@osmium/iterate/dist/index.min.js

A powerful, type-safe iteration library for JavaScript and TypeScript with advanced mapping, parallel processing, and flow control features

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i=e[t];return{idx:i,value:s.get(i)}},isNumber:()=>({idx:t,value:t+1}),isTrue:()=>null,isString:s=>t<0||t>=s.length?null:{idx:t,value:s[t]},isObject:s=>{const e=Object.keys(s);if(t<0||t>=e.length)return null;const i=e[t];return{idx:i,value:s[i]}},isUnknown:()=>null})}resolveTypes(t,e){return(0,s.isUndefined)(t)||(0,s.isNull)(t)||!1===t||Number.isNaN(t)?e.isNulled(t):(0,s.isArray)(t)?e.isArray(t):(0,s.isSet)(t)?e.isSet(t):(0,s.isMap)(t)?e.isMap(t):(0,s.isNumeric)(t)?e.isNumber(t):!0===t?e.isTrue(t):(0,s.isString)(t)?e.isString(t):(0,s.isObject)(t)?e.isObject(t):e.isUnknown(t)}iterateArrayLikeSync(){if(!this.states)throw new Error("States not initialized");const t=[...this.states.values.values()];for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(n.Row.processIterationSync(this.states,t[this.states.position],this.states.position),this.states.break)return this.states.map;return this.states.map}async iterateArrayLikeAsync(){if(!this.states)throw new Error("States not initialized");const t=[...this.states.values.values()];for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(await n.Row.processIterationAsync(this.states,t[this.states.position],this.states.position),this.states.break)return this.states.map;return this.states.map}iterateMapSync(){if(!this.states)throw new Error("States not initialized");const t=[...this.states.values.entries()];for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(n.Row.processIterationSync(this.states,t[this.states.position][1],t[this.states.position][0]),this.states.break)return this.states.map;return this.states.map}async iterateMapAsync(){if(!this.states)throw new Error("States not initialized");const t=[...this.states.values.entries()];for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(await n.Row.processIterationAsync(this.states,t[this.states.position][1],t[this.states.position][0]),this.states.break)return this.states.map;return this.states.map}iterateObjectSync(){if(!this.states)throw new Error("States not initialized");if(this.states.values?.[Symbol.iterator]){const t=[...[...this.states.values].entries()];for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(n.Row.processIterationSync(this.states,t[this.states.position][1],t[this.states.position][0]),this.states.break)return this.states.map;return this.states.map}const t=Object.entries(this.states.values);for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(n.Row.processIterationSync(this.states,t[this.states.position][1],t[this.states.position][0]),this.states.break)return this.states.map;return this.states.map}async iterateObjectAsync(){if(!this.states)throw new Error("States not initialized");if(this.states.values?.[Symbol.iterator]){const t=[...[...this.states.values].entries()];for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(await n.Row.processIterationAsync(this.states,t[this.states.position][1],t[this.states.position][0]),this.states.break)return this.states.map;return this.states.map}const t=Object.entries(this.states.values);for(this.states.length=t.length,this.states.position=0;this.states.position<t.length;this.states.position++)if(await n.Row.processIterationAsync(this.states,t[this.states.position][1],t[this.states.position][0]),this.states.break)return this.states.map;return this.states.map}iterateNumberSync(){if(!this.states)throw new Error("States not initialized");const t=this.states.values;for(this.states.length=t+1,this.states.position=0;this.states.position<t;this.states.position++)if(n.Row.processIterationSync(this.states,this.states.position+1,this.states.position),this.states.break)return this.states.map;return this.states.map}async iterateNumberAsync(){if(!this.states)throw new Error("States not initialized");const t=this.states.values;for(this.states.length=t+1,this.states.position=0;this.states.position<t;this.states.position++)if(await