#10790

Committed 18 Sep 2023 06:25PM UTC coverage: 88.054% (-0.03%) from 88.085%

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push

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Commit Message

add noProject flag to bsc so BSConfig.json not expected (#868)

* initial commit

* update comments

* update code to match suggested comments

* remove developer logging

---------

Co-authored-by: Bronley Plumb <bronley@gmail.com>

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70.3

/src/ProgramBuilder.ts

import * as debounce from 'debounce-promise';
import * as path from 'path';
import { rokuDeploy } from 'roku-deploy';
import type { BsConfig } from './BsConfig';
import type { BscFile, BsDiagnostic, FileObj, FileResolver } from './interfaces';
import { Program } from './Program';
import { standardizePath as s, util } from './util';
import { Watcher } from './Watcher';
import { DiagnosticSeverity } from 'vscode-languageserver';
import { Logger, LogLevel } from './Logger';
import PluginInterface from './PluginInterface';
import * as diagnosticUtils from './diagnosticUtils';
import * as fsExtra from 'fs-extra';
import * as requireRelative from 'require-relative';
import { Throttler } from './Throttler';
import { URI } from 'vscode-uri';

/**
 * A runner class that handles
 */
export class ProgramBuilder {

    public constructor() {
        //add the default file resolver (used to load source file contents).
        this.addFileResolver((filePath) => {
            return fsExtra.readFile(filePath).then((value) => {
                return value.toString();
            });
        });
    }
    /**
     * Determines whether the console should be cleared after a run (true for cli, false for languageserver)
     */
    public allowConsoleClearing = true;

    public options: BsConfig;
    private isRunning = false;
    private watcher: Watcher;
    public program: Program;
    public logger = new Logger();
    public plugins: PluginInterface = new PluginInterface([], { logger: this.logger });
    private fileResolvers = [] as FileResolver[];

    public addFileResolver(fileResolver: FileResolver) {
        this.fileResolvers.push(fileResolver);
    }

    /**
     * Get the contents of the specified file as a string.
     * This walks backwards through the file resolvers until we get a value.
     * This allow the language server to provide file contents directly from memory.
     */
    public async getFileContents(srcPath: string) {
        srcPath = s`${srcPath}`;
        let reversedResolvers = [...this.fileResolvers].reverse();
        for (let fileResolver of reversedResolvers) {
            let result = await fileResolver(srcPath);
            if (typeof result === 'string') {
                return result;
            }
        }
        throw new Error(`Could not load file "${srcPath}"`);
    }

    /**
     * A list of diagnostics that are always added to the `getDiagnostics()` call.
     */
    private staticDiagnostics = [] as BsDiagnostic[];

    public addDiagnostic(srcPath: string, diagnostic: Partial<BsDiagnostic>) {
        let file: BscFile = this.program.getFile(srcPath);
        if (!file) {
            file = {
                pkgPath: this.program.getPkgPath(srcPath),
                pathAbsolute: srcPath, //keep this for backwards-compatibility. TODO remove in v1
                srcPath: srcPath,
                getDiagnostics: () => {
                    return [<any>diagnostic];
                }
            } as BscFile;
        }
        diagnostic.file = file;
        this.staticDiagnostics.push(<any>diagnostic);
    }

    public getDiagnostics() {
        return [
            ...this.staticDiagnostics,
            ...(this.program?.getDiagnostics() ?? [])
        ];
    }

    public async run(options: BsConfig) {
        this.logger.logLevel = options.logLevel as LogLevel;

        if (this.isRunning) {
            throw new Error('Server is already running');
        }
        this.isRunning = true;
        try {
            this.options = util.normalizeAndResolveConfig(options);
            if (this.options.noProject) {
                this.logger.log(`'no-project' flag is set so bsconfig.json loading is disabled'`);
            } else if (this.options.project) {
                this.logger.log(`Using config file: "${this.options.project}"`);
            } else {
                this.logger.log(`No bsconfig.json file found, using default options`);
            }
            this.loadRequires();
            this.loadPlugins();
        } catch (e: any) {
            if (e?.file && e.message && e.code) {
                let err = e as BsDiagnostic;
                this.staticDiagnostics.push(err);
            } else {
                //if this is not a diagnostic, something else is wrong...
                throw e;
            }
            this.printDiagnostics();

