dd-trace
Version:
Datadog APM tracing client for JavaScript
1 lines • 54.6 kB
JavaScript
(()=>{"use strict";var __webpack_modules__={"./@datadog/sketches-js/dist/ddsketch/DDSketch.js":function(t,e,n){var i=this&&this.__extends||function(){var t=function(e,n){return(t=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n])})(e,n)};return function(e,n){if("function"!=typeof n&&null!==n)throw TypeError("Class extends value "+String(n)+" is not a constructor or null");function i(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(i.prototype=n.prototype,new i)}}();Object.defineProperty(e,"__esModule",{value:!0}),e.LogCollapsingHighestDenseDDSketch=e.LogCollapsingLowestDenseDDSketch=e.DDSketch=void 0;var o=n("./@datadog/sketches-js/dist/ddsketch/store/index.js"),r=n("./@datadog/sketches-js/dist/ddsketch/mapping/index.js"),s=.01,u=2048,a=function(){function t(t){var e=t.mapping,n=t.store,i=t.negativeStore,o=t.zeroCount;this.mapping=e,this.store=n,this.negativeStore=i,this.zeroCount=o,this.count=this.negativeStore.count+this.zeroCount+this.store.count,this.min=1/0,this.max=-1/0,this.sum=0}return t.prototype.accept=function(t,e){if(void 0===e&&(e=1),e<=0)throw Error("Weight must be a positive number");if(t>this.mapping.minPossible){var n=this.mapping.key(t);this.store.add(n,e)}else if(t<-this.mapping.minPossible){var n=this.mapping.key(-t);this.negativeStore.add(n,e)}else this.zeroCount+=e;this.count+=e,this.sum+=t*e,t<this.min&&(this.min=t),t>this.max&&(this.max=t)},t.prototype.getValueAtQuantile=function(t){if(t<0||t>1||0===this.count)return NaN;var e=t*(this.count-1),n=0;if(e<this.negativeStore.count){var i=this.negativeStore.count-e-1,o=this.negativeStore.keyAtRank(i,!1);n=-this.mapping.value(o)}else{if(e<this.zeroCount+this.negativeStore.count)return 0;var o=this.store.keyAtRank(e-this.zeroCount-this.negativeStore.count);n=this.mapping.value(o)}return n},t.prototype.merge=function(t){if(!this.mergeable(t))throw Error("Cannot merge two DDSketches with different `relativeAccuracy` parameters");if(0!==t.count){if(0===this.count)return void this._copy(t);this.store.merge(t.store),this.zeroCount+=t.zeroCount,this.count+=t.count,this.sum+=t.sum,t.min<this.min&&(this.min=t.min),t.max>this.max&&(this.max=t.max)}},t.prototype.mergeable=function(t){return this.mapping.gamma===t.mapping.gamma},t.prototype._copy=function(t){this.store.copy(t.store),this.negativeStore.copy(t.negativeStore),this.zeroCount=t.zeroCount,this.min=t.min,this.max=t.max,this.count=t.count,this.sum=t.sum},t.prototype.toProto=function(){var t=n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").DDSketch,e=t.create({mapping:this.mapping.toProto(),positiveValues:this.store.toProto(),negativeValues:this.negativeStore.toProto(),zeroCount:this.zeroCount});return t.encode(e).finish()},t.fromProto=function(e){var i=n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").DDSketch.decode(e);return new t({mapping:r.KeyMapping.fromProto(i.mapping),store:o.DenseStore.fromProto(i.positiveValues),negativeStore:o.DenseStore.fromProto(i.negativeValues),zeroCount:i.zeroCount})},t}(),f={relativeAccuracy:s};e.DDSketch=function(t){function e(e){var n=(void 0===e?f:e).relativeAccuracy,i=void 0===n?s:n,u=new