n.Row.processIterationAsync(this.states,this.states.position+1,this.states.position),this.states.break)return this.states.map;return this.states.map}iterateStringSync(){if(!this.states)throw new Error("States not initialized");const t=this.states.values;for(this.states.length=t.length,this.states.position=0;this.states.position<this.states.length;this.states.position++)if(n.Row.processIterationSync(this.states,t[this.states.position],this.states.position),this.states.break)return this.states.map;return this.states.map}async iterateStringAsync(){if(!this.states)throw new Error("States not initialized");const t=this.states.values;for(this.states.length=t.length,this.states.position=0;this.states.position<this.states.length;this.states.position++)if(await n.Row.processIterationAsync(this.states,t[this.states.position],this.states.position),this.states.break)return this.states.map;return this.states.map}iterateTrueSync(){if(!this.states)throw new Error("States not initialized");let t=0;for(this.states.length=1/0;;){if(this.states.position=t,n.Row.processIterationSync(this.states,t+1,t),this.states.break)return this.states.map;if(t++,t>Number.MAX_SAFE_INTEGER-1)throw new Error("Infinite iteration detected - no break condition found")}}async iterateTrueAsync(){if(!this.states)throw new Error("States not initialized");let t=0;for(this.states.length=1/0;;){if(this.states.position=t,await n.Row.processIterationAsync(this.states,t+1,t),this.states.break)return this.states.map;if(t++,t>Number.MAX_SAFE_INTEGER-1)throw new Error("Infinite iteration detected - no break condition found")}}}function a(t,s,e,i){return n.createInstance().iterateSync(t,s,e,i,!1)}function r(t,s,e,i){return n.createInstance().iterateSync(t,s,e,i,!0)}async function o(t,s,e,i,n=!1){const r={};let o=0;const c=a(t,(t,e,i)=>new Promise(async a=>{const c=o;o++;const h=i.key,u=n?await s(e,t,i):await s(t,e,i);r[c]={val:u,key:i.mapKey},i.mapKey=h,a(c)}),[]);return await Promise.all(c),a(r,(t,s,e)=>(e.key(t.key),t.val),e,i)}t.Iterate=n,function(t){class s{static createInstance(t){return new s(t)}row;constructor(t){this.row=t}get length(){return this.row.states.length}break(){this.row.states.break=!0}repeat(){this.row.states.position--}skip(){this.row.states.position++}shift(t){this.row.states.position+t<-1&&(t=-(this.row.states.position+1)),this.row.states.position+=t}get mapKey(){return this.row.states.map?this.row.mapKey:void 0}set mapKey(t){this.row.states.map&&(this.row.mapKey=t)}key(t){this.mapKey=t}getStates(){return this.row.states}}t.Controller=s;class e{static createInstance(t,s){return new e(t,s)}states;mapKey;index;constructor(t,s){this.states=t,this.index=s,Array.isArray(this.states.map)?this.mapKey=this.states.position:this.mapKey=s}processMapper(t){return!(!this.states.mapUndefined&&void 0===t||(Array.isArray(this.states.map)?(this.mapKey!==this.states.position&&Number.isInteger(this.mapKey)?this.states.map[this.mapKey]=t:this.states.map.push(t),0):this.states.map instanceof Set?(this.states.map.add(t),0):this.states.map instanceof Map?(this.states.map.set(this.mapKey,t),0):"number"==typeof this.states.map?(this.states.map++,0):"boolean"!=typeof this.states.map||this.states.mapChanged?"object"!=typeof this.states.map||(this.states.map[this.mapKey]=t,0):(this.states.map=!this.states.map,0)))}static processIterationSync(t,i,n){const a=e.createInstance(t,n),r=t.iterateKeys?t.cb(n,i,s.createInstance(a)):t.cb(i,n,s.createInstance(a));a.processMapper(r)}static async processIterationAsync(t,i,n){const a=e.createInstance(t,n),r=t.iterateKeys?await t.cb(n,i,s.createInstance(a)):await t.cb(i,n,s.createInstance(a));a.processMapper(r)}}t.Row=e;class i{static createInstance(t){const s=new i;return Object.assign(s,t),s}isAsync=!1;values;cb;map;mapUndefined=!1;mapChanged=!1;iterateKeys=!1;length=0;position=0;break=!1;getStates(){return this}}t.States=i}(n||(t.Iterate=n={}))})();var n=exports;for(var a in i)n[a]=i[a];i.__esModule&&Object.defineProperty(n,"__esModule",{value:!0})})();