Best JavaScript code snippet using playwright-internal
ReactFiberHooks.new.js
Source:ReactFiberHooks.new.js
...1972 deps ,1973 ) {1974 currentHookNameInDev = 'useImperativeHandle';1975 updateHookTypesDev();1976 return updateImperativeHandle(ref, create, deps);1977 },1978 useLayoutEffect(1979 create ,1980 deps ,1981 ) {1982 currentHookNameInDev = 'useLayoutEffect';1983 updateHookTypesDev();1984 return updateLayoutEffect(create, deps);1985 },1986 useMemo (create , deps ) {1987 currentHookNameInDev = 'useMemo';1988 updateHookTypesDev();1989 const prevDispatcher = ReactCurrentDispatcher.current;1990 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;1991 try {1992 return updateMemo(create, deps);1993 } finally {1994 ReactCurrentDispatcher.current = prevDispatcher;1995 }1996 },1997 useReducer (1998 reducer ,1999 initialArg ,2000 init ,2001 ) {2002 currentHookNameInDev = 'useReducer';2003 updateHookTypesDev();2004 const prevDispatcher = ReactCurrentDispatcher.current;2005 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2006 try {2007 return updateReducer(reducer, initialArg, init);2008 } finally {2009 ReactCurrentDispatcher.current = prevDispatcher;2010 }2011 },2012 useRef (initialValue ) {2013 currentHookNameInDev = 'useRef';2014 updateHookTypesDev();2015 return updateRef(initialValue);2016 },2017 useState (2018 initialState ,2019 ) {2020 currentHookNameInDev = 'useState';2021 updateHookTypesDev();2022 const prevDispatcher = ReactCurrentDispatcher.current;2023 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2024 try {2025 return updateState(initialState);2026 } finally {2027 ReactCurrentDispatcher.current = prevDispatcher;2028 }2029 },2030 useDebugValue (value , formatterFn ) {2031 currentHookNameInDev = 'useDebugValue';2032 updateHookTypesDev();2033 return updateDebugValue(value, formatterFn);2034 },2035 useDeferredValue (value ) {2036 currentHookNameInDev = 'useDeferredValue';2037 updateHookTypesDev();2038 return updateDeferredValue(value);2039 },2040 useTransition() {2041 currentHookNameInDev = 'useTransition';2042 updateHookTypesDev();2043 return updateTransition();2044 },2045 useMutableSource (2046 source ,2047 getSnapshot ,2048 subscribe ,2049 ) {2050 currentHookNameInDev = 'useMutableSource';2051 updateHookTypesDev();2052 return updateMutableSource(source, getSnapshot, subscribe);2053 },2054 useOpaqueIdentifier() {2055 currentHookNameInDev = 'useOpaqueIdentifier';2056 updateHookTypesDev();2057 return updateOpaqueIdentifier();2058 },2059 unstable_isNewReconciler: enableNewReconciler,2060 };2061 HooksDispatcherOnRerenderInDEV = {2062 readContext (2063 context ,2064 observedBits ,2065 ) {2066 return readContext(context, observedBits);2067 },2068 useCallback (callback , deps ) {2069 currentHookNameInDev = 'useCallback';2070 updateHookTypesDev();2071 return updateCallback(callback, deps);2072 },2073 useContext (2074 context ,2075 observedBits ,2076 ) {2077 currentHookNameInDev = 'useContext';2078 updateHookTypesDev();2079 return readContext(context, observedBits);2080 },2081 useEffect(2082 create ,2083 deps ,2084 ) {2085 currentHookNameInDev = 'useEffect';2086 updateHookTypesDev();2087 return updateEffect(create, deps);2088 },2089 useImperativeHandle (2090 ref ,2091 create ,2092 deps ,2093 ) {2094 currentHookNameInDev = 'useImperativeHandle';2095 updateHookTypesDev();2096 return updateImperativeHandle(ref, create, deps);2097 },2098 useLayoutEffect(2099 create ,2100 deps ,2101 ) {2102 currentHookNameInDev = 'useLayoutEffect';2103 updateHookTypesDev();2104 return updateLayoutEffect(create, deps);2105 },2106 useMemo (create , deps ) {2107 currentHookNameInDev = 'useMemo';2108 updateHookTypesDev();2109 const prevDispatcher = ReactCurrentDispatcher.current;2110 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnRerenderInDEV;2111 try {2112 return updateMemo(create, deps);2113 } finally {2114 ReactCurrentDispatcher.current = prevDispatcher;2115 }2116 },2117 useReducer (2118 reducer ,2119 initialArg ,2120 init ,2121 ) {2122 currentHookNameInDev = 'useReducer';2123 updateHookTypesDev();2124 const prevDispatcher = ReactCurrentDispatcher.current;2125 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnRerenderInDEV;2126 try {2127 return rerenderReducer(reducer, initialArg, init);2128 } finally {2129 ReactCurrentDispatcher.current = prevDispatcher;2130 }2131 },2132 useRef (initialValue ) {2133 currentHookNameInDev = 'useRef';2134 updateHookTypesDev();2135 return updateRef(initialValue);2136 },2137 useState (2138 initialState ,2139 ) {2140 currentHookNameInDev = 'useState';2141 updateHookTypesDev();2142 const prevDispatcher = ReactCurrentDispatcher.current;2143 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnRerenderInDEV;2144 try {2145 return rerenderState(initialState);2146 } finally {2147 ReactCurrentDispatcher.current = prevDispatcher;2148 }2149 },2150 useDebugValue (value , formatterFn ) {2151 currentHookNameInDev = 'useDebugValue';2152 updateHookTypesDev();2153 return updateDebugValue(value, formatterFn);2154 },2155 useDeferredValue (value ) {2156 currentHookNameInDev = 'useDeferredValue';2157 updateHookTypesDev();2158 return rerenderDeferredValue(value);2159 },2160 useTransition() {2161 currentHookNameInDev = 'useTransition';2162 updateHookTypesDev();2163 return rerenderTransition();2164 },2165 useMutableSource (2166 source ,2167 getSnapshot ,2168 subscribe ,2169 ) {2170 currentHookNameInDev = 'useMutableSource';2171 updateHookTypesDev();2172 return updateMutableSource(source, getSnapshot, subscribe);2173 },2174 useOpaqueIdentifier() {2175 currentHookNameInDev = 'useOpaqueIdentifier';2176 updateHookTypesDev();2177 return rerenderOpaqueIdentifier();2178 },2179 