requirebin sketch

index.js

var mercury = require("mercury")
var h = mercury.h

var delegator = mercury.Delegator()
var inputs = mercury.EventSinks(delegator.id, ["clicks"])
var clickCount = mercury.value(0)

inputs.events.clicks(function () {
    clickCount.set(clickCount() + 1)
})

function render(clickCount) {
    return h("div", [
        "The state ", h("code", "clickCount"), " has value: ",
        clickCount + ".",
        h("input", { type: "button", value: "Click me!",
            "data-click": mercury.event(inputs.sinks.clicks) })
    ])
}

var loop = mercury.main(clickCount(), render)
clickCount(loop.update)
document.body.appendChild(loop.target)

minified.js

function render(t){return h("div",["The state ",h("code","clickCount")," has value: ",t+".",h("input",{type:"button",value:"Click me!","data-click":mercury.event(inputs.sinks.clicks)})])}require=function e(t,n,r){function i(s,a){if(!n[s]){if(!t[s]){var u="function"==typeof require&&require;if(!a&&u)return u(s,!0);if(o)return o(s,!0);throw Error("Cannot find module '"+s+"'")}var c=n[s]={exports:{}};t[s][0].call(c.exports,function(e){var n=t[s][1][e];return i(n?n:e)},c,c.exports,e,t,n,r)}return n[s].exports}for(var o="function"==typeof require&&require,s=0;r.length>s;s++)i(r[s]);return i}({1:[function(){},{}],2:[function(t,e){function n(){this._events=this._events||{},this._maxListeners=this._maxListeners||void 0}function r(t){return"function"==typeof t}function i(t){return"number"==typeof t}function o(t){return"object"==typeof t&&null!==t}function s(t){return void 0===t}e.exports=n,n.EventEmitter=n,n.prototype._events=void 0,n.prototype._maxListeners=void 0,n.defaultMaxListeners=10,n.prototype.setMaxListeners=function(t){if(!i(t)||0>t||isNaN(t))throw TypeError("n must be a positive number");return this._maxListeners=t,this},n.prototype.emit=function(t){var e,n,i,a,u,c;if(this._events||(this._events={}),"error"===t&&(!this._events.error||o(this._events.error)&&!this._events.error.length))throw e=arguments[1],e instanceof Error?e:TypeError('Uncaught, unspecified "error" event.');if(n=this._events[t],s(n))return!1;if(r(n))switch(arguments.length){case 1:n.call(this);break;case 2:n.call(this,arguments[1]);break;case 3:n.call(this,arguments[1],arguments[2]);break;default:for(i=arguments.length,a=Array(i-1),u=1;i>u;u++)a[u-1]=arguments[u];n.apply(this,a)}else if(o(n)){for(i=arguments.length,a=Array(i-1),u=1;i>u;u++)a[u-1]=arguments[u];for(c=n.slice(),i=c.length,u=0;i>u;u++)c[u].apply(this,a)}return!0},n.prototype.addListener=function(t,e){var i;if(!r(e))throw TypeError("listener must be a function");if(this._events||(this._events={}),this._events.newListener&&this.emit("newListener",t,r(e.listener)?e.listener:e),this._events[t]?o(this._events[t])?this._events[t].push(e):this._events[t]=[this._events[t],e]:this._events[t]=e,o(this._events[t])&&!this._events[t].warned){var i;i=s(this._maxListeners)?n.defaultMaxListeners:this._maxListeners,i&&i>0&&this._events[t].length>i&&(this._events[t].warned=!0,console.error("(node) warning: possible EventEmitter memory leak detected. %d listeners added. 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this;if(!this._events.removeListener)return 0===arguments.length?this._events={}:this._events[t]&&delete this._events[t],this;if(0===arguments.length){for(e in this._events)"removeListener"!==e&&this.removeAllListeners(e);return this.removeAllListeners("removeListener"),this._events={},this}if(n=this._events[t],r(n))this.removeListener(t,n);else for(;n.length;)this.removeListener(t,n[n.length-1]);return delete this._events[t],this},n.prototype.listeners=function(t){var e;return e=this._events&&this._events[t]?r(this._events[t])?[this._events[t]]:this._events[t].slice():[]},n.listenerCount=function(t,e){var n;return n=t._events&&t._events[e]?r(t._events[e])?1:t._events[e].length:0}},{}],mercury:[function(t,e){e.exports=t("LsVy72")},{}],LsVy72:[function(t,e){e.exports={main:t("main-loop"),Delegator:t("dom-delegator"),EventSinks:t("event-sinks/geval"),event:t("value-event/event"),valueEvent:t("value-event/value"),submitEvent:t("value-event/submit"),changeEvent:t("value-event/change"),array:t("observ-array"),hash:t("observ-hash"),value:t("observ"),diff:t("virtual-dom/diff"),patch:t("virtual-dom/patch"),partial:t("vdom-thunk"),create:t("virtual-dom/create-element"),h:t("virtual-dom/h")}},{"dom-delegator":9,"event-sinks/geval":21,"main-loop":24,observ:56,"observ-array":47,"observ-hash":49,"value-event/change":57,"value-event/event":58,"value-event/submit":64,"value-event/value":65,"vdom-thunk":66,"virtual-dom/create-element":86,"virtual-dom/diff":87,"virtual-dom/h":88,"virtual-dom/patch":107}],5:[function(t,e){function n(t,e,n,i){var o=r(e),s=o[n]||{};s[t]=s[t]||[],-1===s[t].indexOf(i)&&s[t].push(i),o[n]=s}var r=t("data-set");e.exports=n},{"data-set":13}],6:[function(t,e){function n(t){function e(e,n){function s(t,e,n){i(u.id,t,e,n)}function a(e){o(u,t,e)}t.is(e)||(n=e,e=null),e=e||t.defaultTarget,n=n||{};var u={id:n.id||r(),target:e,listenTo:a,addEventListener:s};return n.defaultEvents!==!1&&t.allEvents.forEach(function(e){o(u,t,e)}),u}return e}var r=t("cuid"),i=t("./add-event.js"),o=t("./listen.js");e.exports=n},{"./add-event.js":5,"./listen.js":10,cuid:11}],7:[function(t,e){function n(t,e,n){t.addEventListener(e,n,!0)}function r(t){return t&&"string"==typeof t.tagName}function i(t){return t.parentNode}var 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package.json

{
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}

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