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vue-mercury-better-scroll

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a scroll component for Mobile(H5) based on better-scroll(thanks to vue-slim-better-scroll<https://github.com/wannaxiao/vue-slim-better-scroll>

1,638 lines 58.2 kB
/**
 * vue-mercury-better-scroll v1.0.2
 * Copyright (c) 2018-present, ShuXu
 * Released under the ISC License.
 */

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('better-scroll')) :
	typeof define === 'function' && define.amd ? define(['better-scroll'], factory) :
	(global = global || self, global['vue-mercury-better-scroll'] = factory(global.BScroll));
}(this, function (BScroll) { 'use strict';

	BScroll = BScroll && BScroll.hasOwnProperty('default') ? BScroll['default'] : BScroll;

	function createCommonjsModule(fn, module) {
		return module = { exports: {} }, fn(module, module.exports), module.exports;
	}

	var runtime_1 = createCommonjsModule(function (module) {
	/**
	 * Copyright (c) 2014-present, Facebook, Inc.
	 *
	 * This source code is licensed under the MIT license found in the
	 * LICENSE file in the root directory of this source tree.
	 */

	var runtime = (function (exports) {

	  var Op = Object.prototype;
	  var hasOwn = Op.hasOwnProperty;
	  var undefined$1; // More compressible than void 0.
	  var $Symbol = typeof Symbol === "function" ? Symbol : {};
	  var iteratorSymbol = $Symbol.iterator || "@@iterator";
	  var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
	  var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";

	  function wrap(innerFn, outerFn, self, tryLocsList) {
	    // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.
	    var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
	    var generator = Object.create(protoGenerator.prototype);
	    var context = new Context(tryLocsList || []);

	    // The ._invoke method unifies the implementations of the .next,
	    // .throw, and .return methods.
	    generator._invoke = makeInvokeMethod(innerFn, self, context);

	    return generator;
	  }
	  exports.wrap = wrap;

	  // Try/catch helper to minimize deoptimizations. Returns a completion
	  // record like context.tryEntries[i].completion. This interface could
	  // have been (and was previously) designed to take a closure to be
	  // invoked without arguments, but in all the cases we care about we
	  // already have an existing method we want to call, so there's no need
	  // to create a new function object. We can even get away with assuming
	  // the method takes exactly one argument, since that happens to be true
	  // in every case, so we don't have to touch the arguments object. The
	  // only additional allocation required is the completion record, which
	  // has a stable shape and so hopefully should be cheap to allocate.
	  function tryCatch(fn, obj, arg) {
	    try {
	      return { type: "normal", arg: fn.call(obj, arg) };
	    } catch (err) {
	      return { type: "throw", arg: err };
	    }
	  }

	  var GenStateSuspendedStart = "suspendedStart";
	  var GenStateSuspendedYield = "suspendedYield";
	  var GenStateExecuting = "executing";
	  var GenStateCompleted = "completed";

	  // Returning this object from the innerFn has the same effect as
	  // breaking out of the dispatch switch statement.
	  var ContinueSentinel = {};

	  // Dummy constructor functions that we use as the .constructor and
	  // .constructor.prototype properties for functions that return Generator
	  // objects. For full spec compliance, you may wish to configure your
	  // minifier not to mangle the names of these two functions.
	  function Generator() {}
	  function GeneratorFunction() {}
	  function GeneratorFunctionPrototype() {}

	  // This is a polyfill for %IteratorPrototype% for environments that
	  // don't natively support it.
	  var IteratorPrototype = {};
	  IteratorPrototype[iteratorSymbol] = function () {
	    return this;
	  };

	  var getProto = Object.getPrototypeOf;
	  var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
	  if (NativeIteratorPrototype &&
	      NativeIteratorPrototype !== Op &&
	      hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
	    // This environment has a native %IteratorPrototype%; use it instead
	    // of the polyfill.
	    IteratorPrototype = NativeIteratorPrototype;
	  }

	  var Gp = GeneratorFunctionPrototype.prototype =
	    Generator.prototype = Object.create(IteratorPrototype);
	  GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
	  GeneratorFunctionPrototype.constructor = GeneratorFunction;
	  GeneratorFunctionPrototype[toStringTagSymbol] =
	    GeneratorFunction.displayName = "GeneratorFunction";

	  // Helper for defining the .next, .throw, and .return methods of the
	  // Iterator interface in terms of a single ._invoke method.
	  function defineIteratorMethods(prototype) {
	    ["next", "throw", "return"].forEach(function(method) {
	      prototype[method] = function(arg) {
	        return this._invoke(method, arg);
	      };
	    });
	  }

	  exports.isGeneratorFunction = function(genFun) {
	    var ctor = typeof genFun === "function" && genFun.constructor;
	    return ctor
	      ? ctor === GeneratorFunction ||
	        // For the native GeneratorFunction constructor, the best we can
	        // do is to check its .name property.
	        (ctor.displayName || ctor.name) === "GeneratorFunction"
	      : false;
	  };

	  exports.mark = function(genFun) {
	    if (Object.setPrototypeOf) {
	      Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
	    } else {
	      genFun.__proto__ = GeneratorFunctionPrototype;
	      if (!(toStringTagSymbol in genFun)) {
	        genFun[toStringTagSymbol] = "GeneratorFunction";
	      }
	    }
	    genFun.prototype = Object.create(Gp);
	    return genFun;
	  };

	  // Within the body of any async function, `await x` is transformed to
	  // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
	  // `hasOwn.call(value, "__await")` to determine if the yielded value is
	  // meant to be awaited.
	  exports.awrap = function(arg) {
	    return { __await: arg };
	  };

	  function AsyncIterator(generator) {
	    function invoke(method, arg, resolve, reject) {
	      var record = tryCatch(generator[method], generator, arg);
	      if (record.type === "throw") {
	        reject(record.arg);
	      } else {
	        var result = record.arg;
	        var value = result.value;
	        if (value &&
	            typeof value === "object" &&
	            hasOwn.call(value, "__await")) {
	          return Promise.resolve(value.__await).then(function(value) {
	            invoke("next", value, resolve, reject);
	          }, function(err) {
	            invoke("throw", err, resolve, reject);
	          });
	        }

	        return Promise.resolve(value).then(function(unwrapped) {
	          // When a yielded Promise is resolved, its final value becomes
	          // the .value of the Promise<{value,done}> result for the
	          // current iteration.
	          result.value = unwrapped;
	          resolve(result);
	        }, function(error) {
	          // If a rejected Promise was yielded, throw the rejection back
	          // into the async generator function so it can be handled there.
	          return invoke("throw", error, resolve, reject);
	        });
	      }
	    }

