added picoserve feature

The derived struct can now server as a PathRouter from picoserve
This commit is contained in:
Niklas Kapelle 2025-07-29 15:57:42 +02:00
parent 7b110a43b4
commit 44e2abfeaf
Signed by: niklas
GPG Key ID: 4EB651B36D841D16
3 changed files with 246 additions and 1 deletions

189
Cargo.lock generated
View File

@ -2,15 +2,141 @@
# It is not intended for manual editing.
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"data-encoding",
"embedded-io-async",
"futures-util",
"heapless",
"lhash",
"picoserve_derive",
"ryu",
"serde",
"serde-json-core",
"thiserror",
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@ -29,6 +155,49 @@ dependencies = [
"proc-macro2",
]
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@ -40,6 +209,26 @@ dependencies = [
"unicode-ident",
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View File

@ -11,7 +11,12 @@ readme = "README.md"
[lib]
proc-macro = true
[features]
default = []
picoserve = ["dep:picoserve"]
[dependencies]
picoserve = {version = "0.16.0", optional = true }
proc-macro2 = "1"
quote = "1"
syn = { version = "2", features = ["full"] }

View File

@ -61,11 +61,17 @@ pub fn embed(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
match_arms.push(arm);
}
let expanded = match mode {
#[allow(unused_mut)]
let mut expanded = match mode {
EmbedMode::Bytes => generate_byte_impl(struct_name, match_arms),
EmbedMode::Str => generate_str_impl(struct_name, match_arms),
};
#[cfg(feature = "picoserve")]
{
expanded.extend(generate_picoserv_impl(struct_name));
}
proc_macro::TokenStream::from(expanded)
}
@ -163,3 +169,48 @@ fn generate_str_impl(
}
}
}
#[cfg(feature = "picoserve")]
fn generate_picoserv_impl(struct_name: &Ident) -> proc_macro2::TokenStream {
quote! {
impl<State, CurrentPathParameters> picoserve::routing::PathRouterService<State, CurrentPathParameters> for #struct_name {
async fn call_request_handler_service<
R: picoserve::io::embedded_io_async::Read,
W: picoserve::response::ResponseWriter<Error = R::Error>,
>(
&self,
state: &State,
current_path_parameters: CurrentPathParameters,
path: picoserve::request::Path<'_>,
request: picoserve::request::Request<'_, R>,
response_writer: W,
) -> Result<picoserve::ResponseSent, W::Error> {
let requested_path = path.encoded();
let requested_file = if requested_path.is_empty() {
Self::get("index.html")
} else if let Some(striped_path) = requested_path.strip_prefix("/") {
Self::get(striped_path)
} else {
None
};
match requested_file {
Some(content) => {
let response =
picoserve::response::Response::new(picoserve::response::StatusCode::OK, content);
response_writer
.write_response(request.body_connection.finalize().await.unwrap(), response)
.await
}
None => {
use picoserve::routing::PathRouter;
picoserve::routing::NotFound.call_path_router(state,current_path_parameters,path,request,response_writer).await
}
}
}
}
}
}