Added chapters 1 and 8

chapter1/bench-test/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "bench-test"
+version = "0.1.0"

chapter1/bench-test/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "bench-test"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

chapter1/bench-test/src/lib.rs

@@ -0,0 +1,27 @@
+#![feature(test)]
+
+extern crate test;
+
+pub fn get_fact(n: u64) -> u64 {
+    if n < 2 {
+        1
+    } else {
+        n * get_fact(n - 1)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use test::Bencher;
+
+    #[test]
+    fn it_works() {
+        assert_eq!(120, get_fact(5));
+    }
+
+    #[bench]
+    fn bench_get_fact(b: &mut Bencher) {
+        b.iter(|| get_fact(1234571));
+    }
+}

chapter1/bench-test/src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}

chapter1/dep-example/Cargo.lock

@@ -0,0 +1,82 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "autocfg"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
+
+[[package]]
+name = "chrono"
+version = "0.4.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "80094f509cf8b5ae86a4966a39b3ff66cd7e2a3e594accec3743ff3fabeab5b2"
+dependencies = [
+ "num-integer",
+ "num-traits",
+ "time",
+]
+
+[[package]]
+name = "dep-example"
+version = "0.1.0"
+dependencies = [
+ "chrono",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "99e85c08494b21a9054e7fe1374a732aeadaff3980b6990b94bfd3a70f690005"
+
+[[package]]
+name = "num-integer"
+version = "0.1.42"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6ea62e9d81a77cd3ee9a2a5b9b609447857f3d358704331e4ef39eb247fcba"
+dependencies = [
+ "autocfg",
+ "num-traits",
+]
+
+[[package]]
+name = "num-traits"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c62be47e61d1842b9170f0fdeec8eba98e60e90e5446449a0545e5152acd7096"
+dependencies = [
+ "autocfg",
+]
+
+[[package]]
+name = "time"
+version = "0.1.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "winapi"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

chapter1/dep-example/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "dep-example"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+chrono = "*"

chapter1/dep-example/src/main.rs

@@ -0,0 +1,5 @@
+use chrono as time;
+
+fn main() {
+    println!("Hello, time now is {:?}", time::Utc::now());
+}

chapter1/feature-test/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "feature-test"
+version = "0.1.0"

chapter1/feature-test/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "feature-test"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[[bin]]
+name = "featuretest"
+path = "src/main.rs"
+
+[features]
+feature1 = []
+
+[dependencies]

chapter1/feature-test/src/lib.rs

@@ -0,0 +1,19 @@
+#[cfg(feature = "feature1")]
+pub use self::with_feature_config::execute;
+
+#[cfg(not(feature = "feature1"))]
+pub use self::without_feature_config::execute;
+
+#[cfg(feature = "feature1")]
+mod with_feature_config {
+    pub fn execute() {
+        println!("Executing feature 1");
+    }
+}
+
+#[cfg(not(feature = "feature1"))]
+mod without_feature_config {
+    pub fn execute() {
+        println!("Not executing feature 1")
+    }
+}

chapter1/feature-test/src/main.rs

@@ -0,0 +1,5 @@
+use feature_test::execute;
+
+fn main() {
+    execute();
+}

chapter1/first-program/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "first-program"
+version = "0.1.0"

chapter1/first-program/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "first-program"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[[bin]]
+name = "new-first-program"
+path = "src/main.rs"
+
+[[bin]]
+name = "new-second-program"
+path = "src/second.rs"
+
+[dependencies]

chapter1/first-program/src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}

chapter1/first-program/src/second.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello for the second time!")
+}

chapter1/integ-test-example/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "integ-test-example"
+version = "0.1.0"

chapter1/integ-test-example/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "integ-test-example"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

chapter1/integ-test-example/doc/itest.html

@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta name="generator" content="rustdoc">
+    <title>Docs for integ-test-example crate</title>
+
+    
+    
+</head>
+<body class="rustdoc">
+    <!--[if lte IE 8]>
+    <div class="warning">
+        This old browser is unsupported and will most likely display funky
+        things.
+    </div>
+    <![endif]-->
+
+    
+    <h1 class="title">Docs for integ-test-example crate</h1>
+    <nav id="TOC"><ul>
+<li><a href="#function-signature">0.1 Function signature</a><ul></ul></li>
+<li><a href="#example">0.2 Example</a><ul></ul></li></ul></nav><p>This is a project to test <code>rustdoc</code>.</p>
+<p><a href="https://www.rust-lang.org">Here is a link!</a></p>
+<h2 id="function-signature" class="section-header"><a href="#function-signature">0.1 Function signature</a></h2>
+<p>pub fn get_process_id() -&gt; u32 {}</p>
+<p>This function returns the process id of the current running executable</p>
+<h2 id="example" class="section-header"><a href="#example">0.2 Example</a></h2>
+<div class="example-wrap"><pre class="rust rust-example-rendered">
+
+<span class="kw">use</span> <span class="ident">integ_test_example</span>;
+
+<span class="kw">fn</span> <span class="ident">get_id</span>() <span class="op">-</span><span class="op">&gt;</span> <span class="ident">i32</span> {
+ <span class="kw">let</span> <span class="ident">my_pid</span> <span class="op">=</span> <span class="ident">get_process_id</span>();
+ <span class="macro">println</span><span class="macro">!</span>(<span class="string">&quot;Process id for current process is: {}&quot;</span>, <span class="ident">my_pid</span>);    
+}
+</pre></div>
+
+    
+</body>
+</html>

