Merge 40e2330e8d into 8d0aa11a35

docs: add gerases as a contributor for content

.all-contributorsrc

@@ -2550,6 +2550,15 @@
       "contributions": [
         "content"
       ]
+    },
+    {
+      "login": "gerases",
+      "name": "gerases",
+      "avatar_url": "https://avatars.githubusercontent.com/u/8953623?v=4",
+      "profile": "https://github.com/gerases",
+      "contributions": [
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,

AUTHORS.md

@@ -360,6 +360,9 @@ authors.
       <td align="center" valign="top" width="12.5%"><a href="https://github.com/neuschaefer"><img src="https://avatars.githubusercontent.com/u/1021512?v=4?s=100" width="100px;" alt="J. Neuschäfer"/><br /><sub><b>J. Neuschäfer</b></sub></a><br /><a href="https://github.com/rust-lang/rustlings/commits?author=neuschaefer" title="Code">💻</a></td>
       <td align="center" valign="top" width="12.5%"><a href="https://scooterhacking.org"><img src="https://avatars.githubusercontent.com/u/58905488?v=4?s=100" width="100px;" alt="Bastian Pedersen"/><br /><sub><b>Bastian Pedersen</b></sub></a><br /><a href="#content-bastianpedersen" title="Content">🖋</a></td>
     </tr>
+    <tr>
+      <td align="center" valign="top" width="12.5%"><a href="https://github.com/gerases"><img src="https://avatars.githubusercontent.com/u/8953623?v=4?s=100" width="100px;" alt="gerases"/><br /><sub><b>gerases</b></sub></a><br /><a href="#content-gerases" title="Content">🖋</a></td>
+    </tr>
   </tbody>
 </table>
 

exercises/11_hashmaps/hashmaps3.rs

@@ -36,7 +36,7 @@ fn build_scores_table(results: String) -> HashMap<String, Team> {
         let team_2_score: u8 = v[3].parse().unwrap();
         // TODO: Populate the scores table with details extracted from the
         // current line. Keep in mind that goals scored by team_1
-        // will be the number of goals conceded from team_2, and similarly
+        // will be the number of goals conceded by team_2, and similarly
         // goals scored by team_2 will be the number of goals conceded by
         // team_1.
     }

exercises/structs/structs4.rs

@@ -0,0 +1,62 @@
+// structs4.rs
+// Structs can have methods and the first parameter is always self. In this exercise
+// we have defined the Planet struct and we want to test some logic attached to it,
+// make the code compile and the tests pass! If you have issues execute `rustlings hint structs4`
+
+// I AM NOT DONE
+
+#[derive(Debug)]
+struct Planet {
+    has_life: bool,
+    radius : u32
+}
+
+impl Planet {
+    fn new(radius: u32) -> Planet {
+        // Something goes here...
+    }
+
+    fn has_life(???) -> bool {
+        // Something goes here...
+    }
+
+    fn change_radius(???) {
+        // Something goes here...
+    }
+
+    fn create_life(???) {
+        // Something goes here... 
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn create_planet() {
+
+        let planet = Planet::new(1000);
+
+        assert_eq!(planet.radius, 1000);
+        assert_eq!(planet.has_life(), false);
+    }
+
+    #[test]
+    fn add_life_to_planet() {
+        let planet = Planet::new(1000);
+
+        planet.create_life();
+        
+        assert_eq!(planet.has_life(), true);
+    }
+
+    #[test]
+    fn change_radius_of_planet() {
+        let mut planet = Planet::new(1000);
+
+        planet.change_radius(2000);
+        
+        assert_eq!(planet.radius, 2000);
+    }
+}

info.toml

@@ -454,6 +454,16 @@ the `Package` struct that this relates to?
 Have a look in The Book, to find out more about method implementations:
 https://doc.rust-lang.org/book/ch05-03-method-syntax.html"""
 
+[[exercises]]
+name = "structs4"
+path = "exercises/structs/structs4.rs"
+mode = "test"
+hint = """
+The signature of methods must be different depending on the fact that attributes of an instance are
+read or written. How do we do that in Rust?
+
+Have a look in The Book, to find out more about method implementations: https://doc.rust-lang.org/book/ch05-03-method-syntax.html"""
+
 # ENUMS
 
 [[exercises]]