	    var previousPromise;

	    function enqueue(method, arg) {
	      function callInvokeWithMethodAndArg() {
	        return new Promise(function(resolve, reject) {
	          invoke(method, arg, resolve, reject);
	        });
	      }

	      return previousPromise =
	        // If enqueue has been called before, then we want to wait until
	        // all previous Promises have been resolved before calling invoke,
	        // so that results are always delivered in the correct order. If
	        // enqueue has not been called before, then it is important to
	        // call invoke immediately, without waiting on a callback to fire,
	        // so that the async generator function has the opportunity to do
	        // any necessary setup in a predictable way. This predictability
	        // is why the Promise constructor synchronously invokes its
	        // executor callback, and why async functions synchronously
	        // execute code before the first await. Since we implement simple
	        // async functions in terms of async generators, it is especially
	        // important to get this right, even though it requires care.
	        previousPromise ? previousPromise.then(
	          callInvokeWithMethodAndArg,
	          // Avoid propagating failures to Promises returned by later
	          // invocations of the iterator.
	          callInvokeWithMethodAndArg
	        ) : callInvokeWithMethodAndArg();
	    }

	    // Define the unified helper method that is used to implement .next,
	    // .throw, and .return (see defineIteratorMethods).
	    this._invoke = enqueue;
	  }

	  defineIteratorMethods(AsyncIterator.prototype);
	  AsyncIterator.prototype[asyncIteratorSymbol] = function () {
	    return this;
	  };
	  exports.AsyncIterator = AsyncIterator;

	  // Note that simple async functions are implemented on top of
	  // AsyncIterator objects; they just return a Promise for the value of
	  // the final result produced by the iterator.
	  exports.async = function(innerFn, outerFn, self, tryLocsList) {
	    var iter = new AsyncIterator(
	      wrap(innerFn, outerFn, self, tryLocsList)
	    );

	    return exports.isGeneratorFunction(outerFn)
	      ? iter // If outerFn is a generator, return the full iterator.
	      : iter.next().then(function(result) {
	          return result.done ? result.value : iter.next();
	        });
	  };

	  function makeInvokeMethod(innerFn, self, context) {
	    var state = GenStateSuspendedStart;

	    return function invoke(method, arg) {
	      if (state === GenStateExecuting) {
	        throw new Error("Generator is already running");
	      }

	      if (state === GenStateCompleted) {
	        if (method === "throw") {
	          throw arg;
	        }

	        // Be forgiving, per 25.3.3.3.3 of the spec:
	        // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
	        return doneResult();
	      }

	      context.method = method;
	      context.arg = arg;

	      while (true) {
	        var delegate = context.delegate;
	        if (delegate) {
	          var delegateResult = maybeInvokeDelegate(delegate, context);
	          if (delegateResult) {
	            if (delegateResult === ContinueSentinel) continue;
	            return delegateResult;
	          }
	        }

	        if (context.method === "next") {
	          // Setting context._sent for legacy support of Babel's
	          // function.sent implementation.
	          context.sent = context._sent = context.arg;

	        } else if (context.method === "throw") {
	          if (state === GenStateSuspendedStart) {
	            state = GenStateCompleted;
	            throw context.arg;
	          }

	          context.dispatchException(context.arg);

	        } else if (context.method === "return") {
	          context.abrupt("return", context.arg);
	        }

	        state = GenStateExecuting;

	        var record = tryCatch(innerFn, self, context);
	        if (record.type === "normal") {
	          // If an exception is thrown from innerFn, we leave state ===
	          // GenStateExecuting and loop back for another invocation.
	          state = context.done
	            ? GenStateCompleted
	            : GenStateSuspendedYield;

	          if (record.arg === ContinueSentinel) {
	            continue;
	          }

	          return {
	            value: record.arg,
	            done: context.done
	          };

	        } else if (record.type === "throw") {
	          state = GenStateCompleted;
	          // Dispatch the exception by looping back around to the
	          // context.dispatchException(context.arg) call above.
	          context.method = "throw";
	          context.arg = record.arg;
	        }
	      }
	    };
	  }

	  // Call delegate.iterator[context.method](context.arg) and handle the
	  // result, either by returning a { value, done } result from the
	  // delegate iterator, or by modifying context.method and context.arg,
	  // setting context.delegate to null, and returning the ContinueSentinel.
	  function maybeInvokeDelegate(delegate, context) {
	    var method = delegate.iterator[context.method];
	    if (method === undefined$1) {
	      // A .throw or .return when the delegate iterator has no .throw
	      // method always terminates the yield* loop.
	      context.delegate = null;

	      if (context.method === "throw") {
	        // Note: ["return"] must be used for ES3 parsing compatibility.
	        if (delegate.iterator["return"]) {
	          // If the delegate iterator has a return method, give it a
	          // chance to clean up.
	          context.method = "return";
	          context.arg = undefined$1;
	          maybeInvokeDelegate(delegate, context);

	          if (context.method === "throw") {
	            // If maybeInvokeDelegate(context) changed context.method from
	            // "return" to "throw", let that override the TypeError below.
	            return ContinueSentinel;
	          }
	        }

	        context.method = "throw";
	        context.arg = new TypeError(
	          "The iterator does not provide a 'throw' method");
	      }

	      return ContinueSentinel;
	    }

	    var record = tryCatch(method, delegate.iterator, context.arg);

	    if (record.type === "throw") {
	      context.method = "throw";
	      context.arg = record.arg;
	      context.delegate = null;
	      return ContinueSentinel;
	    }

	    var info = record.arg;

	    if (! info) {
	      context.method = "throw";
	      context.arg = new TypeError("iterator result is not an object");
	      context.delegate = null;
	      return ContinueSentinel;
	    }

	    if (info.done) {
	      // Assign the result of the finished delegate to the temporary
	      // variable specified by delegate.resultName (see delegateYield).
	      context[delegate.resultName] = info.value;

	      // Resume execution at the desired location (see delegateYield).
	      context.next = delegate.nextLoc;

	      // If context.method was "throw" but the delegate handled the
	      // exception, let the outer generator proceed normally. If
	      // context.method was "next", forget context.arg since it has been
	      // "consumed" by the delegate iterator. If context.method was
	      // "return", allow the original .return call to continue in the
	      // outer generator.
	      if (context.method !== "return") {
	        context.method = "next";
	        context.arg = undefined$1;
	      }

