First upload version 0.0.1

node_modules/@reflink/reflink/index.js

@@ -0,0 +1,51 @@
+//@ts-check
+const binding = require('./binding');
+
+/**
+ * Throw a reflink error.
+ * @param {binding.ReflinkError} reflinkError Error properties.
+ * @returns {Error & binding.ReflinkError}
+ */
+function createReflinkError(reflinkError) {
+  const error = new Error(reflinkError.message)
+  return Object.assign(error, {
+    path: reflinkError.path,
+    dest: reflinkError.dest,
+    code: reflinkError.code,
+    errno: reflinkError.errno,
+  });
+}
+
+/**
+ * Either throw the reflink error or return the number.
+ * @param {number | binding.ReflinkError} result Result of the binding function.
+ * @returns {number}
+ */
+function handleReflinkResult(result) {
+  if (typeof result === 'number') {
+    return result;
+  } else {
+    throw createReflinkError(result);
+  }
+}
+
+/**
+ * Create a reflink asynchronously.
+ * @param {String} src Source of the reflink.
+ * @param {String} dst Target of the reflink.
+ * @returns {Promise.<number>}
+ */
+const reflinkFile = (src, dst) => binding.reflinkFile(src, dst).then(handleReflinkResult);
+
+/**
+ * Create a reflink asynchronously.
+ * @param {String} src Source of the reflink.
+ * @param {String} dst Target of the reflink.
+ * @returns {number}
+ */
+const reflinkFileSync = (src, dst) => handleReflinkResult(binding.reflinkFileSync(src, dst));
+
+module.exports = {
+  reflinkFile,
+  reflinkFileSync,
+};