derivable - npm Package Compare versions

Comparing version 0.7.0 to 0.7.1

dist/derivable.js

		@@ -603,3 +603,3 @@ // UMD loader
		case gc_UNSTABLE:
		for (i = this._parents.length; i--;) {
		for (i = 0; i < this._parents.length; i++) {
		parent = this._parents[i];
		@@ -625,3 +625,3 @@ var parentState = parent._state;
		var parents = [];
		for (i = this._parents.length; i--;) {
		for (i = 0; i < this._parents.length; i++) {
		var parentStateTuple = this._parents[i],
		@@ -628,0 +628,0 @@ state = parentStateTuple[1];

dist/derivable.min.js

		!function(t,n){"use strict";t&&"function"==typeof t.define&&t.define.amd?t.define(["exports"],n):n("undefined"!=typeof exports?exports:t.Derivable={})}(this,function(t){"use strict";function n(t){for(var n=1;n<arguments.length;n++)for(var e=arguments[n],r=Z(e),i=r.length;i--;){var u=r[i];t[u]=e[u]}return t}function e(t){return Object.prototype.toString.call(t).slice(8,-1)}function r(t,n){return t===n?0!==t\|\|1/t===1/n:t!==t&&n!==n}function i(t,n){return Object.hasOwnProperty.call(n,t)}function u(t,n,a,o){var c=e(t);if(c!==e(n))return!1;if("Boolean"===c\|\|"Number"===c\|\|"String"===c)return"object"==typeof t?"object"==typeof n&&r(t.valueOf(),n.valueOf()):r(t,n);if(r(t,n))return!0;if("RegExp"===c)return t.source===n.source&&t.global===n.global&&t.ignoreCase===n.ignoreCase&&t.multiline===n.multiline&&t.sticky===n.sticky&&t.unicode===n.unicode;if(Object(t)===t){if("Date"===c&&t.getTime()!==n.getTime())return!1;var s=Z(t);if(s.length!==Z(n).length)return!1;for(var f=a.length-1;f>=0;){if(a[f]===t)return o[f]===n;f-=1}for(a[a.length]=t,o[o.length]=n,f=s.length-1;f>=0;){var l=s[f];if(!i(l,n)\|\|!u(n[l],t[l],a,o))return!1;f-=1}return a.pop(),o.pop(),!0}return!1}function a(t,n){return t&&"function"==typeof t.equals?t.equals(n):u(t,n,[],[])}function o(t,n){var e=t.indexOf(n);0>e&&t.push(n)}function c(t,n){var e=t.indexOf(n);e>=0&&t.splice(e,1)}function s(t,n){return t.indexOf(n)>=0}function f(){return $++}function l(t,n){return Array.prototype.slice.call(t,n)}function h(t,n){if(t._type===ht){if(t.reacting)throw new Error("Cycle detected! Don't do this!");n.push(t)}else for(var e=t._children.length;e--;){var r=t._children[e];r._state!==ut&&(r._state=ut,h(r,n))}}function p(t){var n;switch(t._state){case et:case rt:for(n=t._children.length;n--;){var e=t._children[n];p(e),e._state!==at&&t._children.splice(n,1)}t._state=at;break;case ut:var r=[];for(n=t._parents.length;n--;){var i=t._parents[n];if(i._state!==rt){t._state=it;break}r.push([i,i._value])}t._state!==it&&(t._state=ot,t._parents=r);break;case at:case it:case ot:break;default:
		throw new Error("can't sweep state "+t._state)}}function _(t){var n=!1;switch(t._type){case st:t._state=at,n=!0;break;case ft:case lt:t._state=nt,t._value=tt,n=!0;break;case ht:t._state=at,n=!1}if(n){for(var e=t._children.length;e--;)_(t._children[e]);t._children=[]}}function v(t){return ct.push([]),t(),ct.pop()}function d(t){ct.length>0&&o(ct[ct.length-1],t)}function g(){throw dt}function y(){return{currentTxn:null}}function w(t){return null!==t.currentTxn}function k(t){return t.currentTxn}function b(t,n){n._parent=t.currentTxn,n._state=pt,t.currentTxn=n}function m(t,n){var e=t.currentTxn;if(t.currentTxn=e._parent,e._state!==pt)throw new Error("unexpected state: "+e._state);n(e)}function x(t){m(t,function(t){t._state=_t,t.onCommit&&t.onCommit()})}function E(t){m(t,function(t){t._state=vt,t.onAbort&&t.onAbort()})}function T(t,n,e){b(t,n);try{e(g)}catch(r){if(E(t),r!==dt)throw r;return}x(t)}function O(t,n){b(t,n());var e=!1;return{tick:function(){if(e)throw new Error("can't tick disposed ticker");x(t),b(t,n())},stop:function(){if(e)throw new Error("ticker already disposed");x(t)}}}function j(t,n){return{control:n,parent:t,_state:at,active:!1,_type:ht,uid:f(),reacting:!1}}function A(t){c(t.parent._children,t),t.active=!1,t.control.onStop&&t.control.onStop()}function V(t){o(t.parent._children,t),t.active=!0,t.control.onStart&&t.control.onStart(),t.parent._get()}function q(t){if(t._state===ut){var n=t.parent,e=n._state;if((e===ut\|\|e===it\|\|e===ot\|\|e===nt)&&n._get(),e=n._state,e===rt)t._state=at;else{if(e!==et)throw new Error("invalid parent state: "+e);C(t)}}}function C(t){if(!t.control.react)throw new Error("No reaction function available.");t._state=at;try{t.reacting=!0,t.control.react(t.parent._get())}finally{t.reacting=!1}}function D(){this._type=ht}function S(t,n){if(t._base)throw new Error("This reaction has already been initialized");return t._base=j(n,t),t}function R(t){this._type=ht,this.react=t}function N(t){return n(new D,t)}function G(t,n){var e={derive:function(n,e,r,i,u){var a=this;switch(arguments.length){
