From 22bb3fe8763bae2a6cc07dcdf4dcaad70abd8228 Mon Sep 17 00:00:00 2001 From: Mark Thom Date: Sun, 8 Mar 2020 18:01:54 -0600 Subject: [PATCH] replace termion with crossterm --- Cargo.lock | 263 ++++++++++++++++++++++++----- Cargo.toml | 4 +- src/main.rs | 2 +- src/prolog/machine/system_calls.rs | 36 ++-- 4 files changed, 247 insertions(+), 58 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 3d9f252d..0aafa8b7 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -1,5 +1,10 @@ # This file is automatically @generated by Cargo. # It is not intended for manual editing. +[[package]] +name = "arc-swap" +version = "0.4.4" +source = "registry+https://github.com/rust-lang/crates.io-index" + [[package]] name = "arrayref" version = "0.3.5" @@ -24,7 +29,7 @@ version = "0.3.35" source = "registry+https://github.com/rust-lang/crates.io-index" dependencies = [ "backtrace-sys 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)", - "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)", + "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)", ] @@ -48,7 +53,7 @@ dependencies = [ [[package]] name = "bitflags" -version = "1.1.0" +version = "1.2.1" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] @@ -73,7 +78,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] name = "cfg-if" -version = "0.1.7" +version = "0.1.10" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] @@ -81,7 +86,7 @@ name = "cloudabi" version = "0.0.3" source = "registry+https://github.com/rust-lang/crates.io-index" dependencies = [ - "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)", + "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)", ] [[package]] @@ -94,16 +99,39 @@ name = "crossbeam-utils" version = "0.6.6" source = "registry+https://github.com/rust-lang/crates.io-index" dependencies = [ - "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)", + "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)", "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)", ] +[[package]] +name = "crossterm" +version = "0.16.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +dependencies = [ + "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)", + "crossterm_winapi 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)", + "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)", + "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)", + "mio 0.6.21 (registry+https://github.com/rust-lang/crates.io-index)", + "parking_lot 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)", + "signal-hook 0.1.13 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#[macro_use] extern crate downcast; extern crate indexmap; @@ -9,7 +10,6 @@ extern crate nix; extern crate prolog_parser; #[macro_use] extern crate ref_thread_local; -extern crate termion; use nix::sys::signal; diff --git a/src/prolog/machine/system_calls.rs b/src/prolog/machine/system_calls.rs index 8512c762..a2496fbb 100644 --- a/src/prolog/machine/system_calls.rs +++ b/src/prolog/machine/system_calls.rs @@ -21,14 +21,13 @@ use crate::ref_thread_local::RefThreadLocal; use indexmap::{IndexMap, IndexSet}; -use std::io::{stdin, stdout, Write}; +use std::io::{stdout, Write}; use std::iter::once; use std::mem; use std::rc::Rc; -use crate::termion::event::Key; -use crate::termion::input::TermRead; -use crate::termion::raw::IntoRawMode; +use crate::crossterm::event::{read, Event, KeyCode, KeyEvent}; +use crate::crossterm::terminal::{enable_raw_mode, disable_raw_mode}; pub enum ContinueResult { ContinueQuery, @@ -36,17 +35,22 @@ pub enum ContinueResult { } pub fn next_keypress() -> ContinueResult { - let stdin = stdin(); - - for c in stdin.keys() { - match c.unwrap() { - Key::Char(' ') | Key::Char(';') | Key::Char('n') => return ContinueResult::ContinueQuery, - Key::Char('.') => return ContinueResult::Conclude, + loop { + match read() { + Ok(Event::Key(KeyEvent { code, .. })) => { + match code { + KeyCode::Char(' ') | KeyCode::Char(';') | KeyCode::Char('n') => { + return ContinueResult::ContinueQuery; + } + KeyCode::Char('.') => { + return ContinueResult::Conclude; + } + _ => {} + } + } _ => {} } } - - ContinueResult::Conclude } struct BrentAlgState { @@ -2263,9 +2267,11 @@ impl MachineState { } &SystemClauseType::RawInputReadChar => { let keypress = { - let mut raw_stdout = stdout().into_raw_mode().unwrap(); - raw_stdout.flush().unwrap(); - next_keypress() + enable_raw_mode().expect("failed to transition into raw mode"); + let result = next_keypress(); + disable_raw_mode().expect("failed to transition out of raw mode"); + + result }; let c = match keypress { -- 2.54.0