	    } else {
	      // Re-yield the result returned by the delegate method.
	      return info;
	    }

	    // The delegate iterator is finished, so forget it and continue with
	    // the outer generator.
	    context.delegate = null;
	    return ContinueSentinel;
	  }

	  // Define Generator.prototype.{next,throw,return} in terms of the
	  // unified ._invoke helper method.
	  defineIteratorMethods(Gp);

	  Gp[toStringTagSymbol] = "Generator";

	  // A Generator should always return itself as the iterator object when the
	  // @@iterator function is called on it. Some browsers' implementations of the
	  // iterator prototype chain incorrectly implement this, causing the Generator
	  // object to not be returned from this call. This ensures that doesn't happen.
	  // See https://github.com/facebook/regenerator/issues/274 for more details.
	  Gp[iteratorSymbol] = function() {
	    return this;
	  };

	  Gp.toString = function() {
	    return "[object Generator]";
	  };

	  function pushTryEntry(locs) {
	    var entry = { tryLoc: locs[0] };

	    if (1 in locs) {
	      entry.catchLoc = locs[1];
	    }

	    if (2 in locs) {
	      entry.finallyLoc = locs[2];
	      entry.afterLoc = locs[3];
	    }

	    this.tryEntries.push(entry);
	  }

	  function resetTryEntry(entry) {
	    var record = entry.completion || {};
	    record.type = "normal";
	    delete record.arg;
	    entry.completion = record;
	  }

	  function Context(tryLocsList) {
	    // The root entry object (effectively a try statement without a catch
	    // or a finally block) gives us a place to store values thrown from
	    // locations where there is no enclosing try statement.
	    this.tryEntries = [{ tryLoc: "root" }];
	    tryLocsList.forEach(pushTryEntry, this);
	    this.reset(true);
	  }

	  exports.keys = function(object) {
	    var keys = [];
	    for (var key in object) {
	      keys.push(key);
	    }
	    keys.reverse();

	    // Rather than returning an object with a next method, we keep
	    // things simple and return the next function itself.
	    return function next() {
	      while (keys.length) {
	        var key = keys.pop();
	        if (key in object) {
	          next.value = key;
	          next.done = false;
	          return next;
	        }
	      }

	      // To avoid creating an additional object, we just hang the .value
	      // and .done properties off the next function object itself. This
	      // also ensures that the minifier will not anonymize the function.
	      next.done = true;
	      return next;
	    };
	  };

	  function values(iterable) {
	    if (iterable) {
	      var iteratorMethod = iterable[iteratorSymbol];
	      if (iteratorMethod) {
	        return iteratorMethod.call(iterable);
	      }

	      if (typeof iterable.next === "function") {
	        return iterable;
	      }

	      if (!isNaN(iterable.length)) {
	        var i = -1, next = function next() {
	          while (++i < iterable.length) {
	            if (hasOwn.call(iterable, i)) {
	              next.value = iterable[i];
	              next.done = false;
	              return next;
	            }
	          }

	          next.value = undefined$1;
	          next.done = true;

	          return next;
	        };

	        return next.next = next;
	      }
	    }

	    // Return an iterator with no values.
	    return { next: doneResult };
	  }
	  exports.values = values;

	  function doneResult() {
	    return { value: undefined$1, done: true };
	  }

	  Context.prototype = {
	    constructor: Context,

	    reset: function(skipTempReset) {
	      this.prev = 0;
	      this.next = 0;
	      // Resetting context._sent for legacy support of Babel's
	      // function.sent implementation.
	      this.sent = this._sent = undefined$1;
	      this.done = false;
	      this.delegate = null;

	      this.method = "next";
	      this.arg = undefined$1;

	      this.tryEntries.forEach(resetTryEntry);

	      if (!skipTempReset) {
	        for (var name in this) {
	          // Not sure about the optimal order of these conditions:
	          if (name.charAt(0) === "t" &&
	              hasOwn.call(this, name) &&
	              !isNaN(+name.slice(1))) {
	            this[name] = undefined$1;
	          }
	        }
	      }
	    },

	    stop: function() {
	      this.done = true;

	      var rootEntry = this.tryEntries[0];
	      var rootRecord = rootEntry.completion;
	      if (rootRecord.type === "throw") {
	        throw rootRecord.arg;
	      }

	      return this.rval;
	    },

	    dispatchException: function(exception) {
	      if (this.done) {
	        throw exception;
	      }

	      var context = this;
	      function handle(loc, caught) {
	        record.type = "throw";
	        record.arg = exception;
	        context.next = loc;

	        if (caught) {
	          // If the dispatched exception was caught by a catch block,
	          // then let that catch block handle the exception normally.
	          context.method = "next";
	          context.arg = undefined$1;
	        }

	        return !! caught;
	      }

	      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
	        var entry = this.tryEntries[i];
	        var record = entry.completion;

	        if (entry.tryLoc === "root") {
	          // Exception thrown outside of any try block that could handle
	          // it, so set the completion value of the entire function to
	          // throw the exception.
	          return handle("end");
	        }

	        if (entry.tryLoc <= this.prev) {
	          var hasCatch = hasOwn.call(entry, "catchLoc");
	          var hasFinally = hasOwn.call(entry, "finallyLoc");

	          if (hasCatch && hasFinally) {
	            if (this.prev < entry.catchLoc) {
	              return handle(entry.catchLoc, true);
	            } else if (this.prev < entry.finallyLoc) {
	              return handle(entry.finallyLoc);
	            }

	          } else if (hasCatch) {
	            if (this.prev < entry.catchLoc) {
	              return handle(entry.catchLoc, true);
	            }

	          } else if (hasFinally) {
	            if (this.prev < entry.finallyLoc) {
	              return handle(entry.finallyLoc);
	            }