unstable_isNewReconciler: enableNewReconciler,2180 };2181 InvalidNestedHooksDispatcherOnMountInDEV = {2182 readContext (2183 context ,2184 observedBits ,2185 ) {2186 warnInvalidContextAccess();2187 return readContext(context, observedBits);2188 },2189 useCallback (callback , deps ) {2190 currentHookNameInDev = 'useCallback';2191 warnInvalidHookAccess();2192 mountHookTypesDev();2193 return mountCallback(callback, deps);2194 },2195 useContext (2196 context ,2197 observedBits ,2198 ) {2199 currentHookNameInDev = 'useContext';2200 warnInvalidHookAccess();2201 mountHookTypesDev();2202 return readContext(context, observedBits);2203 },2204 useEffect(2205 create ,2206 deps ,2207 ) {2208 currentHookNameInDev = 'useEffect';2209 warnInvalidHookAccess();2210 mountHookTypesDev();2211 return mountEffect(create, deps);2212 },2213 useImperativeHandle (2214 ref ,2215 create ,2216 deps ,2217 ) {2218 currentHookNameInDev = 'useImperativeHandle';2219 warnInvalidHookAccess();2220 mountHookTypesDev();2221 return mountImperativeHandle(ref, create, deps);2222 },2223 useLayoutEffect(2224 create ,2225 deps ,2226 ) {2227 currentHookNameInDev = 'useLayoutEffect';2228 warnInvalidHookAccess();2229 mountHookTypesDev();2230 return mountLayoutEffect(create, deps);2231 },2232 useMemo (create , deps ) {2233 currentHookNameInDev = 'useMemo';2234 warnInvalidHookAccess();2235 mountHookTypesDev();2236 const prevDispatcher = ReactCurrentDispatcher.current;2237 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnMountInDEV;2238 try {2239 return mountMemo(create, deps);2240 } finally {2241 ReactCurrentDispatcher.current = prevDispatcher;2242 }2243 },2244 useReducer (2245 reducer ,2246 initialArg ,2247 init ,2248 ) {2249 currentHookNameInDev = 'useReducer';2250 warnInvalidHookAccess();2251 mountHookTypesDev();2252 const prevDispatcher = ReactCurrentDispatcher.current;2253 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnMountInDEV;2254 try {2255 return mountReducer(reducer, initialArg, init);2256 } finally {2257 ReactCurrentDispatcher.current = prevDispatcher;2258 }2259 },2260 useRef (initialValue ) {2261 currentHookNameInDev = 'useRef';2262 warnInvalidHookAccess();2263 mountHookTypesDev();2264 return mountRef(initialValue);2265 },2266 useState (2267 initialState ,2268 ) {2269 currentHookNameInDev = 'useState';2270 warnInvalidHookAccess();2271 mountHookTypesDev();2272 const prevDispatcher = ReactCurrentDispatcher.current;2273 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnMountInDEV;2274 try {2275 return mountState(initialState);2276 } finally {2277 ReactCurrentDispatcher.current = prevDispatcher;2278 }2279 },2280 useDebugValue (value , formatterFn ) {2281 currentHookNameInDev = 'useDebugValue';2282 warnInvalidHookAccess();2283 mountHookTypesDev();2284 return mountDebugValue(value, formatterFn);2285 },2286 useDeferredValue (value ) {2287 currentHookNameInDev = 'useDeferredValue';2288 warnInvalidHookAccess();2289 mountHookTypesDev();2290 return mountDeferredValue(value);2291 },2292 useTransition() {2293 currentHookNameInDev = 'useTransition';2294 warnInvalidHookAccess();2295 mountHookTypesDev();2296 return mountTransition();2297 },2298 useMutableSource (2299 source ,2300 getSnapshot ,2301 subscribe ,2302 ) {2303 currentHookNameInDev = 'useMutableSource';2304 warnInvalidHookAccess();2305 mountHookTypesDev();2306 return mountMutableSource(source, getSnapshot, subscribe);2307 },2308 useOpaqueIdentifier() {2309 currentHookNameInDev = 'useOpaqueIdentifier';2310 warnInvalidHookAccess();2311 mountHookTypesDev();2312 return mountOpaqueIdentifier();2313 },2314 unstable_isNewReconciler: enableNewReconciler,2315 };2316 InvalidNestedHooksDispatcherOnUpdateInDEV = {2317 readContext (2318 context ,2319 observedBits ,2320 ) {2321 warnInvalidContextAccess();2322 return readContext(context, observedBits);2323 },2324 useCallback (callback , deps ) {2325 currentHookNameInDev = 'useCallback';2326 warnInvalidHookAccess();2327 updateHookTypesDev();2328 return updateCallback(callback, deps);2329 },2330 useContext (2331 context ,2332 observedBits ,2333 ) {2334 currentHookNameInDev = 'useContext';2335 warnInvalidHookAccess();2336 updateHookTypesDev();2337 return readContext(context, observedBits);2338 },2339 useEffect(2340 create ,2341 deps ,2342 ) {2343 currentHookNameInDev = 'useEffect';2344 warnInvalidHookAccess();2345 updateHookTypesDev();2346 return updateEffect(create, deps);2347 },2348 useImperativeHandle (2349 ref ,2350 create ,2351 deps ,2352 ) {2353 currentHookNameInDev = 'useImperativeHandle';2354 warnInvalidHookAccess();2355 updateHookTypesDev();2356 return updateImperativeHandle(ref, create, deps);2357 },2358 useLayoutEffect(2359 create ,2360 deps ,2361 ) {2362 currentHookNameInDev = 'useLayoutEffect';2363 warnInvalidHookAccess();2364 updateHookTypesDev();2365 return updateLayoutEffect(create, deps);2366 },2367 useMemo (create , deps ) {2368 currentHookNameInDev = 'useMemo';2369 warnInvalidHookAccess();2370 updateHookTypesDev();2371 const prevDispatcher = ReactCurrentDispatcher.current;2372 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2373 try {2374 return updateMemo(create, deps);2375 } finally {2376 ReactCurrentDispatcher.current = prevDispatcher;2377 }2378 },2379 useReducer (2380 reducer ,2381 initialArg ,2382 init ,2383 ) {2384 currentHookNameInDev = 'useReducer';2385 warnInvalidHookAccess();2386 updateHookTypesDev();2387 const prevDispatcher = ReactCurrentDispatcher.current;2388 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2389 try {2390 return updateReducer(reducer, initialArg, init);2391 } finally {2392 ReactCurrentDispatcher.current = prevDispatcher;2393 }2394 },2395 useRef (initialValue ) {2396 currentHookNameInDev = 'useRef';2397 warnInvalidHookAccess();2398 updateHookTypesDev();2399 return updateRef(initialValue);2400 },2401 useState (2402 initialState ,2403 ) {2404 currentHookNameInDev = 'useState';2405 warnInvalidHookAccess();2406 updateHookTypesDev();2407 const prevDispatcher = ReactCurrentDispatcher.current;2408 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2409 try {2410 return updateState(initialState);2411 } finally {2412 ReactCurrentDispatcher.current = prevDispatcher;2413 }2414 },2415 useDebugValue (value , formatterFn ) {2416 currentHookNameInDev = 'useDebugValue';2417 warnInvalidHookAccess();2418 updateHookTypesDev();2419 return updateDebugValue(value, formatterFn);2420 },2421 useDeferredValue (value ) {2422 currentHookNameInDev = 'useDeferredValue';2423 warnInvalidHookAccess();2424 updateHookTypesDev();2425 return updateDeferredValue(value);2426 },2427 useTransition() {2428 currentHookNameInDev = 'useTransition';2429 warnInvalidHookAccess();2430 updateHookTypesDev();2431 return updateTransition();2432 },2433 useMutableSource (2434 source ,2435 getSnapshot ,2436 subscribe ,2437 ) {2438 currentHookNameInDev = 'useMutableSource';2439 warnInvalidHookAccess();2440 updateHookTypesDev();2441 return updateMutableSource(source, getSnapshot, subscribe);2442 },2443 useOpaqueIdentifier() {2444 currentHookNameInDev = 'useOpaqueIdentifier';2445 warnInvalidHookAccess();2446 updateHookTypesDev();2447 return updateOpaqueIdentifier();2448 },2449 unstable_isNewReconciler: enableNewReconciler,2450 };2451 InvalidNestedHooksDispatcherOnRerenderInDEV = {2452 readContext (2453 context ,2454 observedBits ,2455 ) {2456 warnInvalidContextAccess();2457 return readContext(context, observedBits);2458 },2459 useCallback (callback , deps ) {2460 currentHookNameInDev = 'useCallback';2461 warnInvalidHookAccess();2462 updateHookTypesDev();2463 return updateCallback(callback, deps);2464 },2465 useContext (2466 context ,2467 observedBits ,2468 ) {2469 currentHookNameInDev = 'useContext';2470 warnInvalidHookAccess();2471 updateHookTypesDev();2472 return readContext(context, observedBits);2473 },2474 useEffect(2475 create ,2476 deps ,2477 ) {2478 currentHookNameInDev = 'useEffect';2479 warnInvalidHookAccess();2480 updateHookTypesDev();2481 return updateEffect(create, deps);2482 },2483 useImperativeHandle (2484 ref ,2485 create ,2486 deps ,2487 ) {2488 currentHookNameInDev = 'useImperativeHandle';2489 warnInvalidHookAccess();2490 updateHookTypesDev();2491 return updateImperativeHandle(ref, create, deps);2492 },2493 useLayoutEffect(2494 create ,2495 deps ,2496 ) {2497 currentHookNameInDev = 'useLayoutEffect';2498 warnInvalidHookAccess();2499 updateHookTypesDev();2500 return updateLayoutEffect(create, deps);2501 },2502 useMemo (create , deps ) {2503 currentHookNameInDev = 'useMemo';2504 warnInvalidHookAccess();2505 updateHookTypesDev();...
ReactFiberHooks.old.js
Source:ReactFiberHooks.old.js
...1932 deps ,1933 ) {1934 currentHookNameInDev = 'useImperativeHandle';1935 updateHookTypesDev();1936 return updateImperativeHandle(ref, create, deps);1937 },1938 useLayoutEffect(1939 create ,1940 deps ,1941 ) {1942 currentHookNameInDev = 'useLayoutEffect';1943 updateHookTypesDev();1944 return updateLayoutEffect(create, deps);1945 },1946 useMemo (create , deps ) {1947 currentHookNameInDev = 'useMemo';1948 updateHookTypesDev();1949 const prevDispatcher = ReactCurrentDispatcher.current;1950 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;1951 try {1952 return updateMemo(create, deps);1953 } finally {1954 ReactCurrentDispatcher.current = prevDispatcher;1955 }1956 },1957 useReducer (1958 reducer ,1959 initialArg ,1960 init ,1961 ) {1962 currentHookNameInDev = 'useReducer';1963 updateHookTypesDev();1964 const prevDispatcher = ReactCurrentDispatcher.current;1965 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;1966 try {1967 return updateReducer(reducer, initialArg, init);1968 } finally {1969 ReactCurrentDispatcher.current = prevDispatcher;1970 }1971 },1972 useRef (initialValue ) {1973 currentHookNameInDev = 'useRef';1974 updateHookTypesDev();1975 return updateRef(initialValue);1976 },1977 useState (1978 initialState ,1979 ) {1980 currentHookNameInDev = 'useState';1981 updateHookTypesDev();1982 const prevDispatcher = ReactCurrentDispatcher.current;1983 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;1984 try {1985 return updateState(initialState);1986 } finally {1987 ReactCurrentDispatcher.current = prevDispatcher;1988 }1989 },1990 useDebugValue (value , formatterFn ) {1991 currentHookNameInDev = 'useDebugValue';1992 updateHookTypesDev();1993 return updateDebugValue(value, formatterFn);1994 },1995 useDeferredValue (value ) {1996 currentHookNameInDev = 'useDeferredValue';1997 updateHookTypesDev();1998 return updateDeferredValue(value);1999 },2000 useTransition() {2001 currentHookNameInDev = 'useTransition';2002 updateHookTypesDev();2003 return updateTransition();2004 },2005 useMutableSource (2006 source ,2007 getSnapshot ,2008 subscribe ,2009 ) {2010 currentHookNameInDev = 'useMutableSource';2011 updateHookTypesDev();2012 return updateMutableSource(source, getSnapshot, subscribe);2013 },2014 useOpaqueIdentifier() {2015 currentHookNameInDev = 'useOpaqueIdentifier';2016 updateHookTypesDev();2017 return updateOpaqueIdentifier();2018 },2019 unstable_isNewReconciler: enableNewReconciler,2020 };2021 HooksDispatcherOnRerenderInDEV = {2022 readContext (2023 context ,2024 observedBits ,2025 ) {2026 return readContext(context, observedBits);2027 },2028 useCallback (callback , deps ) {2029 currentHookNameInDev = 'useCallback';2030 updateHookTypesDev();2031 return updateCallback(callback, deps);2032 },2033 useContext (2034 context ,2035 observedBits ,2036 ) {2037 currentHookNameInDev = 'useContext';2038 updateHookTypesDev();2039 return readContext(context, observedBits);2040 },2041 useEffect(2042 create ,2043 deps ,2044 ) {2045 currentHookNameInDev = 'useEffect';2046 updateHookTypesDev();2047 return updateEffect(create, deps);2048 },2049 useImperativeHandle (2050 ref ,2051 create ,2052 deps ,2053 ) {2054 currentHookNameInDev = 'useImperativeHandle';2055 updateHookTypesDev();2056 return updateImperativeHandle(ref, create, deps);2057 },2058 useLayoutEffect(2059 create ,2060 deps ,2061 ) {2062 currentHookNameInDev = 'useLayoutEffect';2063 updateHookTypesDev();2064 return updateLayoutEffect(create, deps);2065 },2066 useMemo (create , deps ) {2067 currentHookNameInDev = 'useMemo';2068 updateHookTypesDev();2069 const prevDispatcher = ReactCurrentDispatcher.current;2070 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnRerenderInDEV;2071 try {2072 return updateMemo(create, deps);2073 } finally {2074 ReactCurrentDispatcher.current = prevDispatcher;2075 }2076 },2077 useReducer (2078 reducer ,2079 initialArg ,2080 init ,2081 ) {2082 currentHookNameInDev = 'useReducer';2083 updateHookTypesDev();2084 const prevDispatcher = ReactCurrentDispatcher.current;2085 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnRerenderInDEV;2086 try {2087 return rerenderReducer(reducer, initialArg, init);2088 } finally {2089 ReactCurrentDispatcher.current = prevDispatcher;2090 }2091 },2092 useRef (initialValue ) {2093 currentHookNameInDev = 'useRef';2094 updateHookTypesDev();2095 return updateRef(initialValue);2096 },2097 useState (2098 initialState ,2099 ) {2100 currentHookNameInDev = 'useState';2101 updateHookTypesDev();2102 const prevDispatcher = ReactCurrentDispatcher.current;2103 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnRerenderInDEV;2104 try {2105 return rerenderState(initialState);2106 } finally {2107 ReactCurrentDispatcher.current = prevDispatcher;2108 }2109 },2110 useDebugValue (value , formatterFn ) {2111 currentHookNameInDev = 'useDebugValue';2112 updateHookTypesDev();2113 return updateDebugValue(value, formatterFn);2114 },2115 useDeferredValue (value ) {2116 currentHookNameInDev = 'useDeferredValue';2117 updateHookTypesDev();2118 return rerenderDeferredValue(value);2119 },2120 useTransition() {2121 currentHookNameInDev = 'useTransition';2122 updateHookTypesDev();2123 return rerenderTransition();2124 },2125 useMutableSource (2126 source ,2127 getSnapshot ,2128 subscribe ,2129 ) {2130 currentHookNameInDev = 'useMutableSource';2131 updateHookTypesDev();2132 return updateMutableSource(source, getSnapshot, subscribe);2133 },2134 useOpaqueIdentifier() {2135 currentHookNameInDev = 'useOpaqueIdentifier';2136 updateHookTypesDev();2137 return rerenderOpaqueIdentifier();2138 },2139 unstable_isNewReconciler: enableNewReconciler,2140 };2141 InvalidNestedHooksDispatcherOnMountInDEV = {2142 readContext (2143 context ,2144 observedBits ,2145 ) {2146 warnInvalidContextAccess();2147 return readContext(context, observedBits);2148 },2149 useCallback (callback , deps ) {2150 currentHookNameInDev = 'useCallback';2151 warnInvalidHookAccess();2152 mountHookTypesDev();2153 return mountCallback(callback, deps);2154 },2155 useContext (2156 context ,2157 observedBits ,2158 ) {2159 currentHookNameInDev = 'useContext';2160 warnInvalidHookAccess();2161 mountHookTypesDev();2162 return readContext(context, observedBits);2163 },2164 useEffect(2165 create ,2166 deps ,2167 ) {2168 currentHookNameInDev = 'useEffect';2169 warnInvalidHookAccess();2170 mountHookTypesDev();2171 return mountEffect(create, deps);2172 },2173 useImperativeHandle (2174 ref ,2175 create ,2176 deps ,2177 ) {2178 currentHookNameInDev = 'useImperativeHandle';2179 warnInvalidHookAccess();2180 mountHookTypesDev();2181 return mountImperativeHandle(ref, create, deps);2182 },2183 useLayoutEffect(2184 create ,2185 deps ,2186 ) {2187 currentHookNameInDev = 'useLayoutEffect';2188 warnInvalidHookAccess();2189 mountHookTypesDev();2190 return mountLayoutEffect(create, deps);2191 },2192 useMemo (create , deps ) {2193 currentHookNameInDev = 'useMemo';2194 warnInvalidHookAccess();2195 mountHookTypesDev();2196 const prevDispatcher = ReactCurrentDispatcher.current;2197 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnMountInDEV;2198 try {2199 return mountMemo(create, deps);2200 } finally {2201 ReactCurrentDispatcher.current = prevDispatcher;2202 }2203 },2204 useReducer (2205 reducer ,2206 initialArg ,2207 init ,2208 ) {2209 currentHookNameInDev = 'useReducer';2210 warnInvalidHookAccess();2211 mountHookTypesDev();2212 const prevDispatcher = ReactCurrentDispatcher.current;2213 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnMountInDEV;2214 try {2215 return mountReducer(reducer, initialArg, init);2216 } finally {2217 ReactCurrentDispatcher.current = prevDispatcher;2218 }2219 },2220 useRef (initialValue ) {2221 currentHookNameInDev = 'useRef';2222 warnInvalidHookAccess();2223 mountHookTypesDev();2224 return mountRef(initialValue);2225 },2226 useState (2227 initialState ,2228 ) {2229 currentHookNameInDev = 'useState';2230 warnInvalidHookAccess();2231 mountHookTypesDev();2232 const prevDispatcher = ReactCurrentDispatcher.current;2233 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnMountInDEV;2234 try {2235 return mountState(initialState);2236 } finally {2237 ReactCurrentDispatcher.current = prevDispatcher;2238 }2239 },2240 useDebugValue (value , formatterFn ) {2241 currentHookNameInDev = 'useDebugValue';2242 warnInvalidHookAccess();2243 mountHookTypesDev();2244 return mountDebugValue(value, formatterFn);2245 },2246 useDeferredValue (value ) {2247 currentHookNameInDev = 