Extract build.rs

crates/nu-errors/Cargo.toml

@@ -24,3 +24,6 @@ subprocess = "0.1.18"
 serde_yaml = "0.8"
 toml = "0.5.5"
 serde_json = "1.0.41"
+
+[build-dependencies]
+nu-build = { version = "0.1.0", path = "../nu-build" }

crates/nu-errors/build.rs

@@ -0,0 +1,3 @@
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    nu_build::build()
+}