openapi_struct_gen/
lib.rs

1#[cfg(feature = "build")]
2pub mod error;
3#[cfg(feature = "build")]
4mod generate;
5#[cfg(feature = "build")]
6mod parse;
7
8#[cfg(feature = "build")]
9use crate::error::GenError;
10#[cfg(feature = "build")]
11use openapiv3::OpenAPI;
12
13#[cfg(feature = "build")]
14pub fn generate<P1: AsRef<std::path::Path>, P2: AsRef<std::path::Path>>(
15    schema_filename: P1,
16    output_filename: P2,
17    derivatives: Option<&[&str]>,
18    imports: Option<&[(&str, &str)]>,
19    annotations_before: Option<&[(&str, Option<&[&str]>)]>,
20    annotations_after: Option<&[(&str, Option<&[&str]>)]>,
21) -> Result<(), GenError> {
22    let schema_filename = schema_filename.as_ref();
23    let data = std::fs::read_to_string(schema_filename)?;
24    let oapi: OpenAPI = match schema_filename.extension().map(|s| s.to_str().unwrap()) {
25        Some("json") => serde_json::from_str(&data)?,
26        Some("yaml") | Some("yml") => serde_yaml::from_str(&data)?,
27        o => return Err(GenError::WrongFileExtension(o.map(|s| s.to_owned()))),
28    };
29    let schemas_map = parse::parse_schema(oapi);
30    let resp = generate::generate(
31        schemas_map,
32        derivatives,
33        imports,
34        annotations_before,
35        annotations_after,
36    );
37    std::fs::write(output_filename, resp)?;
38    Ok(())
39}
40
41#[macro_export]
42macro_rules! include {
43    ($package: tt) => {
44        include!(concat!(env!("OUT_DIR"), concat!("/", $package, ".rs")));
45    };
46}