removed rustyline config duplication (#2306)

* removed rustyline config duplication
set other rustyline defaults if line_editor section doesn't exist
updated keyseq_timeout to -1 if emacs mode is chosen

* change checking rustyline config to if lets

* removed some unneccessary code
This commit is contained in:
Darren Schroeder
2020-08-05 16:34:28 -05:00
committed by GitHub
parent 8232c6f185
commit 3122525b96
2 changed files with 110 additions and 44 deletions

View File

@ -561,6 +561,20 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
Cmd::Move(Movement::ForwardWord(1, At::AfterEnd, Word::Vi)),
);
// Let's set the defaults up front and then override them later if the user indicates
// defaults taken from here https://github.com/kkawakam/rustyline/blob/2fe886c9576c1ea13ca0e5808053ad491a6fe049/src/config.rs#L150-L167
rl.set_max_history_size(100);
rl.set_history_ignore_dups(true);
rl.set_history_ignore_space(false);
rl.set_completion_type(DEFAULT_COMPLETION_MODE);
rl.set_completion_prompt_limit(100);
rl.set_keyseq_timeout(-1);
rl.set_edit_mode(rustyline::config::EditMode::Emacs);
rl.set_auto_add_history(false);
rl.set_bell_style(rustyline::config::BellStyle::default());
rl.set_color_mode(rustyline::ColorMode::Enabled);
rl.set_tab_stop(8);
if let Err(e) = crate::keybinding::load_keybindings(&mut rl) {
println!("Error loading keybindings: {:?}", e);
}
@ -585,11 +599,9 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
for (idx, value) in line_editor_vars.row_entries() {
match idx.as_ref() {
"max_history_size" => {
let max_history_size = match value.as_u64() {
Ok(n) => n as usize,
_ => 1000 as usize,
};
rl.set_max_history_size(max_history_size as usize);
if let Ok(max_history_size) = value.as_u64() {
rl.set_max_history_size(max_history_size as usize);
}
}
"history_duplicates" => {
// history_duplicates = match value.as_string() {
@ -601,12 +613,14 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
// }
// _ => rustyline::config::HistoryDuplicates::AlwaysAdd,
// };
let history_duplicates = value.as_bool().unwrap_or(true);
rl.set_history_ignore_dups(history_duplicates);
if let Ok(history_duplicates) = value.as_bool() {
rl.set_history_ignore_dups(history_duplicates);
}
}
"history_ignore_space" => {
let history_ignore_space = value.as_bool().unwrap_or(true);
rl.set_history_ignore_space(history_ignore_space);
if let Ok(history_ignore_space) = value.as_bool() {
rl.set_history_ignore_space(history_ignore_space);
}
}
"completion_type" => {
let completion_type = match value.as_string() {
@ -625,12 +639,14 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
rl.set_completion_type(completion_type);
}
"completion_prompt_limit" => {
let completion_prompt_limit = value.as_u64().unwrap_or(1) as usize;
rl.set_completion_prompt_limit(completion_prompt_limit);
if let Ok(completion_prompt_limit) = value.as_u64() {
rl.set_completion_prompt_limit(completion_prompt_limit as usize);
}
}
"keyseq_timeout_ms" => {
let keyseq_timeout_ms = value.as_u64().unwrap_or(500) as i32;
rl.set_keyseq_timeout(keyseq_timeout_ms);
if let Ok(keyseq_timeout_ms) = value.as_u64() {
rl.set_keyseq_timeout(keyseq_timeout_ms as i32);
}
}
"edit_mode" => {
let edit_mode = match value.as_string() {
@ -641,10 +657,15 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
_ => rustyline::config::EditMode::Emacs,
};
rl.set_edit_mode(edit_mode);
// Note: When edit_mode is Emacs, the keyseq_timeout_ms is set to -1
// no matter what you may have configured. This is so that key chords
// can be applied without having to do them in a given timeout. So,
// it essentially turns off the keyseq timeout.
}
"auto_add_history" => {
let auto_add_history = value.as_bool().unwrap_or(true);
rl.set_auto_add_history(auto_add_history);
if let Ok(auto_add_history) = value.as_bool() {
rl.set_auto_add_history(auto_add_history);
}
}
"bell_style" => {
let bell_style = match value.as_string() {
@ -657,7 +678,7 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
Ok(s) if s.to_lowercase() == "visible" => {
rustyline::config::BellStyle::Visible
}
_ => rustyline::config::BellStyle::None,
_ => rustyline::config::BellStyle::default(),
};
rl.set_bell_style(bell_style);
}
@ -673,39 +694,14 @@ pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>
rl.set_color_mode(color_mode);
}
"tab_stop" => {
let tab_stop = value.as_u64().unwrap_or(4) as usize;
rl.set_tab_stop(tab_stop);
if let Ok(tab_stop) = value.as_u64() {
rl.set_tab_stop(tab_stop as usize);
}
}
_ => (),
}
}
} else {
// if the line_editor config section doesn't exist, let's set some defaults
rl.set_max_history_size(1000);
rl.set_history_ignore_dups(true);
rl.set_history_ignore_space(false);
rl.set_completion_type(DEFAULT_COMPLETION_MODE);
rl.set_completion_prompt_limit(100);
rl.set_keyseq_timeout(500);
rl.set_edit_mode(rustyline::config::EditMode::Emacs);
rl.set_auto_add_history(false);
rl.set_bell_style(rustyline::config::BellStyle::None);
rl.set_color_mode(rustyline::ColorMode::Enabled);
rl.set_tab_stop(8);
}
} else {
// if the config file itself doesn't exist, let's set some defaults
rl.set_max_history_size(1000);
rl.set_history_ignore_dups(true);
rl.set_history_ignore_space(false);
rl.set_completion_type(DEFAULT_COMPLETION_MODE);
rl.set_completion_prompt_limit(100);
rl.set_keyseq_timeout(500);
rl.set_edit_mode(rustyline::config::EditMode::Emacs);
rl.set_auto_add_history(false);
rl.set_bell_style(rustyline::config::BellStyle::None);
rl.set_color_mode(rustyline::ColorMode::Enabled);
rl.set_tab_stop(8);
}
// we are ok if history does not exist