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main.rs
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main.rs
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use clap::{App, Arg, SubCommand, crate_version};
use console::{style, Emoji};
use indicatif::ProgressBar;
use syntect::easy::HighlightFile;
use syntect::parsing::SyntaxSet;
use syntect::highlighting::{ThemeSet, Style};
use syntect::util::{as_24_bit_terminal_escaped};
use std::fs::remove_file;
use std::io::BufRead;
use std::process::Command;
use std::sync::mpsc::channel;
use std::time::Duration;
use notify::DebouncedEvent;
use notify::{RecommendedWatcher, Watcher, RecursiveMode};
fn main() {
let matches = App::new("rustlings")
.version(crate_version!())
.author("Olivia Hugger")
.about("Test")
.subcommand(SubCommand::with_name("verify").alias("v"))
.subcommand(SubCommand::with_name("watch").alias("w"))
.subcommand(
SubCommand::with_name("run")
.alias("r")
.arg(Arg::with_name("file").required(true).index(1)),
).get_matches();
let ss = SyntaxSet::load_defaults_newlines();
let ts = ThemeSet::load_defaults();
println!(r#" _ _ _ "#);
println!(r#" _ __ _ _ ___| |_| (_)_ __ __ _ ___ "#);
println!(r#" | '__| | | / __| __| | | '_ \ / _` / __| "#);
println!(r#" | | | |_| \__ \ |_| | | | | | (_| \__ \ "#);
println!(r#" |_| \__,_|___/\__|_|_|_| |_|\__, |___/ "#);
println!(r#" |___/ "#);
println!("");
if let Some(matches) = matches.subcommand_matches("run") {
if let Some(filename) = matches.value_of("file") {
let bar = ProgressBar::new_spinner();
bar.set_message(format!("Compiling {}...", filename).as_str());
bar.enable_steady_tick(100);
let compilecmd = Command::new("rustc")
.args(&[filename, "-o", "temp"])
.output()
.expect("fail");
bar.set_message(format!("Running {}...", filename).as_str());
if compilecmd.status.success() {
let runcmd = Command::new("./temp").output().expect("fail");
bar.finish_and_clear();
if runcmd.status.success() {
println!("{}", String::from_utf8_lossy(&runcmd.stdout));
let formatstr =
format!("{} Successfully ran {}", Emoji("✅", "✓"), filename);
println!("{}", style(formatstr).green());
clean();
} else {
println!("{}", String::from_utf8_lossy(&runcmd.stdout));
println!("{}", String::from_utf8_lossy(&runcmd.stderr));
let formatstr =
format!("{} Ran {} with errors", Emoji("⚠️ ", "!"), filename);
println!("{}", style(formatstr).red());
clean();
}
} else {
bar.finish_and_clear();
let formatstr = format!(
"{} Compilation of {} failed! Compiler error message:\n",
Emoji("⚠️ ", "!"),
filename
);
println!("{}", style(formatstr).red());
println!("{}", String::from_utf8_lossy(&compilecmd.stderr));
clean();
}
} else {
panic!("Please supply a filename!");
}
}
if let Some(_) = matches.subcommand_matches("verify") {
match verify() {
Ok(_) => {}
Err(_) => std::process::exit(1),
}
}
if let Some(_) = matches.subcommand_matches("watch") {
watch().unwrap();
}
if let None = matches.subcommand_name() {
let mut highlighter = HighlightFile::new("default_out.md", &ss, &ts.themes["base16-eighties.dark"]).unwrap();
for maybe_line in highlighter.reader.lines() {
let line = maybe_line.unwrap();
let regions: Vec<(Style, &str)> = highlighter.highlight_lines.highlight(&line, &ss);
println!("{}", as_24_bit_terminal_escaped(®ions[..], true));
}
}
println!("\x1b[0m");
}
fn watch() -> notify::Result<()> {
let (tx, rx) = channel();
let mut watcher: RecommendedWatcher = Watcher::new(tx, Duration::from_secs(2))?;
watcher.watch("./exercises", RecursiveMode::Recursive)?;
let _ignored = verify();
loop {
match rx.recv() {
Ok(event) => {
match event {
DebouncedEvent::Chmod(_)
| DebouncedEvent::Write(_) => {
let _ignored = verify();
}
_ => {}
}
},
