repl_cursor = engine_state
.repl_cursor_pos
.lock()
.expect("repl cursor pos mutex");
*repl_cursor = line_editor.current_insertion_point();
drop(repl_cursor);
let mut repl_buffer = engine_state
.repl_buffer_state
.lock()
.expect("repl buffer state mutex");
*repl_buffer = line_editor.current_buffer_contents().to_string();
drop(repl_buffer);
let mut repl = engine_state.repl_state.lock().expect("repl state mutex");
repl.cursor_pos = line_editor.current_insertion_point();
repl.buffer = line_editor.current_buffer_contents().to_string();
drop(repl);
if shell_integration {
run_ansi_sequence(PRE_EXECUTE_MARKER)?;
@ -685,23 +674,15 @@ pub fn evaluate_repl(
run_ansi_sequence(RESET_APPLICATION_MODE)?;
}
let mut repl_buffer = engine_state
.repl_buffer_state
.lock()
.expect("repl buffer state mutex");
let mut repl_cursor_pos = engine_state
.repl_cursor_pos
.lock()
.expect("repl cursor pos mutex");
let mut repl = engine_state.repl_state.lock().expect("repl state mutex");
line_editor.run_edit_commands(&[
EditCommand::Clear,
EditCommand::InsertString(repl_buffer.to_string()),
EditCommand::MoveToPosition(*repl_cursor_pos),
EditCommand::InsertString(repl.buffer.to_string()),
EditCommand::MoveToPosition(repl.cursor_pos),
]);
*repl_buffer = "".to_string();
drop(repl_buffer);
*repl_cursor_pos = 0;
drop(repl_cursor_pos);
repl.buffer = "".to_string();
repl.cursor_pos = 0;
drop(repl);
}
Ok(Signal::CtrlC) => {
// `Reedline` clears the line content. New prompt is shown