'useDeferredValue';2248 warnInvalidHookAccess();2249 mountHookTypesDev();2250 return mountDeferredValue(value);2251 },2252 useTransition() {2253 currentHookNameInDev = 'useTransition';2254 warnInvalidHookAccess();2255 mountHookTypesDev();2256 return mountTransition();2257 },2258 useMutableSource (2259 source ,2260 getSnapshot ,2261 subscribe ,2262 ) {2263 currentHookNameInDev = 'useMutableSource';2264 warnInvalidHookAccess();2265 mountHookTypesDev();2266 return mountMutableSource(source, getSnapshot, subscribe);2267 },2268 useOpaqueIdentifier() {2269 currentHookNameInDev = 'useOpaqueIdentifier';2270 warnInvalidHookAccess();2271 mountHookTypesDev();2272 return mountOpaqueIdentifier();2273 },2274 unstable_isNewReconciler: enableNewReconciler,2275 };2276 InvalidNestedHooksDispatcherOnUpdateInDEV = {2277 readContext (2278 context ,2279 observedBits ,2280 ) {2281 warnInvalidContextAccess();2282 return readContext(context, observedBits);2283 },2284 useCallback (callback , deps ) {2285 currentHookNameInDev = 'useCallback';2286 warnInvalidHookAccess();2287 updateHookTypesDev();2288 return updateCallback(callback, deps);2289 },2290 useContext (2291 context ,2292 observedBits ,2293 ) {2294 currentHookNameInDev = 'useContext';2295 warnInvalidHookAccess();2296 updateHookTypesDev();2297 return readContext(context, observedBits);2298 },2299 useEffect(2300 create ,2301 deps ,2302 ) {2303 currentHookNameInDev = 'useEffect';2304 warnInvalidHookAccess();2305 updateHookTypesDev();2306 return updateEffect(create, deps);2307 },2308 useImperativeHandle (2309 ref ,2310 create ,2311 deps ,2312 ) {2313 currentHookNameInDev = 'useImperativeHandle';2314 warnInvalidHookAccess();2315 updateHookTypesDev();2316 return updateImperativeHandle(ref, create, deps);2317 },2318 useLayoutEffect(2319 create ,2320 deps ,2321 ) {2322 currentHookNameInDev = 'useLayoutEffect';2323 warnInvalidHookAccess();2324 updateHookTypesDev();2325 return updateLayoutEffect(create, deps);2326 },2327 useMemo (create , deps ) {2328 currentHookNameInDev = 'useMemo';2329 warnInvalidHookAccess();2330 updateHookTypesDev();2331 const prevDispatcher = ReactCurrentDispatcher.current;2332 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2333 try {2334 return updateMemo(create, deps);2335 } finally {2336 ReactCurrentDispatcher.current = prevDispatcher;2337 }2338 },2339 useReducer (2340 reducer ,2341 initialArg ,2342 init ,2343 ) {2344 currentHookNameInDev = 'useReducer';2345 warnInvalidHookAccess();2346 updateHookTypesDev();2347 const prevDispatcher = ReactCurrentDispatcher.current;2348 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2349 try {2350 return updateReducer(reducer, initialArg, init);2351 } finally {2352 ReactCurrentDispatcher.current = prevDispatcher;2353 }2354 },2355 useRef (initialValue ) {2356 currentHookNameInDev = 'useRef';2357 warnInvalidHookAccess();2358 updateHookTypesDev();2359 return updateRef(initialValue);2360 },2361 useState (2362 initialState ,2363 ) {2364 currentHookNameInDev = 'useState';2365 warnInvalidHookAccess();2366 updateHookTypesDev();2367 const prevDispatcher = ReactCurrentDispatcher.current;2368 ReactCurrentDispatcher.current = InvalidNestedHooksDispatcherOnUpdateInDEV;2369 try {2370 return updateState(initialState);2371 } finally {2372 ReactCurrentDispatcher.current = prevDispatcher;2373 }2374 },2375 useDebugValue (value , formatterFn ) {2376 currentHookNameInDev = 'useDebugValue';2377 warnInvalidHookAccess();2378 updateHookTypesDev();2379 return updateDebugValue(value, formatterFn);2380 },2381 useDeferredValue (value ) {2382 currentHookNameInDev = 'useDeferredValue';2383 warnInvalidHookAccess();2384 updateHookTypesDev();2385 return updateDeferredValue(value);2386 },2387 useTransition() {2388 currentHookNameInDev = 'useTransition';2389 warnInvalidHookAccess();2390 updateHookTypesDev();2391 return updateTransition();2392 },2393 useMutableSource (2394 source ,2395 getSnapshot ,2396 subscribe ,2397 ) {2398 currentHookNameInDev = 'useMutableSource';2399 warnInvalidHookAccess();2400 updateHookTypesDev();2401 return updateMutableSource(source, getSnapshot, subscribe);2402 },2403 useOpaqueIdentifier() {2404 currentHookNameInDev = 'useOpaqueIdentifier';2405 warnInvalidHookAccess();2406 updateHookTypesDev();2407 return updateOpaqueIdentifier();2408 },2409 unstable_isNewReconciler: enableNewReconciler,2410 };2411 InvalidNestedHooksDispatcherOnRerenderInDEV = {2412 readContext (2413 context ,2414 observedBits ,2415 ) {2416 warnInvalidContextAccess();2417 return readContext(context, observedBits);2418 },2419 useCallback (callback , deps ) {2420 currentHookNameInDev = 'useCallback';2421 warnInvalidHookAccess();2422 updateHookTypesDev();2423 return updateCallback(callback, deps);2424 },2425 useContext (2426 context ,2427 observedBits ,2428 ) {2429 currentHookNameInDev = 'useContext';2430 warnInvalidHookAccess();2431 updateHookTypesDev();2432 return readContext(context, observedBits);2433 },2434 useEffect(2435 create ,2436 deps ,2437 ) {2438 currentHookNameInDev = 'useEffect';2439 warnInvalidHookAccess();2440 updateHookTypesDev();2441 return updateEffect(create, deps);2442 },2443 useImperativeHandle (2444 ref ,2445 create ,2446 deps ,2447 ) {2448 currentHookNameInDev = 'useImperativeHandle';2449 warnInvalidHookAccess();2450 updateHookTypesDev();2451 return updateImperativeHandle(ref, create, deps);2452 },2453 useLayoutEffect(2454 create ,2455 deps ,2456 ) {2457 currentHookNameInDev = 'useLayoutEffect';2458 warnInvalidHookAccess();2459 updateHookTypesDev();2460 return updateLayoutEffect(create, deps);2461 },2462 useMemo (create , deps ) {2463 currentHookNameInDev = 'useMemo';2464 warnInvalidHookAccess();2465 updateHookTypesDev();...
