Fix too many locals in wasm binary (#1159)

Split function into smaller non-inlinable ones

this fixes the issue that rust creates too many wasm locals in non-optimized
builds. That lead to a compile error in such builds.

Co-authored-by: Keavon Chambers <keavon@keavon.com>

node-graph/interpreted-executor/src/node_registry.rs

@@ -68,7 +68,16 @@ macro_rules! register_node {
 	};
 }
 macro_rules! raster_node {
-	($path:ty, params: [$($type:ty),*]) => {
+	($path:ty, params: [$($type:ty),*]) => {{
+		// this function could also be inlined but serves as a workaround for
+		// [wasm-pack#981](https://github.com/rustwasm/wasm-pack/issues/981).
+		// The non-inlining function leads to fewer locals in the resulting
+		// wasm binary. This issue currently only applies to debug builds, so
+		// we guard inlining to only happen on production builds for
+		// optimization purposes.
+		#[cfg_attr(debug_assertions, inline(never))]
+		#[cfg_attr(not(debug_assertions), inline)]
+		fn generate_triples() -> Vec<(NodeIdentifier, NodeConstructor, NodeIOTypes)> {
 			vec![
 			(
 				NodeIdentifier::new(stringify!($path)),
@@ -110,6 +119,8 @@ macro_rules! raster_node {
 			)
 			]
 		}
+		generate_triples()
+	}};
 }
 
 //TODO: turn into hashmap