chore: crypto util / wasm binding cleanup

.gitignore

@@ -4,4 +4,4 @@ _star.ts
 benches.json
 target
 examples/generated
-bindings/*/snippets
+bindings/**/snippets

Cargo.toml

@@ -17,6 +17,7 @@ all = ["hashers", "sr25519", "ss58"]
 
 [dependencies]
 base58 = { version = "0.2.0" }
+blake2 = "0.10.4"
 console_error_panic_hook = { version = "0.1.7", optional = true }
 frame-support = { version = "3.0.0" }
 getrandom = { version = "0.2.5", features = ["js"] }

_deps/ss58_registry.ts

@@ -0,0 +1 @@
+export { default } from "https://esm.sh/v85/@substrate/ss58-registry@1.22.0/es2022/ss58-registry.js";

_tasks/build_ss58_registry_literal_type.ts

@@ -0,0 +1,24 @@
+import * as path from "../_deps/path.ts";
+import ss58Registry from "../_deps/ss58_registry.ts";
+
+let generated = "// @generated file from build script, do not edit";
+generated += "\nexport type Ss58Registry = ";
+for (let i = 0; i < ss58Registry.length; i++) {
+  const current = ss58Registry[i]!;
+  if (i !== 0) {
+    generated += " | ";
+  }
+  generated += `{
+  prefix: ${current.prefix};
+  network: "${current.network}";
+  displayName: "${current.displayName}";
+  symbols: [${current.symbols.map((s) => `"${s}"`).join(", ")}];
+  decimals: [${current.decimals.join(", ")}];
+  standardAccount: "${current.standardAccount}";
+  website: "${current.website}";
+}`;
+}
+generated += ";\n";
+const dest = path.join(Deno.cwd(), "bindings/ss58/registry.ts");
+console.log(`Writing "registry" file to "${dest}".`);
+await Deno.writeTextFile(dest, generated);

bindings/hashers.rs → bindings/hashers/mod.rs

@@ -18,6 +18,7 @@ macro_rules! make_hasher_binding {
   };
 }
 
+// TODO: in what cases can these error out?
 make_hasher_binding!(blake2_128, _blake2_128);
 make_hasher_binding!(blake2_256, _blake2_256);
 make_hasher_binding!(blake2_128Concat, <Blake2_128Concat as StorageHasher>::hash);

bindings/hashers/mod.ts

@@ -0,0 +1,15 @@
+import * as M from "../../frame_metadata/mod.ts";
+import { instantiate } from "./mod.generated.js";
+
+export async function Hashers(): Promise<M.HasherLookup> {
+  const instance = await instantiate();
+  return {
+    Blake2_128: instance.blake2_128,
+    Blake2_128Concat: instance.blake2_128Concat,
+    Blake2_256: instance.blake2_256,
+    Identity: (x) => x,
+    Twox128: instance.twox128,
+    Twox256: instance.twox256,
+    Twox64Concat: instance.twox64Concat,
+  };
+}

bindings/mod.ts

@@ -1,19 +1,3 @@
-import * as M from "../frame_metadata/mod.ts";
-
-import * as hasherBindings from "./hashers/mod.generated.js";
-
-export { instantiate as getSr25519 } from "./sr25519/mod.generated.js";
-export { instantiate as getSs58 } from "./ss58/mod.generated.js";
-
-export async function getHashers(): Promise<M.HasherLookup> {
-  await hasherBindings.instantiate();
-  return {
-    Blake2_128: hasherBindings.blake2_128,
-    Blake2_128Concat: hasherBindings.blake2_128Concat,
-    Blake2_256: hasherBindings.blake2_256,
-    Identity: (x) => x,
-    Twox128: hasherBindings.twox128,
-    Twox256: hasherBindings.twox256,
-    Twox64Concat: hasherBindings.twox64Concat,
-  };
-}
+export { Hashers } from "./hashers/mod.ts";
+export { Sr25519 } from "./sr25519/mod.ts";
+export { Ss58 } from "./ss58/mod.ts";