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Check for isNaN before building number formatter options #11238

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merged 2 commits into from
Apr 19, 2023
Merged

Check for isNaN before building number formatter options #11238

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38e1c18
Check for isNaN before building number formatter options
defunctzombie Apr 19, 2023
9c482a7
Update src/core/core.ticks.js
defunctzombie Apr 19, 2023
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8 changes: 7 additions & 1 deletion src/core/core.ticks.js
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,13 @@ const formatters = {
}

const logDelta = log10(Math.abs(delta));
const numDecimal = Math.max(Math.min(-1 * Math.floor(logDelta), 20), 0); // toFixed has a max of 20 decimal places

// When datasets have values approaching Number.MAX_VALUE, the tick calculations might result in
// infinity and eventually NaN. Passing NaN for minimumFractionDigits or maximumFractionDigits
// will make the number formatter throw. So instead we check for isNaN and use a fallback value.
//
// toFixed has a max of 20 decimal places
const numDecimal = isNaN(logDelta) ? 1 : Math.max(Math.min(-1 * Math.floor(logDelta), 20), 0);

const options = {notation, minimumFractionDigits: numDecimal, maximumFractionDigits: numDecimal};
Object.assign(options, this.options.ticks.format);
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