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28 KiB
1 line
28 KiB
4 years ago
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{"ast":null,"code":"/** @license React v0.19.1\n * scheduler-tracing.development.js\n *\n * Copyright (c) Facebook, Inc. and its affiliates.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n'use strict';\n\nif (process.env.NODE_ENV !== \"production\") {\n (function () {\n 'use strict';\n\n var DEFAULT_THREAD_ID = 0; // Counters used to generate unique IDs.\n\n var interactionIDCounter = 0;\n var threadIDCounter = 0; // Set of currently traced interactions.\n // Interactions \"stack\"–\n // Meaning that newly traced interactions are appended to the previously active set.\n // When an interaction goes out of scope, the previous set (if any) is restored.\n\n exports.__interactionsRef = null; // Listener(s) to notify when interactions begin and end.\n\n exports.__subscriberRef = null;\n {\n exports.__interactionsRef = {\n current: new Set()\n };\n exports.__subscriberRef = {\n current: null\n };\n }\n\n function unstable_clear(callback) {\n var prevInteractions = exports.__interactionsRef.current;\n exports.__interactionsRef.current = new Set();\n\n try {\n return callback();\n } finally {\n exports.__interactionsRef.current = prevInteractions;\n }\n }\n\n function unstable_getCurrent() {\n {\n return exports.__interactionsRef.current;\n }\n }\n\n function unstable_getThreadID() {\n return ++threadIDCounter;\n }\n\n function unstable_trace(name, timestamp, callback) {\n var threadID = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : DEFAULT_THREAD_ID;\n var interaction = {\n __count: 1,\n id: interactionIDCounter++,\n name: name,\n timestamp: timestamp\n };\n var prevInteractions = exports.__interactionsRef.current; // Traced interactions should stack/accumulate.\n // To do that, clone the current interactions.\n // The previous set will be restored upon completion.\n\n var interactions = new Set(prevInteractions);\n interactions.add(interaction);\n exports.__interactionsRef.current = interactions;\n var subscriber = exports.__subscriberRef.current;\n var returnValue;\n\n try {\n if (subscriber !== null) {\n subscriber.onInteractionTraced(interaction);\n }\n } finally {\n try {\n if (subscriber !== null) {\n subscriber.onWorkStarted(interactions, threadID);\n }\n } finally {\n try {\n returnValue = callback();\n } finally {\n exports.__interactionsRef.current = prevInteractions;\n\n try {\n if (subscriber !== null) {\n subscriber.onWorkStopped(interactions, threadID);\n }\n } finally {\n interaction.__count--; // If no async work was scheduled for this interaction,\n // Notify subscribers that it's completed.\n\n if (subscriber !== null && interaction.__count === 0) {\n subscriber.onInteractionScheduledWorkCompleted(interaction);\n }\n }\n }\n }\n }\n\n return returnValue;\n }\n\n function unstable_wrap(callback) {\n var threadID = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_THREAD_ID;\n var wrappedInteractions = exports.__interactionsRef.current;\n var subscriber = exports.__subscriberRef.current;\n\n if (subscriber !== null) {\n subscriber.onWorkScheduled(wrappedInteractions, threadID);\n } // Update the pending async work count for the current interactions.\n // Update after calling subscribers in case of error.\n\n\n wrappedInteractions.forEach(function (interaction) {\n interaction.__count++;\n });\n var hasRun = false;\n\n function wrapped() {\n var prevInteractions = exports.__interactionsRef.cur
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