mirror of
https://github.com/actix/actix-web.git
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103 lines
2.7 KiB
Rust
103 lines
2.7 KiB
Rust
//! A Collection of Header implementations for common HTTP Headers.
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//!
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//! ## Mime Types
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//! Several header fields use MIME values for their contents. Keeping with the strongly-typed theme,
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//! the [mime] crate is used in such headers as [`ContentType`] and [`Accept`].
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use std::fmt;
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use bytes::{Bytes, BytesMut};
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// re-export from actix-http
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// - header name / value types
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// - relevant traits for converting to header name / value
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// - all const header names
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// - header map
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// - the few typed headers from actix-http
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// - header parsing utils
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pub use actix_http::header::*;
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mod accept;
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mod accept_charset;
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mod accept_encoding;
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mod accept_language;
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mod allow;
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mod cache_control;
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mod content_disposition;
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mod content_language;
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mod content_range;
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mod content_type;
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mod date;
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mod encoding;
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mod entity;
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mod etag;
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mod expires;
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mod if_match;
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mod if_modified_since;
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mod if_none_match;
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mod if_range;
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mod if_unmodified_since;
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mod last_modified;
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mod macros;
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mod preference;
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mod range;
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#[cfg(test)]
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pub(crate) use macros::common_header_test;
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pub(crate) use macros::{common_header, common_header_test_module};
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pub use self::accept::Accept;
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pub use self::accept_charset::AcceptCharset;
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pub use self::accept_encoding::AcceptEncoding;
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pub use self::accept_language::AcceptLanguage;
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pub use self::allow::Allow;
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pub use self::cache_control::{CacheControl, CacheDirective};
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pub use self::content_disposition::{ContentDisposition, DispositionParam, DispositionType};
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pub use self::content_language::ContentLanguage;
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pub use self::content_range::{ContentRange, ContentRangeSpec};
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pub use self::content_type::ContentType;
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pub use self::date::Date;
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pub use self::encoding::Encoding;
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pub use self::entity::EntityTag;
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pub use self::etag::ETag;
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pub use self::expires::Expires;
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pub use self::if_match::IfMatch;
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pub use self::if_modified_since::IfModifiedSince;
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pub use self::if_none_match::IfNoneMatch;
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pub use self::if_range::IfRange;
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pub use self::if_unmodified_since::IfUnmodifiedSince;
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pub use self::last_modified::LastModified;
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pub use self::preference::Preference;
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pub use self::range::{ByteRangeSpec, Range};
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/// Format writer ([`fmt::Write`]) for a [`BytesMut`].
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#[derive(Debug, Default)]
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struct Writer {
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buf: BytesMut,
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}
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impl Writer {
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/// Constructs new bytes writer.
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pub fn new() -> Writer {
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Writer::default()
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}
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/// Splits bytes out of writer, leaving writer buffer empty.
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pub fn take(&mut self) -> Bytes {
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self.buf.split().freeze()
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}
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}
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impl fmt::Write for Writer {
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#[inline]
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fn write_str(&mut self, s: &str) -> fmt::Result {
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self.buf.extend_from_slice(s.as_bytes());
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Ok(())
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}
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#[inline]
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fn write_fmt(&mut self, args: fmt::Arguments<'_>) -> fmt::Result {
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fmt::write(self, args)
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}
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}
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