	          } else {
	            throw new Error("try statement without catch or finally");
	          }
	        }
	      }
	    },

	    abrupt: function(type, arg) {
	      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
	        var entry = this.tryEntries[i];
	        if (entry.tryLoc <= this.prev &&
	            hasOwn.call(entry, "finallyLoc") &&
	            this.prev < entry.finallyLoc) {
	          var finallyEntry = entry;
	          break;
	        }
	      }

	      if (finallyEntry &&
	          (type === "break" ||
	           type === "continue") &&
	          finallyEntry.tryLoc <= arg &&
	          arg <= finallyEntry.finallyLoc) {
	        // Ignore the finally entry if control is not jumping to a
	        // location outside the try/catch block.
	        finallyEntry = null;
	      }

	      var record = finallyEntry ? finallyEntry.completion : {};
	      record.type = type;
	      record.arg = arg;

	      if (finallyEntry) {
	        this.method = "next";
	        this.next = finallyEntry.finallyLoc;
	        return ContinueSentinel;
	      }

	      return this.complete(record);
	    },

	    complete: function(record, afterLoc) {
	      if (record.type === "throw") {
	        throw record.arg;
	      }

	      if (record.type === "break" ||
	          record.type === "continue") {
	        this.next = record.arg;
	      } else if (record.type === "return") {
	        this.rval = this.arg = record.arg;
	        this.method = "return";
	        this.next = "end";
	      } else if (record.type === "normal" && afterLoc) {
	        this.next = afterLoc;
	      }

	      return ContinueSentinel;
	    },

	    finish: function(finallyLoc) {
	      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
	        var entry = this.tryEntries[i];
	        if (entry.finallyLoc === finallyLoc) {
	          this.complete(entry.completion, entry.afterLoc);
	          resetTryEntry(entry);
	          return ContinueSentinel;
	        }
	      }
	    },

	    "catch": function(tryLoc) {
	      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
	        var entry = this.tryEntries[i];
	        if (entry.tryLoc === tryLoc) {
	          var record = entry.completion;
	          if (record.type === "throw") {
	            var thrown = record.arg;
	            resetTryEntry(entry);
	          }
	          return thrown;
	        }
	      }

	      // The context.catch method must only be called with a location
	      // argument that corresponds to a known catch block.
	      throw new Error("illegal catch attempt");
	    },

	    delegateYield: function(iterable, resultName, nextLoc) {
	      this.delegate = {
	        iterator: values(iterable),
	        resultName: resultName,
	        nextLoc: nextLoc
	      };

	      if (this.method === "next") {
	        // Deliberately forget the last sent value so that we don't
	        // accidentally pass it on to the delegate.
	        this.arg = undefined$1;
	      }

	      return ContinueSentinel;
	    }
	  };

	  // Regardless of whether this script is executing as a CommonJS module
	  // or not, return the runtime object so that we can declare the variable
	  // regeneratorRuntime in the outer scope, which allows this module to be
	  // injected easily by `bin/regenerator --include-runtime script.js`.
	  return exports;

	}(
	  // If this script is executing as a CommonJS module, use module.exports
	  // as the regeneratorRuntime namespace. Otherwise create a new empty
	  // object. Either way, the resulting object will be used to initialize
	  // the regeneratorRuntime variable at the top of this file.
	  module.exports
	));

	try {
	  regeneratorRuntime = runtime;
	} catch (accidentalStrictMode) {
	  // This module should not be running in strict mode, so the above
	  // assignment should always work unless something is misconfigured. Just
	  // in case runtime.js accidentally runs in strict mode, we can escape
	  // strict mode using a global Function call. This could conceivably fail
	  // if a Content Security Policy forbids using Function, but in that case
	  // the proper solution is to fix the accidental strict mode problem. If
	  // you've misconfigured your bundler to force strict mode and applied a
	  // CSP to forbid Function, and you're not willing to fix either of those
	  // problems, please detail your unique predicament in a GitHub issue.
	  Function("r", "regeneratorRuntime = r")(runtime);
	}
	});

	var regenerator = runtime_1;

	function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
	  try {
	    var info = gen[key](arg);
	    var value = info.value;
	  } catch (error) {
	    reject(error);
	    return;
	  }

	  if (info.done) {
	    resolve(value);
	  } else {
	    Promise.resolve(value).then(_next, _throw);
	  }
	}

	function _asyncToGenerator(fn) {
	  return function () {
	    var self = this,
	        args = arguments;
	    return new Promise(function (resolve, reject) {
	      var gen = fn.apply(self, args);

	      function _next(value) {
	        asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
	      }

	      function _throw(err) {
	        asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
	      }

	      _next(undefined);
	    });
	  };
	}

	var asyncToGenerator = _asyncToGenerator;

	var pre = 'mercury-better-scroll';
	var mixin = {
	  methods: {
	    // 生成 css class
	    c: function c(className) {
	      return className ? "".concat(pre).concat(className) : "".concat(pre);
	    }
	  }
	};

	//
	var script = {
	  name: 'Loading',
	  mixins: [mixin]
	};

	var __$_require_loading_gif__ = "data:image/gif;base64,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";

	function normalizeComponent(template, style, script, scopeId, isFunctionalTemplate, moduleIdentifier
	/* server only */
	, shadowMode, createInjector, createInjectorSSR, createInjectorShadow) {
	  if (typeof shadowMode !== 'boolean') {
	    createInjectorSSR = createInjector;
	    createInjector = shadowMode;
	    shadowMode = false;
	  } // Vue.extend constructor export interop.


	  var options = typeof script === 'function' ? script.options : script; // render functions

	  if (template && template.render) {
	    options.render = template.render;
	    options.staticRenderFns = template.staticRenderFns;
	    options._compiled = true; // functional template

	    if (isFunctionalTemplate) {
	      options.functional = true;
	    }
	  } // scopedId


	  if (scopeId) {
	    options._scopeId = scopeId;
	  }

	  var hook;

	  if (moduleIdentifier) {
	    // server build
	    hook = function hook(context) {
	      // 2.3 injection
	      context = context || // cached call
	      this.$vnode && this.$vnode.ssrContext || // stateful
	      this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext; // functional
	      // 2.2 with runInNewContext: true

	      if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
	        context = __VUE_SSR_CONTEXT__;
	      } // inject component styles


	      if (style) {
	        style.call(this, createInjectorSSR(context));
	      } // register component module identifier for async chunk inference


	      if (context && context._registeredComponents) {
	        context._registeredComponents.add(moduleIdentifier);
	      }
	    }; // used by ssr in case component is cached and beforeCreate
	    // never gets called


	    options._ssrRegister = hook;
	  } else if (style) {
	    hook = shadowMode ? function () {
	      style.call(this, createInjectorShadow(this.$root.$options.shadowRoot));
	    } : function (context) {
	      style.call(this, createInjector(context));
	    };
	  }