ReactFiberHooks.js
Source:ReactFiberHooks.js
1import ReactCurrentDispatcher from "../react/ReactCurrentDispatcher";2import { requestEventTime, requestUpdateLane } from "./ReactFiberWorkLoop";3import {4 Update as UpdateEffect,5 Passive as PassiveEffect,6} from "./ReactFiberFlags";7import {8 HasEffect as HookHasEffect,9 Layout as HookLayout,10 Passive as HookPassive,11} from "./ReactHookEffectTags";12// The work-in-progress fiber. I've named it differently to distinguish it from13// the work-in-progress hook.14let currentlyRenderingFiber = null;15// Hooks are stored as a linked list on the fiber's memoizedState field. The16// current hook list is the list that belongs to the current fiber. The17// work-in-progress hook list is a new list that will be added to the18// work-in-progress fiber.19// Hooks ç¨é¾è¡¨ç»æï¼ åè´®å¨fiber's memoizedStateå段20// Hook | null21let currentHook = null;22// Hook | null23let workInProgressHook = null;24// Whether an update was scheduled at any point during the render phase. This25// does not get reset if we do another render pass; only when we're completely26// finished evaluating this component. This is an optimization so we know27// whether we need to clear render phase updates after a throw.28let didScheduleRenderPhaseUpdate = false;29// Where an update was scheduled only during the current render pass. This30// gets reset after each attempt.31// TODO: Maybe there's some way to consolidate this with32// `didScheduleRenderPhaseUpdate`. Or with `numberOfReRenders`.33let didScheduleRenderPhaseUpdateDuringThisPass = false;34export function renderWithHooks(35 // null36 current,37 workInProgress,38 // è¿éæ¯å½æ°ç»ä»¶ï¼ å
¶å®å°±æ¯wip.type39 Component,40 // wip.props41 props,42 // context43 secondArg,44 nextRenderLanes45) {46 renderLanes = nextRenderLanes;47 currentlyRenderingFiber = workInProgress;48 // 为ä½è¿è¾¹å°±å·²ç»æ¸
空 memoizedState å updateQueue äº?49 workInProgress.memoizedState = null;50 workInProgress.updateQueue = null;51 workInProgress.lanes = NoLanes;52 // The following should have already been reset53 // currentHook = null;54 // workInProgressHook = null;55 // didScheduleRenderPhaseUpdate = false;56 // TODO Warn if no hooks are used at all during mount, then some are used during update.57 // Currently we will identify the update render as a mount because memoizedState === null.58 // This is tricky because it's valid for certain types of components (e.g. React.lazy)59 // Using memoizedState to differentiate between mount/update only works if at least one stateful hook is used.60 // Non-stateful hooks (e.g. context) don't get added to memoizedState,61 // so memoizedState would be null during updates and mounts.62 // Dispatcher è·useStateæå
³63 ReactCurrentDispatcher.current =64 current === null || current.memoizedState === null65 ? HooksDispatcherOnMount66 : HooksDispatcherOnUpdate;67 // ç´æ¥æ§è¡ç»ä»¶å½æ°, å¾å°ä¸ä¸ª jsx object68 let children = Component(props, secondArg);69 // Check if there was a render phase update70 if (didScheduleRenderPhaseUpdateDuringThisPass) {71 // Keep rendering in a loop for as long as render phase updates continue to72 // be scheduled. Use a counter to prevent infinite loops.73 let numberOfReRenders = 0;74 do {75 didScheduleRenderPhaseUpdateDuringThisPass = false;76 invariant(77 numberOfReRenders < RE_RENDER_LIMIT,78 "Too many re-renders. React limits the number of renders to prevent " +79 "an infinite loop."80 );81 numberOfReRenders += 1;82 // Start over from the beginning of the list83 currentHook = null;84 workInProgressHook = null;85 workInProgress.updateQueue = null;86 ReactCurrentDispatcher.current = HooksDispatcherOnRerender;87 children = Component(props, secondArg);88 } while (didScheduleRenderPhaseUpdateDuringThisPass);89 }90 // We can assume the previous dispatcher is always this one, since we set it91 // at the beginning of the render phase and there's no re-entrancy.92 ReactCurrentDispatcher.current = ContextOnlyDispatcher;93 // This check uses currentHook so that it works the same in DEV and prod bundles.94 // hookTypesDev could catch more cases (e.g. context) but only in DEV bundles.95 const didRenderTooFewHooks =96 currentHook !== null && currentHook.next !== null;97 renderLanes = NoLanes;98 currentlyRenderingFiber = null;99 currentHook = null;100 workInProgressHook = null;101 didScheduleRenderPhaseUpdate = false;102 invariant(103 !didRenderTooFewHooks,104 "Rendered fewer hooks than expected. This may be caused by an accidental " +105 "early return statement."106 );107 return children;108}109function mountWorkInProgressHook() {110 const hook = {111 memoizedState: null,112 baseState: null,113 baseQueue: null,114 queue: null,115 next: null,116 };117 if (workInProgressHook === null) {118 // This is the first hook in the list119 currentlyRenderingFiber.memoizedState = workInProgressHook = hook;120 } else {121 // ä¸ä¸ªå½æ°ç»ä»¶éé¢ï¼ 两个以ä¸çhook就走è¿éï¼ é¾èµ·æ¥äº~122 // Append to the end of the list123 workInProgressHook = workInProgressHook.next = hook;124 }125 return workInProgressHook;126}127function createFunctionComponentUpdateQueue() {128 return {129 lastEffect: null,130 };131}132/**133 * ætag为 HookHasEffect|HookPassiveçeffectåå
¥fiber.updateQueue134 */135function pushEffect(tag, create, destroy, deps) {136 const effect = {137 tag,138 create,139 destroy,140 deps,141 // Circular142 next: null,143 };144 // å¨æå¦ä¹ çä¾åé, è¿ä¸ªfiberæ¯Appå½æ°ç»ä»¶, 对åºçfiberèç¹æ¯æ²¡æupdateQueueç(å建çæ¶å就没æåå§å)145 let componentUpdateQueue = currentlyRenderingFiber.updateQueue;146 if (componentUpdateQueue === null) {147 componentUpdateQueue = createFunctionComponentUpdateQueue();148 currentlyRenderingFiber.updateQueue = componentUpdateQueue;149 componentUpdateQueue.lastEffect = effect.next = effect;150 } else {151 // è¿éè·updateQueue.shared.pendingé£ä¸ªå循ç¯æäºä¸ä¸æ ·,152 const lastEffect = componentUpdateQueue.lastEffect;153 if (lastEffect === null) {154 componentUpdateQueue.lastEffect = effect.next = effect;155 } else {156 const firstEffect = lastEffect.next;157 lastEffect.next = effect;158 effect.next = firstEffect;159 componentUpdateQueue.lastEffect = effect;160 }161 }162 return effect;163}164function mountEffectImpl(fiberFlags, hookFlags, create, deps) {165 const hook = mountWorkInProgressHook();166 const nextDeps = deps === undefined ? null : deps;167 // å¦å¼ï¼ å°±å¨è¿ï¼ è¿ä¸ªfiberä¸æäº PassiveEffect168 // å¨æå¦çä¾åéï¼ å¯¹äºcomponent App, å
