bevy/crates/bevy_encase_derive/src/lib.rs
François 60be8759e3 add helper for macro to get either bevy::x or bevy_x depending on how it was imported (#7164)
# Objective

- It can be useful for third party crates to work independently on how bevy is imported

## Solution

- Expose an helper to get a subcrate path for macros
2023-01-11 21:12:02 +00:00

30 lines
856 B
Rust

use bevy_macro_utils::BevyManifest;
use encase_derive_impl::{implement, syn};
const ENCASE: &str = "encase";
fn bevy_encase_path() -> syn::Path {
let bevy_manifest = BevyManifest::default();
bevy_manifest
.get_subcrate("render")
.map(|bevy_render_path| {
let mut segments = bevy_render_path.segments;
segments.push(BevyManifest::parse_str("render_resource"));
syn::Path {
leading_colon: None,
segments,
}
})
.map(|path| {
let mut segments = path.segments;
segments.push(BevyManifest::parse_str(ENCASE));
syn::Path {
leading_colon: None,
segments,
}
})
.unwrap_or_else(|| bevy_manifest.get_path(ENCASE))
}
implement!(bevy_encase_path());