	  if (hook) {
	    if (options.functional) {
	      // register for functional component in vue file
	      var originalRender = options.render;

	      options.render = function renderWithStyleInjection(h, context) {
	        hook.call(context);
	        return originalRender(h, context);
	      };
	    } else {
	      // inject component registration as beforeCreate hook
	      var existing = options.beforeCreate;
	      options.beforeCreate = existing ? [].concat(existing, hook) : [hook];
	    }
	  }

	  return script;
	}

	var normalizeComponent_1 = normalizeComponent;

	var isOldIE = typeof navigator !== 'undefined' && /msie [6-9]\\b/.test(navigator.userAgent.toLowerCase());
	function createInjector(context) {
	  return function (id, style) {
	    return addStyle(id, style);
	  };
	}
	var HEAD = document.head || document.getElementsByTagName('head')[0];
	var styles = {};

	function addStyle(id, css) {
	  var group = isOldIE ? css.media || 'default' : id;
	  var style = styles[group] || (styles[group] = {
	    ids: new Set(),
	    styles: []
	  });

	  if (!style.ids.has(id)) {
	    style.ids.add(id);
	    var code = css.source;

	    if (css.map) {
	      // https://developer.chrome.com/devtools/docs/javascript-debugging
	      // this makes source maps inside style tags work properly in Chrome
	      code += '\n/*# sourceURL=' + css.map.sources[0] + ' */'; // http://stackoverflow.com/a/26603875

	      code += '\n/*# sourceMappingURL=data:application/json;base64,' + btoa(unescape(encodeURIComponent(JSON.stringify(css.map)))) + ' */';
	    }

	    if (!style.element) {
	      style.element = document.createElement('style');
	      style.element.type = 'text/css';
	      if (css.media) style.element.setAttribute('media', css.media);
	      HEAD.appendChild(style.element);
	    }

	    if ('styleSheet' in style.element) {
	      style.styles.push(code);
	      style.element.styleSheet.cssText = style.styles.filter(Boolean).join('\n');
	    } else {
	      var index = style.ids.size - 1;
	      var textNode = document.createTextNode(code);
	      var nodes = style.element.childNodes;
	      if (nodes[index]) style.element.removeChild(nodes[index]);
	      if (nodes.length) style.element.insertBefore(textNode, nodes[index]);else style.element.appendChild(textNode);
	    }
	  }
	}

	var browser = createInjector;

	/* script */
	const __vue_script__ = script;
	var __vue_render__ = function () {var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;return _c('div',{class:_vm.c('-loading-container')},[_c('img',{attrs:{"src":__$_require_loading_gif__}})])};
	var __vue_staticRenderFns__ = [];

	  /* style */
	  const __vue_inject_styles__ = function (inject) {
	    if (!inject) return
	    inject("data-v-12f8b2bc_0", { source: ".mercury-better-scroll-loading-container>img{width:20px;height:20px;display:block}", map: undefined, media: undefined });

	  };
	  /* scoped */
	  const __vue_scope_id__ = undefined;
	  /* module identifier */
	  const __vue_module_identifier__ = undefined;
	  /* functional template */
	  const __vue_is_functional_template__ = false;
	  /* style inject SSR */
	  

	  
	  var Loading = normalizeComponent_1(
	    { render: __vue_render__, staticRenderFns: __vue_staticRenderFns__ },
	    __vue_inject_styles__,
	    __vue_script__,
	    __vue_scope_id__,
	    __vue_is_functional_template__,
	    __vue_module_identifier__,
	    browser,
	    undefined
	  );

	//
	//
	//
	//
	//
	//
	//
	//
	var script$1 = {
	  props: {
	    y: {
	      type: Number,
	      default: 0
	    }
	  },
	  data: function data() {
	    return {
	      width: 50,
	      height: 80
	    };
	  },
	  computed: {
	    distance: function distance() {
	      return Math.max(0, Math.min(this.y * this.ratio, this.maxDistance));
	    },
	    style: function style() {
	      return "width:".concat(this.width / this.ratio, "px;height:").concat(this.height / this.ratio, "px");
	    }
	  },
	  watch: {
	    y: function y() {
	      this._draw();
	    }
	  },
	  created: function created() {
	    this.ratio = window.devicePixelRatio;
	    this.width *= this.ratio;
	    this.height *= this.ratio;
	    this.initRadius = 18 * this.ratio;
	    this.minHeadRadius = 12 * this.ratio;
	    this.minTailRadius = 5 * this.ratio;
	    this.initArrowRadius = 10 * this.ratio;
	    this.minArrowRadius = 6 * this.ratio;
	    this.arrowWidth = 3 * this.ratio;
	    this.maxDistance = 40 * this.ratio;
	    this.initCenterX = 25 * this.ratio;
	    this.initCenterY = 25 * this.ratio;
	    this.headCenter = {
	      x: this.initCenterX,
	      y: this.initCenterY
	    };
	  },
	  mounted: function mounted() {
	    this._draw();
	  },
	  methods: {
	    _draw: function _draw() {
	      var bubble = this.$refs.bubble;
	      var ctx = bubble.getContext('2d');
	      ctx.clearRect(0, 0, bubble.width, bubble.height);

	      this._drawBubble(ctx);

	      this._drawArrow(ctx);
	    },
	    _drawBubble: function _drawBubble(ctx) {
	      ctx.save();
	      ctx.beginPath();
	      var rate = this.distance / this.maxDistance;
	      var headRadius = this.initRadius - (this.initRadius - this.minHeadRadius) * rate;
	      this.headCenter.y = this.initCenterY - (this.initRadius - this.minHeadRadius) * rate; // 画上半弧线

	      ctx.arc(this.headCenter.x, this.headCenter.y, headRadius, 0, Math.PI, true); // 画左侧贝塞尔

	      var tailRadius = this.initRadius - (this.initRadius - this.minTailRadius) * rate;
	      var tailCenter = {
	        x: this.headCenter.x,
	        y: this.headCenter.y + this.distance
	      };
	      var tailPointL = {
	        x: tailCenter.x - tailRadius,
	        y: tailCenter.y
	      };
	      var controlPointL = {
	        x: tailPointL.x,
	        y: tailPointL.y - this.distance / 2
	      };
	      ctx.quadraticCurveTo(controlPointL.x, controlPointL.y, tailPointL.x, tailPointL.y); // 画下半弧线

