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Remove url crate dependency

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This commit is contained in:
Jonas Platte 2020-04-17 19:17:26 +02:00
parent 8ba4fe4358
commit cbdbc0c38f
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GPG Key ID: 7D261D771D915378
4 changed files with 55 additions and 72 deletions
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2
Cargo.toml
View File

@ -24,7 +24,6 @@ serde = { version = "1.0.106", features = ["derive"], optional = true }
serde_json = "1.0.51"
serde_urlencoded = "0.6.1"
strum = "0.18.0"
url = { version = "2.1.1", optional = true }
[dev-dependencies]
ruma-events = "0.18.0"
@ -36,7 +35,6 @@ with-ruma-api-macros = [
"ruma-api-macros",
"ruma-identifiers",
"serde",
"url",
]
[workspace]

120
ruma-api-macros/src/api.rs
View File

@ -113,40 +113,52 @@ impl ToTokens for Api {
TokenStream::new()
};
let (url_set_path, parse_request_path) = if self.request.has_path_fields() {
let path_str = path.value();
let (request_path_string, parse_request_path) = if self.request.has_path_fields() {
let path_string = path.value();
assert!(path_str.starts_with('/'), "path needs to start with '/'");
assert!(path_string.starts_with('/'), "path needs to start with '/'");
assert!(
path_str.chars().filter(|c| *c == ':').count() == self.request.path_field_count(),
path_string.chars().filter(|c| *c == ':').count()
== self.request.path_field_count(),
"number of declared path parameters needs to match amount of placeholders in path"
);
let path_segments = path_str[1..].split('/');
let path_segment_push = path_segments.clone().map(|segment| {
let arg = if segment.starts_with(':') {
let path_var = &segment[1..];
let path_var_ident = Ident::new(path_var, Span::call_site());
quote!(&request.#path_var_ident.to_string())
} else {
quote!(#segment)
let format_call = {
let mut format_string = path_string.clone();
let mut format_args = Vec::new();
while let Some(start_of_segment) = format_string.find(':') {
// ':' should only ever appear at the start of a segment
assert_eq!(&format_string[start_of_segment - 1..start_of_segment], "/");
let end_of_segment = match format_string[start_of_segment..].find('/') {
Some(rel_pos) => start_of_segment + rel_pos,
None => format_string.len(),
};
let path_var = Ident::new(
&format_string[start_of_segment + 1..end_of_segment],
Span::call_site(),
);
format_args.push(quote! {
ruma_api::exports::percent_encoding::utf8_percent_encode(
&request.#path_var.to_string(),
ruma_api::exports::percent_encoding::NON_ALPHANUMERIC,
)
});
format_string.replace_range(start_of_segment..end_of_segment, "{}");
}
quote! {
path_segments.push(#arg);
format!(#format_string, #(#format_args),*)
}
});
let set_tokens = quote! {
// This `unwrap()` can only fail when the url is a
// cannot-be-base url like `mailto:` or `data:`, which is not
// the case for our placeholder url.
let mut path_segments = url.path_segments_mut().unwrap();
#(#path_segment_push)*
};
let path_fields = path_segments.enumerate().filter(|(_, s)| s.starts_with(':')).map(
|(i, segment)| {
let path_fields = path_string[1..]
.split('/')
.enumerate()
.filter(|(_, s)| s.starts_with(':'))
.map(|(i, segment)| {
let path_var = &segment[1..];
let path_var_ident = Ident::new(path_var, Span::call_site());
@ -176,27 +188,18 @@ impl ToTokens for Api {
}
}
}
},
);
});
let parse_tokens = quote! {
#(#path_fields,)*
};
(set_tokens, parse_tokens)
(format_call, quote! { #(#path_fields,)* })
} else {
let set_tokens = quote! {
url.set_path(metadata.path);
};
let parse_tokens = TokenStream::new();
(set_tokens, parse_tokens)
(quote! { metadata.path.to_owned() }, TokenStream::new())
};
let url_set_querystring = if let Some(field) = self.request.query_map_field() {
let request_query_string = if let Some(field) = self.request.query_map_field() {
let field_name = field.ident.as_ref().expect("expected field to have identifier");
let field_type = &field.ty;
quote! {
quote!({
// This function exists so that the compiler will throw an
// error when the type of the field with the query_map
// attribute doesn't implement IntoIterator<Item = (String, String)>
@ -214,32 +217,22 @@ impl ToTokens for Api {
assert_trait_impl::<#field_type>();
let request_query = RequestQuery(request.#field_name);
let query_str = ruma_api::exports::serde_urlencoded::to_string(
request_query,
)?;
let query_opt: Option<&str> = if query_str.is_empty() {
None
} else {
Some(&query_str)
};
url.set_query(query_opt);
}
format!("?{}", ruma_api::exports::serde_urlencoded::to_string(request_query)?)
})
} else if self.request.has_query_fields() {
let request_query_init_fields = self.request.request_query_init_fields();
quote! {
quote!({
let request_query = RequestQuery {
#request_query_init_fields
};
url.set_query(Some(&ruma_api::exports::serde_urlencoded::to_string(
request_query,
)?));
}
format!("?{}", ruma_api::exports::serde_urlencoded::to_string(request_query)?)
})
} else {
TokenStream::new()
quote! {
String::new()
}
};
let extract_request_query = if self.request.query_map_field().is_some() {
@ -440,21 +433,14 @@ impl ToTokens for Api {
#[allow(unused_mut, unused_variables)]
fn try_from(request: Request) -> Result<Self, Self::Error> {
let metadata = Request::METADATA;
// Use dummy homeserver url which has to be overwritten in
// the calling code. Previously (with http::Uri) this was
// not required, but Url::parse only accepts absolute urls.
let mut url =
ruma_api::exports::url::Url::parse("http://invalid-host-please-change/")
.unwrap();
{ #url_set_path }
{ #url_set_querystring }
let path_and_query = #request_path_string + &#request_query_string;
let mut http_request = ruma_api::exports::http::Request::new(#request_body);
*http_request.method_mut() = ruma_api::exports::http::Method::#method;
*http_request.uri_mut() = url.into_string().parse().unwrap();
*http_request.uri_mut() = ruma_api::exports::http::uri::Builder::new()
.path_and_query(path_and_query.as_str())
.build()
.unwrap();
{ #add_headers_to_request }

1
src/lib.rs
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@ -215,7 +215,6 @@ pub mod exports {
pub use serde;
pub use serde_json;
pub use serde_urlencoded;
pub use url;
}
use error::{FromHttpRequestError, FromHttpResponseError, IntoHttpError};

2
tests/conversions.rs
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@ -43,7 +43,7 @@ fn request_serde() -> Result<(), Box<dyn std::error::Error + 'static>> {
world: "test".to_owned(),
q1: "query_param_special_chars %/&@!".to_owned(),
q2: 55,
bar: "bar".to_owned(),
bar: "barVal".to_owned(),
baz: UserId::try_from("@bazme:ruma.io")?,
};