rrweb/dist/record/rrweb-record-pack.min.js

record and replay the web

var rrwebRecord=function(t){"use strict";
/*! *****************************************************************************
    Copyright (c) Microsoft Corporation. All rights reserved.
    Licensed under the Apache License, Version 2.0 (the "License"); you may not use
    this file except in compliance with the License. You may obtain a copy of the
    License at http://www.apache.org/licenses/LICENSE-2.0

    THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
    WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
    MERCHANTABLITY OR NON-INFRINGEMENT.

    See the Apache Version 2.0 License for specific language governing permissions
    and limitations under the License.
    ***************************************************************************** */var e,a,n,r,i,s,o=function(){return(o=Object.assign||function(t){for(var e,a=1,n=arguments.length;a<n;a++)for(var r in e=arguments[a])Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r]);return t}).apply(this,arguments)};function h(){throw new Error("Dynamic requires are not currently supported by rollup-plugin-commonjs")}!function(t){t[t.Document=0]="Document",t[t.DocumentType=1]="DocumentType",t[t.Element=2]="Element",t[t.Text=3]="Text",t[t.CDATA=4]="CDATA",t[t.Comment=5]="Comment"}(e||(e={})),function(t){t[t.DomContentLoaded=0]="DomContentLoaded",t[t.Load=1]="Load",t[t.FullSnapshot=2]="FullSnapshot",t[t.IncrementalSnapshot=3]="IncrementalSnapshot",t[t.Meta=4]="Meta",t[t.Custom=5]="Custom"}(a||(a={})),function(t){t[t.Mutation=0]="Mutation",t[t.MouseMove=1]="MouseMove",t[t.MouseInteraction=2]="MouseInteraction",t[t.Scroll=3]="Scroll",t[t.ViewportResize=4]="ViewportResize",t[t.Input=5]="Input",t[t.TouchMove=6]="TouchMove",t[t.MediaInteraction=7]="MediaInteraction",t[t.StyleSheetRule=8]="StyleSheetRule"}(n||(n={})),function(t){t[t.MouseUp=0]="MouseUp",t[t.MouseDown=1]="MouseDown",t[t.Click=2]="Click",t[t.ContextMenu=3]="ContextMenu",t[t.DblClick=4]="DblClick",t[t.Focus=5]="Focus",t[t.Blur=6]="Blur",t[t.TouchStart=7]="TouchStart",t[t.TouchMove_Departed=8]="TouchMove_Departed",t[t.TouchEnd=9]="TouchEnd"}(r||(r={})),function(t){t[t.Play=0]="Play",t[t.Pause=1]="Pause"}(i||(i={})),function(t){t.Start="start",t.Pause="pause",t.Resume="resume",t.Resize="resize",t.Finish="finish",t.FullsnapshotRebuilded="fullsnapshot-rebuilded",t.LoadStylesheetStart="load-stylesheet-start",t.LoadStylesheetEnd="load-stylesheet-end",t.SkipStart="skip-start",t.SkipEnd="skip-end",t.MouseInteraction="mouse-interaction",t.EventCast="event-cast",t.CustomEvent="custom-event",t.Flush="flush",t.StateChange="state-change"}(s||(s={}));var l=function(t,e){return t(e={exports:{}},e.exports),e.exports}((function(t,e){t.exports=function t(e,a,n){function r(s,o){if(!a[s]){if(!e[s]){if(!o&&h)return h();if(i)return i(s,!0);var l=new Error("Cannot find module '"+s+"'");throw