	      ctx.arc(tailCenter.x, tailCenter.y, tailRadius, Math.PI, 0, true); // 画右侧贝塞尔

	      var headPointR = {
	        x: this.headCenter.x + headRadius,
	        y: this.headCenter.y
	      };
	      var controlPointR = {
	        x: tailCenter.x + tailRadius,
	        y: headPointR.y + this.distance / 2
	      };
	      ctx.quadraticCurveTo(controlPointR.x, controlPointR.y, headPointR.x, headPointR.y); // ctx.fillStyle = 'rgb(170,170,170)'

	      ctx.fillStyle = 'rgb(33,202,138)';
	      ctx.fill(); // ctx.strokeStyle = 'rgb(153,153,153)'

	      ctx.strokeStyle = 'rgb(33,202,138)';
	      ctx.stroke();
	      ctx.restore();
	    },
	    _drawArrow: function _drawArrow(ctx) {
	      ctx.save();
	      ctx.beginPath();
	      var rate = this.distance / this.maxDistance;
	      var arrowRadius = this.initArrowRadius - (this.initArrowRadius - this.minArrowRadius) * rate; // 画内圆

	      ctx.arc(this.headCenter.x, this.headCenter.y, arrowRadius - (this.arrowWidth - rate), -Math.PI / 2, 0, true); // 画外圆

	      ctx.arc(this.headCenter.x, this.headCenter.y, arrowRadius, 0, Math.PI * 3 / 2, false);
	      ctx.lineTo(this.headCenter.x, this.headCenter.y - arrowRadius - this.arrowWidth / 2 + rate);
	      ctx.lineTo(this.headCenter.x + this.arrowWidth * 2 - rate * 2, this.headCenter.y - arrowRadius + this.arrowWidth / 2);
	      ctx.lineTo(this.headCenter.x, this.headCenter.y - arrowRadius + this.arrowWidth * 3 / 2 - rate);
	      ctx.fillStyle = 'rgb(255,255,255)';
	      ctx.fill(); // ctx.strokeStyle = 'rgb(170,170,170)'

	      ctx.strokeStyle = 'rgb(33,202,138)';
	      ctx.stroke();
	      ctx.restore();
	    }
	  }
	};

	/* script */
	const __vue_script__$1 = script$1;

	/* template */
	var __vue_render__$1 = function () {var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;return _c('canvas',{ref:"bubble",style:(_vm.style),attrs:{"width":_vm.width,"height":_vm.height}})};
	var __vue_staticRenderFns__$1 = [];

	  /* style */
	  const __vue_inject_styles__$1 = undefined;
	  /* scoped */
	  const __vue_scope_id__$1 = undefined;
	  /* module identifier */
	  const __vue_module_identifier__$1 = undefined;
	  /* functional template */
	  const __vue_is_functional_template__$1 = false;
	  /* style inject */
	  
	  /* style inject SSR */
	  

	  
	  var Bubble = normalizeComponent_1(
	    { render: __vue_render__$1, staticRenderFns: __vue_staticRenderFns__$1 },
	    __vue_inject_styles__$1,
	    __vue_script__$1,
	    __vue_scope_id__$1,
	    __vue_is_functional_template__$1,
	    __vue_module_identifier__$1,
	    undefined,
	    undefined
	  );

	/**
	 * 一些帮助函数
	 */

	/**
	 * setTimeout 的 promise 封装
	 * @param {Number} time
	 * @returns
	 */
	function timeout(time) {
	  return new Promise(function (resolve) {
	    setTimeout(resolve, time);
	  });
	}

	var script$2 = {
	  name: 'Scroll',
	  components: {
	    Loading: Loading,
	    Bubble: Bubble
	  },
	  mixins: [mixin],
	  props: {
	    probeType: {
	      // 滚动事件监听类型
	      type: Number,
	      default: 1
	    },
	    click: {
	      // 开启点击事件代理
	      type: Boolean,
	      default: true
	    },
	    listenScroll: {
	      // 监听滚动
	      type: Boolean,
	      default: false
	    },
	    listenBeforeScrollStart: {
	      // 监听滚动开始前
	      type: Boolean,
	      default: false
	    },
	    scrollX: {
	      // 开启X轴滚动
	      type: Boolean,
	      default: false
	    },
	    scrollY: {
	      // 开启Y轴滚动
	      type: Boolean,
	      default: true
	    },
	    scrollbar: {
	      // 开启滚动条
	      type: null,
	      default: false
	    },
	    pullDown: {
	      // 启用下拉刷新
	      type: Boolean,
	      default: true
	    },
	    pullDownConfig: {
	      // 下拉刷新配置
	      type: Object,
	      default: function _default() {
	        return {
	          threshold: 90,
	          // 触发 pullingDown 的距离
	          stop: 40,
	          // pullingDown 正在刷新 hold 时的距离
	          txt: '刷新成功'
	        };
	      }
	    },
	    pullUp: {
	      // 启用上拉加载
	      type: Boolean,
	      default: true
	    },
	    pullUpConfig: {
	      // 上拉加载配置
	      type: Object,
	      default: function _default() {
	        return {
	          threshold: 100,
	          // 提前触发 pullingUp 的距离
	          txt: {
	            more: '上拉加载',
	            noMore: '— 我是有底线的 —'
	          }
	        };
	      }
	    },
	    startY: {
	      // 起始Y位置
	      type: Number,
	      default: 0
	    },
	    bounce: {
	      // 回弹效果
	      type: Boolean,
	      default: true
	    },
	    bounceTime: {
	      // 回弹时间
	      type: Number,
	      default: 600
	    },
	    preventDefaultException: {
	      // 不阻止默认行为
	      type: Object,
	      default: function _default() {
	        return {
	          tagName: /^(INPUT|TEXTAREA|BUTTON|SELECT)$/
	        };
	      }
	    },
	    autoUpdate: {
	      // 自动刷新高度:适用于简单场景,复杂场景请使用updateData/refreshData
	      type: Boolean,
	      default: false
	    },
	    updateData: {
	      // 引起更新上拉/下拉加载状态的数据(下拉刷新/上拉加载相关的数据)
	      type: Array,
	      default: null
	    },
	    refreshData: {
	      // 引起刷新高度的数据(不包含 updateData 内的数据)
	      type: Array,
	      default: null
	    }
	  },
	  data: function data() {
	    return {
	      pullDownBefore: true,
	      // 下拉之前
	      pullDownNow: false,
	      // 正在下拉
	      pullDownStyle: '',
	      // 下拉样式
	      pullUpNow: false,
	      // 正在上拉
	      pullUpFinally: false,
	      // true表示到了上拉加载到了最底部
	      isRebounding: false,
	      // 正在回弹
	      bubbleY: 0 // 气泡y坐标

