1369f3b967
* WIP persistence work * Fix up close date filter, kill custom scroll restoration * Use built-in Next.js scroll restoration machinery * Tweaking stuff * Implement 'history state' idea * Clean up and unify persistent state stores * Respect options for persisting contract search * Fix typing in common lib * Clean up console logging
40 lines
852 B
TypeScript
40 lines
852 B
TypeScript
import { union } from 'lodash'
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export const removeUndefinedProps = <T extends object>(obj: T): T => {
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const newObj: any = {}
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for (const key of Object.keys(obj)) {
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if ((obj as any)[key] !== undefined) newObj[key] = (obj as any)[key]
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}
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return newObj
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}
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export const addObjects = <T extends { [key: string]: number }>(
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obj1: T,
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obj2: T
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) => {
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const keys = union(Object.keys(obj1), Object.keys(obj2))
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const newObj = {} as any
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for (const key of keys) {
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newObj[key] = (obj1[key] ?? 0) + (obj2[key] ?? 0)
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}
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return newObj as T
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}
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export const subtractObjects = <T extends { [key: string]: number }>(
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obj1: T,
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obj2: T
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) => {
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const keys = union(Object.keys(obj1), Object.keys(obj2))
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const newObj = {} as any
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for (const key of keys) {
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newObj[key] = (obj1[key] ?? 0) - (obj2[key] ?? 0)
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}
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return newObj as T
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}
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