Added address-converter tool

Author: ethanfrey

Cargo.lock

@@ -1,5 +1,5 @@
 [workspace]
-members = ["app/*", "contracts/*", "packages/*"]
+members = ["app/*", "contracts/*", "packages/*", "tools/address-converter"]
 exclude = ["tools/proto-compiler"]
 resolver = "2"
 
@@ -67,6 +67,8 @@ cosmos-sdk-proto = { version = "0.18.0", default-features = false, features = ["
 cw-orch-core = { version = "1"}
 abstract-cw-multi-test = { version = "1", default-features = false }
 
+alloy-primitives = { version = "0.8.2", default-features = false }
+
 [profile.release]
 # temporary to speed up testing
 # lto              = true

Cargo.toml

@@ -21,6 +21,4 @@ bytes = { workspace = true }
 hex = { workspace = true }
 chrono = { version = "0.4.19", default-features = false, features = ["std"] }
 derivative = "2.2.0"
-
-# TODO: move this up to top level Cargo if it works out
-alloy-primitives = { version = "0.8.2", default-features = false }
+alloy-primitives = { workspace = true }

packages/std/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "address-converter"
+edition.workspace = true
+version.workspace = true
+license.workspace = true
+exclude.workspace = true
+
+[dependencies]
+bech32 = { version = "0.11" }
+alloy-primitives = { workspace = true }

tools/address-converter/Cargo.toml

@@ -0,0 +1,21 @@
+use std::env;
+
+use alloy_primitives::Address;
+
+// Usage: cargo run slay3r1pkptre7fdkl6gfrzlesjjvhxhlc3r4gmvk3r3j
+
+fn main() {
+    let args: Vec<_> = env::args().collect();
+    if args.len() < 2 {
+        println!("Usage: address-converter <bech32addr> ...");
+        return;
+    }
+    for addr in &args[1..] {
+        let (_, data) = bech32::decode(addr).unwrap();
+        if data.len() != 20 {
+            println!("{} isn't 20 bytes long", addr);
+        }
+        let addr = Address(data.as_slice().try_into().unwrap());
+        println!("{}", addr);
+    }
+}