34 lines
768 B
TypeScript
34 lines
768 B
TypeScript
import { mapTemporal } from './temporal'
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import { convertUnit, simplifyUnit } from './units'
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import { EvaluatedNode, Unit } from './types'
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export function simplifyNodeUnit(node) {
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if (!node.unit) {
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return node
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}
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const unit = simplifyUnit(node.unit)
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return convertNodeToUnit(unit, node)
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}
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export function convertNodeToUnit<Names extends string>(
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to: Unit | undefined,
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node: EvaluatedNode<Names, number>
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) {
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const temporalValue =
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node.temporalValue && node.unit
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? mapTemporal(
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value => convertUnit(node.unit, to, value),
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node.temporalValue
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)
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: node.temporalValue
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return {
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...node,
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nodeValue: node.unit
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? convertUnit(node.unit, to, node.nodeValue)
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: node.nodeValue,
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...(temporalValue && { temporalValue }),
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unit: to
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}
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}
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