		case 0:return a;case 1:return t.derivation(function(){return n(a.get())});case 2:return t.derivation(function(){return n(a.get(),t.unpack(e))});case 3:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r))});case 4:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r),t.unpack(i))});case 5:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r),t.unpack(i),t.unpack(u))});default:var o=[a].concat(l(arguments,1));return t.derivation(function(){return n.apply(null,o.map(t.unpack))})}},reaction:function(t){if("function"==typeof t)return S(new R(t),this);if(t instanceof D)return S(t,this);if(t&&t.react)return S(N(t),this);throw new Error("Unrecognized type for reaction "+t)},react:function(t){return this.reaction(t).start().force()},get:function(){return d(this),this._get()},is:function(e){return t.lift(n.equals)(this,e)},and:function(n){return this.derive(function(e){return e&&t.unpack(n)})},or:function(n){return this.derive(function(e){return e\|\|t.unpack(n)})},then:function(n,e){return this.derive(function(r){return t.unpack(r?n:e)})},some:function(n,e){return this.derive(function(r){return t.unpack(null===r\|\|void 0===r?e:n)})},not:function(){return this.derive(function(t){return!t})}};return e["switch"]=function(){var e=arguments;return this.derive(function(r){var i;for(i=0;e.length-1>i;i+=2)if(n.equals(r,t.unpack(e[i])))return t.unpack(e[i+1]);return i===e.length-1?t.unpack(e[i]):void 0})},e}function z(t,n){return{_clone:function(){return t.derivation(this._deriver)},_forceGet:function(){var t,e=this,r=v(function(){var t=e._deriver();e._state=n.equals(t,e._value)?rt:et,e._value=t});for(t=this._parents.length;t--;){var i=this._parents[t];s(r,i)\|\|c(i._children,this)}for(this._parents=r,t=r.length;t--;)o(r[t]._children,this)},_get:function(){var t,e;t:switch(this._state){case nt:case it:this._forceGet();break;case ut:for(t=this._parents.length;t--;){e=this._parents[t];var r=e._state;if((r===ut\|\|r===it\|\|r===ot)&&e._get(),r=e._state,r===et){this._forceGet();break t}if(r!==at&&r!==rt)throw new Error("invalid parent mode: "+r);
		}this._state=rt;break;case ot:var i=[];for(t=this._parents.length;t--;){var u=this._parents[t],a=u[1];if(e=u[0],!n.equals(e._get(),a)){this._parents=[],this._forceGet();break t}i.push(e)}for(t=i.length;t--;)o(i[t]._children,this);this._parents=i,this._state=rt}return this._value}}}function I(t,n){return t._children=[],t._parents=[],t._deriver=n,t._state=nt,t._type=ft,t._value=tt,t}function Q(t,n){return{swap:function(t){var n=l(arguments,0);return n[0]=this.get(),this.set(t.apply(null,n))},lens:function(n){return t.lens(this,n)}}}function L(t,n){return{_clone:function(){return t.lens(this._parent,{get:this._getter,set:this._setter})},set:function(t){return this._parent.set(this._setter(this._parent._get(),t)),this}}}function B(t,n,e){return t._getter=e.get,t._setter=e.set,t._parent=n,t._type=lt,t}function F(t){for(var n=t.length;n--;)q(t[n])}function M(){this.inTxnValues={},this.reactionQueue=[]}function P(t,n){var e=t.inTxnValues[n._uid];return e?e[1]:n._value}function U(t,n,e){t.inTxnValues[n._uid]=[n,e],h(n,t.reactionQueue)}function W(t,n){return{_clone:function(){return t.atom(this._value)},withValidator:function(t){if(null===t)return this._clone();if("function"==typeof t){var n=this._clone(),e=this._validator;return n._validator=e?function(n){return t(n)&&e(n)}:t,n}throw new Error(".withValidator expects function or null")},validate:function(){this._validate(this.get())},_validate:function(t){var n=this._validator&&this._validator(t);if(this._validator&&n!==!0)throw new Error("Failed validation with value: '"+t+"'. Validator returned '"+n+"' ")},set:function(t){if(this._validate(t),!n.equals(t,this._value))if(this._state=et,w(gt))U(k(gt),this,t);else{this._value=t;var e=[];h(this,e),F(e),p(this)}return this},_get:function(){return w(gt)?P(k(gt),this):this._value}}}function H(t,n){return t._uid=f(),t._children=[],t._state=at,t._value=n,t._type=st,t}function J(t){T(gt,new M,t)}function K(t){return function(){var n,e=l(arguments,0),r=this;return J(function(){n=t.apply(r,e)}),n}}function X(){wt?wt.refCount++:(wt=O(gt,function(){
