2 lines
22 KiB
JavaScript
2 lines
22 KiB
JavaScript
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function t(){throw new Error("Cycle detected")}function n(){if(o>1){o--;return}let t,n=!1;while(void 0!==_){let i=_;_=void 0;r++;while(void 0!==i){const _=i.o;i.o=void 0;i.f&=-3;if(!(8&i.f)&&c(i))try{i.c()}catch(e){if(!n){t=e;n=!0}}i=_}}r=0;o--;if(n)throw t}function e(t){if(o>0)return t();o++;try{return t()}finally{n()}}let i,_,o=0,r=0,u=0;function l(t){if(void 0===i)return;let n=t.n;if(void 0===n||n.t!==i){n={i:0,S:t,p:i.s,n:void 0,t:i,e:void 0,x:void 0,r:n};if(void 0!==i.s)i.s.n=n;i.s=n;t.n=n;if(32&i.f)t.S(n);return n}else if(-1===n.i){n.i=0;if(void 0!==n.n){n.n.p=n.p;if(void 0!==n.p)n.p.n=n.n;n.p=i.s;n.n=void 0;i.s.n=n;i.s=n}return n}}function f(t){this.v=t;this.i=0;this.n=void 0;this.t=void 0}f.prototype.h=function(){return!0};f.prototype.S=function(t){if(this.t!==t&&void 0===t.e){t.x=this.t;if(void 0!==this.t)this.t.e=t;this.t=t}};f.prototype.U=function(t){if(void 0!==this.t){const n=t.e,e=t.x;if(void 0!==n){n.x=e;t.e=void 0}if(void 0!==e){e.e=n;t.x=void 0}if(t===this.t)this.t=e}};f.prototype.subscribe=function(t){const n=this;return b((function(){const e=n.value,i=32&this.f;this.f&=-33;try{t(e)}finally{this.f|=i}}))};f.prototype.valueOf=function(){return this.value};f.prototype.toString=function(){return this.value+""};f.prototype.toJSON=function(){return this.value};f.prototype.peek=function(){return this.v};Object.defineProperty(f.prototype,"value",{get(){const t=l(this);if(void 0!==t)t.i=this.i;return this.v},set(e){if(i instanceof p)!function(){throw new Error("Computed cannot have side-effects")}();if(e!==this.v){if(r>100)t();this.v=e;this.i++;u++;o++;try{for(let t=this.t;void 0!==t;t=t.x)t.t.N()}finally{n()}}}});function s(t){return new f(t)}function c(t){for(let n=t.s;void 0!==n;n=n.n)if(n.S.i!==n.i||!n.S.h()||n.S.i!==n.i)return!0;return!1}function h(t){for(let n=t.s;void 0!==n;n=n.n){const e=n.S.n;if(void 0!==e)n.r=e;n.S.n=n;n.i=-1;if(void 0===n.n){t.s=n;break}}}function a(t){let n,e=t.s;while(void 0!==e){const t=e.p;if(-1===e.i){e.S.U(e);if(void 0!==t)t.n=e.n;if(void 0!==e.n)e.n.p=t}else n=e;e.S.n=e.r;if(void 0!==e.r)e.r=void 0;e=t}t.s=n}function p(t){f.call(this,void 0);this.x=t;this.s=void 0;this.g=u-1;this.f=4}(p.prototype=new f).h=function(){this.f&=-3;if(1&this.f)return!1;if(32==(36&this.f))return!0;this.f&=-5;if(this.g===u)return!0;this.g=u;this.f|=1;if(this.i>0&&!c(this)){this.f&=-2;return!0}const t=i;try{h(this);i=this;const t=this.x();if(16&this.f||this.v!==t||0===this.i){this.v=t;this.f&=-17;this.i++}}catch(t){this.v=t;this.f|=16;this.i++}i=t;a(this);this.f&=-2;return!0};p.prototype.S=function(t){if(void 0===this.t){this.f|=36;for(let t=this.s;void 0!==t;t=t.n)t.S.S(t)}f.prototype.S.call(this,t)};p.prototype.U=function(t){if(void 0!==this.t){f.prototype.U.call(this,t);if(void 0===this.t){this.f&=-33;for(let t=this.s;void 0!==t;t=t.n)t.S.U(t)}}};p.prototype.N=function(){if(!(2&this.f)){this.f|=6;for(let t=this.t;void 0!==t;t=t.x)t.t.N()}};p.prototype.peek=function(){if(!this.h())t();if(16&this.f)throw this.v;return this.v};Object.defineProperty(p.prototype,"value",{get(){if(1&this.f)t();const n=l(this);this.h();if(void 0!==n)n.i=this.i;if(16&this.f)throw this.v;return this.v}});function d(t){return new p(t)}function v(t){const e=t.u;t.u=void 0;if("function"==typeof e){o++;const _=i;i=void 0;try{e()}catch(n){t.f&=-2;t.f|=8;y(t);throw n}finally{i=_;n()}}}function y(t){for(let n=t.s;void 0!==n;n=n.n)n.S.U(n);t.x=void 0;t.s=void 0;v(t)}function m(t){if(i!==this)throw new Error("Out-of-order effect");a(this);i=t;this.f&=-2;if(8&this.f)y(this);n()}function g(t){this.x=t;this.u=void 0;this.s=void 0;this.o=void 0;this.f=32}g.prototype.c=function(){const t=this.S();try{if(8&this.f)return;if(void 0===this.x)return;const n=this.x();if("function"==typeof n)this.u=n}finally{t()}};g.prototype.S=function(){if(1&this.f)t();this.f|=1;this.f&=-9;v(this);h(this);o++;const n=i;i=this;return m.bind(this,n)};g.prototype.N=function(){if(!(2&this.f)){this.f|=2;this.o=_;_=this}};g.prototype.d=function(){this.f|=8;if(!(1&this.f))y(this)};function b(t){const n=new g(t);try{n.c()}catch(t){n.d();throw t}return n.d.bind(n)}va
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