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Some explanatory comments

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This commit is contained in:
Benjamin Sago 2017-05-19 09:27:38 +01:00
parent 5537dd9b99
commit d82e7b8e5c
2 changed files with 10 additions and 3 deletions
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4
src/fs/fields.rs
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@ -135,6 +135,10 @@ pub enum Size {
///
/// This is what ls does as well. Without it, the devices will just have
/// file sizes of zero.
///
/// You can see what these device numbers mean:
/// - http://www.lanana.org/docs/device-list/
/// - http://www.lanana.org/docs/device-list/devices-2.6+.txt
DeviceIDs {
major: u8,
minor: u8,

9
src/fs/file.rs
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@ -259,11 +259,14 @@ impl<'dir> File<'dir> {
f::Group(self.metadata.gid())
}
/// This file's size, if it's a regular file.
/// This file’s size, if it’s a regular file.
///
/// For directories, no size is given. Although they do have a size on
/// some filesystems, I've never looked at one of those numbers and gained
/// any information from it. So it's going to be hidden instead.
/// some filesystems, I’ve never looked at one of those numbers and gained
/// any information from it. So it’s going to be hidden instead.
///
/// Block and character devices return their device IDs, because they
/// usually just have a file size of zero.
pub fn size(&self) -> f::Size {
if self.is_directory() {
f::Size::None