r.LogarithmicMapping(i),a=new o.DenseStore,c=new o.DenseStore;return t.call(this,{mapping:u,store:a,negativeStore:c,zeroCount:0})||this}return i(e,t),e}(a),e.LogCollapsingLowestDenseDDSketch=function(t){function e(e){var n=void 0===e?f:e,i=n.relativeAccuracy,a=void 0===i?s:i,c=n.binLimit,p=void 0===c?u:c,l=new r.LogarithmicMapping(a),h=new o.CollapsingLowestDenseStore(p),d=new o.CollapsingLowestDenseStore(p);return t.call(this,{mapping:l,store:h,negativeStore:d,zeroCount:0})||this}return i(e,t),e}(a),e.LogCollapsingHighestDenseDDSketch=function(t){function e(e){var n=void 0===e?f:e,i=n.relativeAccuracy,a=void 0===i?s:i,c=n.binLimit,p=void 0===c?u:c,l=new r.LogarithmicMapping(a),h=new o.CollapsingHighestDenseStore(p),d=new o.CollapsingHighestDenseStore(p);return t.call(this,{mapping:l,store:h,negativeStore:d,zeroCount:0})||this}return i(e,t),e}(a)},"./@datadog/sketches-js/dist/ddsketch/index.js":function(t,e,n){var i=this&&this.__createBinding||(Object.create?function(t,e,n,i){void 0===i&&(i=n);var o=Object.getOwnPropertyDescriptor(e,n);(!o||("get"in o?!e.__esModule:o.writable||o.configurable))&&(o={enumerable:!0,get:function(){return e[n]}}),Object.defineProperty(t,i,o)}:function(t,e,n,i){void 0===i&&(i=n),t[i]=e[n]}),o=this&&this.__exportStar||function(t,e){for(var n in t)"default"===n||Object.prototype.hasOwnProperty.call(e,n)||i(e,t,n)};Object.defineProperty(e,"__esModule",{value:!0}),o(n("./@datadog/sketches-js/dist/ddsketch/DDSketch.js"),e)},"./@datadog/sketches-js/dist/ddsketch/mapping/CubicallyInterpolatedMapping.js":function(t,e,n){var i=this&&this.__extends||function(){var t=function(e,n){return(t=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n])})(e,n)};return function(e,n){if("function"!=typeof n&&null!==n)throw TypeError("Class extends value "+String(n)+" is not a constructor or null");function i(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(i.prototype=n.prototype,new i)}}();Object.defineProperty(e,"__esModule",{value:!0}),e.CubicallyInterpolatedMapping=void 0;var o=n("./@datadog/sketches-js/dist/ddsketch/mapping/KeyMapping.js"),r=n("./@datadog/sketches-js/dist/ddsketch/math.js");e.CubicallyInterpolatedMapping=function(t){function e(e,n){void 0===n&&(n=0);var i=t.call(this,e,n)||this;return i.A=6/35,i.B=-.6,i.C=10/7,i._multiplier/=i.C,i}return i(e,t),e.prototype._cubicLog2Approx=function(t){var e=(0,r.frexp)(t),n=e[0],i=e[1],o=2*n-1;return((this.A*o+this.B)*o+this.C)*o+(i-1)},e.prototype._cubicExp2Approx=function(t){var e=Math.floor(t),n=this.B*this.B-3*this.A*this.C,i=2*this.B*this.B*this.B-9*this.A*this.B*this.C-27*this.A*this.A*(t-e),o=Math.cbrt((i-Math.sqrt(i*i-4*n*n*n))/2),s=(-(this.B+o+n/o)/(3*this.A)+1)/2;return(0,r.ldexp)(s,e+1)},e.prototype._logGamma=function(t){return this._cubicLog2Approx(t)*this._multiplier},e.prototype._powGamma=function(t){return this._cubicExp2Approx(t/this._multiplier)},e.prototype._protoInterpolation=function(){return n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").IndexMapping.Interpolation.CUBIC},e}(o.KeyMapping)},"./@datadog/sketches-js/dist/ddsketch/mapping/KeyMapping.js":function(t,e,n){Object.defineProperty(e,"__esModule",{value:!0}),e.KeyMapping=void 0;var