l.code="MODULE_NOT_FOUND",l}var _=a[s]={exports:{}};e[s][0].call(_.exports,(function(t){return r(e[s][1][t]||t)}),_,_.exports,t,e,a,n)}return a[s].exports}for(var i=h,s=0;s<n.length;s++)r(n[s]);return r}({1:[function(t,e,a){var n="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Int32Array;function r(t,e){return Object.prototype.hasOwnProperty.call(t,e)}a.assign=function(t){for(var e=Array.prototype.slice.call(arguments,1);e.length;){var a=e.shift();if(a){if("object"!=typeof a)throw new TypeError(a+"must be non-object");for(var n in a)r(a,n)&&(t[n]=a[n])}}return t},a.shrinkBuf=function(t,e){return t.length===e?t:t.subarray?t.subarray(0,e):(t.length=e,t)};var 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a="",s=0;s<e;s++)a+=String.fromCharCode(t[s]);return a}s[254]=s[254]=1,a.string2buf=function(t){var e,a,r,i,s,o=t.length,h=0;for(i=0;i<o;i++)55296==(64512&(a=t.charCodeAt(i)))&&i+1<o&&56320==(64512&(r=t.charCodeAt(i+1)))&&(a=65536+(a-55296<<10)+(r-56320),i++),h+=a<128?1:a<2048?2:a<65536?3:4;for(e=new n.Buf8(h),s=0,i=0;s<h;i++)55296==(64512&(a=t.charCodeAt(i)))&&i+1<o&&56320==(64512&(r=t.charCodeAt(i+1)))&&(a=65536+(a-55296<<10)+(r-56320),i++),a<128?e[s++]=a:a<2048?(e[s++]=192|a>>>6,e[s++]=128|63&a):a<65536?(e[s++]=224|a>>>12,e[s++]=128|a>>>6&63,e[s++]=128|63&a):(e[s++]=240|a>>>18,e[s++]=128|a>>>12&63,e[s++]=128|a>>>6&63,e[s++]=128|63&a);return e},a.buf2binstring=function(t){return h(t,t.length)},a.binstring2buf=function(t){for(var e=new n.Buf8(t.length),a=0,r=e.length;a<r;a++)e[a]=t.charCodeAt(a);return e},a.buf2string=function(t,e){var a,n,r,i,o=e||t.length,l=new Array(2*o);for(n=0,a=0;a<o;)if((r=t[a++])<128)l[n++]=r;else 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e,a,n,i,h,l,_,d,u,f,c=t.w_size;do{if(i=t.window_size-t.lookahead-t.strstart,t.strstart>=c+(c-262)){r.arraySet(t.window,t.window,c,c,0),t.match_start-=c,t.strstart-=c,t.block_start-=c,e=a=t.hash_size;do{n=t.head[--e],t.head[e]=n>=c?n-c:0}while(--a);e=a=c;do{n=t.prev[--e],t.prev[e]=n>=c?n-c:0}while(--a);i+=c}if(0===t.strm.avail_in)break;if(l=t.strm,_=t.window,d=t.strstart+t.lookahead,u=i,f=void 0,(f=l.avail_in)>u&&(f=u),a=0===f?0:(l.avail_in-=f,r.arraySet(_,l.input,l.next_in,f,d),1===l.state.wrap?l.adler=s(l.adler,_,f,d):2===l.state.wrap&&(l.adler=o(l.adler,_,f,d)),l.next_in+=f,l.total_in+=f,f),t.lookahead+=a,t.lookahead+t.insert>=3)for(h=t.strstart-t.insert,t.ins_h=t.window[h],t.ins_h=(t.ins_h<<t.hash_shift^t.window[h+1])&t.hash_mask;t.insert&&(t.ins_h=(t.ins_h<<t.hash_shift^t.window[h+3-1])&t.hash_mask,t.prev[h&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=h,h++,t.insert--,!(t.lookahead+t.insert<3)););}while(t.lookahead<262&&0!==t.strm.avail_in)}function b(t,e){for(var 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t.insert=t.strstart<2?t.strstart:2,4===e?