Ensure build scripts and dev features account for getrandom config

Author: Bluefinger

.github/workflows/ci.yml

@@ -172,6 +172,8 @@ jobs:
         with:
           target: wasm32-unknown-unknown
       - name: Check wasm
+        env:
+          RUSTFLAGS: --cfg getrandom_backend="wasm_js"
         run: cargo check --target wasm32-unknown-unknown
 
   build-wasm-atomics:
@@ -197,7 +199,7 @@ jobs:
       - name: Check wasm
         run: cargo check --target wasm32-unknown-unknown -Z build-std=std,panic_abort
         env:
-          RUSTFLAGS: "-C target-feature=+atomics,+bulk-memory -D warnings"
+          RUSTFLAGS: '-C target-feature=+atomics,+bulk-memory -D warnings --cfg getrandom_backend="wasm_js"'
 
   markdownlint:
     runs-on: ubuntu-latest

.github/workflows/validation-jobs.yml

@@ -112,6 +112,8 @@ jobs:
           cd ../..
 
       - name: First Wasm build
+        env:
+          RUSTFLAGS: --cfg getrandom_backend="wasm_js"
         run: |
           cargo build --release --example testbed_ui --target wasm32-unknown-unknown
 

Cargo.toml

@@ -533,6 +533,7 @@ smol-hyper = "0.1"
 ureq = { version = "2.10.1", features = ["json"] }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
+getrandom = { version = "0.3", features = ["wasm_js"] }
 wasm-bindgen = { version = "0.2" }
 web-sys = { version = "0.3", features = ["Window"] }
 

crates/bevy_render/Cargo.toml

@@ -88,7 +88,9 @@ thiserror = { version = "2", default-features = false }
 derive_more = { version = "1", default-features = false, features = ["from"] }
 futures-lite = "2.0.1"
 ktx2 = { version = "0.3.0", optional = true }
-encase = { git = "https://github.com/waywardmonkeys/encase/", branch = "update-deps", features = ["glam"] }
+encase = { git = "https://github.com/waywardmonkeys/encase/", branch = "update-deps", features = [
+  "glam",
+] }
 # For wgpu profiling using tracing. Use `RUST_LOG=info` to also capture the wgpu spans.
 profiling = { version = "1", features = [
   "profile-with-tracing",

tools/build-wasm-example/src/main.rs

@@ -77,7 +77,9 @@ fn main() {
             sh,
             "cargo build {parameters...} --profile release --target wasm32-unknown-unknown --example {example}"
         );
-        cmd.run().expect("Error building example");
+        cmd.env("RUSTFLAGS", "--cfg getrandom_backend=\"wasm_js\"")
+            .run()
+            .expect("Error building example");
 
         cmd!(
             sh,