i=n("./@datadog/sketches-js/dist/ddsketch/mapping/index.js"),o=11125369292536007e-324,r=Number.MAX_VALUE;e.KeyMapping=function(){function t(t,e){if(void 0===e&&(e=0),t<=0||t>=1)throw Error("Relative accuracy must be between 0 and 1 when initializing a KeyMapping");this.relativeAccuracy=t,this._offset=e;var n=2*t/(1-t);this.gamma=1+n,this._multiplier=1/Math.log1p(n),this.minPossible=o*this.gamma,this.maxPossible=r/this.gamma}return t.fromGammaOffset=function(t,e){return new this((t-1)/(t+1),e)},t.prototype.key=function(t){return Math.ceil(this._logGamma(t))+this._offset},t.prototype.value=function(t){return this._powGamma(t-this._offset)*(2/(1+this.gamma))},t.prototype.toProto=function(){return n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").IndexMapping.create({gamma:this.gamma,indexOffset:this._offset,interpolation:this._protoInterpolation()})},t.fromProto=function(t){if(!t||null==t.gamma||null==t.indexOffset)throw Error("Failed to decode mapping from protobuf");var e=n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").IndexMapping.Interpolation,o=t.interpolation,r=t.gamma,s=t.indexOffset;switch(o){case e.NONE:return i.LogarithmicMapping.fromGammaOffset(r,s);case e.LINEAR:return i.LinearlyInterpolatedMapping.fromGammaOffset(r,s);case e.CUBIC:return i.CubicallyInterpolatedMapping.fromGammaOffset(r,s);default:throw Error("Unrecognized mapping when decoding from protobuf")}},t.prototype._logGamma=function(t){return Math.log2(t)*this._multiplier},t.prototype._powGamma=function(t){return Math.pow(2,t/this._multiplier)},t.prototype._protoInterpolation=function(){return n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").IndexMapping.Interpolation.NONE},t}()},"./@datadog/sketches-js/dist/ddsketch/mapping/LinearlyInterpolatedMapping.js":function(t,e,n){var i=this&&this.__extends||function(){var t=function(e,n){return(t=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n])})(e,n)};return function(e,n){if("function"!=typeof n&&null!==n)throw TypeError("Class extends value "+String(n)+" is not a constructor or null");function i(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(i.prototype=n.prototype,new i)}}();Object.defineProperty(e,"__esModule",{value:!0}),e.LinearlyInterpolatedMapping=void 0;var o=n("./@datadog/sketches-js/dist/ddsketch/mapping/KeyMapping.js"),r=n("./@datadog/sketches-js/dist/ddsketch/math.js");e.LinearlyInterpolatedMapping=function(t){function e(e,n){return void 0===n&&(n=0),t.call(this,e,n)||this}return i(e,t),e.prototype._log2Approx=function(t){var e=(0,r.frexp)(t);return 2*e[0]-1+(e[1]-1)},e.prototype._exp2Approx=function(t){var e=Math.floor(t)+1,n=(t-e+2)/2;return(0,r.ldexp)(n,e)},e.prototype._logGamma=function(t){return Math.log2(t)*this._multiplier},e.prototype._powGamma=function(t){return Math.pow(2,t/this._multiplier)},e.prototype._protoInterpolation=function(){return n("./@datadog/sketches-js/dist/ddsketch/proto/compiled.js").IndexMapping.Interpolation.LINEAR},e}(o.KeyMapping)},"./@datadog/sketches-js/dist/ddsketch/mapping/LogarithmicMapping.js":function(t,e,n){var i=this&&this.__extends||function(){var t=function(e,n){return(t=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n])})(e,n)};return function(e,n){if("function"!=typeof n&&null!