            //we added diagnostics, so hopefully that draws attention to the underlying issues.
            //For now, just use a default options object so we have a functioning program
            this.options = util.normalizeConfig({});
        }
        this.logger.logLevel = this.options.logLevel as LogLevel;

        this.program = this.createProgram();

        //parse every file in the entire project
        await this.loadAllFilesAST();

        if (this.options.watch) {
            this.logger.log('Starting compilation in watch mode...');
            await this.runOnce();
            this.enableWatchMode();
        } else {
            await this.runOnce();
        }
    }

    protected createProgram() {
        const program = new Program(this.options, this.logger, this.plugins);

        this.plugins.emit('afterProgramCreate', program);
        return program;
    }

    protected loadPlugins() {
        const cwd = this.options.cwd ?? process.cwd();
        const plugins = util.loadPlugins(
            cwd,
            this.options.plugins ?? [],
            (pathOrModule, err) => this.logger.error(`Error when loading plugin '${pathOrModule}':`, err)
        );
        this.logger.log(`Loading ${this.options.plugins?.length ?? 0} plugins for cwd "${cwd}"`);
        for (let plugin of plugins) {
            this.plugins.add(plugin);
        }

        this.plugins.emit('beforeProgramCreate', this);
    }

    /**
     * `require()` every options.require path
     */
    protected loadRequires() {
        for (const dep of this.options.require ?? []) {
            requireRelative(dep, this.options.cwd);
        }
    }

    private clearConsole() {
        if (this.allowConsoleClearing) {
            util.clearConsole();
        }
    }

    /**
     * A handle for the watch mode interval that keeps the process alive.
     * We need this so we can clear it if the builder is disposed
     */
    private watchInterval: NodeJS.Timer;

    public enableWatchMode() {
        this.watcher = new Watcher(this.options);
        if (this.watchInterval) {
            clearInterval(this.watchInterval);
        }
        //keep the process alive indefinitely by setting an interval that runs once every 12 days
        this.watchInterval = setInterval(() => { }, 1073741824);

        //clear the console
        this.clearConsole();

        let fileObjects = rokuDeploy.normalizeFilesArray(this.options.files ? this.options.files : []);

        //add each set of files to the file watcher
        for (let fileObject of fileObjects) {
            let src = typeof fileObject === 'string' ? fileObject : fileObject.src;
            this.watcher.watch(src);
        }

        this.logger.log('Watching for file changes...');

        let debouncedRunOnce = debounce(async () => {
            this.logger.log('File change detected. Starting incremental compilation...');
            await this.runOnce();
            this.logger.log(`Watching for file changes.`);
        }, 50);

        //on any file watcher event
        this.watcher.on('all', async (event: string, thePath: string) => { //eslint-disable-line @typescript-eslint/no-misused-promises
            thePath = s`${path.resolve(this.rootDir, thePath)}`;
            if (event === 'add' || event === 'change') {
                const fileObj = {
                    src: thePath,
                    dest: rokuDeploy.getDestPath(
                        thePath,
                        this.program.options.files,
                        //some shells will toTowerCase the drive letter, so do it to rootDir for consistency
                        util.driveLetterToLower(this.rootDir)
                    )
                };
                this.program.setFile(
                    fileObj,
                    await this.getFileContents(fileObj.src)
                );
            } else if (event === 'unlink') {
                this.program.removeFile(thePath);
            }
            //wait for change events to settle, and then execute `run`
            await debouncedRunOnce();
        });
    }

    /**
     * The rootDir for this program.
     */
    public get rootDir() {
        return this.program.options.rootDir;
    }

    /**
     * A method that is used to cancel a previous run task.
     * Does nothing if previous run has completed or was already canceled
     */
    private cancelLastRun = () => {
        return Promise.resolve();
    };

    /**
     * Run the entire process exactly one time.
     */
    private runOnce() {
        //clear the console
        this.clearConsole();
        let cancellationToken = { isCanceled: false };
        //wait for the previous run to complete
        let runPromise = this.cancelLastRun().then(() => {
            //start the new run
            return this._runOnce(cancellationToken);
        }) as any;

        //a function used to cancel this run
        this.cancelLastRun = () => {
            cancellationToken.isCanceled = true;
            return runPromise;
        };
        return runPromise;
    }

    private printDiagnostics(diagnostics?: BsDiagnostic[]) {
        if (this.options?.showDiagnosticsInConsole === false) {
            return;
        }
        if (!diagnostics) {
            diagnostics = this.getDiagnostics();
        }

