GT2/GT2-Android/node_modules/xdl/build/logs/PackagerLogsStream.js.flow

336 lines
9.5 KiB
Plaintext

/* @flow */
import * as ProjectUtils from '../project/ProjectUtils';
import { trim } from 'lodash';
import { isNode } from '../tools/EnvironmentHelper';
type ChunkT = {
_id: ?number,
shouldHide: boolean,
msg: any,
tag: 'packager' | 'expo' | 'device',
};
type LogUpdater = (logState: Array<ChunkT>) => Array<ChunkT>;
export default class PackagerLogsStream {
_projectRoot: string;
_getCurrentOpenProjectId: () => any;
_updateLogs: (updater: LogUpdater) => void;
_logsToAdd: Array<ChunkT>;
_chunkID: number;
_bundleBuildChunkID: ?number;
_onStartBuildBundle: ?Function;
_onProgressBuildBundle: ?Function;
_onFinishBuildBundle: ?Function;
_onFailBuildBundle: ?Function;
_bundleBuildStart: ?Date;
_resetState = () => {
this._logsToAdd = [];
this._chunkID = 0;
};
constructor({
projectRoot,
getCurrentOpenProjectId,
updateLogs,
onStartBuildBundle,
onProgressBuildBundle,
onFinishBuildBundle,
}: {
projectRoot: string,
getCurrentOpenProjectId?: () => any,
updateLogs: (updater: LogUpdater) => void,
onStartBuildBundle?: () => void,
onProgressBuildBundle?: (progress: number) => void,
onFinishBuildBundle?: () => void,
}) {
this._resetState();
this._projectRoot = projectRoot;
this._getCurrentOpenProjectId = getCurrentOpenProjectId || (() => 1);
this._updateLogs = updateLogs;
// Optional properties in case the consumer wants to handle updates on
// its own, eg: for a progress bar
this._onStartBuildBundle = onStartBuildBundle;
this._onProgressBuildBundle = onProgressBuildBundle;
this._onFinishBuildBundle = onFinishBuildBundle;
this._attachLoggerStream();
}
_attachLoggerStream() {
let projectId = this._getCurrentOpenProjectId();
ProjectUtils.attachLoggerStream(this._projectRoot, {
stream: {
write: (chunk: any) => {
if (chunk.tag !== 'packager' && chunk.tag !== 'expo') {
return;
} else if (this._getCurrentOpenProjectId() !== projectId) {
// TODO: We should be confident that we are properly unsubscribing
// from the stream rather than doing a defensive check like this.
return;
}
chunk = this._maybeParseMsgJSON(chunk);
chunk = this._formatMsg(chunk);
chunk = this._cleanUpNodeErrors(chunk);
chunk = this._attachChunkID(chunk);
if (typeof chunk.msg === 'object' || chunk.type === 'packager') {
this._handlePackagerEvent(chunk);
} else if (!chunk.msg.match(/\w/) || !chunk.msg || chunk.msg[0] === '{') {
return;
} else {
this._enqueueAppendLogChunk(chunk);
}
},
},
type: 'raw',
});
}
// This is where we handle any special packager events
_handlePackagerEvent = (chunk: any) => {
let { msg } = chunk;
if (!msg.type) {
return;
} else if (msg.type && msg.type.match(/^bundle_/)) {
this._handleBundleTransformEvent(chunk);
return;
}
if (msg.type === 'dep_graph_loading') {
chunk.msg = 'Loading dependency graph.'; // doesn't seem important to log this
} else if (msg.type == 'dep_graph_loaded') {
chunk.msg = 'Dependency graph loaded.'; // doesn't seem important to log this
} else if (msg.type === 'transform_cache_reset') {
chunk.msg = 'Your JavaScript transform cache is empty, rebuilding (this may take a minute).';
} else if (msg.type === 'initialize_packager_started') {
chunk.msg = `Running packager on port ${msg.port}.`;
} else {
chunk.msg = '';
}
this._enqueueAppendLogChunk(chunk);
};
// Any event related to bundle building is handled here
_handleBundleTransformEvent = (chunk: any) => {
let { msg } = chunk;
if (msg.type === 'bundle_build_started') {
this._handleNewBundleTransformStarted(chunk);
} else if (msg.type === 'bundle_transform_progressed') {
this._bundleBuildChunkID
? this._handleUpdateBundleTransformProgress(chunk)
: this._handleNewBundleTransformStarted(chunk);
} else if (msg.type === 'bundle_build_failed') {
if (!this._bundleBuildChunkID) {
return; // maybe?
} else {
this._handleUpdateBundleTransformProgress(chunk);
}
} else if (msg.type === 'bundle_build_done') {
if (!this._bundleBuildChunkID) {
return; // maybe?
} else {
this._handleUpdateBundleTransformProgress(chunk);
}
} else {
// Unrecognized bundle_* message!
