初始化

uni_modules/UniDevTools/node_modules/licia/toAsync.js

@@ -0,0 +1,52 @@
+var toArr = require('./toArr');
+var isGeneratorFn = require('./isGeneratorFn');
+var isPromise = require('./isPromise');
+var toStr = require('./toStr');
+
+exports = function(fn) {
+    if (!isGeneratorFn(fn)) {
+        throw new TypeError('Expected a generator function');
+    }
+    return function() {
+        var _this = this;
+        var args = toArr(arguments);
+        return new Promise(function(resolve, reject) {
+            var generator = fn.apply(_this, args);
+            function onFulfilled(res) {
+                var ret;
+                try {
+                    ret = generator.next(res);
+                } catch (e) {
+                    return reject(e);
+                }
+                next(ret);
+            }
+            function onRejected(err) {
+                var ret;
+                try {
+                    ret = generator.throw(err);
+                } catch (e) {
+                    return reject(e);
+                }
+                next(ret);
+            }
+            function next(ret) {
+                if (ret.done) return resolve(ret.value);
+                if (isPromise(ret.value)) {
+                    return ret.value.then(onFulfilled, onRejected);
+                }
+                return onRejected(
+                    new TypeError(
+                        'You may only yield a promise, '.concat(
+                            toStr(ret.value),
+                            ' is passed'
+                        )
+                    )
+                );
+            }
+            onFulfilled();
+        });
+    };
+};
+
+module.exports = exports;