Started Rust in Action MEAP.

4 files changed, 79 insertions, 0 deletions

diff --git a/rust-book/structs/Cargo.lock b/rust-book/structs/Cargo.lock
new file mode 100755
index 0000000..25b0b72
--- /dev/null
+++ b/rust-book/structs/Cargo.lock
@@ -0,0 +1,4 @@
+[[package]]
+name = "structs"
+version = "0.1.0"
+
diff --git a/rust-book/structs/Cargo.toml b/rust-book/structs/Cargo.toml
new file mode 100755
index 0000000..e61ea2a
--- /dev/null
+++ b/rust-book/structs/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "structs"
+version = "0.1.0"
+authors = ["Adam Carpenter <carpenat@ES.AD.ADP.COM>"]
+edition = "2018"
+
+[dependencies]
diff --git a/rust-book/structs/src/main.rs b/rust-book/structs/src/main.rs
new file mode 100755
index 0000000..cf93866
--- /dev/null
+++ b/rust-book/structs/src/main.rs
@@ -0,0 +1,32 @@
+#[derive(Debug)]
+struct Rectangle {
+    width: u32,
+    height: u32,
+}
+
+impl Rectangle {
+
+    fn area(&self) -> u32 {
+        self.width * self.height
+    }
+
+    fn can_hold(&self, other: &Rectangle ) -> bool {
+        self.width > other.width && self.height > other.height
+    }
+
+}
+
+fn main() {
+    let rect1 = Rectangle {
+        width: 30,
+        height: 50,
+    };
+    let rect2 = Rectangle {
+        width: 3,
+        height: 5,
+    };
+    println!("{:#?}", rect1);
+    println!("The area of the rectangle is {} square pixels.", rect1.area());
+    println!("{}", rect1.can_hold(&rect2));
+}
+
diff --git a/rust-book/structs/src/main.rs.bak b/rust-book/structs/src/main.rs.bak
new file mode 100755
index 0000000..361b225
--- /dev/null
+++ b/rust-book/structs/src/main.rs.bak
@@ -0,0 +1,36 @@
+struct User {
+    username: String,
+    email: String,
+    sign_in_count: u64,
+    active: bool,
+}
+
+fn main() {
+//    let mut user1 = User {
+//        email: String::from("test@tester.net"),
+//        username: String::from("testytester"),
+//        active: true,
+//        sign_in_count: 999,
+//    };
+//    let user1 = build_user(String::from("dennis.nedry@adp.com"), String::from("nedryland"));
+//    let user2 = User {
+//        email: String::from("john.hammond@adp.com"),
+//        username: String::from("spare_no_expense"),
+//        ..user1
+//    };
+//    println!("{} {} {} {}", user2.email, user2.username, user2.active, user2.sign_in_count);
+
+    struct Color(u32, u32, u32);
+    struct Point(i32, i32, i32);
+    let black = Color(0, 0, 0);
+    let origin = Point(0, -1, 0);
+}
+
+fn build_user(email: String, username: String) -> User {
+    User {
+        email,
+        username,
+        active: true,
+        sign_in_count: 1,
+    }
+}