| 1 | {"version":3,"file":"react-nprogress.cjs.production.js","sources":["../compiled/clamp.js","../compiled/createQueue.js","../compiled/createTimeout.js","../compiled/increment.js","../compiled/useEffectOnce.js","../compiled/useGetSetState.js","../compiled/useUpdateEffect.js","../compiled/useNProgress.js","../compiled/NProgress.js","../compiled/withNProgress.js"],"sourcesContent":["export const clamp = (num, lower, upper) => {\n num = num <= upper ? num : upper;\n num = num >= lower ? num : lower;\n return num;\n};\n","export const createQueue = () => {\n let isRunning = false;\n let pending = [];\n const next = () => {\n isRunning = true;\n const cb = pending.shift();\n if (cb) {\n return cb(next);\n }\n isRunning = false;\n };\n const clear = () => {\n isRunning = false;\n pending = [];\n };\n const enqueue = (cb) => {\n pending.push(cb);\n if (!isRunning && pending.length === 1) {\n next();\n }\n };\n return {\n clear,\n enqueue,\n };\n};\n","export const createTimeout = () => {\n let handle;\n const cancel = () => {\n if (handle) {\n window.cancelAnimationFrame(handle);\n }\n };\n const schedule = (callback, delay) => {\n let deltaTime;\n let start;\n const frame = (time) => {\n start = start || time;\n deltaTime = time - start;\n if (deltaTime > delay) {\n callback();\n return;\n }\n handle = window.requestAnimationFrame(frame);\n };\n handle = window.requestAnimationFrame(frame);\n };\n return {\n cancel,\n schedule,\n };\n};\n","import { clamp } from './clamp';\nexport const increment = (progress) => {\n let amount = 0;\n if (progress >= 0 && progress < 0.2) {\n amount = 0.1;\n }\n else if (progress >= 0.2 && progress < 0.5) {\n amount = 0.04;\n }\n else if (progress >= 0.5 && progress < 0.8) {\n amount = 0.02;\n }\n else if (progress >= 0.8 && progress < 0.99) {\n amount = 0.005;\n }\n return clamp(progress + amount, 0, 0.994);\n};\n","// Hat-tip:\n// https://github.com/streamich/react-use/blob/master/src/useEffectOnce.ts.\n//\n// `react-use` appears to be unmaintained, so moving the required code into\n// this project for now.\nimport { useEffect } from 'react';\nexport const useEffectOnce = (effect) => {\n // eslint-disable-next-line react-hooks/exhaustive-deps\n useEffect(effect, []);\n};\n","// Hat-tip:\n// https://github.com/streamich/react-use/blob/master/src/useGetSetState.ts.\n//\n// `react-use` appears to be unmaintained, so moving the required code into\n// this project for now.\nimport { useCallback, useRef, useState } from 'react';\nconst incrementParameter = (num) => ++num % 1_000_000;\nconst useUpdate = () => {\n const [, setState] = useState(0);\n return useCallback(() => setState(incrementParameter), []);\n};\nexport const useGetSetState = (\n/* istanbul ignore next */\ninitialState = {}) => {\n const update = useUpdate();\n const state = useRef({ ...initialState });\n const get = useCallback(() => state.current, []);\n const set = useCallback((patch) => {\n if (!patch) {\n return;\n }\n Object.assign(state.current, patch);\n update();\n // eslint-disable-next-line react-hooks/exhaustive-deps\n }, []);\n return [get, set];\n};\n","// Hat-tip:\n// https://github.com/streamich/react-use/blob/master/src/useUpdateEffect.ts.\n//\n// `react-use` appears to be unmaintained, so moving the required code into\n// this project for now.\nimport { useEffect, useRef } from 'react';\nconst useFirstMountState = () => {\n const isFirst = useRef(true);\n if (isFirst.current) {\n isFirst.current = false;\n return true;\n }\n return isFirst.current;\n};\nexport const useUpdateEffect = (effect, deps) => {\n const isFirstMount = useFirstMountState();\n useEffect(() => {\n if (!isFirstMount) {\n return effect();\n }\n // eslint-disable-next-line react-hooks/exhaustive-deps\n }, deps);\n};\n","import { useCallback, useEffect, useRef } from 'react';\nimport { clamp } from './clamp';\nimport { createQueue } from './createQueue';\nimport { createTimeout } from './createTimeout';\nimport { increment } from './increment';\nimport { useEffectOnce } from './useEffectOnce';\nimport { useGetSetState } from './useGetSetState';\nimport { useUpdateEffect } from './useUpdateEffect';\n/* istanbul ignore next */\nconst noop = () => undefined;\nconst initialState = {\n isFinished: true,\n progress: 0,\n sideEffect: noop,\n};\nexport const useNProgress = ({ animationDuration = 200, incrementDuration = 800, isAnimating = false, minimum = 0.08, } = {}) => {\n const [get, setState] = useGetSetState(initialState);\n const queue = useRef(null);\n const timeout = useRef(null);\n useEffectOnce(() => {\n queue.current = createQueue();\n timeout.current = createTimeout();\n });\n const cleanup = useCallback(() => {\n timeout.current?.cancel();\n queue.current?.clear();\n }, []);\n const set = useCallback((n) => {\n n = clamp(n, minimum, 1);\n if (n === 1) {\n cleanup();\n queue.current?.enqueue((next) => {\n setState({\n progress: n,\n sideEffect: () => timeout.current?.schedule(next, animationDuration),\n });\n });\n queue.current?.enqueue(() => {\n setState({ isFinished: true, sideEffect: cleanup });\n });\n return;\n }\n queue.current?.enqueue((next) => {\n setState({\n isFinished: false,\n progress: n,\n sideEffect: () => timeout.current?.schedule(next, animationDuration),\n });\n });\n }, [animationDuration, cleanup, minimum, queue, setState, timeout]);\n const trickle = useCallback(() => {\n set(increment(get().progress));\n }, [get, set]);\n const start = useCallback(() => {\n const work = () => {\n trickle();\n queue.current?.enqueue((next) => {\n timeout.current?.schedule(() => {\n work();\n next();\n }, incrementDuration);\n });\n };\n work();\n }, [incrementDuration, queue, timeout, trickle]);\n const savedTrickle = useRef(noop);\n const sideEffect = get().sideEffect;\n useEffect(() => {\n savedTrickle.current = trickle;\n });\n useEffectOnce(() => {\n if (isAnimating) {\n start();\n }\n return cleanup;\n });\n useUpdateEffect(() => {\n get().sideEffect();\n }, [get, sideEffect]);\n useUpdateEffect(() => {\n if (!isAnimating) {\n set(1);\n }\n else {\n setState({\n ...initialState,\n sideEffect: start,\n });\n }\n }, [isAnimating, set, setState, start]);\n return {\n animationDuration,\n isFinished: get().isFinished,\n progress: get().progress,\n };\n};\n","import { useNProgress } from './useNProgress';\nexport const NProgress = ({ children, ...restProps }) => {\n const renderProps = useNProgress(restProps);\n return children(renderProps);\n};\n","import hoistNonReactStatics from 'hoist-non-react-statics';\nimport * as React from 'react';\nimport { useNProgress } from './useNProgress';\nexport function withNProgress(BaseComponent) {\n const WithNProgress = (props) => {\n const hookProps = useNProgress(props);\n return React.createElement(BaseComponent, { ...props, ...hookProps });\n };\n hoistNonReactStatics(WithNProgress, BaseComponent);\n return 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