Hello, Joe!

9 files changed, 126 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
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+out
+lib
+node_modules
diff --git a/README.md b/README.md
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+# Gleam JavaScript
+
+A library for making use of JavaScript specific code!
diff --git a/bin/run-tests.js b/bin/run-tests.js
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+++ b/bin/run-tests.js
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+import { readdir } from "fs/promises";
+import { resolve, relative, basename } from "path";
+
+const dir = "node_modules/gleam_javascript";
+
+async function getFiles(dir) {
+  const dirents = await readdir(dir, { withFileTypes: true });
+  const files = await Promise.all(
+    dirents.map((dirent) => {
+      const res = resolve(dir, dirent.name);
+      return dirent.isDirectory() ? getFiles(res) : res;
+    })
+  );
+  return Array.prototype.concat(...files);
+}
+
+async function main() {
+  console.log("Running tests...");
+
+  let passes = 0;
+  let failures = 0;
+
+  for (let path of await getFiles(dir)) {
+    if (!path.endsWith("_test.js")) continue;
+    process.stdout.write("\n" + relative(dir, path).slice(0, -3) + ":\n  ");
+    let module = await import(path);
+    for (let fnName of Object.keys(module)) {
+      if (!fnName.endsWith("_test")) continue;
+      try {
+        module[fnName]();
+        process.stdout.write("✨");
+        passes++;
+      } catch (error) {
+        process.stdout.write(`❌ ${fnName}: ${error}\n  `);
+        failures++;
+      }
+    }
+  }
+
+  console.log(`
+
+${passes + failures} tests
+${passes} passes
+${failures} failures`);
+  process.exit(failures ? 1 : 0);
+}
+
+main();
diff --git a/bin/test.sh b/bin/test.sh
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+#/bin/bash
+set -eu
+
+library_dir() {
+  echo "lib/$1"
+}
+
+library_out_dir() {
+  echo "node_modules/$1"
+}
+
+clone_dep() {
+  local dir=$(library_dir "$1")
+  local tag="$2"
+  local url="$3"
+
+  if [ ! -d "$dir" ] ; then
+    mkdir -p lib
+    git clone --depth=1 --branch="$tag" "$url" "$dir"
+  fi
+}
+
+compile_library() {
+  local name="$1"
+  echo "Compiling $name"
+
+  shift
+  local lib_flags=()
+  for dep in "$@"; do
+    lib_flags+=("--lib=$(library_out_dir $dep)")
+  done
+
+  local dir=$(library_dir "$name")
+  local src="$dir/src"
+  local test="$dir/test"
+  local out=$(library_out_dir "$name")
+  rm -rf out
+
+  gleam compile-package \
+    --name "$name" \
+    --target javascript \
+    --src "$src" \
+    --out $(library_out_dir "$name") \
+    "${lib_flags[@]: }"
+
+  cp "$src/"*.js "$out/"
+}
+
+clone_dep gleam_stdlib main https://github.com/gleam-lang/stdlib.git
+compile_library gleam_stdlib
+
+rm -rf node_modules/gleam_javascript
+gleam compile-package \
+  --name gleam_javascript \
+  --target javascript \
+  --src src \
+  --test test \
+  --out node_modules/gleam_javascript \
+  --lib node_modules/gleam_stdlib
+cp "src/"*.js "node_modules/gleam_javascript/"
+
+node bin/run-tests.js
diff --git a/package.json b/package.json
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+++ b/package.json
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+{
+  "type": "module",
+  "scripts": {
+    "test": "bash bin/test.sh"
+  }
+}
diff --git a/src/ffi.js b/src/ffi.js
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+++ b/src/ffi.js
@@ -0,0 +1 @@
+export {};
diff --git a/src/main.gleam b/src/main.gleam
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+++ b/src/main.gleam
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+pub fn yo() {
+  "yo"
+}
diff --git a/test/gleam/javascript/array_test.gleam b/test/gleam/javascript/array_test.gleam
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index 0000000..e69de29
--- /dev/null
+++ b/test/gleam/javascript/array_test.gleam
diff --git a/test/gleam/javascript_test.gleam b/test/gleam/javascript_test.gleam
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--- /dev/null
+++ b/test/gleam/javascript_test.gleam