	    };
	  },
	  computed: {
	    // 下拉的文本
	    pullDownTxt: function pullDownTxt() {
	      return this.pullDownConfig && this.pullDownConfig.txt;
	    },
	    // 上拉的文本
	    pullUpTxt: function pullUpTxt() {
	      var moreTxt = this.pullUpConfig && this.pullUpConfig.txt && this.pullUpConfig.txt.more;
	      var noMoreTxt = this.pullUpConfig && this.pullUpConfig.txt && this.pullUpConfig.txt.noMore;
	      return this.pullUpFinally ? noMoreTxt : moreTxt;
	    }
	  },
	  watch: {
	    updateData: function updateData() {
	      this.update();
	    },
	    refreshData: function () {
	      var _refreshData = asyncToGenerator(
	      /*#__PURE__*/
	      regenerator.mark(function _callee() {
	        return regenerator.wrap(function _callee$(_context) {
	          while (1) {
	            switch (_context.prev = _context.next) {
	              case 0:
	                if (!this.updateState) {
	                  _context.next = 2;
	                  break;
	                }

	                return _context.abrupt("return");

	              case 2:
	                _context.next = 4;
	                return this.$nextTick();

	              case 4:
	                this.refresh();

	              case 5:
	              case "end":
	                return _context.stop();
	            }
	          }
	        }, _callee, this);
	      }));

	      function refreshData() {
	        return _refreshData.apply(this, arguments);
	      }

	      return refreshData;
	    }()
	  },
	  activated: function activated() {
	    this.refresh();
	  },
	  mounted: function () {
	    var _mounted = asyncToGenerator(
	    /*#__PURE__*/
	    regenerator.mark(function _callee2() {
	      var _this = this;

	      return regenerator.wrap(function _callee2$(_context2) {
	        while (1) {
	          switch (_context2.prev = _context2.next) {
	            case 0:
	              this.pullDownInitTop = parseInt(this.$refs.pulldown && getComputedStyle(this.$refs.pulldown).top) || -50;
	              _context2.next = 3;
	              return this.$nextTick();

	            case 3:
	              this.initScroll(); // 自动刷新高度:深监视 $data,发生改变时更新高度

	              this.autoUpdate && this.$parent && this.$parent.$data && this.$watch(function () {
	                return _this.$parent.$data;
	              }, function (val) {
	                _this.update();
	              }, {
	                deep: true
	              });

	            case 5:
	            case "end":
	              return _context2.stop();
	          }
	        }
	      }, _callee2, this);
	    }));

	    function mounted() {
	      return _mounted.apply(this, arguments);
	    }

	    return mounted;
	  }(),
	  methods: {
	    // 初始化scroll
	    initScroll: function initScroll() {
	      var _this2 = this;

	      if (!this.$refs.scroll) return; // 设置scrollContent的最小高,实现高度不足时也有回弹效果

	      if (this.$refs.scrollContent) {
	        this.$refs.scrollContent.style.minHeight = "".concat(this.$refs.scroll.getBoundingClientRect().height + 1, "px");
	      }

	      var options = {
	        probeType: this.probeType,
	        click: this.click,
	        scrollX: this.scrollX,
	        scrollY: this.scrollY,
	        scrollbar: this.scrollbar,
	        pullDownRefresh: this.pullDown && this.pullDownConfig,
	        pullUpLoad: this.pullUp && this.pullUpConfig,
	        startY: this.startY,
	        bounce: this.bounce,
	        bounceTime: this.bounceTime,
	        preventDefaultException: this.preventDefaultException
	      };
	      this.scroll = new BScroll(this.$refs.scroll, options);
	      this.listenScroll && this.scroll.on('scroll', function (pos) {
	        _this2.$emit('scroll', pos);
	      });
	      this.listenBeforeScrollStart && this.scroll.on('beforeScrollStart', function () {
	        _this2.$emit('beforeScrollStart');
	      });
	      this.pullDown && this._initPullDown();
	      this.pullUp && this._initPullUp();
	    },
	    // 初始化下拉刷新
	    _initPullDown: function _initPullDown() {
	      var _this3 = this;

	      this.scroll.on('pullingDown', function () {
	        _this3.pullDownBefore = false;
	        _this3.pullDownNow = true;

	        _this3.$emit('pullingDown');

	        _this3.scroll.closePullDown(); // 防止在 bounce 前二次触发

	      });
	      this.scroll.on('scroll', function (pos) {
	        if (!_this3.pullDown || pos.y < 0) return;
	        var posY = Math.floor(pos.y); // 滚动的y轴位置:Number

	        if (_this3.pullDownBefore) {
	          _this3.bubbleY = Math.max(0, posY + _this3.pullDownInitTop);
	          _this3.pullDownStyle = "transform: translateY(".concat(Math.min(posY, -_this3.pullDownInitTop), "px)");
	        } else {
	          _this3.bubbleY = 0;
	        }

	        if (_this3.isRebounding) {
	          _this3.pullDownStyle = "transform: translateY(".concat(Math.min(posY, _this3.pullDownConfig.stop), "px)");
	        }
	      });
	    },
	    // 初始化上拉加载
	    _initPullUp: function _initPullUp() {
	      var _this4 = this;

	      this.scroll.on('pullingUp', function () {
	        if (_this4.pullUpFinally) {
	          _this4.scroll.finishPullUp();
	        } else {
	          _this4.pullUpNow = true;

	          _this4.$emit('pullingUp');
	        }
	      });
	    },
	    // 关闭滚动
	    disable: function disable() {
	      this.scroll && this.scroll.disable();
	    },
	    // 开启滚动
	    enable: function enable() {
	      this.scroll && this.scroll.enable();
	    },
	    // 销毁滚动示例
	    destroy: function destroy() {
	      this.scroll && this.scroll.destroy();
	    },
	    // 刷新滚动高度
	    refresh: function refresh() {
	      this.scroll && this.scroll.refresh();
	    },
	    // 更新加载状态,下拉/下拉成功后使用
	    update: function () {
	      var _update = asyncToGenerator(
	      /*#__PURE__*/
	      regenerator.mark(function _callee3(final) {
	        return regenerator.wrap(function _callee3$(_context3) {
	          while (1) {
	            switch (_context3.prev = _context3.next) {
	              case 0:
	                if (!(this.pullDown && this.pullDownNow)) {
	                  _context3.next = 17;
	                  break;
	                }

	                if (!this.pullDownUpdateState) {
	                  _context3.next = 3;
	                  break;
	                }

	                return _context3.abrupt("return");

	              case 3:
	                this.pullDownUpdateState = true; // 正在update状态
	                // 下拉刷新触发成功后

	                this.pullDownNow = false;
	                _context3.next = 7;
	                return timeout(this.bounceTime / 2);

	              case 7:
	                // 刷新成功hold
	                this.isRebounding = true;
	                this.scroll.finishPullDown(); // 开始回弹