        //group the diagnostics by file
        let diagnosticsByFile = {} as Record<string, BsDiagnostic[]>;
        for (let diagnostic of diagnostics) {
            if (!diagnosticsByFile[diagnostic.file.srcPath]) {
                diagnosticsByFile[diagnostic.file.srcPath] = [];
            }
            diagnosticsByFile[diagnostic.file.srcPath].push(diagnostic);
        }

        //get printing options
        const options = diagnosticUtils.getPrintDiagnosticOptions(this.options);
        const { cwd, emitFullPaths } = options;

        let srcPaths = Object.keys(diagnosticsByFile).sort();
        for (let srcPath of srcPaths) {
            let diagnosticsForFile = diagnosticsByFile[srcPath];
            //sort the diagnostics in line and column order
            let sortedDiagnostics = diagnosticsForFile.sort((a, b) => {
                return (
                    a.range.start.line - b.range.start.line ||
                    a.range.start.character - b.range.start.character
                );
            });

            let filePath = srcPath;
            if (!emitFullPaths) {
                filePath = path.relative(cwd, filePath);
            }
            //load the file text
            const file = this.program?.getFile(srcPath);
            //get the file's in-memory contents if available
            const lines = file?.fileContents?.split(/\r?\n/g) ?? [];

            for (let diagnostic of sortedDiagnostics) {
                //default the severity to error if undefined
                let severity = typeof diagnostic.severity === 'number' ? diagnostic.severity : DiagnosticSeverity.Error;
                let relatedInformation = (diagnostic.relatedInformation ?? []).map(x => {
                    let relatedInfoFilePath = URI.parse(x.location.uri).fsPath;
                    if (!emitFullPaths) {
                        relatedInfoFilePath = path.relative(cwd, relatedInfoFilePath);
                    }
                    return {
                        filePath: relatedInfoFilePath,
                        range: x.location.range,
                        message: x.message
                    };
                });
                //format output
                diagnosticUtils.printDiagnostic(options, severity, filePath, lines, diagnostic, relatedInformation);
            }
        }
    }

    /**
     * Run the process once, allowing cancelability.
     * NOTE: This should only be called by `runOnce`.
     */
    private async _runOnce(cancellationToken: { isCanceled: any }) {
        let wereDiagnosticsPrinted = false;
        try {
            //maybe cancel?
            if (cancellationToken.isCanceled === true) {
                return -1;
            }
            //validate program
            this.validateProject();

            //maybe cancel?
            if (cancellationToken.isCanceled === true) {
                return -1;
            }

            const diagnostics = this.getDiagnostics();
            this.printDiagnostics(diagnostics);
            wereDiagnosticsPrinted = true;
            let errorCount = diagnostics.filter(x => x.severity === DiagnosticSeverity.Error).length;

            if (errorCount > 0) {
                this.logger.log(`Found ${errorCount} ${errorCount === 1 ? 'error' : 'errors'}`);
                return errorCount;
            }

            //create the deployment package (and transpile as well)
            await this.createPackageIfEnabled();

            //maybe cancel?
            if (cancellationToken.isCanceled === true) {
                return -1;
            }

            //deploy the package
            await this.deployPackageIfEnabled();

            return 0;
        } catch (e) {
            if (wereDiagnosticsPrinted === false) {
                this.printDiagnostics();
            }
            throw e;
        }
    }

    private async createPackageIfEnabled() {
        if (this.options.copyToStaging || this.options.createPackage || this.options.deploy) {

            //transpile the project
            await this.transpile();

            //create the zip file if configured to do so
            if (this.options.createPackage !== false || this.options.deploy) {
                await this.logger.time(LogLevel.log, [`Creating package at ${this.options.outFile}`], async () => {
                    await rokuDeploy.zipPackage({
                        ...this.options,
                        logLevel: this.options.logLevel as LogLevel,
                        outDir: util.getOutDir(this.options),
                        outFile: path.basename(this.options.outFile)
                    });
                });
            }
        }
    }

    private transpileThrottler = new Throttler(0);
    /**
     * Transpiles the entire program into the staging folder
     */
    public async transpile() {
        await this.transpileThrottler.run(async () => {
            let options = util.cwdWork(this.options.cwd, () => {
                return rokuDeploy.getOptions({
                    ...this.options,
                    logLevel: this.options.logLevel as LogLevel,
                    outDir: util.getOutDir(this.options),
                    outFile: path.basename(this.options.outFile)
                });
            });

