pub struct Multipart { /* private fields */ }
This is supported on crate feature
multipart
only.Expand description
An extractor that parses multipart/form-data
requests commonly used with
file uploads.
Errors
Example
use poem::{
error::{BadRequest, Error},
web::Multipart,
Result,
};
async fn upload(mut multipart: Multipart) -> Result<()> {
while let Some(field) = multipart.next_field().await? {
let data = field.bytes().await.map_err(BadRequest)?;
println!("{} bytes", data.len());
}
Ok(())
}
Implementations
sourceimpl Multipart
impl Multipart
sourcepub async fn next_field(&mut self) -> Result<Option<Field>, ParseMultipartError>
pub async fn next_field(&mut self) -> Result<Option<Field>, ParseMultipartError>
Yields the next Field
if available.
Trait Implementations
sourceimpl<'a> FromRequest<'a> for Multipart
impl<'a> FromRequest<'a> for Multipart
sourcefn from_request<'life0, 'async_trait>(
req: &'a Request,
body: &'life0 mut RequestBody
) -> Pin<Box<dyn Future<Output = Result<Self>> + Send + 'async_trait>> where
'a: 'async_trait,
'life0: 'async_trait,
Self: 'async_trait,
fn from_request<'life0, 'async_trait>(
req: &'a Request,
body: &'life0 mut RequestBody
) -> Pin<Box<dyn Future<Output = Result<Self>> + Send + 'async_trait>> where
'a: 'async_trait,
'life0: 'async_trait,
Self: 'async_trait,
Extract from request head and body.
Auto Trait Implementations
impl !RefUnwindSafe for Multipart
impl Send for Multipart
impl Sync for Multipart
impl Unpin for Multipart
impl !UnwindSafe for Multipart
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> FutureExt for T
impl<T> FutureExt for T
sourcefn with_context(self, otel_cx: Context) -> WithContext<Self>
fn with_context(self, otel_cx: Context) -> WithContext<Self>
sourcefn with_current_context(self) -> WithContext<Self>
fn with_current_context(self) -> WithContext<Self>
sourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
fn vzip(self) -> V
sourceimpl<T> WithSubscriber for T
impl<T> WithSubscriber for T
sourcefn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
Attaches the provided Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
sourcefn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more