chapter1/integ-test-example/doc/itest.md

@@ -0,0 +1,24 @@
+# Docs for integ-test-example crate
+
+This is a project to test `rustdoc`.
+
+[Here is a link!](https://www.rust-lang.org)
+
+## Function signature
+
+pub fn get_process_id() -> u32 {}
+
+This function returns the process id of the current running executable
+
+## Example
+
+```rust
+
+use integ_test_example;
+
+fn get_id()  {
+ let my_pid = get_process_id();
+ println!("Process id for current process is: {}", my_pid);    
+}
+
+```

chapter1/integ-test-example/src/lib.rs

@@ -0,0 +1,17 @@
+
+//! Integration-test-example crate
+//!
+//! This is a library that contains functions related to dealing with processes
+//! , and makes these tasks more convenient.
+
+use std::process;
+/// This function gets the process id of the current executable. It returns a non-zero number
+/// ```
+/// fn get_id() {
+/// let x = integ_test_example::get_process_id();
+/// println!("{}",x);
+/// }
+/// ```
+pub fn get_process_id() -> u32 {
+    process::id()
+}

chapter1/integ-test-example/src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}

chapter1/integ-test-example/tests/integration_test1.rs

@@ -0,0 +1,21 @@
+use integ_test_example;
+#[test]
+fn files_test1() {
+    assert_ne!(integ_test_example::get_process_id(), 0, "Error in code");
+}
+/* Hello this is a multiline
+ * comment
+ */
+
+// Hello this is a single line comment
+
+#[test]
+fn files_test2() {
+    assert_eq!(1 + 1, 2);
+}
+
+#[test]
+#[ignore]
+fn process_test1() {
+    assert!(true);
+}

chapter1/my-first-lib/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "my-first-lib"
+version = "0.1.0"

chapter1/my-first-lib/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "my-first-lib"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[[bin]]
+name = "mymain"
+path = "src/mymain.rs"
+
+[lib]
+crate-type = ["dylib"]
+
+
+[dependencies]

chapter1/my-first-lib/src/lib.rs

@@ -0,0 +1,12 @@
+pub fn hello_from_lib(message: & str) {
+    println!("Printing Hello {} from library",message);
+}
+
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}

chapter1/my-first-lib/src/mymain.rs

@@ -0,0 +1,6 @@
+use my_first_lib::hello_from_lib;
+
+fn main() {
+    println!("Going to call library function");
+    hello_from_lib("Rust system programmer");
+}

chapter1/test-example/Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "test-example"
+version = "0.1.0"

chapter1/test-example/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "test-example"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

chapter1/test-example/src/main.rs

@@ -0,0 +1,19 @@
+use std::process;
+
+fn main() {
+    println!("{}", get_process_id());
+}
+
+fn get_process_id() -> u32 {
+    process::id()
+}
+
+#[cfg(test)]
+mod tests {
+    use super::get_process_id;
+
+    #[test]
+    fn test_if_process_id_is_returned() {
+        assert_ne!(get_process_id(), 0, "There is error in code");
+    }
+}

chapter1/test-example/tests/integration_test1.rs

@@ -0,0 +1,7 @@
+use my-process-lib;
+
+    #[test]
+    fn test_if_process_id_is_returned() {
+        assert_eq!(get_process_id(), 0, "There is error in code");
+        println!("Hello from integration test")
+    }

chapter8/sec1/Cargo.lock

@@ -0,0 +1,40 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "arc-swap"
+version = "0.4.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4d25d88fd6b8041580a654f9d0c581a047baee2b3efee13275f2fc392fc75034"
+
+[[package]]
+name = "libc"
+version = "0.2.77"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2f96b10ec2560088a8e76961b00d47107b3a625fecb76dedb29ee7ccbf98235"
+
+[[package]]
+name = "sec1"
+version = "0.1.0"
+dependencies = [
+ "signal-hook",
+]
+
+[[package]]
+name = "signal-hook"
+version = "0.1.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "604508c1418b99dfe1925ca9224829bb2a8a9a04dda655cc01fcad46f4ab05ed"
+dependencies = [
+ "libc",
+ "signal-hook-registry",
+]
+
+[[package]]
+name = "signal-hook-registry"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a3e12110bc539e657a646068aaf5eb5b63af9d0c1f7b29c97113fad80e15f035"
+dependencies = [
+ "arc-swap",
+ "libc",
+]

chapter8/sec1/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "sec1"
+version = "0.1.0"
+authors = ["peshwar9 <par.esh1937@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+signal-hook = "0.1.16"

chapter8/sec1/a.txt

@@ -0,0 +1 @@
+Hello world

chapter8/sec1/b.txt

@@ -0,0 +1,6 @@
+Cargo.lock
+Cargo.toml
+a.txt
+b.txt
+src
+target

chapter8/sec1/src/main.rs

@@ -0,0 +1,37 @@
+use std::io::Write;
+use std::io::{stdin, stdout};
+use std::process::Command;
+
+fn main() {
+    loop {
+        print!("$");
+        stdout().flush().unwrap();
+        let mut user_input = String::new();
+        stdin()
+            .read_line(&mut user_input)
+            .expect("Unable to read user input");
+        let command_to_execute = user_input.trim();
+        let command_args: Vec<&str> = command_to_execute.split_whitespace().collect();
+        let mut child = match command_args[0] {
+            "show" => match command_args[1] {
+                "files" => Command::new("ls")
+                    .args(&command_args[2..])
+                    .spawn()
+                    .expect("Unable to execute command"),
+                "process" => Command::new("ps")
+                    .args(&command_args[2..])
+                    .spawn()
+                    .expect("Unable to execute command"),
+                _ => Command::new("pwd")
+                    .args(&command_args[2..])
+                    .spawn()
+                    .expect("Unable to execute command"),
+            },
+            _ => Command::new(command_args[0])
+                .args(&command_args[1..])
+                .spawn()
+                .expect("Unable to execute command"),
+        };
+        child.wait().unwrap();
+    }
+}