}
};
_handleNewBundleTransformStarted = (chunk: any) => {
if (this._bundleBuildChunkID) {
return;
}
this._bundleBuildChunkID = chunk._id;
this._bundleBuildStart = new Date();
chunk.msg = 'Building JavaScript bundle';
if (this._onStartBuildBundle) {
this._onStartBuildBundle();
} else {
this._enqueueAppendLogChunk(chunk);
}
};
_handleUpdateBundleTransformProgress = (progressChunk: any) => {
let { msg } = progressChunk;
let percentProgress;
let bundleComplete = false;
let bundleError = false;
let bundleBuildEnd;
if (msg.type === 'bundle_build_done') {
percentProgress = 100;
bundleComplete = true;
bundleBuildEnd = new Date();
} else if (msg.type === 'bundle_build_failed') {
percentProgress = -1;
bundleComplete = true;
bundleError = new Error('Failed to build bundle');
bundleBuildEnd = new Date();
} else {
percentProgress = Math.floor(msg.transformedFileCount / msg.totalFileCount * 100);
}
if (this._onProgressBuildBundle) {
this._onProgressBuildBundle(percentProgress);
if (bundleComplete) {
this._onFinishBuildBundle &&
this._onFinishBuildBundle(bundleError, this._bundleBuildStart, bundleBuildEnd);
this._bundleBuildStart = null;
this._bundleBuildChunkID = null;
}
} else {
this._updateLogs(logs => {
if (!logs || !logs.length) {
return [];
}
logs.forEach(log => {
if (log._id === this._bundleBuildChunkID) {
if (percentProgress === -1) {
log.msg = `Building JavaScript bundle: error\n${msg.error.description ||
msg.error.message}`;
} else {
if (bundleComplete) {
let duration;
if (this._bundleBuildStart) {
duration = bundleBuildEnd - this._bundleBuildStart;
}
if (duration) {
log.msg = `Building JavaScript bundle: finished in ${duration}ms.`;
} else {
log.msg = `Building JavaScript bundle: finished.`;
}
} else {
log.msg = `Building JavaScript bundle: ${percentProgress}%`;
}
}
}
});
if (bundleComplete) {
this._bundleBuildChunkID = null;
}
return [...logs];
});
}
};
_enqueueAppendLogChunk(chunk: ChunkT) {
if (chunk.shouldHide) {
return;
} else {
this._logsToAdd.push(chunk);
this._enqueueFlushLogsToAdd();
}
}
_enqueueFlushLogsToAdd = () => {
let func = () => {
this._updateLogs(logs => {
if (this._logsToAdd.length === 0) {
return logs;
}
let nextLogs = logs.concat(this._logsToAdd);
this._logsToAdd = [];
return nextLogs;
});
};
if (isNode()) {
func();
} else {
setImmediate(func);
}
};
_attachChunkID(chunk: any) {
this._chunkID++;
chunk._id = this._chunkID;
return chunk;
}
_maybeParseMsgJSON(chunk: any) {
try {
let parsedMsg = JSON.parse(chunk.msg);
chunk.msg = parsedMsg;
} catch (e) {
// Fallback to the <= SDK 15 version of formatting logs
let msg = this._legacyFormatter(chunk);
chunk.msg = msg;
}
return chunk;
}
_legacyFormatter = (chunk: ChunkT) => {
if (typeof chunk.msg === 'object') {
return chunk;
}
if (chunk.msg.match(/Transforming modules/)) {
let progress = chunk.msg.match(/\d+\.\d+% \(\d+\/\d+\)/);
if (progress && progress[0]) {
chunk.msg = `Transforming modules: ${progress[0]}`;
}
}
return chunk.msg;
};
_cleanUpNodeErrors = (chunk: ChunkT) => {
if (typeof chunk.msg === 'object') {
return chunk;
}
if (chunk.msg.match(/\(node:.\d*\)/)) {
// Example: (node:13817) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejection id: 1): SyntaxError: SyntaxError /Users/brent/universe/apps/new-project-template/main.js: Unexpected token (10:6)
// The first part of this is totally useless, so let's remove it.
if (chunk.msg.match(/UnhandledPromiseRejectionWarning/)) {
chunk.msg = chunk.msg.replace(/\(node:.*\(rejection .*\):/, '');
if (chunk.msg.match(/SyntaxError: SyntaxError/)) {
chunk.msg = chunk.msg.replace('SyntaxError: ', '');
}
} else if (chunk.msg.match(/DeprecationWarning/)) {
chunk.msg = '';
}
}
return chunk;
};
// This message is just noise
// Fall back to the same formatting we did on SDK <= 15 before we had a custom
// reporter class.
_formatMsg(chunk: any) {
if (typeof chunk.msg === 'object') {
return chunk;
}
if (chunk.msg.match(/Looking for JS files in/)) {
chunk.msg = '';
} else if (chunk.msg.match(/^[\u001b]/)) {
chunk.msg = '';
}
chunk.msg = chunk.msg.replace(/\[\w{2}m/g, '');
chunk.msg = chunk.msg.replace(/\[2K/g, '');
chunk.msg = trim(chunk.msg);
return chunk;
}
}