} from 'date-fns'
import { Constants } from './Constants.js'
-import { type TimestampedData, WebSocketCloseEventStatusString } from '../types/index.js'
+import {
+ type EmptyObject,
+ type ProtocolResponse,
+ type TimestampedData,
+ WebSocketCloseEventStatusString
+} from '../types/index.js'
export const logPrefix = (prefixString = ''): string => {
return `${new Date().toLocaleString()}${prefixString}`
if (value == null) {
return 0
}
- let changedValue: number = value as number
if (Number.isSafeInteger(value)) {
return value as number
}
if (typeof value === 'number') {
return Math.trunc(value)
}
+ let changedValue: number = value as number
if (isString(value)) {
changedValue = parseInt(value)
}
return timeSeries.map(timeSeriesItem => timeSeriesItem.value)
}
-type CloneableData =
- | number
- | string
- | boolean
- | null
- | undefined
- | Date
- | CloneableData[]
- | { [key: string]: CloneableData }
-
-type FormatKey = (key: string) => string
-
-const deepClone = <I extends CloneableData, O extends CloneableData = I>(
- value: I,
- formatKey?: FormatKey,
- refs: Map<I, O> = new Map<I, O>()
-): O => {
- const ref = refs.get(value)
- if (ref !== undefined) {
- return ref
- }
- if (Array.isArray(value)) {
- const clone: CloneableData[] = []
- refs.set(value, clone as O)
- for (let i = 0; i < value.length; i++) {
- clone[i] = deepClone(value[i], formatKey, refs)
- }
- return clone as O
- }
- if (value instanceof Date) {
- return new Date(value.valueOf()) as O
- }
- if (typeof value !== 'object' || value === null) {
- return value as unknown as O
- }
- const clone: Record<string, CloneableData> = {}
- refs.set(value, clone as O)
- for (const key of Object.keys(value)) {
- clone[typeof formatKey === 'function' ? formatKey(key) : key] = deepClone(
- value[key],
- formatKey,
- refs
- )
- }
- return clone as O
+export const clone = <T>(object: T): T => {
+ return structuredClone<T>(object)
}
-export const clone = <T>(object: T): T => {
- return deepClone(object as CloneableData) as T
+/**
+ * Detects whether the given value is an asynchronous function or not.
+ *
+ * @param fn - Unknown value.
+ * @returns `true` if `fn` was an asynchronous function, otherwise `false`.
+ * @internal
+ */
+export const isAsyncFunction = (fn: unknown): fn is (...args: unknown[]) => Promise<unknown> => {
+ return typeof fn === 'function' && fn.constructor.name === 'AsyncFunction'
}
export const isObject = (value: unknown): value is object => {
return value != null && typeof value === 'object' && !Array.isArray(value)
}
-export const isEmptyObject = (object: object): object is Record<string, never> => {
+export const isEmptyObject = (object: object): object is EmptyObject => {
if (object.constructor !== Object) {
return false
}
}
export const JSONStringifyWithMapSupport = (
- object: Record<string, unknown> | Array<Record<string, unknown>> | Map<unknown, unknown>,
- space?: number
+ object:
+ | Record<string, unknown>
+ | Array<Record<string, unknown>>
+ | Map<unknown, unknown>
+ | ProtocolResponse,
+ space?: string | number
): string => {
return JSON.stringify(
object,