		return new M}),wt.refCount=1);var t=!1;return{tick:function(){if(t)throw new Error("tyring to use ticker after release");wt.tick()},release:function(){if(t)throw new Error("ticker already released");0===--wt.refCount&&(wt.stop(),wt=null),t=!0}}}function Y(t){function e(t){var n=l(arguments,1);return i.derivation(function(){for(var e="",r=0;t.length>r;r++)e+=t[r],n.length>r&&(e+=i.unpack(n[r]));return e})}function r(t){if(i.isDerivable(t))return t.get();if(t instanceof Array)return t.map(r);if(t.constructor===Object){for(var n={},e=Z(t),u=e.length;u--;){var a=e[u];n[a]=r(t[a])}return n}return t}t=n({},kt,t\|\|{});var i={transact:J,defaultEquals:a,transaction:K,ticker:X,Reaction:D,isAtom:function(t){return t&&(t._type===st\|\|t._type===lt)},isDerivable:function(t){return t&&(t._type===st\|\|t._type===lt\|\|t._type===ft)},isDerivation:function(t){return t&&(t._type===ft\|\|t._type===lt)},isLensed:function(t){return t&&t._type===lt},isReaction:function(t){return t&&t._type===ht}},u=G(i,t),o=Q(i,t),c=n({},o,u,W(i,t)),s=n({},u,z(i,t)),f=n({},o,s,L(i,t));return i.atom=function(t){return H(Object.create(c),t)},i.swap=function(t,n){var e=l(arguments,1);return e[0]=t.get(),t.set(n.apply(null,e))},i.derivation=function(t){return I(Object.create(s),t)},i.derive=function(t){if(t instanceof Array)return e.apply(null,arguments);if(arguments.length>0)return u.derive.apply(t,l(arguments,1));throw new Error("Wrong arity for derive. Expecting 1+ args")},i.lens=function(t,n){var e=Object.create(f);return B(I(e,function(){return n.get(t.get())}),t,n)},i.unpack=function(t){return i.isDerivable(t)?t.get():t},i.lift=function(t){return function(){var n=arguments,e=this;return i.derivation(function(){return t.apply(e,Array.prototype.map.call(n,i.unpack))})}},i.set=function(t,n){return t.set(n)},i.get=function(t){return t.get()},i.struct=function(t){if(t.constructor===Object\|\|t instanceof Array)return i.derivation(function(){return r(t)});throw new Error("`struct` expects plain Object or Array")},i.ifThenElse=function(t,n,e){return t.then(n,e)},i.ifThenElse=function(t,n,e){
		return i.derivation(function(){return i.unpack(i.unpack(t)?n:e)})},i.some=function(t,n,e){return i.derivation(function(){var r=i.unpack(t);return i.unpack(null===r\|\|void 0===r?e:n)})},i.or=function(){var t=arguments;return i.derivation(function(){for(var n,e=0;t.length>e&&!(n=i.unpack(t[e]));e++);return n})},i.and=function(){var t=arguments;return i.derivation(function(){for(var n,e=0;t.length>e&&(n=i.unpack(t[e]),n);e++);return n})},i.not=function(t){return t.derive(function(t){return!t})},i.switchCase=function(t){return u["switch"].apply(t,l(arguments,1))},i}var Z=Object.keys,$=0,tt=Object.freeze({equals:function(){return!1}}),nt=0,et=1,rt=2,it=3,ut=4,at=5,ot=6,ct=[],st="ATOM",ft="DERIVATION",lt="LENS",ht="REACTION",pt=0,_t=1,vt=3,dt={};n(D.prototype,{start:function(){return V(this._base),this},stop:function(){return A(this._base),this},force:function(){return C(this._base),this},isRunning:function(){return this._base.active}}),n(R.prototype,D.prototype);var gt=y(),yt={push:function(){}};n(M.prototype,{onCommit:function(){var t,n,e=Z(this.inTxnValues);if(w(gt))for(t=e.length;t--;)n=this.inTxnValues[e[t]],n[0].set(n[1]);else{for(t=e.length;t--;)n=this.inTxnValues[e[t]],n[0]._value=n[1],h(n[0],yt);for(F(this.reactionQueue),t=e.length;t--;)p(this.inTxnValues[e[t]][0])}},onAbort:function(){if(!w(gt))for(var t=Z(this.inTxnValues),n=t.length;n--;)_(this.inTxnValues[t[n]][0])}});var wt=null,kt={equals:a};n(t,Y()),t.withEquality=function(t){return Y({equals:t})},t["default"]=t});
		case 0:return a;case 1:return t.derivation(function(){return n(a.get())});case 2:return t.derivation(function(){return n(a.get(),t.unpack(e))});case 3:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r))});case 4:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r),t.unpack(i))});case 5:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r),t.unpack(i),t.unpack(u))});default:var o=[a].concat(l(arguments,1));return t.derivation(function(){return n.apply(null,o.map(t.unpack))})}},reaction:function(t){if("function"==typeof t)return S(new R(t),this);if(t instanceof D)return S(t,this);if(t&&t.react)return S(N(t),this);throw new Error("Unrecognized type for reaction "+t)},react:function(t){return this.reaction(t).start().force()},get:function(){return d(this),this._get()},is:function(e){return t.lift(n.equals)(this,e)},and:function(n){return this.derive(function(e){return e&&t.unpack(n)})},or:function(n){return this.derive(function(e){return e\|\|t.unpack(n)})},then:function(n,e){return this.derive(function(r){return t.unpack(r?n:e)})},some:function(n,e){return this.derive(function(r){return t.unpack(null===r\|\|void 0===r?e:n)})},not:function(){return this.derive(function(t){return!t})}};return e["switch"]=function(){var e=arguments;return this.derive(function(r){var i;for(i=0;e.length-1>i;i+=2)if(n.equals(r,t.unpack(e[i])))return t.unpack(e[i+1]);return i===e.length-1?t.unpack(e[i]):void 0})},e}function z(t,n){return{_clone:function(){return t.derivation(this._deriver)},_forceGet:function(){var t,e=this,r=v(function(){var t=e._deriver();e._state=n.equals(t,e._value)?rt:et,e._value=t});for(t=this._parents.length;t--;){var i=this._parents[t];s(r,i)\|\|c(i._children,this)}for(this._parents=r,t=r.length;t--;)o(r[t]._children,this)},_get:function(){var t,e;t:switch(this._state){case nt:case it:this._forceGet();break;case ut:for(t=0;this._parents.length>t;t++){e=this._parents[t];var r=e._state;if((r===ut\|\|r===it\|\|r===ot)&&e._get(),r=e._state,r===et){this._forceGet();break t}
