chore: make it so we can opt w/o docker

.cargo/config.toml

@@ -1,7 +1,6 @@
 [alias]
-wasm = "build --release --lib --target wasm32-unknown-unknown"
-unit-test = "test --lib"
 schema = "run --bin schema"
-
-[net]
-git-fetch-with-cli = true
+unit-test = "test --lib"
+wasm = "run --package xtask -- wasm"
+wasm-opt = "run --package xtask -- wasm-opt"
+xtask = "run --package xtask --"

Cargo.toml

@@ -3,6 +3,7 @@ resolver = "2"
 members = [
 	"contract",
 	# "fuzz",
+	"xtask",
 ]
 
 [profile.release]
@@ -17,6 +18,7 @@ incremental = false
 overflow-checks = true
 
 [workspace.dependencies]
+anyhow = "1.0"
 arbitrary = "1.3"
 cosmwasm-schema = "1.5"
 cosmwasm-std = { version = "1.5" }
@@ -37,4 +39,5 @@ serde_json = "1.0"
 sha3 = "0.10"
 thiserror = { version = "1.0" }
 semver = { version = "1.0", features = ["serde"] }
-vrf-rs = { version = "0.0.0" }
+vrf-rs = "0.0.0"
+xshell = "0.2"

xtask/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "xtask"
+version = "0.1.0"
+edition = "2021"
+
+
+[dependencies]
+anyhow.workspace = true
+xshell.workspace = true

xtask/src/main.rs

@@ -0,0 +1,66 @@
+use std::{env, process::Command};
+
+use anyhow::{bail, Context, Result};
+use xshell::{cmd, Shell};
+
+fn main() {
+    if let Err(e) = try_main() {
+        eprintln!("{e}");
+        std::process::exit(1);
+    }
+}
+
+const TASKS: &[&str] = &["help", "wasm"];
+
+fn try_main() -> Result<()> {
+    // Ensure our working directory is the toplevel
+    {
+        let toplevel_path = Command::new("git")
+            .args(["rev-parse", "--show-toplevel"])
+            .output()
+            .context("Invoking git rev-parse")?;
+        if !toplevel_path.status.success() {
+            bail!("Failed to invoke git rev-parse");
+        }
+        let path = String::from_utf8(toplevel_path.stdout)?;
+        std::env::set_current_dir(path.trim()).context("Changing to toplevel")?;
+    }
+
+    let task = env::args().nth(1);
+    let sh = Shell::new()?;
+    match task.as_deref() {
+        Some("help") => print_help()?,
+        Some("wasm") => wasm(&sh)?,
+        Some("wasm-opt") => wasm_opt(&sh)?,
+        _ => print_help()?,
+    }
+
+    Ok(())
+}
+
+fn print_help() -> Result<()> {
+    println!("Tasks:");
+    for name in TASKS {
+        println!("  - {name}");
+    }
+    Ok(())
+}
+
+fn wasm(sh: &Shell) -> Result<()> {
+    cmd!(
+        sh,
+        "cargo build --release --lib --target wasm32-unknown-unknown --locked"
+    )
+    .env("RUSTFLAGS", "-C link-arg=-s")
+    .run()?;
+    Ok(())
+}
+
+fn wasm_opt(sh: &Shell) -> Result<()> {
+    wasm(sh)?;
+    cmd!(
+			sh,
+			"wasm-opt -Os --signext-lowering target/wasm32-unknown-unknown/release/seda_contract.wasm -o target/seda_contract.wasm"
+		).run()?;
+    Ok(())
+}