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use crate::errwarn::ErrorGenerator;
use crate::lexer::Lexer;
use crate::parser::Parser;
use crate::runtime::Run;
use crate::store::VERSION;
use crate::util::{get_lang, SupportedLanguage};
use lazy_static::lazy_static;
use regex::Regex;
use rustyline::completion::Completer;
use rustyline::completion::Pair;
use rustyline::error::ReadlineError;
use rustyline::Editor;
struct InteractiveCompleter;
impl Completer for InteractiveCompleter {
type Candidate = Pair;
fn complete(
&self,
line: &str,
pos: usize,
_ctx: &rustyline::Context<'_>,
) -> rustyline::Result<(usize, Vec<Pair>)> {
lazy_static! {
static ref RE: Regex =
Regex::new(r#"[^()\d,'"+\-*/><!=%?.@\s][^\s"':?=<>!/%*@,()]*"#).unwrap();
static ref KNOWN_KEYWORDS: Vec<&'static str> = vec![
"at", "ver", "de", "ise", "son", "iken", "yoksa", "doğru", "yanlış", "kpy", "tks",
"üst", "veya", "ve", "dön", "girdi", "işlev", "yükle",
];
}
let matches = RE.find_iter(line);
for m in matches.into_iter() {
if m.end() == pos {
return Ok((
m.start(),
KNOWN_KEYWORDS
.iter()
.filter(|a| a.starts_with(m.as_str()))
.map(|a| Pair {
display: a.to_string(),
replacement: a.to_string(),
})
.collect(),
));
}
}
Ok((0, Vec::with_capacity(0)))
}
}
#[derive(Debug, PartialEq, Eq)]
pub enum QuietLevel {
None,
Quiet,
Quieter,
Quietest,
}
impl QuietLevel {
pub fn inc(&mut self) {
match self {
Self::None => *self = Self::Quiet,
Self::Quiet => *self = Self::Quieter,
Self::Quieter => *self = Self::Quietest,
Self::Quietest => (),
}
}
pub fn inc_by(&mut self, i: usize) {
for _ in 0..i {
self.inc()
}
}
}
pub struct Interactive {
line: usize,
quiet: QuietLevel,
}
impl Default for Interactive {
fn default() -> Self {
Self {
line: 1,
quiet: QuietLevel::None,
}
}
}
impl Interactive {
pub fn new(quiet: QuietLevel) -> Self {
Self {
quiet,
..Default::default()
}
}
pub fn start(&mut self) {
if self.quiet == QuietLevel::None {
match get_lang() {
SupportedLanguage::Turkish => {
println!("tr-lang ({VERSION}) interaktif konsol");
println!("çıkmak için `#çık` yazın");
println!("yürütmek için `#yürüt` yazın");
}
SupportedLanguage::English => {
println!("tr-lang ({VERSION}) interactive console");
println!("type `#çık` to exit");
println!("type `#yürüt` to run");
}
}
}
let mut fbuf = String::new();
let mut editor = Editor::<()>::new();
if editor.load_history(".trlhistory").is_err() {
match get_lang() {
SupportedLanguage::Turkish => println!("Tarih bulunamadı."),
SupportedLanguage::English => println!("No previous history."),
}
}
loop {
let pr = match self.quiet {
QuietLevel::None => format!("trli:{:03}#> ", self.line),
QuietLevel::Quiet => format!("{:03}#> ", self.line),
QuietLevel::Quieter => "#> ".to_string(),
QuietLevel::Quietest => "".to_string(),
};
let rl = editor.readline(&pr);
match rl {
Ok(buf) => match buf.as_str() {
"#çık" => break,
"#yürüt" => {
let (mut memcs, _) = Run::new(
match match Parser::from_lexer(&mut Lexer::new(fbuf.clone()), ".".to_string()) {
Ok(parser) => parser,
Err(e) => {
e.eprint();
continue;
}
}.parse() {
Ok(ptk) => ptk,
Err(e) => { e.eprint(); continue; }
},
)
.run("<trli>".to_string(), None, true)
.unwrap_or_else(|(s, h, e)| {
e.eprint();
(s, h)
});
println!();
if memcs.len() > 0 {
println!("=> {:?}", memcs.iter_vec());
}
fbuf = String::new();
self.line = 1;
}
_ => {
editor.add_history_entry(&buf);
fbuf.push_str(&buf);
fbuf.push('\n');
self.line += 1;
}
},
Err(ReadlineError::Interrupted) => {
eprintln!("Ctrl+C");
}
Err(ReadlineError::Eof) => break,
Err(e) => match get_lang() {
SupportedLanguage::Turkish => ErrorGenerator::error(
"EditörHatası",
&format!("{}", e),
self.line,
0,
"<trli>".to_string(),
None,
),
SupportedLanguage::English => ErrorGenerator::error(
"EditorError",
&format!("{}", e),
self.line,
0,
"<trli>".to_string(),
None,
),
}
.eprint(),
}
}
editor.save_history(".trlhistory").unwrap();
}
}