		if(r!==at&&r!==rt)throw new Error("invalid parent mode: "+r)}this._state=rt;break;case ot:var i=[];for(t=0;this._parents.length>t;t++){var u=this._parents[t],a=u[1];if(e=u[0],!n.equals(e._get(),a)){this._parents=[],this._forceGet();break t}i.push(e)}for(t=i.length;t--;)o(i[t]._children,this);this._parents=i,this._state=rt}return this._value}}}function I(t,n){return t._children=[],t._parents=[],t._deriver=n,t._state=nt,t._type=ft,t._value=tt,t}function Q(t,n){return{swap:function(t){var n=l(arguments,0);return n[0]=this.get(),this.set(t.apply(null,n))},lens:function(n){return t.lens(this,n)}}}function L(t,n){return{_clone:function(){return t.lens(this._parent,{get:this._getter,set:this._setter})},set:function(t){return this._parent.set(this._setter(this._parent._get(),t)),this}}}function B(t,n,e){return t._getter=e.get,t._setter=e.set,t._parent=n,t._type=lt,t}function F(t){for(var n=t.length;n--;)q(t[n])}function M(){this.inTxnValues={},this.reactionQueue=[]}function P(t,n){var e=t.inTxnValues[n._uid];return e?e[1]:n._value}function U(t,n,e){t.inTxnValues[n._uid]=[n,e],h(n,t.reactionQueue)}function W(t,n){return{_clone:function(){return t.atom(this._value)},withValidator:function(t){if(null===t)return this._clone();if("function"==typeof t){var n=this._clone(),e=this._validator;return n._validator=e?function(n){return t(n)&&e(n)}:t,n}throw new Error(".withValidator expects function or null")},validate:function(){this._validate(this.get())},_validate:function(t){var n=this._validator&&this._validator(t);if(this._validator&&n!==!0)throw new Error("Failed validation with value: '"+t+"'. Validator returned '"+n+"' ")},set:function(t){if(this._validate(t),!n.equals(t,this._value))if(this._state=et,w(gt))U(k(gt),this,t);else{this._value=t;var e=[];h(this,e),F(e),p(this)}return this},_get:function(){return w(gt)?P(k(gt),this):this._value}}}function H(t,n){return t._uid=f(),t._children=[],t._state=at,t._value=n,t._type=st,t}function J(t){T(gt,new M,t)}function K(t){return function(){var n,e=l(arguments,0),r=this;return J(function(){
		n=t.apply(r,e)}),n}}function X(){wt?wt.refCount++:(wt=O(gt,function(){return new M}),wt.refCount=1);var t=!1;return{tick:function(){if(t)throw new Error("tyring to use ticker after release");wt.tick()},release:function(){if(t)throw new Error("ticker already released");0===--wt.refCount&&(wt.stop(),wt=null),t=!0}}}function Y(t){function e(t){var n=l(arguments,1);return i.derivation(function(){for(var e="",r=0;t.length>r;r++)e+=t[r],n.length>r&&(e+=i.unpack(n[r]));return e})}function r(t){if(i.isDerivable(t))return t.get();if(t instanceof Array)return t.map(r);if(t.constructor===Object){for(var n={},e=Z(t),u=e.length;u--;){var a=e[u];n[a]=r(t[a])}return n}return t}t=n({},kt,t\|\|{});var i={transact:J,defaultEquals:a,transaction:K,ticker:X,Reaction:D,isAtom:function(t){return t&&(t._type===st\|\|t._type===lt)},isDerivable:function(t){return t&&(t._type===st\|\|t._type===lt\|\|t._type===ft)},isDerivation:function(t){return t&&(t._type===ft\|\|t._type===lt)},isLensed:function(t){return t&&t._type===lt},isReaction:function(t){return t&&t._type===ht}},u=G(i,t),o=Q(i,t),c=n({},o,u,W(i,t)),s=n({},u,z(i,t)),f=n({},o,s,L(i,t));return i.atom=function(t){return H(Object.create(c),t)},i.swap=function(t,n){var e=l(arguments,1);return e[0]=t.get(),t.set(n.apply(null,e))},i.derivation=function(t){return I(Object.create(s),t)},i.derive=function(t){if(t instanceof Array)return e.apply(null,arguments);if(arguments.length>0)return u.derive.apply(t,l(arguments,1));throw new Error("Wrong arity for derive. Expecting 1+ args")},i.lens=function(t,n){var e=Object.create(f);return B(I(e,function(){return n.get(t.get())}),t,n)},i.unpack=function(t){return i.isDerivable(t)?t.get():t},i.lift=function(t){return function(){var n=arguments,e=this;return i.derivation(function(){return t.apply(e,Array.prototype.map.call(n,i.unpack))})}},i.set=function(t,n){return t.set(n)},i.get=function(t){return t.get()},i.struct=function(t){if(t.constructor===Object\|\|t instanceof Array)return i.derivation(function(){return r(t)});throw new Error("`struct` expects plain Object or Array");
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		//# sourceMappingURL=derivable.min.js.map

