Expose all rustyline configuration points (#2238)

* Added all rustyline config points

* comments cleanup

* my good friend fmt keeps changing his mind
This commit is contained in:
Darren Schroeder 2020-07-22 16:43:52 -05:00 committed by GitHub
parent 5d17b72852
commit 7e9f87c57f
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 159 additions and 76 deletions

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@ -7,6 +7,7 @@ use crate::context::Context;
use crate::git::current_branch;
use crate::path::canonicalize;
use crate::prelude::*;
use crate::shell::Helper;
use crate::EnvironmentSyncer;
use futures_codec::FramedRead;
use nu_errors::{ProximateShellError, ShellDiagnostic, ShellError};
@ -16,11 +17,9 @@ use nu_protocol::{Primitive, ReturnSuccess, Signature, UntaggedValue, Value};
use nu_source::Tagged;
use log::{debug, trace};
use rustyline::config::{ColorMode, CompletionType, Config};
use rustyline::error::ReadlineError;
use rustyline::{
self, config::Configurer, config::EditMode, At, Cmd, ColorMode, CompletionType, Config, Editor,
KeyPress, Movement, Word,
};
use rustyline::{self, config::Configurer, At, Cmd, Editor, KeyPress, Movement, Word};
use std::error::Error;
use std::io::{BufRead, BufReader, Write};
use std::iter::Iterator;
@ -521,18 +520,12 @@ pub async fn run_pipeline_standalone(
Ok(())
}
/// The entry point for the CLI. Will register all known internal commands, load experimental commands, load plugins, then prepare the prompt and line reader for input.
pub async fn cli(
mut syncer: EnvironmentSyncer,
mut context: Context,
) -> Result<(), Box<dyn Error>> {
pub fn set_rustyline_configuration() -> (Editor<Helper>, IndexMap<String, Value>) {
#[cfg(windows)]
const DEFAULT_COMPLETION_MODE: CompletionType = CompletionType::Circular;
#[cfg(not(windows))]
const DEFAULT_COMPLETION_MODE: CompletionType = CompletionType::List;
let _ = load_plugins(&mut context);
let config = Config::builder().color_mode(ColorMode::Forced).build();
let mut rl: Editor<_> = Editor::with_config(config);
@ -550,14 +543,165 @@ pub async fn cli(
println!("Error loading keybindings: {:?}", e);
}
let config = match config::config(Tag::unknown()) {
Ok(config) => config,
Err(e) => {
eprintln!("Config could not be loaded.");
if let ShellError {
error: ProximateShellError::Diagnostic(ShellDiagnostic { diagnostic }),
..
} = e
{
eprintln!("{}", diagnostic.message);
}
IndexMap::new()
}
};
if let Ok(config) = config::config(Tag::unknown()) {
if let Some(batvars) = config.get("line_editor") {
for (idx, value) in batvars.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);
}
"history_duplicates" => {
// history_duplicates = match value.as_string() {
// Ok(s) if s.to_lowercase() == "alwaysadd" => {
// rustyline::config::HistoryDuplicates::AlwaysAdd
// }
// Ok(s) if s.to_lowercase() == "ignoreconsecutive" => {
// rustyline::config::HistoryDuplicates::IgnoreConsecutive
// }
// _ => rustyline::config::HistoryDuplicates::AlwaysAdd,
// };
let history_duplicates = match value.as_bool() {
Ok(b) => b,
_ => true,
};
rl.set_history_ignore_dups(history_duplicates);
}
"history_ignore_space" => {
let history_ignore_space = match value.as_bool() {
Ok(b) => b,
_ => true,
};
rl.set_history_ignore_space(history_ignore_space);
}
"completion_type" => {
let completion_type = match value.as_string() {
Ok(s) if s.to_lowercase() == "circular" => {
rustyline::config::CompletionType::Circular
}
Ok(s) if s.to_lowercase() == "list" => {
rustyline::config::CompletionType::List
}
#[cfg(all(unix, feature = "with-fuzzy"))]
Ok(s) if s.to_lowercase() == "fuzzy" => {
rustyline::config::CompletionType::Fuzzy
}
_ => DEFAULT_COMPLETION_MODE,
};
rl.set_completion_type(completion_type);
}
"completion_prompt_limit" => {
let completion_prompt_limit = match value.as_u64() {
Ok(n) => n as usize,
_ => 1 as usize,
};
rl.set_completion_prompt_limit(completion_prompt_limit);
}
"keyseq_timeout_ms" => {
