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layer.rs
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layer.rs
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use super::Decompression;
use crate::compression_utils::AcceptEncoding;
use tower_layer::Layer;
/// Decompresses response bodies of the underlying service.
///
/// This adds the `Accept-Encoding` header to requests and transparently decompresses response
/// bodies based on the `Content-Encoding` header.
///
/// See the [module docs](crate::decompression) for more details.
#[derive(Debug, Default, Clone)]
pub struct DecompressionLayer {
accept: AcceptEncoding,
}
impl<S> Layer<S> for DecompressionLayer {
type Service = Decompression<S>;
fn layer(&self, service: S) -> Self::Service {
Decompression {
inner: service,
accept: self.accept,
}
}
}
impl DecompressionLayer {
/// Creates a new `DecompressionLayer`.
pub fn new() -> Self {
Default::default()
}
/// Sets whether to request the gzip encoding.
#[cfg(feature = "decompression-gzip")]
pub fn gzip(mut self, enable: bool) -> Self {
self.accept.set_gzip(enable);
self
}
/// Sets whether to request the Deflate encoding.
#[cfg(feature = "decompression-deflate")]
pub fn deflate(mut self, enable: bool) -> Self {
self.accept.set_deflate(enable);
self
}
/// Sets whether to request the Brotli encoding.
#[cfg(feature = "decompression-br")]
pub fn br(mut self, enable: bool) -> Self {
self.accept.set_br(enable);
self
}
/// Disables the gzip encoding.
///
/// This method is available even if the `gzip` crate feature is disabled.
pub fn no_gzip(mut self) -> Self {
self.accept.set_gzip(false);
self
}
/// Disables the Deflate encoding.
///
/// This method is available even if the `deflate` crate feature is disabled.
pub fn no_deflate(mut self) -> Self {
self.accept.set_deflate(false);
self
}
/// Disables the Brotli encoding.
///
/// This method is available even if the `br` crate feature is disabled.
pub fn no_br(mut self) -> Self {
self.accept.set_br(false);
self
}
}