package.json

		{
		"name": "derivable",
		"version": "0.7.0",
		"version": "0.7.1",
		"description": "Functional Reactive State for JavaScript & TypeScript",
		@@ -5,0 +5,0 @@ "author": "David Sheldrick",

README.md

		<h1 align="center">DerivableJS</h1>
		<h3 align="center">Observable State done Right</h3>

		[![Join the chat at https://gitter.im/ds300/derivablejs](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ds300/derivablejs?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
		[![npm version](https://badge.fury.io/js/derivable.svg)](http://badge.fury.io/js/derivable)
		[![Join the chat at https://gitter.im/ds300/derivablejs](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ds300/derivablejs?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![npm version](https://badge.fury.io/js/derivable.svg)](http://badge.fury.io/js/derivable)
		---
		@@ -36,3 +35,3 @@

		They make it trivially easy to maintain consistent (i.e. sense-making) state at all times without requiring us to keep it all in one place. This is a huge win for those of us who develop complex systems with lots of moving parts.
		Sickening hyperbole aside, Derivables really do make it trivial to maintain consistent (i.e. sense-making) state at all times without requiring that it be kept all in one place. This is a huge win for those of us who develop complex systems with lots of moving parts.

		@@ -117,3 +116,3 @@ There are two types of Derivable:

		A final potential drawback is that DerivableJS requires one to think and design in terms of pure functions and immutable data being lazily computed, which I think takes a little while to get comfortable with coming from an OO background.
		A final potential drawback is that DerivableJS requires one to think and design in terms of pure functions and immutable data being lazily computed, which I think takes a little while to get comfortable with coming directly from an OO background.

		@@ -125,6 +124,6 @@ ## Usage
		##### API
		[See Here](https://ds300.github.com/derivable)
		[See Here](https://ds300.github.com/derivablejs)

		##### Examples (wip)
		If you want to get a really good feel for what DerivableJS can do, I recommend checking out the [Routing Walkthrough](https://github.com/ds300/derivable/tree/master/examples/routing/README.md), which is presented in TypeScript to aid readability.
		If you want to get a really good feel for what DerivableJS can do, I recommend checking out the [Routing Walkthrough](https://github.com/ds300/derivablejs/tree/master/examples/routing/README.md), which is presented in TypeScript to aid readability.

		@@ -131,0 +130,0 @@ Others:

