diff options
-rw-r--r-- | advanced/adv-fn-closure/Cargo.lock | 7 | ||||
-rw-r--r-- | advanced/adv-fn-closure/Cargo.toml | 1 | ||||
-rw-r--r-- | advanced/adv-fn-closure/src/main.rs | 82 | ||||
-rw-r--r-- | advanced/hello_macro/Cargo.toml | 7 | ||||
-rw-r--r-- | advanced/hello_macro/src/lib.rs | 3 | ||||
-rw-r--r-- | hello_server/404.html | 19 | ||||
-rw-r--r-- | hello_server/Cargo.lock | 4 | ||||
-rw-r--r-- | hello_server/Cargo.toml | 7 | ||||
-rw-r--r-- | hello_server/hello.html | 18 | ||||
-rw-r--r-- | hello_server/src/bin/main.rs | 44 | ||||
-rw-r--r-- | hello_server/src/lib.rs | 88 |
11 files changed, 272 insertions, 8 deletions
diff --git a/advanced/adv-fn-closure/Cargo.lock b/advanced/adv-fn-closure/Cargo.lock index cfa8ec5..360607c 100644 --- a/advanced/adv-fn-closure/Cargo.lock +++ b/advanced/adv-fn-closure/Cargo.lock @@ -1,4 +1,11 @@ [[package]] name = "adv-fn-closure" version = "0.1.0" +dependencies = [ + "hello_macro 0.1.0", +] + +[[package]] +name = "hello_macro" +version = "0.1.0" diff --git a/advanced/adv-fn-closure/Cargo.toml b/advanced/adv-fn-closure/Cargo.toml index 259562e..6cd8dbd 100644 --- a/advanced/adv-fn-closure/Cargo.toml +++ b/advanced/adv-fn-closure/Cargo.toml @@ -5,3 +5,4 @@ authors = ["Adam Carpenter <53hornet@gmail.com>"] edition = "2018" [dependencies] +hello_macro = { path = "../hello_macro" } diff --git a/advanced/adv-fn-closure/src/main.rs b/advanced/adv-fn-closure/src/main.rs index d31bd90..064f300 100644 --- a/advanced/adv-fn-closure/src/main.rs +++ b/advanced/adv-fn-closure/src/main.rs @@ -1,13 +1,79 @@ -fn add_one(x: i32) -> i32 { - x + 1 -} +use hello_macro::HelloMacro; +//use hello_macro_derive::HelloMacro; + +struct Pancakes; -fn do_twice(f: fn(i32) -> i32, arg: i32) -> i32 { - f(arg) + f(arg) +impl HelloMacro for Pancakes { + fn hello_macro() { + println!("pancakes"); + } } fn main() { - let answer = do_twice(add_one, 5); - - println!("{}", answer); + Pancakes::hello_macro(); } + +//fn add_one(x: i32) -> i32 { +// x + 1 +//} +// +//fn do_twice(f: fn(i32) -> i32, arg: i32) -> i32 { +// f(arg) + f(arg) +//} + + +//fn returns_closure() -> Box<dyn Fn(i32) -> i32> { +// Box::new(|x| x + 1) +//} +// +// +//enum Status { +// Value(u32), +// Stop, +//} + + +//#[macro_export] +//macro_rules! vec { +// ( $( $x:expr ), * ) => { +// { +// let mut temp_vec = Vec::new(); +// $( +// temp_vec.push($x); +// )* +// temp_vec +// } +// }; +//} + + +//#[some_attribute] +//pub fn some_name(input: TokenStream) -> TokenStream { +//} +// +// +//fn main() { +// let answer = do_twice(add_one, 5); +// +// println!("{}", answer); + + +// let list_of_numbers = vec![1, 2, 3]; +// let list_of_strings: Vec<String> = list_of_numbers +// .iter() +// .map(ToString::to_string) +// .collect(); +// dbg!(list_of_strings); + + +// let list_of_statuses: Vec<Status> = +// (0u32..20) +// .map(Status::Value) +// .collect(); + + + //returns_closure(); + + + +//} diff --git a/advanced/hello_macro/Cargo.toml b/advanced/hello_macro/Cargo.toml new file mode 100644 index 0000000..e812230 --- /dev/null +++ b/advanced/hello_macro/Cargo.toml @@ -0,0 +1,7 @@ +[package] +name = "hello_macro" +version = "0.1.0" +authors = ["Adam Carpenter <53hornet@gmail.com>"] +edition = "2018" + +[dependencies] diff --git a/advanced/hello_macro/src/lib.rs b/advanced/hello_macro/src/lib.rs new file mode 100644 index 0000000..e747931 --- /dev/null +++ b/advanced/hello_macro/src/lib.rs @@ -0,0 +1,3 @@ +pub trait HelloMacro { + fn hello_macro(); +} diff --git a/hello_server/404.html b/hello_server/404.html new file mode 100644 index 0000000..b106938 --- /dev/null +++ b/hello_server/404.html @@ -0,0 +1,19 @@ + +<!doctype html> +<html lang="en"> + <head> + <meta charset="utf-8"> + <title> + Hello! + </title> + </head> + <body> + <h1> + Oops! + </h1> + <p> + Sorry, Idk what you're asking for. + </p> + </body> +</html> + diff --git a/hello_server/Cargo.lock b/hello_server/Cargo.lock new file mode 100644 index 0000000..738010c --- /dev/null +++ b/hello_server/Cargo.lock @@ -0,0 +1,4 @@ +[[package]] +name = "hello_server" +version = "0.1.0" + diff --git a/hello_server/Cargo.toml b/hello_server/Cargo.toml new file mode 100644 index 0000000..39057cc --- /dev/null +++ b/hello_server/Cargo.toml @@ -0,0 +1,7 @@ +[package] +name = "hello_server" +version = "0.1.0" +authors = ["Adam Carpenter <53hornet@gmail.com>"] +edition = "2018" + +[dependencies] diff --git a/hello_server/hello.html b/hello_server/hello.html new file mode 100644 index 0000000..869c8f9 --- /dev/null +++ b/hello_server/hello.html @@ -0,0 +1,18 @@ +<!doctype html> +<html lang="en"> + <head> + <meta charset="utf-8"> + <title> + Hello! + </title> + </head> + <body> + <h1> + Hello! + </h1> + <p> + Hi from Rust + </p> + </body> +</html> + diff --git a/hello_server/src/bin/main.rs b/hello_server/src/bin/main.rs new file mode 100644 index 0000000..522777a --- /dev/null +++ b/hello_server/src/bin/main.rs @@ -0,0 +1,44 @@ +use hello_server::ThreadPool; +use std::thread; +use std::time::Duration; +use std::io::prelude::*; +use std::fs; +use std::net::TcpStream; +use std::net::TcpListener; + +fn main() { + let listener = TcpListener::bind("127.0.0.1:7878").unwrap(); + let pool = ThreadPool::new(4).unwrap(); + + for stream in listener.incoming() { + let stream = stream.unwrap(); + + pool.execute(|| { + handle_connection(stream); + }); + } + +} + +fn handle_connection(mut stream: TcpStream) { + let mut buffer = [0; 512]; + stream.read(&mut buffer).unwrap(); + let get = b"GET / HTTP/1.1\r\n"; + let sleep = b"GET /sleep HTTP/1.1\r\n"; + + let (status_line, filename) = if buffer.starts_with(get) { + ("HTTP/1.1 200 OK\r\n\r\n", "hello.html") + } + else if buffer.starts_with(sleep) { + thread::sleep(Duration::from_secs(5)); + ("HTTP/1.1 200 OK\r\n\r\n", "hello.html") + } + else { + ("HTTP/1.1 404 NOT FOUND\r\n\r\n", "404.html") + }; + + let contents = fs::read_to_string(filename).unwrap(); + let response = format!("{}{}", status_line, contents); + stream.write(response.as_bytes()).unwrap(); + stream.flush().unwrap(); +} diff --git a/hello_server/src/lib.rs b/hello_server/src/lib.rs new file mode 100644 index 0000000..c8e6a3e --- /dev/null +++ b/hello_server/src/lib.rs @@ -0,0 +1,88 @@ +use std::sync::Arc; +use std::sync::Mutex; +use std::sync::mpsc; +use std::thread; + +trait FnBox { + fn call_box(self: Box<Self>); +} + +impl <F: FnOnce()> FnBox for F { + fn call_box(self: Box<F>) { + (*self)() + } +} + +type Job = Box<FnBox + Send + 'static>; + +pub struct ThreadPool { + workers: Vec<Worker>, + sender: mpsc::Sender<Job>, +} + +impl ThreadPool { + pub fn new(size: usize) -> Result<ThreadPool, &'static str> { + if size <= 0 { + return Err("failed to create pool"); + } + + let (sender, receiver) = mpsc::channel(); + + let receiver = Arc::new(Mutex::new(receiver)); + + let mut workers = Vec::with_capacity(size); + + for id in 0..size { + workers.push(Worker::new(id, Arc::clone(&receiver))?); + } + + Ok(ThreadPool { + workers, + sender, + }) + } + + pub fn spawn<F, T>(f: F) -> thread::JoinHandle<T> + where + F: FnOnce() -> T + Send + 'static, + T: Send + 'static + { + thread::spawn(f) + } + + pub fn execute<F>(&self, f: F) + where + F: FnOnce() + Send + 'static + { + let job = Box::new(f); + self.sender.send(job).unwrap(); + } + +} + +struct Worker { + id: usize, + thread: thread::JoinHandle<()>, +} + +impl Worker { + pub fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) + -> Result<Worker, &'static str> + { + let thread = thread::spawn(move || { + loop { + let job = receiver + .lock().expect("lock poisoned!") + .recv().unwrap(); + println!("worker {} got job; executing...", id); + + job.call_box(); + } + }); + + Ok(Worker { + id, + thread, + }) + } +} |