proper repl
This commit is contained in:
parent
95042c999f
commit
6b24d4b636
254
Cargo.lock
generated
254
Cargo.lock
generated
@ -2,12 +2,66 @@
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@ -19,11 +73,21 @@ dependencies = [
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"wasi",
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]
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[[package]]
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[[package]]
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@ -32,12 +96,61 @@ version = "0.2.155"
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"smallvec",
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]
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[[package]]
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name = "nix"
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"bitflags",
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"cfg-if",
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"cfg_aliases",
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"libc",
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]
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[[package]]
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name = "rand"
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version = "0.8.5"
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@ -68,8 +181,149 @@ dependencies = [
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"getrandom",
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]
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[[package]]
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name = "rustix"
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"errno",
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"libc",
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"linux-raw-sys",
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"windows-sys 0.52.0",
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]
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"bitflags",
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"cfg-if",
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"clipboard-win",
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"fd-lock",
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"home",
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"libc",
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"log",
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"memchr",
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"nix",
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"radix_trie",
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"unicode-segmentation",
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"unicode-width",
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"utf8parse",
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"windows-sys 0.59.0",
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]
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[[package]]
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dependencies = [
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]
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[[package]]
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name = "windows-sys"
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"windows-targets",
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]
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[[package]]
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name = "windows-targets"
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"windows_aarch64_msvc",
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"windows_i686_gnu",
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"windows_i686_gnullvm",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_gnullvm",
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"windows_x86_64_msvc",
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]
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[[package]]
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name = "windows_aarch64_gnullvm"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
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name = "windows_i686_msvc"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
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[[package]]
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name = "windows_x86_64_gnu"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
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[[package]]
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name = "windows_x86_64_gnullvm"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
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[[package]]
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name = "windows_x86_64_msvc"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
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@ -7,3 +7,4 @@ edition = "2021"
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[dependencies]
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rand = "0.8.5"
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rustyline = "15.0.0"
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38
src/main.rs
38
src/main.rs
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#![feature(box_into_inner)]
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use std::io;
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use rustyline::{error::ReadlineError, DefaultEditor};
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pub mod ast;
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pub mod intern;
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@ -10,7 +10,7 @@ pub mod span;
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#[macro_use]
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pub mod helper;
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fn main() {
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fn main() -> rustyline::Result<()> {
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use ir::*;
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let mut t = Typer::new();
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@ -18,14 +18,36 @@ fn main() {
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use ir::parse::parse;
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loop {
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let mut rl = DefaultEditor::new()?;
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'repl: loop {
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let mut input = String::new();
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while !input.contains(";") {
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let mut line = String::new();
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io::stdin().read_line(&mut line).unwrap();
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input += &line;
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let prompt = if input.is_empty() { ">> " } else { ".. " };
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match rl.readline(prompt) {
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Ok(line) => {
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||||
input += "\n";
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||||
input += &line;
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||||
}
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||||
Err(ReadlineError::Eof) => {
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||||
println!("Ctrl+D");
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||||
break 'repl;
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||||
}
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Err(ReadlineError::Interrupted) => {
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||||
println!("Ctrl+C");
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||||
break 'repl;
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||||
}
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||||
Err(other) => {
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||||
println!("Error: {other:?}");
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break 'repl;
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||||
}
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}
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||||
}
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rl.add_history_entry(&input)?;
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input = input.replace(";", "");
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||||
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||||
let parsed = match parse(&input, t) {
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||||
Ok(o) => o,
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||||
Err(e) => {
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||||
@ -61,4 +83,8 @@ fn main() {
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||||
};
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||||
println!("result: {out}");
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||||
}
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||||
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||||
println!("Goodbye!");
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||||
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||||
Ok(())
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||||
}
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||||
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||||
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