(f(t,!0),0===t.strm.avail_out?3:4):t.last_lit&&(f(t,!1),0===t.strm.avail_out)?1:2}function v(t,e){for(var a,n,r;;){if(t.lookahead<262){if(m(t),t.lookahead<262&&0===e)return 1;if(0===t.lookahead)break}if(a=0,t.lookahead>=3&&(t.ins_h=(t.ins_h<<t.hash_shift^t.window[t.strstart+3-1])&t.hash_mask,a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart),t.prev_length=t.match_length,t.prev_match=t.match_start,t.match_length=2,0!==a&&t.prev_length<t.max_lazy_match&&t.strstart-a<=t.w_size-262&&(t.match_length=g(t,a),t.match_length<=5&&(1===t.strategy||3===t.match_length&&t.strstart-t.match_start>4096)&&(t.match_length=2)),t.prev_length>=3&&t.match_length<=t.prev_length){r=t.strstart+t.lookahead-3,n=i._tr_tally(t,t.strstart-1-t.prev_match,t.prev_length-3),t.lookahead-=t.prev_length-1,t.prev_length-=2;do{++t.strstart<=r&&(t.ins_h=(t.ins_h<<t.hash_shift^t.window[t.strstart+3-1])&t.hash_mask,a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart)}while(0!=--t.prev_length);if(t.match_available=0,t.match_length=2,t.strstart++,n&&(f(t,!1),0===t.strm.avail_out))return 1}else if(t.match_available){if((n=i._tr_tally(t,0,t.window[t.strstart-1]))&&f(t,!1),t.strstart++,t.lookahead--,0===t.strm.avail_out)return 1}else t.match_available=1,t.strstart++,t.lookahead--}return t.match_available&&(n=i._tr_tally(t,0,t.window[t.strstart-1]),t.match_available=0),t.insert=t.strstart<2?t.strstart:2,4===e?(f(t,!0),0===t.strm.avail_out?3:4):t.last_lit&&(f(t,!1),0===t.strm.avail_out)?1:2}function w(t,e,a,n,r){this.good_length=t,this.max_lazy=e,this.nice_length=a,this.max_chain=n,this.func=r}function y(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=8,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new r.Buf16(1146),this.dyn_dtree=new r.Buf16(122),this.bl_tree=new r.Buf16(78),d(this.dyn_ltree),d(this.dyn_dtree),d(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new r.Buf16(16),this.heap=new r.Buf16(573),d(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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l(t,0===t.avail_out?-5:-2);if(r.strm=t,a=r.last_flush,r.last_flush=e,42===r.status)if(2===r.wrap)t.adler=0,c(r,31),c(r,139),c(r,8),r.gzhead?(c(r,(r.gzhead.text?1:0)+(r.gzhead.hcrc?2:0)+(r.gzhead.extra?4:0)+(r.gzhead.name?8:0)+(r.gzhead.comment?16:0)),c(r,255&r.gzhead.time),c(r,r.gzhead.time>>8&255),c(r,r.gzhead.time>>16&255),c(r,r.gzhead.time>>24&255),c(r,9===r.level?2:r.strategy>=2||r.level<2?4:0),c(r,255&r.gzhead.os),r.gzhead.extra&&r.gzhead.extra.length&&(c(r,255&r.gzhead.extra.length),c(r,r.gzhead.extra.length>>8&255)),r.gzhead.hcrc&&(t.adler=o(t.adler,r.pending_buf,r.pending,0)),r.gzindex=0,r.status=69):(c(r,0),c(r,0),c(r,0),c(r,0),c(r,0),c(r,9===r.level?2:r.strategy>=2||r.level<2?4:0),c(r,3),r.status=113);else{var g=8+(r.w_bits-8<<4)<<8;g|=(r.strategy>=2||r.level<2?0:r.level<6?1:6===r.level?2:3)<<6,0!==r.strstart&&(g|=32),g+=31-g%31,r.status=113,p(r,g),0!==r.strstart&&(p(r,t.adler>>>16),p(r,65535&t.adler)),t.adler=1}if(69===r.status)if(r.gzhead.extra){for(s=r.pending;r.gzindex<(65535&r.gzhead.extra.length)&&(r.pending!