==n)throw TypeError("Class extends value "+String(n)+" is not a constructor or 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i=n("./@datadog/sketches-js/dist/ddsketch/mapping/KeyMapping.js");Object.defineProperty(e,"KeyMapping",{enumerable:!0,get:function(){return i.KeyMapping}});var o=n("./@datadog/sketches-js/dist/ddsketch/mapping/LogarithmicMapping.js");Object.defineProperty(e,"LogarithmicMapping",{enumerable:!0,get:function(){return o.LogarithmicMapping}});var r=n("./@datadog/sketches-js/dist/ddsketch/mapping/LinearlyInterpolatedMapping.js");Object.defineProperty(e,"LinearlyInterpolatedMapping",{enumerable:!0,get:function(){return r.LinearlyInterpolatedMapping}});var s=n("./@datadog/sketches-js/dist/ddsketch/mapping/CubicallyInterpolatedMapping.js");Object.defineProperty(e,"CubicallyInterpolatedMapping",{enumerable:!0,get:function(){return s.CubicallyInterpolatedMapping}})},"./@datadog/sketches-js/dist/ddsketch/math.js":function(t,e){Object.defineProperty(e,"__esModule",{value:!0}),e.ldexp=e.frexp=void 0,e.frexp=function(t){if(0===t||!Number.isFinite(t))return[t,0];for(var e=Math.abs(t),n=Math.max(-1023,Math.floor(Math.log2(e))+1),i=e*Math.pow(2,-n);i<.5;)i*=2,n--;for(;i>=1;)i*=.5,n++;return t<0&&(i=-i),[i,n]},e.ldexp=function(t,e){for(var n=Math.min(3,Math.ceil(Math.abs(e)/1023)),i=t,o=0;o<n;o++)i*=Math.pow(2,Math.floor((e+o)/n));return i}},"./@datadog/sketches-js/dist/ddsketch/proto/compiled.js":function(t,e,n){var i=n("./protobufjs/minimal.js"),o=i.Reader,r=i.Writer,s=i.util,u=i.roots.default||(i.roots.default={});u.DDSketch=function(){function t(t){if(t)for(var e=Object.keys(t),n=0;n<e.length;++n)null!=t[e[n]]&&(this[e[n]]=t[e[n]])}return t.prototype.mapping=null,t.prototype.positiveValues=null,t.prototype.negativeValues=null,t.prototype.zeroCount=0,t.create=function(e){return new t(e)},t.encode=function(t,e){return e||(e=r.create()),null!=t.mapping&&Object.hasOwnProperty.call(t,"mapping")&&u.IndexMapping.encode(t.mapping,e.uint32(10).fork()).ldelim(),null!=t.positiveValues&&Object.hasOwnProperty.call(t,"positiveValues")&&u.Store.encode(t.positiveValues,e.uint32(18).fork()).ldelim(),null!=t.negativeValues&&Object.hasOwnProperty.call(t,"negativeValues")&&u.Store.encode(t.negativeValues,e.uint32(26).fork()).ldelim(),null!=t.zeroCount&&Object.hasOwnProperty.call(t,"zeroCount")&&e.uint32(33).double(t.zeroCount),e},t.encodeDelimited=function(t,e){return this.encode(t,e).ldelim()},t.decode=function(t,e){t instanceof o||(t=o.create(t));for(var n=void 0===e?t.len:t.pos+e,i=new u.DDSketch;t.pos<n;){var r=t.uint32();switch(r>>>3){case 1:i.mapping=u.IndexMapping.decode(t,t.uint32());break;case 2:i.positiveValues=u.Store.decode(t,t.uint32());break;case 3:i.negativeValues=u.Store.decode(t,t.uint32());break;case 4:i.zeroCount=t.double();break;default:t.skipType(7&r)}}return i},t.decodeDelimited=function(t){return t instanceof o||(t=new o(t)),this.decode(t,t.uint32())},t.verify=function(t){if("object"!=typeof t||null===t)return"object expected";if(null!=t.mapping&&t.hasOwnProperty("mapping")){var e=u.IndexMapping.verify(t.mapping);if(e)return"mapping."+e}if(null!=t.positiveValues&&t.hasOwnProperty("positiveValues")){var e=u.Store.verify(t.positiveValues);if(e)return"positiveValues."