Merge pull request #12 from rickrain/ci-fmt

add cargo fmt to CI

Author: rickrain

.github/workflows/ci.yml

@@ -18,7 +18,9 @@ jobs:
     - uses: actions/checkout@v4
     - name: Build
       run: cargo build --verbose
-    - name: Run tests
+    - name: Run Tests
       run: cargo test --verbose
     - name: Clippy
       run: cargo clippy -- -D warnings
+    - name: Format
+      run: cargo fmt --check

src/prob_0003_longest_substring/mod.rs

@@ -21,7 +21,7 @@ impl Solution {
                     curr_substr_start_idx += 1;
                 }
             }
-            
+
             curr_substr = &s[curr_substr_start_idx..=idx];
             longest_substr = longest_substr.max(curr_substr.len());
         }