diff options
Diffstat (limited to 'library/std/src/sys/unsupported/args.rs')
-rw-r--r-- | library/std/src/sys/unsupported/args.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/library/std/src/sys/unsupported/args.rs b/library/std/src/sys/unsupported/args.rs new file mode 100644 index 000000000..a2d75a619 --- /dev/null +++ b/library/std/src/sys/unsupported/args.rs @@ -0,0 +1,36 @@ +use crate::ffi::OsString; +use crate::fmt; + +pub struct Args {} + +pub fn args() -> Args { + Args {} +} + +impl fmt::Debug for Args { + fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + f.debug_list().finish() + } +} + +impl Iterator for Args { + type Item = OsString; + fn next(&mut self) -> Option<OsString> { + None + } + fn size_hint(&self) -> (usize, Option<usize>) { + (0, Some(0)) + } +} + +impl ExactSizeIterator for Args { + fn len(&self) -> usize { + 0 + } +} + +impl DoubleEndedIterator for Args { + fn next_back(&mut self) -> Option<OsString> { + None + } +} |