+e}if(null!=t.negativeValues&&t.hasOwnProperty("negativeValues")){var e=u.Store.verify(t.negativeValues);if(e)return"negativeValues."+e}return null!=t.zeroCount&&t.hasOwnProperty("zeroCount")&&"number"!=typeof t.zeroCount?"zeroCount: number expected":null},t.fromObject=function(t){if(t instanceof u.DDSketch)return t;var e=new u.DDSketch;if(null!=t.mapping){if("object"!=typeof t.mapping)throw TypeError(".DDSketch.mapping: object expected");e.mapping=u.IndexMapping.fromObject(t.mapping)}if(null!=t.positiveValues){if("object"!=typeof t.positiveValues)throw TypeError(".DDSketch.positiveValues: object expected");e.positiveValues=u.Store.fromObject(t.positiveValues)}if(null!=t.negativeValues){if("object"!=typeof t.negativeValues)throw TypeError(".DDSketch.negativeValues: object expected");e.negativeValues=u.Store.fromObject(t.negativeValues)}return null!=t.zeroCount&&(e.zeroCount=Number(t.zeroCount)),e},t.toObject=function(t,e){e||(e={});var n={};return e.defaults&&(n.mapping=null,n.positiveValues=null,n.negativeValues=null,n.zeroCount=0),null!=t.mapping&&t.hasOwnProperty("mapping")&&(n.mapping=u.IndexMapping.toObject(t.mapping,e)),null!=t.positiveValues&&t.hasOwnProperty("positiveValues")&&(n.positiveValues=u.Store.toObject(t.positiveValues,e)),null!=t.negativeValues&&t.hasOwnProperty("negativeValues")&&(n.negativeValues=u.Store.toObject(t.negativeValues,e)),null!=t.zeroCount&&t.hasOwnProperty("zeroCount")&&(n.zeroCount=e.json&&!isFinite(t.zeroCount)?String(t.zeroCount):t.zeroCount),n},t.prototype.toJSON=function(){return this.constructor.toObject(this,i.util.toJSONOptions)},t}(),u.IndexMapping=function(){function t(t){if(t)for(var e=Object.keys(t),n=0;n<e.length;++n)null!=t[e[n]]&&(this[e[n]]=t[e[n]])}return t.prototype.gamma=0,t.prototype.indexOffset=0,t.prototype.interpolation=0,t.create=function(e){return new t(e)},t.encode=function(t,e){return e||(e=r.create()),null!=t.gamma&&Object.hasOwnProperty.call(t,"gamma")&&e.uint32(9).double(t.gamma),null!=t.indexOffset&&Object.hasOwnProperty.call(t,"indexOffset")&&e.uint32(17).double(t.indexOffset),null!=t.interpolation&&Object.hasOwnProperty.call(t,"interpolation")&&e.uint32(24).int32(t.interpolation),e},t.encodeDelimited=function(t,e){return this.encode(t,e).ldelim()},t.decode=function(t,e){t instanceof o||(t=o.create(t));for(var n=void 0===e?t.len:t.pos+e,i=new u.IndexMapping;t.pos<n;){var r=t.uint32();switch(r>>>3){case 1:i.gamma=t.double();break;case 2:i.indexOffset=t.double();break;case 3:i.interpolation=t.int32();break;default:t.skipType(7&r)}}return i},t.decodeDelimited=function(t){return t instanceof o||(t=new o(t)),this.decode(t,t.uint32())},t.verify=function(t){if("object"!=typeof t||null===t)return"object expected";if(null!=t.gamma&&t.hasOwnProperty("gamma")&&"number"!=typeof t.gamma)return"gamma: number expected";if(null!=t.indexOffset&&t.hasOwnProperty("indexOffset")&&"number"!=typeof t.indexOffset)return"indexOffset: number expected";if(null!=t.interpolation&&t.hasOwnProperty("interpolation"))switch(t.interpolation){default:return"interpolation: enum value expected";case 0:case 1:case 2:case 3:}return null},t.fromObject=function(t){if(t instanceof u.IndexMapping)return t;var e=new u.IndexMapping;switch(null!