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A little more debugging code for Incremental

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Reviewed By: astreet

Differential Revision: D3091688

fb-gh-sync-id: 4f91d5126a16b56904fa4af7acdc32b9bb873c6d
shipit-source-id: 4f91d5126a16b56904fa4af7acdc32b9bb873c6d
This commit is contained in:
Spencer Ahrens 2016-03-24 19:43:42 -07:00 committed by Facebook Github Bot 5
parent 18badf1c3e
commit ca353d0829
3 changed files with 14 additions and 2 deletions
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1
Libraries/Experimental/Incremental.js
View File

@ -129,6 +129,7 @@ class Incremental extends React.Component {
this.setState({doIncrementalRender: true}, resolve);
}),
}).then(() => {
DEBUG && console.log('call onDone for ' + this.getName());
this._mounted && this.props.onDone && this.props.onDone();
});
}

4
Libraries/Interaction/InteractionManager.js
View File

@ -25,6 +25,8 @@ import type {Task} from 'TaskQueue';
const _emitter = new EventEmitter();
const DEBUG_DELAY = 0;
/**
* InteractionManager allows long-running work to be scheduled after any
* interactions/animations have completed. In particular, this allows JavaScript
@ -143,7 +145,7 @@ let _deadline = -1;
function _scheduleUpdate() {
if (!_nextUpdateHandle) {
if (_deadline > 0) {
_nextUpdateHandle = setTimeout(_processUpdate, 0);
_nextUpdateHandle = setTimeout(_processUpdate, 0 + DEBUG_DELAY);
} else {
_nextUpdateHandle = setImmediate(_processUpdate);
}

11
Libraries/Interaction/TaskQueue.js
View File

@ -25,6 +25,8 @@ type PromiseTask = {
};
export type Task = Function | SimpleTask | PromiseTask;
const DEBUG = false;
/**
* TaskQueue - A system for queueing and executing a mix of simple callbacks and
* trees of dependent tasks based on Promises. No tasks are executed unless
@ -81,13 +83,15 @@ class TaskQueue {
* Executes the next task in the queue.
*/
processNext(): void {
let queue = this._getCurrentQueue();
const queue = this._getCurrentQueue();
if (queue.length) {
const task = queue.shift();
try {
if (task.gen) {
DEBUG && console.log('genPromise for task ' + task.name);
this._genPromise((task: any)); // Rather than annoying tagged union
} else if (task.run) {
DEBUG && console.log('run task ' + task.name);
task.run();
} else {
invariant(
@ -95,6 +99,7 @@ class TaskQueue {
'Expected Function, SimpleTask, or PromiseTask, but got: ' +
JSON.stringify(task)
);
DEBUG && console.log('run anonymous task');
task();
}
} catch (e) {
@ -115,6 +120,7 @@ class TaskQueue {
queue.tasks.length === 0 &&
this._queueStack.length > 1) {
this._queueStack.pop();
DEBUG && console.log('popped queue: ', {stackIdx, queueStackSize: this._queueStack.length});
return this._getCurrentQueue();
} else {
return queue.tasks;
@ -128,8 +134,11 @@ class TaskQueue {
// happens once it is fully processed.
this._queueStack.push({tasks: [], popable: false});
const stackIdx = this._queueStack.length - 1;
DEBUG && console.log('push new queue: ', {stackIdx});
DEBUG && console.log('exec gen task ' + task.name);
ErrorUtils.applyWithGuard(task.gen)
.then(() => {
DEBUG && console.log('onThen for gen task ' + task.name, {stackIdx, queueStackSize: this._queueStack.length});
this._queueStack[stackIdx].popable = true;
this.hasTasksToProcess() && this._onMoreTasks();
})