let keyseq_timeout_ms = match value.as_u64() {
Ok(n) => n as i32,
_ => 500i32,
};
rl.set_keyseq_timeout(keyseq_timeout_ms);
}
"edit_mode" => {
let edit_mode = match value.as_string() {
Ok(s) if s.to_lowercase() == "vi" => rustyline::config::EditMode::Vi,
Ok(s) if s.to_lowercase() == "emacs" => {
rustyline::config::EditMode::Emacs
}
_ => rustyline::config::EditMode::Vi,
};
rl.set_edit_mode(edit_mode);
}
"auto_add_history" => {
let auto_add_history = match value.as_bool() {
Ok(b) => b,
_ => true,
};
rl.set_auto_add_history(auto_add_history);
}
"bell_style" => {
let bell_style = match value.as_string() {
Ok(s) if s.to_lowercase() == "audible" => {
rustyline::config::BellStyle::Audible
}
Ok(s) if s.to_lowercase() == "none" => {
rustyline::config::BellStyle::None
}
Ok(s) if s.to_lowercase() == "visible" => {
rustyline::config::BellStyle::Visible
}
_ => rustyline::config::BellStyle::None,
};
rl.set_bell_style(bell_style);
}
"color_mode" => {
let color_mode = match value.as_string() {
Ok(s) if s.to_lowercase() == "enabled" => rustyline::ColorMode::Enabled,
Ok(s) if s.to_lowercase() == "forced" => rustyline::ColorMode::Forced,
Ok(s) if s.to_lowercase() == "disabled" => {
rustyline::ColorMode::Disabled
}
_ => rustyline::ColorMode::Enabled,
};
rl.set_color_mode(color_mode);
}
"tab_stop" => {
let tab_stop = match value.as_u64() {
Ok(n) => n as usize,
_ => 4 as usize,
};
rl.set_tab_stop(tab_stop);
}
_ => (),
}
}
}
}
(rl, config)
}
/// The entry point for the CLI. Will register all known internal commands, load experimental commands, load plugins, then prepare the prompt and line reader for input.
pub async fn cli(
mut syncer: EnvironmentSyncer,
mut context: Context,
) -> Result<(), Box<dyn Error>> {
let _ = load_plugins(&mut context);
let (mut rl, config) = set_rustyline_configuration();
let use_starship = match config.get("use_starship") {
Some(b) => match b.as_bool() {
Ok(b) => b,
_ => false,
},
_ => false,
};
#[cfg(windows)]
{
let _ = ansi_term::enable_ansi_support();
}
// we are ok if history does not exist
let _ = rl.load_history(&History::path());
#[cfg(feature = "ctrlc")]
{
let cc = context.ctrl_c.clone();
@ -606,67 +750,6 @@ pub async fn cli(
rl.set_helper(Some(crate::shell::Helper::new(context.clone())));
let config = match config::config(Tag::unknown()) {
Ok(config) => config,
Err(e) => {
eprintln!("Config could not be loaded.");
if let ShellError {
error: ProximateShellError::Diagnostic(ShellDiagnostic { diagnostic }),
..
} = e
{
eprintln!("{}", diagnostic.message);
}
IndexMap::new()
}
};
let use_starship = match config.get("use_starship") {
Some(b) => match b.as_bool() {
Ok(b) => b,
_ => false,
},
_ => false,
};
let edit_mode = config
.get("edit_mode")
.map(|s| match s.value.expect_string() {
"vi" => EditMode::Vi,
"emacs" => EditMode::Emacs,
_ => EditMode::Emacs,
})
.unwrap_or(EditMode::Emacs);
rl.set_edit_mode(edit_mode);
let max_history_size = config
.get("history_size")
.map(|i| i.value.expect_int())
.unwrap_or(100_000);
// rl.set_max_history_size(max_history_size as usize);
rustyline::config::Configurer::set_max_history_size(&mut rl, max_history_size as usize);
rustyline::Editor::set_max_history_size(&mut rl, max_history_size as usize);
let key_timeout = config
.get("key_timeout")
.map(|s| s.value.expect_int())
.unwrap_or(1);
rl.set_keyseq_timeout(key_timeout as i32);
let completion_mode = config
.get("completion_mode")
.map(|s| match s.value.expect_string() {
"list" => CompletionType::List,
"circular" => CompletionType::Circular,
_ => DEFAULT_COMPLETION_MODE,
})
.unwrap_or(DEFAULT_COMPLETION_MODE);
rl.set_completion_type(completion_mode);
let colored_prompt = {
if use_starship {
#[cfg(feature = "starship")]

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@ -11,7 +11,7 @@ use rustyline::highlight::Highlighter;
use rustyline::hint::Hinter;
use std::borrow::Cow::{self, Owned};
pub(crate) struct Helper {
pub struct Helper {
context: Context,
pub colored_prompt: String,
}