CHANGELOG

Sorry, the diff of this file is not supported yet

dist/derivable.js.map

Sorry, the diff of this file is not supported yet

dist/derivable.min.js.map

Sorry, the diff of this file is not supported yet

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		}this._state=rt;break;case ot:var i=[];for(t=this._parents.length;t--;){var u=this._parents[t],a=u[1];if(e=u[0],!n.equals(e._get(),a)){this._parents=[],this._forceGet();break t}i.push(e)}for(t=i.length;t--;)o(i[t]._children,this);this._parents=i,this._state=rt}return this._value}}}function I(t,n){return t._children=[],t._parents=[],t._deriver=n,t._state=nt,t._type=ft,t._value=tt,t}function Q(t,n){return{swap:function(t){var n=l(arguments,0);return n[0]=this.get(),this.set(t.apply(null,n))},lens:function(n){return t.lens(this,n)}}}function L(t,n){return{_clone:function(){return t.lens(this._parent,{get:this._getter,set:this._setter})},set:function(t){return this._parent.set(this._setter(this._parent._get(),t)),this}}}function B(t,n,e){return t._getter=e.get,t._setter=e.set,t._parent=n,t._type=lt,t}function F(t){for(var n=t.length;n--;)q(t[n])}function M(){this.inTxnValues={},this.reactionQueue=[]}function P(t,n){var e=t.inTxnValues[n._uid];return e?e[1]:n._value}function U(t,n,e){t.inTxnValues[n._uid]=[n,e],h(n,t.reactionQueue)}function W(t,n){return{_clone:function(){return t.atom(this._value)},withValidator:function(t){if(null===t)return this._clone();if("function"==typeof t){var n=this._clone(),e=this._validator;return n._validator=e?function(n){return t(n)&&e(n)}:t,n}throw new Error(".withValidator expects function or null")},validate:function(){this._validate(this.get())},_validate:function(t){var n=this._validator&&this._validator(t);if(this._validator&&n!==!0)throw new Error("Failed validation with value: '"+t+"'. Validator returned '"+n+"' ")},set:function(t){if(this._validate(t),!n.equals(t,this._value))if(this._state=et,w(gt))U(k(gt),this,t);else{this._value=t;var e=[];h(this,e),F(e),p(this)}return this},_get:function(){return w(gt)?P(k(gt),this):this._value}}}function H(t,n){return t._uid=f(),t._children=[],t._state=at,t._value=n,t._type=st,t}function J(t){T(gt,new M,t)}function K(t){return function(){var n,e=l(arguments,0),r=this;return J(function(){n=t.apply(r,e)}),n}}function X(){wt?wt.refCount++:(wt=O(gt,function(){
		return new M}),wt.refCount=1);var t=!1;return{tick:function(){if(t)throw new Error("tyring to use ticker after release");wt.tick()},release:function(){if(t)throw new Error("ticker already released");0===--wt.refCount&&(wt.stop(),wt=null),t=!0}}}function Y(t){function e(t){var n=l(arguments,1);return i.derivation(function(){for(var e="",r=0;t.length>r;r++)e+=t[r],n.length>r&&(e+=i.unpack(n[r]));return e})}function r(t){if(i.isDerivable(t))return t.get();if(t instanceof Array)return t.map(r);if(t.constructor===Object){for(var n={},e=Z(t),u=e.length;u--;){var a=e[u];n[a]=r(t[a])}return n}return t}t=n({},kt,t\|\|{});var i={transact:J,defaultEquals:a,transaction:K,ticker:X,Reaction:D,isAtom:function(t){return t&&(t._type===st\|\|t._type===lt)},isDerivable:function(t){return t&&(t._type===st\|\|t._type===lt\|\|t._type===ft)},isDerivation:function(t){return t&&(t._type===ft\|\|t._type===lt)},isLensed:function(t){return t&&t._type===lt},isReaction:function(t){return t&&t._type===ht}},u=G(i,t),o=Q(i,t),c=n({},o,u,W(i,t)),s=n({},u,z(i,t)),f=n({},o,s,L(i,t));return i.atom=function(t){return H(Object.create(c),t)},i.swap=function(t,n){var e=l(arguments,1);return e[0]=t.get(),t.set(n.apply(null,e))},i.derivation=function(t){return I(Object.create(s),t)},i.derive=function(t){if(t instanceof Array)return e.apply(null,arguments);if(arguments.length>0)return u.derive.apply(t,l(arguments,1));throw new Error("Wrong arity for derive. Expecting 1+ args")},i.lens=function(t,n){var e=Object.create(f);return B(I(e,function(){return n.get(t.get())}),t,n)},i.unpack=function(t){return i.isDerivable(t)?t.get():t},i.lift=function(t){return function(){var n=arguments,e=this;return i.derivation(function(){return t.apply(e,Array.prototype.map.call(n,i.unpack))})}},i.set=function(t,n){return t.set(n)},i.get=function(t){return t.get()},i.struct=function(t){if(t.constructor===Object\|\|t instanceof Array)return i.derivation(function(){return r(t)});throw new Error("`struct` expects plain Object or Array")},i.ifThenElse=function(t,n,e){return t.then(n,e)},i.ifThenElse=function(t,n,e){