Err(e) => println!("watch error: {:?}", e),
}
}
}
fn verify() -> Result<(), ()> {
compile_only("exercises/ex1.rs")?;
compile_only("exercises/ex2.rs")?;
compile_only("exercises/ex3.rs")?;
compile_only("exercises/ex4.rs")?;
compile_only("exercises/ex5.rs")?;
compile_only("exercises/variables/variables1.rs")?;
compile_only("exercises/variables/variables2.rs")?;
compile_only("exercises/variables/variables3.rs")?;
compile_only("exercises/variables/variables4.rs")?;
compile_only("exercises/functions/functions1.rs")?;
compile_only("exercises/functions/functions2.rs")?;
compile_only("exercises/functions/functions3.rs")?;
compile_only("exercises/functions/functions4.rs")?;
compile_only("exercises/functions/functions5.rs")?;
compile_only("exercises/primitive_types/primitive_types1.rs")?;
compile_only("exercises/primitive_types/primitive_types2.rs")?;
compile_only("exercises/primitive_types/primitive_types3.rs")?;
compile_only("exercises/primitive_types/primitive_types4.rs")?;
compile_only("exercises/primitive_types/primitive_types5.rs")?;
compile_only("exercises/primitive_types/primitive_types6.rs")?;
test("exercises/tests/tests1.rs")?;
test("exercises/tests/tests2.rs")?;
test("exercises/tests/tests3.rs")?;
test("exercises/tests/tests4.rs")?;
test("exercises/if/if1.rs")?;
compile_only("exercises/strings/strings1.rs")?;
compile_only("exercises/strings/strings2.rs")?;
compile_only("exercises/strings/strings3.rs")?;
compile_only("exercises/move_semantics/move_semantics1.rs")?;
compile_only("exercises/move_semantics/move_semantics2.rs")?;
compile_only("exercises/move_semantics/move_semantics3.rs")?;
compile_only("exercises/move_semantics/move_semantics4.rs")?;
compile_only("exercises/modules/modules1.rs")?;
compile_only("exercises/modules/modules2.rs")?;
compile_only("exercises/macros/macros1.rs")?;
compile_only("exercises/macros/macros2.rs")?;
compile_only("exercises/macros/macros3.rs")?;
compile_only("exercises/macros/macros4.rs")?;
test("exercises/error_handling/errors1.rs")?;
test("exercises/error_handling/errors2.rs")?;
test("exercises/error_handling/errors3.rs")?;
test("exercises/error_handling/errorsn.rs")?;
compile_only("exercises/error_handling/option1.rs")?;
test("exercises/error_handling/result1.rs")?;
Ok(())
}
fn compile_only(filename: &str) -> Result<(), ()> {
let bar = ProgressBar::new_spinner();
bar.set_message(format!("Compiling {}...", filename).as_str());
bar.enable_steady_tick(100);
let compilecmd = Command::new("rustc")
.args(&[filename, "-o", "temp", "--color", "always"])
.output()
.expect("fail");
bar.finish_and_clear();
if compilecmd.status.success() {
let formatstr = format!(
"{} Successfully compiled {}!",
Emoji("✅", "✓"),
filename
);
println!("{}", style(formatstr).green());
clean();
Ok(())
} else {
let formatstr = format!(
"{} Compilation of {} failed! Compiler error message:\n",
Emoji("⚠️ ", "!"),
filename
);
println!("{}", style(formatstr).red());
println!("{}", String::from_utf8_lossy(&compilecmd.stderr));
clean();
Err(())
}
}
fn test(filename: &str) -> Result<(), ()> {
let bar = ProgressBar::new_spinner();
bar.set_message(format!("Testing {}...", filename).as_str());
bar.enable_steady_tick(100);
let testcmd = Command::new("rustc")
.args(&["--test", filename, "-o", "temp"])
.output()
.expect("fail");
bar.finish_and_clear();
if testcmd.status.success() {
let formatstr = format!("{} Successfully tested {}!", Emoji("✅", "✓"), filename);
println!("{}", style(formatstr).green());
clean();
Ok(())
} else {
let formatstr = format!(
"{} Testing of {} failed! Please try again.",
Emoji("⚠️ ", "!"),
filename
);
println!("{}", style(formatstr).red());
clean();
Err(())
}
}
fn clean() {
let _ignored = remove_file("temp");
}