==r.pending_buf_size||(r.gzhead.hcrc&&r.pending>s&&(t.adler=o(t.adler,r.pending_buf,r.pending-s,s)),u(t),s=r.pending,r.pending!==r.pending_buf_size));)c(r,255&r.gzhead.extra[r.gzindex]),r.gzindex++;r.gzhead.hcrc&&r.pending>s&&(t.adler=o(t.adler,r.pending_buf,r.pending-s,s)),r.gzindex===r.gzhead.extra.length&&(r.gzindex=0,r.status=73)}else r.status=73;if(73===r.status)if(r.gzhead.name){s=r.pending;do{if(r.pending===r.pending_buf_size&&(r.gzhead.hcrc&&r.pending>s&&(t.adler=o(t.adler,r.pending_buf,r.pending-s,s)),u(t),s=r.pending,r.pending===r.pending_buf_size)){h=1;break}h=r.gzindex<r.gzhead.name.length?255&r.gzhead.name.charCodeAt(r.gzindex++):0,c(r,h)}while(0!==h);r.gzhead.hcrc&&r.pending>s&&(t.adler=o(t.adler,r.pending_buf,r.pending-s,s)),0===h&&(r.gzindex=0,r.status=91)}else r.status=91;if(91===r.status)if(r.gzhead.comment){s=r.pending;do{if(r.pending===r.pending_buf_size&&(r.gzhead.hcrc&&r.pending>s&&(t.adler=o(t.adler,r.pending_buf,r.pending-s,s)),u(t),s=r.pending,r.pending===r.pending_buf_size)){h=1;break}h=r.gzindex<r.gzhead.comment.length?255&r.gzhead.comment.charCodeAt(r.gzindex++):0,c(r,h)}while(0!==h);r.gzhead.hcrc&&r.pending>s&&(t.adler=o(t.adler,r.pending_buf,r.pending-s,s)),0===h&&(r.status=103)}else r.status=103;if(103===r.status&&(r.gzhead.hcrc?(r.pending+2>r.pending_buf_size&&u(t),r.pending+2<=r.pending_buf_size&&(c(r,255&t.adler),c(r,t.adler>>8&255),t.adler=0,r.status=113)):r.status=113),0!==r.pending){if(u(t),0===t.avail_out)return r.last_flush=-1,0}else if(0===t.avail_in&&_(e)<=_(a)&&4!==e)return l(t,-5);if(666===r.status&&0!==t.avail_in)return l(t,-5);if(0!==t.avail_in||0!==r.lookahead||0!==e&&666!==r.status){var b=2===r.strategy?function(t,e){for(var a;;){if(0===t.lookahead&&(m(t),0===t.lookahead)){if(0===e)return 1;break}if(t.match_length=0,a=i._tr_tally(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++,a&&(f(t,!1),0===t.strm.avail_out))return 1}return t.insert=0,4===e?(f(t,!0),0===t.strm.avail_out?3:4):t.last_lit&&(f(t,!1),0===t.strm.avail_out)?1:2}(r,e):3===r.strategy?function(t,e){for(var a,n,r,s,o=t.window;;){if(t.lookahead<=258){if(m(t),t.lookahead<=258&&0===e)return 1;if(0===t.lookahead)break}if(t.match_length=0,t.lookahead>=3&&t.strstart>0&&(n=o[r=t.strstart-1])===o[++r]&&n===o[++r]&&n===o[++r]){s=t.strstart+258;do{}while(n===o[++r]&&n===o[++r]&&n===o[++r]&&n===o[++r]&&n===o[++r]&&n===o[++r]&&n===o[++r]&&n===o[++r]&&r<s);t.match_length=258-(s-r),t.match_length>t.lookahead&&(t.match_length=t.lookahead)}if(t.match_length>=3?(a=i._tr_tally(t,1,t.match_length-3),t.lookahead-=t.match_length,t.strstart+=t.match_length,t.match_length=0):(a=i._tr_tally(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++),a&&(f(t,!1),0===t.strm.avail_out))return 1}return t.insert=0,4===e?(f(t,!0),0===t.strm.avail_out?3:4):t.last_lit&&(f(t,!1),0===t.strm.avail_out)?1:2}(r,e):n[r.level].func(r,e);if(3!==b&&4!