feat(build): integrate cargo build and wasm-bindgen steps

src/bindgen.rs

@@ -0,0 +1,42 @@
+use std::process::Command;
+
+pub fn cargo_install_wasm_bindgen() {
+    let output = Command::new("cargo")
+        .arg("install")
+        .arg("--git")
+        .arg("https://github.com/alexcrichton/wasm-bindgen")
+        .output()
+        .unwrap_or_else(|e| panic!("failed to execute process: {}", e));
+
+    if output.status.success() {
+        let s = String::from_utf8_lossy(&output.stdout);
+
+        print!(
+            "cargo_install_wasm_bindgen succeeded and stdout was:\n{}",
+            s
+        );
+    } else {
+        let s = String::from_utf8_lossy(&output.stderr);
+
+        print!("cargo_install_wasm_bindgen failed and stderr was:\n{}", s);
+    }
+}
+
+pub fn wasm_bindgen_build(path: &str) {
+    let output = Command::new("wasm-bindgen")
+        .current_dir(path)
+        .arg("--out-dir")
+        .arg("./pkg")
+        .output()
+        .unwrap_or_else(|e| panic!("failed to execute process: {}", e));
+
+    if output.status.success() {
+        let s = String::from_utf8_lossy(&output.stdout);
+
+        print!("cargo_build_wasm succeeded and stdout was:\n{}", s);
+    } else {
+        let s = String::from_utf8_lossy(&output.stderr);
+
+        print!("cargo_build_wasm failed and stderr was:\n{}", s);
+    }
+}

src/build.rs

@@ -0,0 +1,41 @@
+use std::process::Command;
+
+pub fn rustup_add_wasm_target() {
+    let output = Command::new("rustup")
+        .arg("target")
+        .arg("add")
+        .arg("wasm32-unknown-unknown")
+        .output()
+        .unwrap_or_else(|e| panic!("failed to execute process: {}", e));
+
+    if output.status.success() {
+        let s = String::from_utf8_lossy(&output.stdout);
+
+        print!("rustup_add_wasm_target succeeded and stdout was:\n{}", s);
+    } else {
+        let s = String::from_utf8_lossy(&output.stderr);
+
+        print!("rustup_add_wasm_target failed and stderr was:\n{}", s);
+    }
+}
+
+pub fn cargo_build_wasm(path: &str) {
+    let output = Command::new("cargo")
+        .current_dir(path)
+        .arg("build")
+        .arg("--release")
+        .arg("--target")
+        .arg("wasm32-unknown-unknown")
+        .output()
+        .unwrap_or_else(|e| panic!("failed to execute process: {}", e));
+
+    if output.status.success() {
+        let s = String::from_utf8_lossy(&output.stdout);
+
+        print!("cargo_build_wasm succeeded and stdout was:\n{}", s);
+    } else {
+        let s = String::from_utf8_lossy(&output.stderr);
+
+        print!("cargo_build_wasm failed and stderr was:\n{}", s);
+    }
+}

src/main.rs

@@ -2,6 +2,9 @@
 extern crate quicli;
 extern crate wasm_pack;
 
+mod build;
+mod bindgen;
+
 use quicli::prelude::*;
 
 /// 📦 ✨  pack and publish your wasm!
@@ -29,11 +32,16 @@ enum Command {
 
 main!(|args: Cli, log_level: verbosity| match args.cmd {
     Command::Init { path } => {
-        match path {
-            Some(p) => wasm_pack::write_package_json(&p)?,
-            None => wasm_pack::write_package_json(".")?,
-        }
+        let crate_path = match path {
+            Some(p) => p,
+            None => ".".to_string(),
+        };
+        build::rustup_add_wasm_target();
+        build::cargo_build_wasm(&crate_path);
+        wasm_pack::write_package_json(&crate_path)?;
         println!("✍️  wrote a package.json!");
+        bindgen::cargo_install_wasm_bindgen();
+        bindgen::wasm_bindgen_build(&crate_path);
     }
     Command::Pack { .. } => {
         println!("🎒  packed up your package!");