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Workaround for RUSTDOCFLAGS='--cfg=docsrs' #2995

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Merged
merged 1 commit into from
Sep 27, 2025
+11 −10
Merged

Workaround for RUSTDOCFLAGS='--cfg=docsrs' #2995

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6 changes: 2 additions & 4 deletions serde/build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -19,9 +19,7 @@ use serde_core::__private$$ as serde_core_private;
fn main() {
println!("cargo:rerun-if-changed=build.rs");

if env::var_os("DOCS_RS").is_some() {
println!("cargo:rustc-cfg=no_serde_core");
}
println!("cargo:rustc-cfg=if_docsrs_then_no_serde_core");

let out_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap());
let patch_version = env::var("CARGO_PKG_VERSION_PATCH").unwrap();
Expand All @@ -35,12 +33,12 @@ fn main() {

if minor >= 77 {
println!("cargo:rustc-check-cfg=cfg(feature, values(\"result\"))");
println!("cargo:rustc-check-cfg=cfg(if_docsrs_then_no_serde_core)");
println!("cargo:rustc-check-cfg=cfg(no_core_cstr)");
println!("cargo:rustc-check-cfg=cfg(no_core_error)");
println!("cargo:rustc-check-cfg=cfg(no_core_net)");
println!("cargo:rustc-check-cfg=cfg(no_core_num_saturating)");
println!("cargo:rustc-check-cfg=cfg(no_diagnostic_namespace)");
println!("cargo:rustc-check-cfg=cfg(no_serde_core)");
println!("cargo:rustc-check-cfg=cfg(no_serde_derive)");
println!("cargo:rustc-check-cfg=cfg(no_std_atomic)");
println!("cargo:rustc-check-cfg=cfg(no_std_atomic64)");
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2 changes: 1 addition & 1 deletion serde_core/build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -29,12 +29,12 @@ fn main() {
};

if minor >= 77 {
println!("cargo:rustc-check-cfg=cfg(if_docsrs_then_no_serde_core)");
println!("cargo:rustc-check-cfg=cfg(no_core_cstr)");
println!("cargo:rustc-check-cfg=cfg(no_core_error)");
println!("cargo:rustc-check-cfg=cfg(no_core_net)");
println!("cargo:rustc-check-cfg=cfg(no_core_num_saturating)");
println!("cargo:rustc-check-cfg=cfg(no_diagnostic_namespace)");
println!("cargo:rustc-check-cfg=cfg(no_serde_core)");
println!("cargo:rustc-check-cfg=cfg(no_serde_derive)");
println!("cargo:rustc-check-cfg=cfg(no_std_atomic)");
println!("cargo:rustc-check-cfg=cfg(no_std_atomic64)");
Expand Down
13 changes: 8 additions & 5 deletions serde_core/src/crate_root.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -132,12 +132,12 @@ macro_rules! crate_root {
};
}

#[cfg_attr(no_serde_core, path = "core/de/mod.rs")]
#[cfg_attr(all(docsrs, if_docsrs_then_no_serde_core), path = "core/de/mod.rs")]
pub mod de;
#[cfg_attr(no_serde_core, path = "core/ser/mod.rs")]
#[cfg_attr(all(docsrs, if_docsrs_then_no_serde_core), path = "core/ser/mod.rs")]
pub mod ser;

#[cfg_attr(no_serde_core, path = "core/format.rs")]
#[cfg_attr(all(docsrs, if_docsrs_then_no_serde_core), path = "core/format.rs")]
mod format;

#[doc(inline)]
Expand All @@ -147,7 +147,10 @@ macro_rules! crate_root {

// Used by generated code. Not public API.
#[doc(hidden)]
#[cfg_attr(no_serde_core, path = "core/private/mod.rs")]
#[cfg_attr(
all(docsrs, if_docsrs_then_no_serde_core),
path = "core/private/mod.rs"
)]
mod private;

// Used by declarative macro generated code. Not public API.
Expand All @@ -162,7 +165,7 @@ macro_rules! crate_root {
include!(concat!(env!("OUT_DIR"), "/private.rs"));

#[cfg(all(not(feature = "std"), no_core_error))]
#[cfg_attr(no_serde_core, path = "core/std_error.rs")]
#[cfg_attr(all(docsrs, if_docsrs_then_no_serde_core), path = "core/std_error.rs")]
mod std_error;
};
}
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