Function getIntervalPrecision

src/scale/helper.ts:147–152

(niceInterval: number)

}

export function getIntervalPrecision(niceInterval: number): number {
    // Tow more digital for tick.
    // NOTE: `2` was introduced in commit `af2a2a9f6303081d7c3b52f0a38add07b4c6e0c7`;
    // it works on "nice" interval, but seems not necessarily mathematically required.
    return getPrecision(niceInterval) + 2;
}

/**
 * Lookup table to avoid rounding error - if the value before transformed is in `lookup.from[i]`,