¶flagså¨å建çæ¶å169 // ç± placeSingleChild å½æ°æä¸ Placement = 2170 // è¿éåè· UpdateEffect | PassiveEffect åå并171 currentlyRenderingFiber.flags |= fiberFlags;172 // åªæ¯åå
¥updateQueue, **并ä¸æ§è¡**173 // 注æ, è¿édestroyææ¶ä¸ºundefined, å 为destroyå½æ°æ¯createå½æ°çè¿åå¼174 hook.memoizedState = pushEffect(175 HookHasEffect | hookFlags,176 create,177 undefined,178 nextDeps179 );180}181function mountEffect(create, deps) {182 return mountEffectImpl(183 UpdateEffect | PassiveEffect,184 HookPassive,185 create,186 deps187 );188}189function mountState(initialState) {190 // wip.memoizedState å¡ä¸ä¸ªç©ºçhook对象ï¼ä½ä¸ºhookåé¾è¡¨çèµ·ç¹(?)191 const hook = mountWorkInProgressHook();192 if (typeof initialState === "function") {193 // useStateçåå§ç¶ææ¯å½æ°ï¼ è¿éæ§è¡å½æ°ï¼ è¿åå¼èµå¼ç»initialState194 initialState = initialState();195 }196 hook.memoizedState = hook.baseState = initialState;197 const queue = (hook.queue = {198 pending: null,199 dispatch: null,200 lastRenderedReducer: basicStateReducer,201 lastRenderedState: initialState,202 });203 // const [a, setA] = useState('a')204 // setA å°±æ¯è¿éç dispatchAction205 const dispatch = (queue.dispatch = dispatchAction.bind(206 null,207 currentlyRenderingFiber,208 queue209 ));210 return [hook.memoizedState, dispatch];211}212// è¿å½æ°å头åç213function dispatchAction(fiber, queue, action) {214 const eventTime = requestEventTime();215 const lane = requestUpdateLane(fiber);216 const update = {217 lane,218 action,219 eagerReducer: null,220 eagerState: null,221 next: null,222 };223 // Append the update to the end of the list.224 const pending = queue.pending;225 if (pending === null) {226 // This is the first update. Create a circular list.227 update.next = update;228 } else {229 update.next = pending.next;230 pending.next = update;231 }232 queue.pending = update;233 const alternate = fiber.alternate;234 if (235 fiber === currentlyRenderingFiber ||236 (alternate !== null && alternate === currentlyRenderingFiber)237 ) {238 // This is a render phase update. Stash it in a lazily-created map of239 // queue -> linked list of updates. After this render pass, we'll restart240 // and apply the stashed updates on top of the work-in-progress hook.241 didScheduleRenderPhaseUpdateDuringThisPass =242 didScheduleRenderPhaseUpdate = true;243 } else {244 if (245 fiber.lanes === NoLanes &&246 (alternate === null || alternate.lanes === NoLanes)247 ) {248 // The queue is currently empty, which means we can eagerly compute the249 // next state before entering the render phase. If the new state is the250 // same as the current state, we may be able to bail out entirely.251 const lastRenderedReducer = queue.lastRenderedReducer;252 if (lastRenderedReducer !== null) {253 let prevDispatcher;254 try {255 const currentState = queue.lastRenderedState;256 const eagerState = lastRenderedReducer(currentState, action);257 // Stash the eagerly computed state, and the reducer used to compute258 // it, on the update object. If the reducer hasn't changed by the259 // time we enter the render phase, then the eager state can be used260 // without calling the reducer again.261 update.eagerReducer = lastRenderedReducer;262 update.eagerState = eagerState;263 if (is(eagerState, currentState)) {264 // Fast path. We can bail out without scheduling React to re-render.265 // It's still possible that we'll need to rebase this update later,266 // if the component re-renders for a different reason and by that267 // time the reducer has changed.268 return;269 }270 } catch (error) {271 // Suppress the error. It will throw again in the render phase.272 }273 }274 }275 // å¼å§renderé¶æ®µå¯276 scheduleUpdateOnFiber(fiber, lane, eventTime);277 }278}279export const ContextOnlyDispatcher = {280 readContext,281 useCallback: throwInvalidHookError,282 useContext: throwInvalidHookError,283 useEffect: throwInvalidHookError,284 useImperativeHandle: throwInvalidHookError,285 useLayoutEffect: throwInvalidHookError,286 useMemo: throwInvalidHookError,287 useReducer: throwInvalidHookError,288 useRef: throwInvalidHookError,289 useState: throwInvalidHookError,290 useDebugValue: throwInvalidHookError,291 useDeferredValue: throwInvalidHookError,292 useTransition: throwInvalidHookError,293 useMutableSource: throwInvalidHookError,294 useOpaqueIdentifier: throwInvalidHookError,295 unstable_isNewReconciler: enableNewReconciler,296};297const HooksDispatcherOnMount = {298 readContext,299 useCallback: mountCallback,300 useContext: readContext,301 useEffect: mountEffect,302 useImperativeHandle: mountImperativeHandle,303 useLayoutEffect: mountLayoutEffect,304 useMemo: mountMemo,305 useReducer: mountReducer,306 useRef: mountRef,307 useState: mountState,308 useDebugValue: mountDebugValue,309 useDeferredValue: mountDeferredValue,310 useTransition: mountTransition,311 useMutableSource: mountMutableSource,312 useOpaqueIdentifier: mountOpaqueIdentifier,313 unstable_isNewReconciler: enableNewReconciler,314};315const HooksDispatcherOnUpdate = {316 readContext,317 useCallback: updateCallback,318 useContext: readContext,319 useEffect: updateEffect,320 useImperativeHandle: updateImperativeHandle,321 useLayoutEffect: updateLayoutEffect,322 useMemo: updateMemo,323 useReducer: updateReducer,324 useRef: updateRef,325 useState: updateState,326 useDebugValue: updateDebugValue,327 useDeferredValue: updateDeferredValue,328 useTransition: updateTransition,329 useMutableSource: updateMutableSource,330 useOpaqueIdentifier: updateOpaqueIdentifier,331 unstable_isNewReconciler: enableNewReconciler,332};333const HooksDispatcherOnRerender = {334 readContext,335 useCallback: updateCallback,336 useContext: readContext,337 useEffect: updateEffect,338 useImperativeHandle: updateImperativeHandle,339 useLayoutEffect: updateLayoutEffect,340 useMemo: updateMemo,341 useReducer: rerenderReducer,342 useRef: updateRef,343 useState: rerenderState,344 useDebugValue: updateDebugValue,345 useDeferredValue: rerenderDeferredValue,346 useTransition: rerenderTransition,347 useMutableSource: updateMutableSource,348 useOpaqueIdentifier: rerenderOpaqueIdentifier,349 unstable_isNewReconciler: enableNewReconciler,...