==b||(r.status=666),1===b||3===b)return 0===t.avail_out&&(r.last_flush=-1),0;if(2===b&&(1===e?i._tr_align(r):5!==e&&(i._tr_stored_block(r,0,0,!1),3===e&&(d(r.head),0===r.lookahead&&(r.strstart=0,r.block_start=0,r.insert=0))),u(t),0===t.avail_out))return r.last_flush=-1,0}return 4!==e?0:r.wrap<=0?1:(2===r.wrap?(c(r,255&t.adler),c(r,t.adler>>8&255),c(r,t.adler>>16&255),c(r,t.adler>>24&255),c(r,255&t.total_in),c(r,t.total_in>>8&255),c(r,t.total_in>>16&255),c(r,t.total_in>>24&255)):(p(r,t.adler>>>16),p(r,65535&t.adler)),u(t),r.wrap>0&&(r.wrap=-r.wrap),0!==r.pending?0:1)},a.deflateEnd=function(t){var e;return t&&t.state?42!==(e=t.state.status)&&69!==e&&73!==e&&91!==e&&103!==e&&113!==e&&666!==e?l(t,-2):(t.state=null,113===e?l(t,-3):0):-2},a.deflateSetDictionary=function(t,e){var a,n,i,o,h,l,_,u,f=e.length;if(!t||!t.state)return-2;if(2===(o=(a=t.state).wrap)||1===o&&42!==a.status||a.lookahead)return-2;for(1===o&&(t.adler=s(t.adler,e,f,0)),a.wrap=0,f>=a.w_size&&(0===o&&(d(a.head),a.strstart=0,a.block_start=0,a.insert=0),u=new r.Buf8(a.w_size),r.arraySet(u,e,f-a.w_size,a.w_size,0),e=u,f=a.w_size),h=t.avail_in,l=t.next_in,_=t.input,t.avail_in=f,t.next_in=0,t.input=e,m(a);a.lookahead>=3;){n=a.strstart,i=a.lookahead-2;do{a.ins_h=(a.ins_h<<a.hash_shift^a.window[n+3-1])&a.hash_mask,a.prev[n&a.w_mask]=a.head[a.ins_h],a.head[a.ins_h]=n,n++}while(--i);a.strstart=n,a.lookahead=2,m(a)}return a.strstart+=a.lookahead,a.block_start=a.strstart,a.insert=a.lookahead,a.lookahead=0,a.match_length=a.prev_length=2,a.match_available=0,t.next_in=l,t.input=_,t.avail_in=h,a.wrap=o,0},a.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":1,"./adler32":3,"./crc32":4,"./messages":6,"./trees":7}],6:[function(t,e,a){e.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"}},{}],7:[function(t,e,a){var n=t("../utils/common");function r(t){for(var e=t.length;--e>=0;)t[e]=0}var i=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0],s=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],o=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7],h=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],l=new Array(576);r(l);var _=new Array(60);r(_);var d=new Array(512);r(d);var u=new Array(256);r(u);var f=new Array(29);r(f);var c,p,g,m=new Array(30);function b(t,e,a,n,r){this.static_tree=t,this.extra_bits=e,this.extra_base=a,this.elems=n,this.max_length=r,this.has_stree=t&&t.length}function v(t,e){this.dyn_tree=t,this.max_code=0,this.stat_desc=e}function w(t){return t<256?d[t]:d[256+(t>>>7)]}function y(t,e){t.pending_buf[t.pending++]=255&e,t.pending_buf[t.pending++]=e>>>8&255}function k(t,e,a){t.bi_valid>16-a?(t.bi_buf|=e<<t.bi_valid&65535,y(t,t.bi_buf),t.bi_buf=e>>16-t.bi_valid,t.bi_valid+=a-16):(t.bi_buf|=e<<t.bi_valid&65535,t.bi_valid+=a)}function z(t,e,a){k(t,a[2*e],a[2*e+1])}function x(t,e){var a=0;do{a|=1&t,t>>>=1,a<<=1}while(--e>0);return a>>>1}function S(t,e,a){var n,r,i=new Array(16),s=0;for(n=1;n<=15;n++)i[n]=s=s+a[n-1]<<1;for(r=0;r<=e;r++){var o=t[2*r+1];0!