            //get every file referenced by the files array
            let fileMap = await rokuDeploy.getFilePaths(options.files, options.rootDir);

            //remove files currently loaded in the program, we will transpile those instead (even if just for source maps)
            let filteredFileMap = [] as FileObj[];
            for (let fileEntry of fileMap) {
                if (this.program.hasFile(fileEntry.src) === false) {
                    filteredFileMap.push(fileEntry);
                }
            }

            this.plugins.emit('beforePrepublish', this, filteredFileMap);

            await this.logger.time(LogLevel.log, ['Copying to staging directory'], async () => {
                //prepublish all non-program-loaded files to staging
                await rokuDeploy.prepublishToStaging({
                    ...options,
                    files: filteredFileMap
                });
            });

            this.plugins.emit('afterPrepublish', this, filteredFileMap);
            this.plugins.emit('beforePublish', this, fileMap);

            await this.logger.time(LogLevel.log, ['Transpiling'], async () => {
                //transpile any brighterscript files
                await this.program.transpile(fileMap, options.stagingDir);
            });

            this.plugins.emit('afterPublish', this, fileMap);
        });
    }

    private async deployPackageIfEnabled() {
        //deploy the project if configured to do so
        if (this.options.deploy) {
            await this.logger.time(LogLevel.log, ['Deploying package to', this.options.host], async () => {
                await rokuDeploy.publish({
                    ...this.options,
                    logLevel: this.options.logLevel as LogLevel,
                    outDir: util.getOutDir(this.options),
                    outFile: path.basename(this.options.outFile)
                });
            });
        }
    }

    /**
     * Parse and load the AST for every file in the project
     */
    private async loadAllFilesAST() {
        await this.logger.time(LogLevel.log, ['Parsing files'], async () => {
            let errorCount = 0;
            let files = await this.logger.time(LogLevel.debug, ['getFilePaths'], async () => {
                return util.getFilePaths(this.options);
            });
            this.logger.trace('ProgramBuilder.loadAllFilesAST() files:', files);

            const typedefFiles = [] as FileObj[];
            const nonTypedefFiles = [] as FileObj[];
            for (const file of files) {
                const srcLower = file.src.toLowerCase();
                if (srcLower.endsWith('.d.bs')) {
                    typedefFiles.push(file);
                } else {
                    nonTypedefFiles.push(file);
                }
            }

            //preload every type definition file first, which eliminates duplicate file loading
            await Promise.all(
                typedefFiles.map(async (fileObj) => {
                    try {
                        this.program.setFile(
                            fileObj,
                            await this.getFileContents(fileObj.src)
                        );
                    } catch (e) {
                        //log the error, but don't fail this process because the file might be fixable later
                        this.logger.log(e);
                    }
                })
            );

            const acceptableExtensions = ['.bs', '.brs', '.xml'];
            //parse every file other than the type definitions
            await Promise.all(
                nonTypedefFiles.map(async (fileObj) => {
                    try {
                        let fileExtension = path.extname(fileObj.src).toLowerCase();

                        //only process certain file types
                        if (acceptableExtensions.includes(fileExtension)) {
                            this.program.setFile(
                                fileObj,
                                await this.getFileContents(fileObj.src)
                            );
                        }
                    } catch (e) {
                        //log the error, but don't fail this process because the file might be fixable later
                        this.logger.log(e);
                    }
                })
            );
            return errorCount;
        });
    }

    /**
     * Remove all files from the program that are in the specified folder path
     * @param srcPath the path to the
     */
    public removeFilesInFolder(srcPath: string) {
        for (let filePath in this.program.files) {
            //if the file path starts with the parent path and the file path does not exactly match the folder path
            if (filePath.startsWith(srcPath) && filePath !== srcPath) {
                this.program.removeFile(filePath);
            }
        }
    }

