truncate-json/build/src/number.js

Truncate a JSON string

export const truncateNumber=(value,maxSize)=>{
const valueString=truncateNumberPrecision(
value,
"toPrecision",
maxSize,
maxSize
);
return valueString===undefined?
truncateNumberPrecision(value,"toExponential",maxSize,maxSize):
valueString
};


const truncateNumberPrecision=(value,methodName,maxSize,size)=>{
const valueString=value[methodName](size);
const valueStringA=valueString.
replace(POSITIVE_EXPONENT,"$1").
replace(TRIMMED_NUMBER_REGEXP,"$1");

if(valueStringA.length<=maxSize){
return valueStringA
}

return size===1?
undefined:
truncateNumberPrecision(value,methodName,maxSize,size-1)
};


const POSITIVE_EXPONENT=/(e)\+/iu;

const TRIMMED_NUMBER_REGEXP=/\.?0*($|e)/iu;