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refun

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A collection of React Hook-enabled functions that compose harmoniously with each other. Similar to `recompose`, but:

github.com/nextools/metarepo

nextools/metarepo

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1
{"version":3,"sources":["on-update-async.ts"],"names":["useRef","useEffect","EMPTY_OBJECT","NOOP","EMPTY_ARRAY","shallowEqualByKeys","unwindGenerator","generatorIdFactory","onUpdateAsync","onUpdateFn","watchKeys","props","useEffectFnRef","onUnmountRef","propsRef","watchValuesRef","isMountedRef","createGeneratorRef","idsRef","current","map","k","generatorId","newId","cancelOthers","switchToGenerator","index","isGeneratorRunning"],"mappings":"AAAA,SAASA,MAAT,EAAiBC,SAAjB,QAAkC,OAAlC;AACA,SAASC,YAAT,EAAuBC,IAAvB,EAA6BC,WAA7B,QAAgD,MAAhD;AACA,SAASC,kBAAT,EAA6BC,eAA7B,EAA8CC,kBAA9C,QAAwE,SAAxE;AAYA,OAAO,IAAMC,aAAa,GAAG,SAAhBA,aAAgB,CAAgBC,UAAhB,EAAuEC,SAAvE;AAAA,SAAkG,UAACC,KAAD,EAAiB;AAC9I,QAAMC,cAAc,GAAGZ,MAAM,CAAaG,IAAb,CAA7B;AACA,QAAMU,YAAY,GAAGb,MAAM,CAAaG,IAAb,CAA3B;AACA,QAAMW,QAAQ,GAAGd,MAAM,CAAIE,YAAJ,CAAvB;AACA,QAAMa,cAAc,GAAGf,MAAM,CAAMI,WAAN,CAA7B;AACA,QAAMY,YAAY,GAAGhB,MAAM,CAAC,IAAD,CAA3B;AACA,QAAMiB,kBAAkB,GAAGjB,MAAM,CAAmBG,IAAnB,CAAjC;AACA,QAAMe,MAAM,GAAGlB,MAAM,CAAwCE,YAAxC,CAArB;;AAEA,QAAIa,cAAc,CAACI,OAAf,KAA2Bf,WAA3B,IAA0C,CAACC,kBAAkB,CAACS,QAAQ,CAACK,OAAV,EAAmBR,KAAnB,EAA0BD,SAA1B,CAAjE,EAAuG;AACrGK,MAAAA,cAAc,CAACI,OAAf,GAAyBT,SAAS,CAACU,GAAV,CAAc,UAACC,CAAD;AAAA,eAAOV,KAAK,CAACU,CAAD,CAAZ;AAAA,OAAd,CAAzB;AACD;;AAEDP,IAAAA,QAAQ,CAACK,OAAT,GAAmBR,KAAnB;;AAEA,QAAIC,cAAc,CAACO,OAAf,KAA2BhB,IAA/B,EAAqC;AACnCS,MAAAA,cAAc,CAACO,OAAf,GAAyB,YAAM;AAC7B,YAAIF,kBAAkB,CAACE,OAAnB,KAA+BhB,IAAnC,EAAgD;AAC9Cc,UAAAA,kBAAkB,CAACE,OAAnB,GAA6BV,UAAU,CAACK,QAAD,CAAvC;AACD;;AAED,YAAII,MAAM,CAACC,OAAP,KAAmBjB,YAAvB,EAAqC;AACnCgB,UAAAA,MAAM,CAACC,OAAP,GAAiBZ,kBAAkB,EAAnC;AACD;;AAED,YAAMe,WAAW,GAAGJ,MAAM,CAACC,OAAP,CAAeI,KAAf,EAApB;AAEAjB,QAAAA,eAAe,CACbW,kBAAkB,CAACE,OAAnB,CAA2B;AACzBK,UAAAA,YAAY,EAAEN,MAAM,CAACC,OAAP,CAAeM,iBAAf,CAAiCH,WAAjC,CADW;AAEzBI,UAAAA,KAAK,EAAEJ;AAFkB,SAA3B,CADa,EAKb,YAAM;AACJ,iBAAON,YAAY,CAACG,OAAb,IAAwBD,MAAM,CAACC,OAAP,CAAeQ,kBAAf,CAAkCL,WAAlC,CAA/B;AACD,SAPY,CAAf;AASD,OApBD;AAqBD;;AAEDrB,IAAAA,SAAS,CAACW,cAAc,CAACO,OAAhB,EAAyBJ,cAAc,CAACI,OAAxC,CAAT;;AAEA,QAAIN,YAAY,CAACM,OAAb,KAAyBhB,IAA7B,EAAmC;AACjCU,MAAAA,YAAY,CAACM,OAAb,GAAuB;AAAA,eAAM,YAAM;AACjCH,UAAAA,YAAY,CAACG,OAAb,GAAuB,KAAvB;AACD,SAFsB;AAAA,OAAvB;AAGD;;AAEDlB,IAAAA,SAAS,CAACY,YAAY,CAACM,OAAd,EAAuBf,WAAvB,CAAT;AAEA,WAAOO,KAAP;AACD,GAlD4B;AAAA,CAAtB","sourcesContent":["import { useRef, useEffect } from 'react'\nimport { EMPTY_OBJECT, NOOP, EMPTY_ARRAY } from 'tsfn'\nimport { shallowEqualByKeys, unwindGenerator, generatorIdFactory } from './utils'\n\ntype TCoroutineProps = {\n cancelOthers: () => void,\n index: number,\n}\n\ntype GeneratorFactory = (props: TCoroutineProps) => Generator<Promise<any>, void, any>\ntype RefObject<T> = {\n current: T,\n}\n\nexport const onUpdateAsync = <P extends {}> (onUpdateFn: (props: RefObject<P>) => GeneratorFactory, watchKeys: (keyof P)[]) => (props: P): P => {\n const useEffectFnRef = useRef<() => void>(NOOP)\n const onUnmountRef = useRef<() => void>(NOOP)\n const propsRef = useRef<P>(EMPTY_OBJECT)\n const watchValuesRef = useRef<any>(EMPTY_ARRAY)\n const isMountedRef = useRef(true)\n const createGeneratorRef = useRef<GeneratorFactory>(NOOP as any)\n const idsRef = useRef<ReturnType<typeof generatorIdFactory>>(EMPTY_OBJECT)\n\n if (watchValuesRef.current === EMPTY_ARRAY || !shallowEqualByKeys(propsRef.current, props, watchKeys)) {\n watchValuesRef.current = watchKeys.map((k) => props[k])\n }\n\n propsRef.current = props\n\n if (useEffectFnRef.current === NOOP) {\n useEffectFnRef.current = () => {\n if (createGeneratorRef.current === NOOP as any) {\n createGeneratorRef.current = onUpdateFn(propsRef)\n }\n\n if (idsRef.current === EMPTY_OBJECT) {\n idsRef.current = generatorIdFactory()\n }\n\n const generatorId = idsRef.current.newId()\n\n unwindGenerator(\n createGeneratorRef.current({\n cancelOthers: idsRef.current.switchToGenerator(generatorId),\n index: generatorId,\n }),\n () => {\n return isMountedRef.current && idsRef.current.isGeneratorRunning(generatorId)\n }\n )\n }\n }\n\n useEffect(useEffectFnRef.current, watchValuesRef.current)\n\n if (onUnmountRef.current === NOOP) {\n onUnmountRef.current = () => () => {\n isMountedRef.current = false\n }\n }\n\n useEffect(onUnmountRef.current, EMPTY_ARRAY)\n\n return props\n}\n"],"file":"on-update-async.js"}