tsoa

node_modules/ts-deepmerge/esm/index.js

@@ -0,0 +1,58 @@
+// istanbul ignore next
+const isObject = (obj) => {
+    if (typeof obj === "object" && obj !== null) {
+        if (typeof Object.getPrototypeOf === "function") {
+            const prototype = Object.getPrototypeOf(obj);
+            return prototype === Object.prototype || prototype === null;
+        }
+        return Object.prototype.toString.call(obj) === "[object Object]";
+    }
+    return false;
+};
+export const merge = (...objects) => objects.reduce((result, current) => {
+    if (current === undefined) {
+        return result;
+    }
+    if (Array.isArray(current)) {
+        throw new TypeError("Arguments provided to ts-deepmerge must be objects, not arrays.");
+    }
+    Object.keys(current).forEach((key) => {
+        if (["__proto__", "constructor", "prototype"].includes(key)) {
+            return;
+        }
+        if (Array.isArray(result[key]) && Array.isArray(current[key])) {
+            result[key] = merge.options.mergeArrays
+                ? merge.options.uniqueArrayItems
+                    ? Array.from(new Set(result[key].concat(current[key])))
+                    : [...result[key], ...current[key]]
+                : current[key];
+        }
+        else if (isObject(result[key]) && isObject(current[key])) {
+            result[key] = merge(result[key], current[key]);
+        }
+        else if (!isObject(result[key]) && isObject(current[key])) {
+            result[key] = merge(current[key], undefined);
+        }
+        else {
+            result[key] =
+                current[key] === undefined
+                    ? merge.options.allowUndefinedOverrides
+                        ? current[key]
+                        : result[key]
+                    : current[key];
+        }
+    });
+    return result;
+}, {});
+const defaultOptions = {
+    allowUndefinedOverrides: true,
+    mergeArrays: true,
+    uniqueArrayItems: true,
+};
+merge.options = defaultOptions;
+merge.withOptions = (options, ...objects) => {
+    merge.options = Object.assign(Object.assign({}, defaultOptions), options);
+    const result = merge(...objects);
+    merge.options = defaultOptions;
+    return result;
+};