Merge branch 'pub-robot' into 'master'

pub-issues

See merge request mhart/DancingDroids!34

src/robot.rs

@@ -1,19 +1,19 @@
 /// A Robot *aka droid* is represented here.
 /// Each robot must have a unique id.
 pub struct Robot {
-    id: u32,
+    pub id: u32,
-    o: Orientation,
+    pub o: Orientation,
-    p: Position,
+    pub p: Position,
     i: Vec<char>,
 }
 
 impl Robot {
     /// Create new `Robot` with given id, `Orientation`, `Position` and instructions.
-    fn new(id: u32, o: Orientation, p: Position, i: Vec<char>) -> Robot {
+    pub fn new(id: u32, o: Orientation, p: Position, i: Vec<char>) -> Robot {
         Robot { id, o, p, i }
     }
     /// Apply given instruction to a `Robot`.
-    fn execute_instruction(&mut self) {
+    pub fn execute_instruction(&mut self) {
         match self.i.pop() {
             Some(instruction) => match instruction {
                 'L' => match self.o {
@@ -42,7 +42,7 @@ impl Robot {
 }
 
 /// Enum to store all possible orientations.
-enum Orientation {
+pub enum Orientation {
     N,
     E,
     S,
@@ -51,9 +51,9 @@ enum Orientation {
 
 /// Struct to store robot position.
 #[derive(PartialEq, Eq, Hash)]
-struct Position {
+pub struct Position {
-    x: i32,
+    pub x: i32,
-    y: i32,
+    pub y: i32,
 }
 
 #[cfg(test)]