=t.gamma&&(e.gamma=Number(t.gamma)),null!=t.indexOffset&&(e.indexOffset=Number(t.indexOffset)),t.interpolation){case"NONE":case 0:e.interpolation=0;break;case"LINEAR":case 1:e.interpolation=1;break;case"QUADRATIC":case 2:e.interpolation=2;break;case"CUBIC":case 3:e.interpolation=3}return e},t.toObject=function(t,e){e||(e={});var n={};return e.defaults&&(n.gamma=0,n.indexOffset=0,n.interpolation=e.enums===String?"NONE":0),null!=t.gamma&&t.hasOwnProperty("gamma")&&(n.gamma=e.json&&!isFinite(t.gamma)?String(t.gamma):t.gamma),null!=t.indexOffset&&t.hasOwnProperty("indexOffset")&&(n.indexOffset=e.json&&!isFinite(t.indexOffset)?String(t.indexOffset):t.indexOffset),null!=t.interpolation&&t.hasOwnProperty("interpolation")&&(n.interpolation=e.enums===String?u.IndexMapping.Interpolation[t.interpolation]:t.interpolation),n},t.prototype.toJSON=function(){return this.constructor.toObject(this,i.util.toJSONOptions)},t.Interpolation=function(){var t={},e=Object.create(t);return e[t[0]="NONE"]=0,e[t[1]="LINEAR"]=1,e[t[2]="QUADRATIC"]=2,e[t[3]="CUBIC"]=3,e}(),t}(),u.Store=function(){function t(t){if(this.binCounts={},this.contiguousBinCounts=[],t)for(var e=Object.keys(t),n=0;n<e.length;++n)null!=t[e[n]]&&(this[e[n]]=t[e[n]])}return t.prototype.binCounts=s.emptyObject,t.prototype.contiguousBinCounts=s.emptyArray,t.prototype.contiguousBinIndexOffset=0,t.create=function(e){return new t(e)},t.encode=function(t,e){if(e||(e=r.create()),null!=t.binCounts&&Object.hasOwnProperty.call(t,"binCounts"))for(var n=Object.keys(t.binCounts),i=0;i<n.length;++i)e.uint32(10).fork().uint32(8).sint32(n[i]).uint32(17).double(t.binCounts[n[i]]).ldelim();if(null!=t.contiguousBinCounts&&t.contiguousBinCounts.length){e.uint32(18).fork();for(var i=0;i<t.contiguousBinCounts.length;++i)e.double(t.contiguousBinCounts[i]);e.ldelim()}return null!=t.contiguousBinIndexOffset&&Object.hasOwnProperty.call(t,"contiguousBinIndexOffset")&&e.uint32(24).sint32(t.contiguousBinIndexOffset),e},t.encodeDelimited=function(t,e){return this.encode(t,e).ldelim()},t.decode=function(t,e){t instanceof o||(t=o.create(t));for(var n,i,r=void 0===e?t.len:t.pos+e,a=new u.Store;t.pos<r;){var f=t.uint32();switch(f>>>3){case 1:a.binCounts===s.emptyObject&&(a.binCounts={});var c=t.uint32()+t.pos;for(n=0,i=0;t.pos<c;){var p=t.uint32();switch(p>>>3){case 1:n=t.sint32();break;case 2:i=t.double();break;default:t.skipType(7&p)}}a.binCounts[n]=i;break;case 2:if(a.contiguousBinCounts&&a.contiguousBinCounts.length||(a.contiguousBinCounts=[]),(7&f)==2)for(var c=t.uint32()+t.pos;t.pos<c;)a.contiguousBinCounts.push(t.double());else a.contiguousBinCounts.push(t.double());break;case 3:a.contiguousBinIndexOffset=t.sint32();break;default:t.skipType(7&f)}}return a},t.decodeDelimited=function(t){return t instanceof o||(t=new o(t)),this.decode(t,t.uint32())},t.verify=function(t){if("object"!=typeof t||null===t)return"object expected";if(null!=t.binCounts&&t.hasOwnProperty("binCounts")){if(!s.isObject(t.binCounts))return"binCounts: object expected";for(var e=Object.keys(t.binCounts),n=0;n<e.length;++n){if(!s.key32Re.test(e[n]))return"binCounts: integer key{k:sint32} 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