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Rebuild test-runtime if substrate binary is updated #362

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merged 3 commits into from
Dec 10, 2021
Merged

Rebuild test-runtime if substrate binary is updated #362

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55e6b4d
Re-run test-runtime build script if the substrate binary changes
jsdw Dec 10, 2021
e0a9804
cargo fmt
jsdw Dec 10, 2021
8a3ff43
Can => Cannot
jsdw Dec 10, 2021
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1 change: 1 addition & 0 deletions test-runtime/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -12,3 +12,4 @@ codec = { package = "parity-scale-codec", version = "2", default-features = fals
subxt = { path = ".." }
sp-core = { package = "sp-core", git = "https://github.com/paritytech/substrate/", branch = "master" }
async-std = { version = "1.9.0", features = ["attributes", "tokio1"] }
which = "4.2.2"
8 changes: 8 additions & 0 deletions test-runtime/build.rs
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Expand Up @@ -113,6 +113,14 @@ async fn run() {
fs::write(&runtime_path, runtime_api_contents)
.expect("Couldn't write runtime rust output");

let substrate_path =
which::which(substrate_bin).expect("Cannot resolve path to substrate binary");

// Re-build if the substrate binary we're pointed to changes (mtime):
println!(
"cargo:rerun-if-changed={}",
substrate_path.to_string_lossy()
);
// Re-build if we point to a different substrate binary:
println!("cargo:rerun-if-env-changed={}", SUBSTRATE_BIN_ENV_VAR);
// Re-build if this file changes:
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