mirror of https://github.com/fafhrd91/actix-web
59 lines
1.3 KiB
Rust
59 lines
1.3 KiB
Rust
use std::mem;
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use crate::Path;
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use crate::resource::ResourceMatchInfo;
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// TODO: this trait is necessary, document it
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// see impl Resource for ServiceRequest
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pub trait Resource {
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/// Type of resource's path returned in `resource_path`.
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type Path: ResourcePath;
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fn resource_path(&mut self) -> &mut Path<Self::Path>;
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fn resolve_path(&mut self, match_info: ResourceMatchInfo<'_>) {
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let path = self.resource_path();
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match match_info {
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ResourceMatchInfo::Static { matched_len } => {
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path.skip(matched_len);
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}
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ResourceMatchInfo::Dynamic { matched_len, matched_vars, mut segments } => {
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for i in 0..matched_vars.len() {
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path.add(matched_vars[i], mem::take(&mut segments[i]));
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}
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path.skip(matched_len);
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}
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}
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}
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}
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pub trait ResourcePath {
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fn path(&self) -> &str;
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}
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impl ResourcePath for String {
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fn path(&self) -> &str {
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self.as_str()
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}
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}
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impl ResourcePath for &str {
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fn path(&self) -> &str {
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self
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}
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}
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impl ResourcePath for bytestring::ByteString {
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fn path(&self) -> &str {
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self
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}
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}
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#[cfg(feature = "http")]
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impl ResourcePath for http::Uri {
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fn path(&self) -> &str {
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self.path()
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}
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}
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