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use crate::errors::{Error, ErrorKind};↩
use crate::tokio::File;↩
use std::io;↩
use std::path::Path;↩
use tokio::fs::OpenOptions as TokioOpenOptions;↩
/// Options and flags which can be used to configure how a file is opened.↩
///↩
/// This is a wrapper around [`tokio::fs::OpenOptions`].↩
#[derive(Clone, Debug, Default)]↩
#[cfg_attr(docsrs, doc(cfg(feature = "tokio")))]↩
pub struct OpenOptions {↩
tokio: TokioOpenOptions,↩
}↩
impl OpenOptions {↩
/// Creates a blank new set of options ready for configuration.↩
///↩
/// All options are initially set to `false`.↩
///↩
/// This is a wrapped version of [`tokio::fs::OpenOptions::new`]↩
///↩
/// # Examples↩
///↩
/// ```no_run↩
/// use fs_err::tokio::OpenOptions;↩
///↩
/// let mut options = OpenOptions::new();↩
/// let future = options.read(true).open("foo.txt");↩
/// ```↩
pub fn new() -> OpenOptions {↩
OpenOptions {↩
tokio: TokioOpenOptions::new(),↩
}↩
}↩
/// Wrapper for [`tokio::fs::OpenOptions::read`].↩
pub fn read(&mut self, read: bool) -> &mut OpenOptions {↩
self.tokio.read(read);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::write`].↩
pub fn write(&mut self, write: bool) -> &mut OpenOptions {↩
self.tokio.write(write);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::append`].↩
pub fn append(&mut self, append: bool) -> &mut OpenOptions {↩
self.tokio.append(append);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::truncate`].↩
pub fn truncate(&mut self, truncate: bool) -> &mut OpenOptions {↩
self.tokio.truncate(truncate);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::create`].↩
pub fn create(&mut self, create: bool) -> &mut OpenOptions {↩
self.tokio.create(create);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::create_new`].↩
pub fn create_new(&mut self, create_new: bool) -> &mut OpenOptions {↩
self.tokio.create_new(create_new);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::open`].↩
pub async fn open(&self, path: impl AsRef<Path>) -> io::Result<File> {↩
let path = path.as_ref();↩
self.tokio↩
.open(path)↩
.await↩
.map(|f| File::from_parts(f, path))↩
.map_err(|err| Error::build(err, ErrorKind::OpenFile, path))↩
}↩
}↩
#[cfg(unix)]↩
impl OpenOptions {↩
/// Wrapper for [`tokio::fs::OpenOptions::mode`].↩
pub fn mode(&mut self, mode: u32) -> &mut OpenOptions {↩
self.tokio.mode(mode);↩
self
}↩
/// Wrapper for [`tokio::fs::OpenOptions::custom_flags`].↩
pub fn custom_flags(&mut self, flags: i32) -> &mut OpenOptions {↩
self.tokio.custom_flags(flags);↩
self
}↩
}↩
impl From<std::fs::OpenOptions> for OpenOptions {↩
fn from(std: std::fs::OpenOptions) -> Self {↩
OpenOptions { tokio: std.into() }↩
}↩
}↩
impl From<TokioOpenOptions> for OpenOptions {↩
fn from(tokio: TokioOpenOptions) -> Self {↩
OpenOptions { tokio }↩
}↩
}↩