初始化

uni_modules/UniDevTools/node_modules/licia/hookFn.js

@@ -0,0 +1,40 @@
+var noop = require('./noop');
+var defaults = require('./defaults');
+var toArr = require('./toArr');
+var isArr = require('./isArr');
+var isErr = require('./isErr');
+exports = function(fn, options) {
+    defaults(options, defOptions);
+    return function() {
+        var args = toArr(arguments);
+        var newArgs = options.before.apply(this, args);
+        if (isArr(newArgs)) {
+            args = newArgs;
+        }
+        try {
+            var result = fn.apply(this, args);
+            var newResult = options.after.call(this, result);
+            if (newResult) {
+                result = newResult;
+            }
+            return result;
+        } catch (e) {
+            var newErr = options.error(e);
+            if (newErr) {
+                if (isErr(newErr)) {
+                    throw newErr;
+                } else {
+                    return newErr;
+                }
+            }
+            throw e;
+        }
+    };
+};
+var defOptions = {
+    before: noop,
+    after: noop,
+    error: noop
+};
+
+module.exports = exports;