Consider alternate split points for line-too-long exemptions

crates/ruff_linter/src/rules/pycodestyle/overlong.rs

@@ -53,16 +53,24 @@ impl Overlong {
         };
 
         let mut chunks = line.split_whitespace();
-        let (Some(_), Some(second_chunk)) = (chunks.next(), chunks.next()) else {
-            // Single word / no printable chars - no way to make the line shorter.
-            return None;
-        };
+        if let (Some(_), Some(second_chunk)) = (chunks.next(), chunks.next()) {
+            // Do not enforce the line length for lines that end with a URL, as long as the URL
+            // begins before the limit.
+            let last_chunk = chunks.last().unwrap_or(second_chunk);
+            if last_chunk.contains("://") {
+                if width.get() - last_chunk.width() <= limit.value() as usize {
+                    return None;
+                }
+            }
+        } else {
+            // This is a single word. If's a URL, ignore it.
+            if line.contains("://") {
+                return None;
+            }
 
-        // Do not enforce the line length for lines that end with a URL, as long as the URL
-        // begins before the limit.
-        let last_chunk = chunks.last().unwrap_or(second_chunk);
-        if last_chunk.contains("://") {
-            if width.get() - last_chunk.width() <= limit.value() as usize {
+            // This is a single word. If there are no split points, ignore it.
+            indexer.comment_ranges()
+            if !line.contains(['(', '[', ')', ']', '{', '}', ';']) {
                 return None;
             }
         }

crates/ruff_linter/src/rules/pycodestyle/snapshots/ruff_linter__rules__pycodestyle__tests__tab_size_2.snap

@@ -79,6 +79,15 @@ E501_2.py:14:6: E501 Line too long (7 > 6)
 16 |     [1, 2]
    |
 
+E501_2.py:15:6: E501 Line too long (7 > 6)
+   |
+13 |     [12]
+14 |     [12 ]
+15 |     [1,2]
+   |         ^ E501
+16 |     [1, 2]
+   |
+
 E501_2.py:16:6: E501 Line too long (8 > 6)
    |
 14 |     [12 ]

crates/ruff_linter/src/rules/pycodestyle/snapshots/ruff_linter__rules__pycodestyle__tests__tab_size_4.snap

@@ -89,6 +89,15 @@ E501_2.py:10:3: E501 Line too long (13 > 6)
 12 | if True: # noqa: E501
    |
 
+E501_2.py:13:4: E501 Line too long (8 > 6)
+   |
+12 | if True: # noqa: E501
+13 |     [12]
+   |       ^^ E501
+14 |     [12 ]
+15 |     [1,2]
+   |
+
 E501_2.py:14:4: E501 Line too long (9 > 6)
    |
 12 | if True: # noqa: E501
@@ -99,6 +108,15 @@ E501_2.py:14:4: E501 Line too long (9 > 6)
 16 |     [1, 2]
    |
 
+E501_2.py:15:4: E501 Line too long (9 > 6)
+   |
+13 |     [12]
+14 |     [12 ]
+15 |     [1,2]
+   |       ^^^ E501
+16 |     [1, 2]
+   |
+
 E501_2.py:16:4: E501 Line too long (10 > 6)
    |
 14 |     [12 ]

crates/ruff_linter/src/rules/pycodestyle/snapshots/ruff_linter__rules__pycodestyle__tests__tab_size_8.snap

@@ -89,6 +89,15 @@ E501_2.py:10:2: E501 Line too long (21 > 6)
 12 | if True: # noqa: E501
    |
 
+E501_2.py:13:2: E501 Line too long (12 > 6)
+   |
+12 | if True: # noqa: E501
+13 |     [12]
+   |     ^^^^ E501
+14 |     [12 ]
+15 |     [1,2]
+   |
+
 E501_2.py:14:2: E501 Line too long (13 > 6)
    |
 12 | if True: # noqa: E501
@@ -99,6 +108,15 @@ E501_2.py:14:2: E501 Line too long (13 > 6)
 16 |     [1, 2]
    |
 
+E501_2.py:15:2: E501 Line too long (13 > 6)
+   |
+13 |     [12]
+14 |     [12 ]
+15 |     [1,2]
+   |     ^^^^^ E501
+16 |     [1, 2]
+   |
+
 E501_2.py:16:2: E501 Line too long (14 > 6)
    |
 14 |     [12 ]