Auto merge of #10751 - zwn:tidy-start-operator, r=Wafflespeanut

Report lines starting with && in tidy

Partial implementation of the issue #10692 (the easy part).

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3 files changed, 8 insertions, 2 deletions

diff --git a/python/tidy/servo_tidy/tidy.py b/python/tidy/servo_tidy/tidy.py
index 0baa11dfe90..aca74956c6f 100644
--- a/python/tidy/servo_tidy/tidy.py
+++ b/python/tidy/servo_tidy/tidy.py
@@ -378,6 +378,7 @@ def check_rust(file_name, lines):
             (r": &Vec<", "use &[T] instead of &Vec<T>", no_filter),
             # No benefit over using &str
             (r": &String", "use &str instead of &String", no_filter),
+            (r"^&&", "operators should go at the end of the first line", no_filter),
         ]
 
         for pattern, message, filter_func in regex_rules:
@@ -647,6 +648,7 @@ def scan(faster=False, progress=True):
     error = None
     for error in errors:
         print "\r\033[94m{}\033[0m:\033[93m{}\033[0m: \033[91m{}\033[0m".format(*error)
+    print
     if error is None:
-        print "\n\033[92mtidy reported no errors.\033[0m"
+        print "\033[92mtidy reported no errors.\033[0m"
     return int(error is not None)
diff --git a/python/tidy/servo_tidy_tests/rust_tidy.rs b/python/tidy/servo_tidy_tests/rust_tidy.rs
index 680b527f679..580f9e2ea96 100644
--- a/python/tidy/servo_tidy_tests/rust_tidy.rs
+++ b/python/tidy/servo_tidy_tests/rust_tidy.rs
@@ -32,6 +32,9 @@ impl test {
     }
 
     fn test_fun2(y : &String, z : &Vec<f32>) -> f32 {
-        1
+        let x = true;
+        x
+            && x;
     }
+
 }
diff --git a/python/tidy/servo_tidy_tests/test_tidy.py b/python/tidy/servo_tidy_tests/test_tidy.py
index 69bb4ae4e46..f61c7961195 100644
--- a/python/tidy/servo_tidy_tests/test_tidy.py
+++ b/python/tidy/servo_tidy_tests/test_tidy.py
@@ -70,6 +70,7 @@ class CheckTidiness(unittest.TestCase):
         self.assertEqual('extra space before :', errors.next()[2])
         self.assertEqual('use &[T] instead of &Vec<T>', errors.next()[2])
         self.assertEqual('use &str instead of &String', errors.next()[2])
+        self.assertEqual('operators should go at the end of the first line', errors.next()[2])
         self.assertNoMoreErrors(errors)
 
     def test_spec_link(self):