		return i.derivation(function(){return i.unpack(i.unpack(t)?n:e)})},i.some=function(t,n,e){return i.derivation(function(){var r=i.unpack(t);return i.unpack(null===r\|\|void 0===r?e:n)})},i.or=function(){var t=arguments;return i.derivation(function(){for(var n,e=0;t.length>e&&!(n=i.unpack(t[e]));e++);return n})},i.and=function(){var t=arguments;return i.derivation(function(){for(var n,e=0;t.length>e&&(n=i.unpack(t[e]),n);e++);return n})},i.not=function(t){return t.derive(function(t){return!t})},i.switchCase=function(t){return u["switch"].apply(t,l(arguments,1))},i}var Z=Object.keys,$=0,tt=Object.freeze({equals:function(){return!1}}),nt=0,et=1,rt=2,it=3,ut=4,at=5,ot=6,ct=[],st="ATOM",ft="DERIVATION",lt="LENS",ht="REACTION",pt=0,_t=1,vt=3,dt={};n(D.prototype,{start:function(){return V(this._base),this},stop:function(){return A(this._base),this},force:function(){return C(this._base),this},isRunning:function(){return this._base.active}}),n(R.prototype,D.prototype);var gt=y(),yt={push:function(){}};n(M.prototype,{onCommit:function(){var t,n,e=Z(this.inTxnValues);if(w(gt))for(t=e.length;t--;)n=this.inTxnValues[e[t]],n[0].set(n[1]);else{for(t=e.length;t--;)n=this.inTxnValues[e[t]],n[0]._value=n[1],h(n[0],yt);for(F(this.reactionQueue),t=e.length;t--;)p(this.inTxnValues[e[t]][0])}},onAbort:function(){if(!w(gt))for(var t=Z(this.inTxnValues),n=t.length;n--;)_(this.inTxnValues[t[n]][0])}});var wt=null,kt={equals:a};n(t,Y()),t.withEquality=function(t){return Y({equals:t})},t["default"]=t});
		case 0:return a;case 1:return t.derivation(function(){return n(a.get())});case 2:return t.derivation(function(){return n(a.get(),t.unpack(e))});case 3:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r))});case 4:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r),t.unpack(i))});case 5:return t.derivation(function(){return n(a.get(),t.unpack(e),t.unpack(r),t.unpack(i),t.unpack(u))});default:var o=[a].concat(l(arguments,1));return t.derivation(function(){return n.apply(null,o.map(t.unpack))})}},reaction:function(t){if("function"==typeof t)return S(new R(t),this);if(t instanceof D)return S(t,this);if(t&&t.react)return S(N(t),this);throw new Error("Unrecognized type for reaction "+t)},react:function(t){return this.reaction(t).start().force()},get:function(){return d(this),this._get()},is:function(e){return t.lift(n.equals)(this,e)},and:function(n){return this.derive(function(e){return e&&t.unpack(n)})},or:function(n){return this.derive(function(e){return e\|\|t.unpack(n)})},then:function(n,e){return this.derive(function(r){return t.unpack(r?n:e)})},some:function(n,e){return this.derive(function(r){return t.unpack(null===r\|\|void 0===r?e:n)})},not:function(){return this.derive(function(t){return!t})}};return e["switch"]=function(){var e=arguments;return this.derive(function(r){var i;for(i=0;e.length-1>i;i+=2)if(n.equals(r,t.unpack(e[i])))return t.unpack(e[i+1]);return i===e.length-1?t.unpack(e[i]):void 0})},e}function z(t,n){return{_clone:function(){return t.derivation(this._deriver)},_forceGet:function(){var t,e=this,r=v(function(){var t=e._deriver();e._state=n.equals(t,e._value)?rt:et,e._value=t});for(t=this._parents.length;t--;){var i=this._parents[t];s(r,i)\|\|c(i._children,this)}for(this._parents=r,t=r.length;t--;)o(r[t]._children,this)},_get:function(){var t,e;t:switch(this._state){case nt:case it:this._forceGet();break;case ut:for(t=0;this._parents.length>t;t++){e=this._parents[t];var r=e._state;if((r===ut\|\|r===it\|\|r===ot)&&e._get(),r=e._state,r===et){this._forceGet();break t}
		if(r!==at&&r!==rt)throw new Error("invalid parent mode: "+r)}this._state=rt;break;case ot:var i=[];for(t=0;this._parents.length>t;t++){var u=this._parents[t],a=u[1];if(e=u[0],!n.equals(e._get(),a)){this._parents=[],this._forceGet();break t}i.push(e)}for(t=i.length;t--;)o(i[t]._children,this);this._parents=i,this._state=rt}return this._value}}}function I(t,n){return t._children=[],t._parents=[],t._deriver=n,t._state=nt,t._type=ft,t._value=tt,t}function Q(t,n){return{swap:function(t){var n=l(arguments,0);return n[0]=this.get(),this.set(t.apply(null,n))},lens:function(n){return t.lens(this,n)}}}function L(t,n){return{_clone:function(){return t.lens(this._parent,{get:this._getter,set:this._setter})},set:function(t){return this._parent.set(this._setter(this._parent._get(),t)),this}}}function B(t,n,e){return t._getter=e.get,t._setter=e.set,t._parent=n,t._type=lt,t}function F(t){for(var n=t.length;n--;)q(t[n])}function M(){this.inTxnValues={},this.reactionQueue=[]}function P(t,n){var e=t.inTxnValues[n._uid];return e?e[1]:n._value}function U(t,n,e){t.inTxnValues[n._uid]=[n,e],h(n,t.reactionQueue)}function W(t,n){return{_clone:function(){return t.atom(this._value)},withValidator:function(t){if(null===t)return this._clone();if("function"==typeof t){var n=this._clone(),e=this._validator;return n._validator=e?function(n){return t(n)&&e(n)}:t,n}throw new Error(".withValidator expects function or null")},validate:function(){this._validate(this.get())},_validate:function(t){var n=this._validator&&this._validator(t);if(this._validator&&n!