==o&&(t[2*r]=x(i[o]++,o))}}function A(t){var e;for(e=0;e<286;e++)t.dyn_ltree[2*e]=0;for(e=0;e<30;e++)t.dyn_dtree[2*e]=0;for(e=0;e<19;e++)t.bl_tree[2*e]=0;t.dyn_ltree[512]=1,t.opt_len=t.static_len=0,t.last_lit=t.matches=0}function B(t){t.bi_valid>8?y(t,t.bi_buf):t.bi_valid>0&&(t.pending_buf[t.pending++]=t.bi_buf),t.bi_buf=0,t.bi_valid=0}function C(t,e,a,n){var r=2*e,i=2*a;return t[r]<t[i]||t[r]===t[i]&&n[e]<=n[a]}function M(t,e,a){for(var n=t.heap[a],r=a<<1;r<=t.heap_len&&(r<t.heap_len&&C(e,t.heap[r+1],t.heap[r],t.depth)&&r++,!C(e,n,t.heap[r],t.depth));)t.heap[a]=t.heap[r],a=r,r<<=1;t.heap[a]=n}function D(t,e,a){var n,r,o,h,l=0;if(0!==t.last_lit)do{n=t.pending_buf[t.d_buf+2*l]<<8|t.pending_buf[t.d_buf+2*l+1],r=t.pending_buf[t.l_buf+l],l++,0===n?z(t,r,e):(z(t,(o=u[r])+256+1,e),0!==(h=i[o])&&k(t,r-=f[o],h),z(t,o=w(--n),a),0!==(h=s[o])&&k(t,n-=m[o],h))}while(l<t.last_lit);z(t,256,e)}function E(t,e){var a,n,r,i=e.dyn_tree,s=e.stat_desc.static_tree,o=e.stat_desc.has_stree,h=e.stat_desc.elems,l=-1;for(t.heap_len=0,t.heap_max=573,a=0;a<h;a++)0!==i[2*a]?(t.heap[++t.heap_len]=l=a,t.depth[a]=0):i[2*a+1]=0;for(;t.heap_len<2;)i[2*(r=t.heap[++t.heap_len]=l<2?++l:0)]=1,t.depth[r]=0,t.opt_len--,o&&(t.static_len-=s[2*r+1]);for(e.max_code=l,a=t.heap_len>>1;a>=1;a--)M(t,i,a);r=h;do{a=t.heap[1],t.heap[1]=t.heap[t.heap_len--],M(t,i,1),n=t.heap[1],t.heap[--t.heap_max]=a,t.heap[--t.heap_max]=n,i[2*r]=i[2*a]+i[2*n],t.depth[r]=(t.depth[a]>=t.depth[n]?t.depth[a]:t.depth[n])+1,i[2*a+1]=i[2*n+1]=r,t.heap[1]=r++,M(t,i,1)}while(t.heap_len>=2);t.heap[--t.heap_max]=t.heap[1],function(t,e){var a,n,r,i,s,o,h=e.dyn_tree,l=e.max_code,_=e.stat_desc.static_tree,d=e.stat_desc.has_stree,u=e.stat_desc.extra_bits,f=e.stat_desc.extra_base,c=e.stat_desc.max_length,p=0;for(i=0;i<=15;i++)t.bl_count[i]=0;for(h[2*t.heap[t.heap_max]+1]=0,a=t.heap_max+1;a<573;a++)(i=h[2*h[2*(n=t.heap[a])+1]+1]+1)>c&&(i=c,p++),h[2*n+1]=i,n>l||(t.bl_count[i]++,s=0,n>=f&&(s=u[n-f]),o=h[2*n],t.opt_len+=o*(i+s),d&&(t.static_len+=o*(_[2*n+1]+s)));if(0!==p){do{for(i=c-1;0===t.bl_count[i];)i--;t.bl_count[i]--,t.bl_count[i+1]+=2,t.bl_count[c]--,p-=2}while(p>0);for(i=c;0!==i;i--)for(n=t.bl_count[i];0!==n;)(r=t.heap[--a])>l||(h[2*r+1]!==i&&(t.opt_len+=(i-h[2*r+1])*h[2*r],h[2*r+1]=i),n--)}}(t,e),S(i,l,t.bl_count)}function T(t,e,a){var n,r,i=-1,s=e[1],o=0,h=7,l=4;for(0===s&&(h=138,l=3),e[2*(a+1)+1]=65535,n=0;n<=a;n++)r=s,s=e[2*(n+1)+1],++o<h&&r===s||(o<l?t.bl_tree[2*r]+=o:0!==r?(r!==i&&t.bl_tree[2*r]++,t.bl_tree[32]++):o<=10?t.bl_tree[34]++:t.bl_tree[36]++,o=0,i=r,0===s?(h=138,l=3):r===s?(h=6,l=3):(h=7,l=4))}function I(t,e,a){var n,r,i=-1,s=e[1],o=0,h=7,l=4;for(0===s&&(h=138,l=3),n=0;n<=a;n++)if(r=s,s=e[2*(n+1)+1],!(++o<h&&r===s)){if(o<l)do{z(t,r,t.bl_tree)}while(0!=--o);else 0!==r?(r!==i&&(z(t,r,t.bl_tree),o--),z(t,16,t.bl_tree),k(t,o-3,2)):o<=10?(z(t,17,t.bl_tree),k(t,o-3,3)):(z(t,18,t.bl_tree),k(t,o-11,7));o=0,i=r,0===s?