	                _context3.next = 11;
	                return timeout(this.bounceTime);

	              case 11:
	                this.pullDownBefore = true;
	                this.isRebounding = false;
	                this.scroll.openPullDown(this.pullDownConfig);
	                this.pullUpFinally = false;
	                _context3.next = 23;
	                break;

	              case 17:
	                if (!(this.pullUp && this.pullUpNow)) {
	                  _context3.next = 23;
	                  break;
	                }

	                if (!this.pullUpUpdateState) {
	                  _context3.next = 20;
	                  break;
	                }

	                return _context3.abrupt("return");

	              case 20:
	                this.pullUpUpdateState = true; // 正在update状态
	                // 上拉加载触发成功后

	                this.pullUpNow = false;
	                this.scroll.finishPullUp();

	              case 23:
	                typeof final !== 'undefined' && (this.pullUpFinally = !!final);
	                _context3.next = 26;
	                return this.$nextTick();

	              case 26:
	                this.refresh();
	                this.pullDownUpdateState = false;
	                this.pullUpUpdateState = false;

	              case 29:
	              case "end":
	                return _context3.stop();
	            }
	          }
	        }, _callee3, this);
	      }));

	      function update(_x) {
	        return _update.apply(this, arguments);
	      }

	      return update;
	    }(),

	    /**
	     * 滚动到指定位置
	     * @param  {Number} x    x轴位置
	     * @param  {Number} y    y轴位置
	     * @param  {Number} time 滚动时间
	     * @return {Void}
	     */
	    scrollTo: function scrollTo() {
	      var x = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
	      var y = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
	      var time = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : this.bounceTime;
	      this.scroll && this.scroll.scrollTo(x, y, time);
	    },
	    // 滚动到元素
	    scrollToElement: function scrollToElement() {
	      this.scroll && this.scroll.scrollToElement.apply(this.scroll, arguments);
	    },
	    // 滚动到顶部
	    scrollToTop: function scrollToTop() {
	      this.scroll && this.scrollTo(0, 0);
	    },
	    // 滚动到底部
	    scrollToBottom: function scrollToBottom() {
	      this.scroll && this.scrollTo(0, this.scroll.maxScrollY);
	    },
	    // 手动触发下拉刷新
	    autoPullDownRefresh: function autoPullDownRefresh() {
	      this.scroll && this.scroll.autoPullDownRefresh();
	    }
	  }
	};

	/* script */
	const __vue_script__$2 = script$2;

	/* template */
	var __vue_render__$2 = function () {var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;return _c('div',{ref:"scroll",class:_vm.c()},[_c('div',{class:_vm.c('__wrapper')},[_c('div',{ref:"scrollContent"},[_vm._t("default")],2),_vm._v(" "),_vm._t("pullup",[(_vm.pullUp)?_c('div',{class:_vm.c('__pullup')},[(!_vm.pullUpNow)?_c('div',[_c('span',[_vm._v(_vm._s(_vm.pullUpTxt))])]):_c('div',[_vm._t("pullupLoading",[_c('Loading')])],2)]):_vm._e()],{"pullUp":_vm.pullUp,"pullUpNow":_vm.pullUpNow})],2),_vm._v(" "),_vm._t("pulldown",[(_vm.pullDown)?_c('div',{ref:"pulldown",class:_vm.c('__pulldown'),style:(_vm.pullDownStyle)},[(_vm.pullDownBefore)?_c('div',{class:_vm.c('__pulldown__after')},[_vm._t("pulldownLoading",[_c('Loading')])],2):_c('div',{class:_vm.c('__pulldown__after')},[(_vm.pullDownNow)?_c('div',[_vm._t("pulldownLoading",[_c('Loading')])],2):_c('div',[_c('span',[_vm._v(_vm._s(_vm.pullDownTxt))])])])]):_vm._e()],{"pullDown":_vm.pullDown,"pullDownStyle":_vm.pullDownStyle,"pullDownBefore":_vm.pullDownBefore,"pullDownNow":_vm.pullDownNow,"bubbleY":_vm.bubbleY})],2)};
	var __vue_staticRenderFns__$2 = [];

	  /* style */
	  const __vue_inject_styles__$2 = function (inject) {
	    if (!inject) return
	    inject("data-v-0be632d0_0", { source: ".mercury-better-scroll{width:100%;height:100%;overflow:hidden;box-sizing:border-box;position:relative}.mercury-better-scroll__wrapper{position:relative;z-index:1}.mercury-better-scroll__pullup{width:100%;height:50px;display:flex;justify-content:center;align-items:center;font-size:14px;color:#999}.mercury-better-scroll__pulldown{position:absolute;left:0;top:-50px;width:100%;display:flex;justify-content:center;align-items:center;transition:all;font-size:14px;color:#999}.mercury-better-scroll__pulldown__before{display:flex}.mercury-better-scroll__pulldown__after{width:100%;height:40px;display:flex;justify-content:center;align-items:center}", map: undefined, media: undefined });

	  };
	  /* scoped */
	  const __vue_scope_id__$2 = undefined;
	  /* module identifier */
	  const __vue_module_identifier__$2 = undefined;
	  /* functional template */
	  const __vue_is_functional_template__$2 = false;
	  /* style inject SSR */
	  

	  
	  var Scroll = normalizeComponent_1(
	    { render: __vue_render__$2, staticRenderFns: __vue_staticRenderFns__$2 },
	    __vue_inject_styles__$2,
	    __vue_script__$2,
	    __vue_scope_id__$2,
	    __vue_is_functional_template__$2,
	    __vue_module_identifier__$2,
	    browser,
	    undefined
	  );

	Scroll.install = function (Vue) {
	  Vue.component(Scroll.name, Scroll);
	};

	return Scroll;

}));