==!0)throw new Error("Failed validation with value: '"+t+"'. Validator returned '"+n+"' ")},set:function(t){if(this._validate(t),!n.equals(t,this._value))if(this._state=et,w(gt))U(k(gt),this,t);else{this._value=t;var e=[];h(this,e),F(e),p(this)}return this},_get:function(){return w(gt)?P(k(gt),this):this._value}}}function H(t,n){return t._uid=f(),t._children=[],t._state=at,t._value=n,t._type=st,t}function J(t){T(gt,new M,t)}function K(t){return function(){var n,e=l(arguments,0),r=this;return J(function(){
		n=t.apply(r,e)}),n}}function X(){wt?wt.refCount++:(wt=O(gt,function(){return new M}),wt.refCount=1);var t=!1;return{tick:function(){if(t)throw new Error("tyring to use ticker after release");wt.tick()},release:function(){if(t)throw new Error("ticker already released");0===--wt.refCount&&(wt.stop(),wt=null),t=!0}}}function Y(t){function e(t){var n=l(arguments,1);return i.derivation(function(){for(var e="",r=0;t.length>r;r++)e+=t[r],n.length>r&&(e+=i.unpack(n[r]));return e})}function r(t){if(i.isDerivable(t))return t.get();if(t instanceof Array)return t.map(r);if(t.constructor===Object){for(var n={},e=Z(t),u=e.length;u--;){var a=e[u];n[a]=r(t[a])}return n}return t}t=n({},kt,t\|\|{});var i={transact:J,defaultEquals:a,transaction:K,ticker:X,Reaction:D,isAtom:function(t){return t&&(t._type===st\|\|t._type===lt)},isDerivable:function(t){return t&&(t._type===st\|\|t._type===lt\|\|t._type===ft)},isDerivation:function(t){return t&&(t._type===ft\|\|t._type===lt)},isLensed:function(t){return t&&t._type===lt},isReaction:function(t){return t&&t._type===ht}},u=G(i,t),o=Q(i,t),c=n({},o,u,W(i,t)),s=n({},u,z(i,t)),f=n({},o,s,L(i,t));return i.atom=function(t){return H(Object.create(c),t)},i.swap=function(t,n){var e=l(arguments,1);return e[0]=t.get(),t.set(n.apply(null,e))},i.derivation=function(t){return I(Object.create(s),t)},i.derive=function(t){if(t instanceof Array)return e.apply(null,arguments);if(arguments.length>0)return u.derive.apply(t,l(arguments,1));throw new Error("Wrong arity for derive. Expecting 1+ args")},i.lens=function(t,n){var e=Object.create(f);return B(I(e,function(){return n.get(t.get())}),t,n)},i.unpack=function(t){return i.isDerivable(t)?t.get():t},i.lift=function(t){return function(){var n=arguments,e=this;return i.derivation(function(){return t.apply(e,Array.prototype.map.call(n,i.unpack))})}},i.set=function(t,n){return t.set(n)},i.get=function(t){return t.get()},i.struct=function(t){if(t.constructor===Object\|\|t instanceof Array)return i.derivation(function(){return r(t)});throw new Error("`struct` expects plain Object or Array");
		},i.ifThenElse=function(t,n,e){return t.then(n,e)},i.ifThenElse=function(t,n,e){return i.derivation(function(){return i.unpack(i.unpack(t)?n:e)})},i.some=function(t,n,e){return i.derivation(function(){var r=i.unpack(t);return i.unpack(null===r\|\|void 0===r?e:n)})},i.or=function(){var t=arguments;return i.derivation(function(){for(var n,e=0;t.length>e&&!(n=i.unpack(t[e]));e++);return n})},i.and=function(){var t=arguments;return i.derivation(function(){for(var n,e=0;t.length>e&&(n=i.unpack(t[e]),n);e++);return n})},i.not=function(t){return t.derive(function(t){return!t})},i.switchCase=function(t){return u["switch"].apply(t,l(arguments,1))},i}var Z=Object.keys,$=0,tt=Object.freeze({equals:function(){return!1}}),nt=0,et=1,rt=2,it=3,ut=4,at=5,ot=6,ct=[],st="ATOM",ft="DERIVATION",lt="LENS",ht="REACTION",pt=0,_t=1,vt=3,dt={};n(D.prototype,{start:function(){return V(this._base),this},stop:function(){return A(this._base),this},force:function(){return C(this._base),this},isRunning:function(){return this._base.active}}),n(R.prototype,D.prototype);var gt=y(),yt={push:function(){}};n(M.prototype,{onCommit:function(){var t,n,e=Z(this.inTxnValues);if(w(gt))for(t=e.length;t--;)n=this.inTxnValues[e[t]],n[0].set(n[1]);else{for(t=e.length;t--;)n=this.inTxnValues[e[t]],n[0]._value=n[1],h(n[0],yt);for(F(this.reactionQueue),t=e.length;t--;)p(this.inTxnValues[e[t]][0])}},onAbort:function(){if(!w(gt))for(var t=Z(this.inTxnValues),n=t.length;n--;)_(this.inTxnValues[t[n]][0])}});var wt=null,kt={equals:a};n(t,Y()),t.withEquality=function(t){return Y({equals:t})},t["default"]=t});
		//# sourceMappingURL=derivable.min.js.map

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