Using AI Code Generation
1const { updateImperativeHandle } = require('playwright-core/lib/server/frames');2const { updateImperativeHandle } = require('playwright-core/lib/server/frames');3const { chromium } = require('playwright');4(async () => {5 const browser = await chromium.launch();6 const page = await browser.newPage();7 await page.screenshot({ path: `example.png` });8 await browser.close();9})();
Using AI Code Generation
1const { updateImperativeHandle } = require('playwright/lib/server/frames');2const { updateImperativeHandle } = require('playwright/lib/server/frames');3const { updateImperativeHandle } = require('playwright/lib/server/frames');4const { updateImperativeHandle } = require('playwright/lib/server/frames');5const { updateImperativeHandle } = require('playwright/lib/server/frames');6const { updateImperativeHandle } = require('playwright/lib/server/frames');7const { updateImperativeHandle } = require('playwright/lib/server/frames');8const { updateImperativeHandle } = require('playwright/lib/server/frames');9const { updateImperativeHandle } = require('playwright/lib/server/frames');10const { updateImperativeHandle } = require('playwright/lib/server/frames');11const { updateImperativeHandle } = require('playwright/lib/server/frames');12const { updateImperativeHandle } = require('playwright/lib/server/frames');13const { updateImperativeHandle } = require('playwright/lib/server/frames');14const { updateImperativeHandle } = require('playwright/lib/server/frames');15const { updateImperativeHandle } = require('playwright/lib/server/frames');
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const handle = await page.evaluateHandle(() => document.body);6 handle.asElement().updateImperativeHandle({7 });8 await browser.close();9})();10 const { chromium } = require('playwright');11 (async () => {12 const browser = await chromium.launch();13 const page = await browser.newPage();14 const handle = await page.evaluateHandle(() => document.body);15 const handle1 = await handle.asElement().getImperativeHandle('myHandle');16 console.log(handle1);17 await browser.close();18 })();19const handle = await page.evaluateHandle(() => document.body);20const handle1 = await handle.asElement().getImperativeHandle('myHandle');21console.log(handle1);22const handle = await page.evaluateHandle(() => document.body);23const handle1 = await handle.asElement().getImperativeHandle('myHandle');24console.log(handle1);
Using AI Code Generation
1const { updateImperativeHandle } = require('playwright-core/lib/client/elementHandler');2const { chromium } = require('playwright-core');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const search = await page.$('input[name="q"]');8 await updateImperativeHandle(search, 'value', 'Hello World!');9 await browser.close();10})();
Using AI Code Generation
1const { updateImperativeHandle } = require('playwright/lib/client/initializer');2const { chromium } = require('playwright');3const assert = require('assert').strict;4(async () => {5 const browser = await chromium.launch();6 const page = await browser.newPage();7 const handle = await page.$('text=Get started');8 await updateImperativeHandle(handle, 'foo', 'bar');9 const value = await page.evaluate((handle) => handle.foo, handle);10 assert.equal(value, 'bar');11 await browser.close();12})();13const { chromium } = require('playwright');14const assert = require('assert').strict;15(async () => {16 const browser = await chromium.launch();17 const page = await browser.newPage();18 const handle = await page.$('text=Get started');19 await handle.setAttribute('foo', 'bar');20 const value = await page.evaluate((handle) => handle.getAttribute('foo'), handle);21 assert.equal(value, 'bar');22 await browser.close();23})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { updateImperativeHandle } = require('playwright/lib/client/selectorEngine');3const { test, expect } = require('@playwright/test');4test('test', async ({ page }) => {5 const selector = '.navbar__inner .navbar__title';6 const elementHandle = await page.$(selector);7 const html = await page.evaluate(element => element.innerHTML, elementHandle);8 expect(html).toContain('Playwright');9});10test('test', async ({ page }) => {11 const selector = '.navbar__inner .navbar__title';12 const elementHandle = await page.$(selector);13 const html = await page.evaluate(element => element.innerHTML, elementHandle);14 expect(html).toContain('Playwright');15});16test('test', async ({ page }) => {17 const selector = '.navbar__inner .navbar__title';18 const elementHandle = await page.$(selector);19 const html = await page.evaluate(element => element.innerHTML, elementHandle);20 expect(html).toContain('Playwright');21});22test('test', async ({ page }) => {23 const selector = '.navbar__inner .navbar__title';24 const elementHandle = await page.$(selector);25 const html = await page.evaluate(element => element.innerHTML, elementHandle);26 expect(html).toContain('Playwright');27});28test('test', async ({ page }) => {29 const selector = '.navbar__inner .navbar__title';30 const elementHandle = await page.$(selector);31 const html = await page.evaluate(element => element.innerHTML, elementHandle);32 expect(html).toContain('Playwright');33});34test('test', async ({ page }) => {35 const selector = '.navbar__inner .navbar__title';36 const elementHandle = await page.$(selector);37 const html = await page.evaluate(element => element.innerHTML, elementHandle);38 expect(html).toContain('Playwright');39});40test('test', async ({ page }) => {41 const selector = '.navbar__inner .navbar__title';
Using AI Code Generation
1const { updateImperativeHandle } = require('@playwright/test/lib/test');2updateImperativeHandle((handle) => {3 return {4 newMethod() {5 console.log('newMethod');6 },7 };8});9test('test', async ({ page }) => {10 await page.newMethod();11});12test('test', async ({ page }) => {13 await page.newMethod();14});15updateImperativeHandle((handle) => {16 return {17 newMethod() {18 console.log('newMethod');19 },20 };21});22test('test', async ({ page }) => {23 await page.newMethod();24});25test('test', async ({ page }) => {26 await page.newMethod();27});28updateImperativeHandle((handle) => {29 return {30 newMethod() {31 console.log('newMethod');32 },33 };34});35test('test', async ({ page }) => {36 await page.newMethod();37});38test('test', async ({ page
Using AI Code Generation
1const { updateImperativeHandle } = require('playwright/lib/client/inspector');2updateImperativeHandle('elementHandle', elementHandle, 'myElementHandle');3const { updateImperativeHandle } = require('playwright/lib/client/inspector');4updateImperativeHandle('page', page, 'myPage');5const { updateImperativeHandle } = require('playwright/lib/client/inspector');6updateImperativeHandle('browser', browser, 'myBrowser');7const { updateImperativeHandle } = require('playwright/lib/client/inspector');8updateImperativeHandle('context', context, 'myContext');9const { updateImperativeHandle } = require('playwright/lib/client/inspector');10updateImperativeHandle('frame', frame, 'myFrame');11const { updateImperativeHandle } = require('playwright/lib/client/inspector');12updateImperativeHandle('worker', worker, 'myWorker');13const { updateImperativeHandle } = require('playwright/lib/client/inspector');14updateImperativeHandle('jsHandle', jsHandle, 'myJsHandle');15const { updateImperativeHandle } = require('playwright/lib/client/inspector');16updateImperativeHandle('request', request, 'myRequest');17const { updateImperativeHandle } = require('playwright/lib/client/inspector');18updateImperativeHandle('response', response, 'myResponse');19const { updateImperativeHandle } = require('playwright/lib/client/inspector');20updateImperativeHandle('route', route, 'myRoute');
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