(h=138,l=3):r===s?(h=6,l=3):(h=7,l=4)}}r(m);var j=!1;function U(t,e,a,r){k(t,0+(r?1:0),3),function(t,e,a,r){B(t),r&&(y(t,a),y(t,~a)),n.arraySet(t.pending_buf,t.window,e,a,t.pending),t.pending+=a}(t,e,a,!0)}a._tr_init=function(t){j||(function(){var t,e,a,n,r,h=new Array(16);for(a=0,n=0;n<28;n++)for(f[n]=a,t=0;t<1<<i[n];t++)u[a++]=n;for(u[a-1]=n,r=0,n=0;n<16;n++)for(m[n]=r,t=0;t<1<<s[n];t++)d[r++]=n;for(r>>=7;n<30;n++)for(m[n]=r<<7,t=0;t<1<<s[n]-7;t++)d[256+r++]=n;for(e=0;e<=15;e++)h[e]=0;for(t=0;t<=143;)l[2*t+1]=8,t++,h[8]++;for(;t<=255;)l[2*t+1]=9,t++,h[9]++;for(;t<=279;)l[2*t+1]=7,t++,h[7]++;for(;t<=287;)l[2*t+1]=8,t++,h[8]++;for(S(l,287,h),t=0;t<30;t++)_[2*t+1]=5,_[2*t]=x(t,5);c=new b(l,i,257,286,15),p=new b(_,s,0,30,15),g=new b(new Array(0),o,0,19,7)}(),j=!0),t.l_desc=new v(t.dyn_ltree,c),t.d_desc=new v(t.dyn_dtree,p),t.bl_desc=new v(t.bl_tree,g),t.bi_buf=0,t.bi_valid=0,A(t)},a._tr_stored_block=U,a._tr_flush_block=function(t,e,a,n){var r,i,s=0;t.level>0?(2===t.strm.data_type&&(t.strm.data_type=function(t){var e,a=4093624447;for(e=0;e<=31;e++,a>>>=1)if(1&a&&0!==t.dyn_ltree[2*e])return 0;if(0!==t.dyn_ltree[18]||0!==t.dyn_ltree[20]||0!==t.dyn_ltree[26])return 1;for(e=32;e<256;e++)if(0!==t.dyn_ltree[2*e])return 1;return 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t.pending_buf[t.d_buf+2*t.last_lit]=e>>>8&255,t.pending_buf[t.d_buf+2*t.last_lit+1]=255&e,t.pending_buf[t.l_buf+t.last_lit]=255&a,t.last_lit++,0===e?t.dyn_ltree[2*a]++:(t.matches++,e--,t.dyn_ltree[2*(u[a]+256+1)]++,t.dyn_dtree[2*w(e)]++),t.last_lit===t.lit_bufsize-1},a._tr_align=function(t){k(t,2,3),z(t,256,l),function(t){16===t.bi_valid?(y(t,t.bi_buf),t.bi_buf=0,t.bi_valid=0):t.bi_valid>=8&&(t.pending_buf[t.pending++]=255&t.bi_buf,t.bi_buf>>=8,t.bi_valid-=8)}(t)}},{"../utils/common":1}],8:[function(t,e,a){e.exports=function(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0}},{}],"/lib/deflate.js":[function(t,e,a){var n=t("./zlib/deflate"),r=t("./utils/common"),i=t("./utils/strings"),s=t("./zlib/messages"),o=t("./zlib/zstream"),h=Object.prototype.toString;function l(t){if(!(this instanceof l))return new 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4===s?(a=n.deflateEnd(this.strm),this.onEnd(a),this.ended=!0,0===a):2!==s||(this.onEnd(0),o.avail_out=0,!0)},l.prototype.onData=function(t){this.chunks.push(t)},l.prototype.onEnd=function(t){0===t&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=r.flattenChunks(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg},a.Deflate=l,a.deflate=_,a.deflateRaw=function(t,e){return(e=e||{}).raw=!0,_(t,e)},a.gzip=function(t,e){return(e=e||{}).gzip=!0,_(t,e)}},{"./utils/common":1,"./utils/strings":2,"./zlib/deflate":5,"./zlib/messages":6,"./zlib/zstream":8}]},{},[])("/lib/deflate.js")})).deflate;return t.pack=function(t){var e=o(o({},t),{v:"v1"});return l(JSON.stringify(e),{to:"string"})},t}({});
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