| @@ -1425,6 +1425,11 @@ impl PathBuf { |
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| 1425 |
1425 |
/// If `extension` is the empty string, [`self.extension`] will be [`None`] |
| 1426 |
1426 |
/// afterwards, not `Some("")`. |
| 1427 |
1427 |
/// |
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1428 |
+ /// # Panics |
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1429 |
+ /// |
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1430 |
+ /// Panics if the passed extension contains a path separator (see |
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1431 |
+ /// [`is_separator`]). |
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1432 |
+ /// |
| 1428 |
1433 |
/// # Caveats |
| 1429 |
1434 |
/// |
| 1430 |
1435 |
/// The new `extension` may contain dots and will be used in its entirety, |
| @@ -1470,6 +1475,14 @@ impl PathBuf { |
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| 1470 |
1475 |
} |
| 1471 |
1476 |
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| 1472 |
1477 |
fn _set_extension(&mut self, extension: &OsStr) -> bool { |
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1478 |
+for &b in extension.as_encoded_bytes() { |
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1479 |
+if b < 128 { |
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1480 |
+if is_separator(b as char) { |
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1481 |
+panic!("extension cannot contain path separators: {:?}", extension); |
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1482 |
+} |
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1483 |
+} |
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1484 |
+} |
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1485 |
+ |
| 1473 |
1486 |
let file_stem = match self.file_stem() { |
| 1474 |
1487 |
None => return false, |
| 1475 |
1488 |
Some(f) => f.as_encoded_bytes(), |