Feat/bindings

bindings/c++/greet.cpp

@@ -0,0 +1,8 @@
+#include <string>
+
+extern "C" {
+    const char* greet(const char* name) {
+        std::string greeting = "Hello, " + std::string(name) + "!";
+        return greeting.c_str();
+    }
+}

bindings/rust/Cargo.toml

@@ -0,0 +1,5 @@
+[lib]
+crate-type = ["cdylib"]
+
+[dependencies]
+wasm-bindgen = "0.2"

bindings/rust/lib.rs

@@ -0,0 +1,6 @@
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+pub fn greet(name: &str) -> String {
+    format!("Hello, {}!", name)
+}

bindings/ts/cpp_wasm.js

@@ -0,0 +1,14 @@
+mergeInto(LibraryManager.library, {
+    greet: function(namePtr) {
+        var name = UTF8ToString(namePtr);
+        var greeting = Module.greet(name);
+        return allocateUTF8(greeting);
+    }
+});
+
+export function greet(name) {
+    const namePtr = allocateUTF8(name);
+    const resultPtr = _greet(namePtr);
+    const result = UTF8ToString(resultPtr);
+    return result;
+}

bindings/ts/index.ts

@@ -0,0 +1,5 @@
+import { greet as rustGreet } from '../rust_wasm/rust_wasm';
+import { greet as cppGreet } from '../cpp_wasm';
+
+console.log(rustGreet('Rust'));
+console.log(cppGreet('C++'));

bindings/ts/tsconfig.json

@@ -0,0 +1,9 @@
+{
+    "compilerOptions": {
+        "target": "es5",
+        "module": "commonjs",
+        "strict": true,
+        "esModuleInterop": true,
+        "skipLibCheck": true
+    }
+}