    /**
     * Scan every file and resolve all variable references.
     * If no errors were encountered, return true. Otherwise return false.
     */
    private validateProject() {
        this.program.validate();
    }

    public dispose() {
        if (this.watcher) {
            this.watcher.dispose();
        }
        if (this.program) {
            this.program.dispose?.();
        }
        if (this.watchInterval) {
            clearInterval(this.watchInterval);
        }
    }
}

1	import * as debounce from 'debounce-promise';	1✔
2	import * as path from 'path';	1✔
3	import { rokuDeploy } from 'roku-deploy';	1✔
4	import type { BsConfig } from './BsConfig';
5	import type { BscFile, BsDiagnostic, FileObj, FileResolver } from './interfaces';
6	import { Program } from './Program';	1✔
7	import { standardizePath as s, util } from './util';	1✔
8	import { Watcher } from './Watcher';	1✔
9	import { DiagnosticSeverity } from 'vscode-languageserver';	1✔
10	import { Logger, LogLevel } from './Logger';	1✔
11	import PluginInterface from './PluginInterface';	1✔
12	import * as diagnosticUtils from './diagnosticUtils';	1✔
13	import * as fsExtra from 'fs-extra';	1✔
14	import * as requireRelative from 'require-relative';	1✔
15	import { Throttler } from './Throttler';	1✔
16	import { URI } from 'vscode-uri';	1✔
17
18	/**
19	* A runner class that handles
20	*/
21	export class ProgramBuilder {	1✔
22
23	public constructor() {
24	//add the default file resolver (used to load source file contents).
25	this.addFileResolver((filePath) => {	53✔
26	return fsExtra.readFile(filePath).then((value) => {	23✔
27	return value.toString();	23✔
28	});
29	});
30	}
31	/**
32	* Determines whether the console should be cleared after a run (true for cli, false for languageserver)
33	*/
34	public allowConsoleClearing = true;	53✔
35
36	public options: BsConfig;
37	private isRunning = false;	53✔
38	private watcher: Watcher;
39	public program: Program;
40	public logger = new Logger();	53✔
41	public plugins: PluginInterface = new PluginInterface([], { logger: this.logger });	53✔
42	private fileResolvers = [] as FileResolver[];	53✔
43
44	public addFileResolver(fileResolver: FileResolver) {
45	this.fileResolvers.push(fileResolver);	87✔
46	}
47
48	/**
49	* Get the contents of the specified file as a string.
50	* This walks backwards through the file resolvers until we get a value.
51	* This allow the language server to provide file contents directly from memory.
52	*/
53	public async getFileContents(srcPath: string) {
54	srcPath = s`${srcPath}`;	23✔
55	let reversedResolvers = [...this.fileResolvers].reverse();	23✔
56	for (let fileResolver of reversedResolvers) {	23✔
57	let result = await fileResolver(srcPath);	43✔
58	if (typeof result === 'string') {	43✔
59	return result;	23✔
60	}
61	}
62	throw new Error(`Could not load file "${srcPath}"`);	×
63	}
64
65	/**
66	* A list of diagnostics that are always added to the `getDiagnostics()` call.
67	*/
68	private staticDiagnostics = [] as BsDiagnostic[];	53✔
69
70	public addDiagnostic(srcPath: string, diagnostic: Partial<BsDiagnostic>) {
71	let file: BscFile = this.program.getFile(srcPath);	×
72	if (!file) {	×
73	file = {	×
74	pkgPath: this.program.getPkgPath(srcPath),
75	pathAbsolute: srcPath, //keep this for backwards-compatibility. TODO remove in v1
76	srcPath: srcPath,
77	getDiagnostics: () => {
78	return [<any>diagnostic];	×
79	}
80	} as BscFile;
81	}
82	diagnostic.file = file;	×
83	this.staticDiagnostics.push(<any>diagnostic);	×
84	}
85
86	public getDiagnostics() {
87	return [	102✔
88	...this.staticDiagnostics,
89	...(this.program?.getDiagnostics() ?? [])	612!
90	];
91	}
92
93	public async run(options: BsConfig) {
94	this.logger.logLevel = options.logLevel as LogLevel;	42✔
95
96	if (this.isRunning) {	42!
97	throw new Error('Server is already running');	×
98	}
99	this.isRunning = true;	42✔
100	try {	42✔
101	this.options = util.normalizeAndResolveConfig(options);	42✔
102	if (this.options.noProject) {	41!
103	this.logger.log(`'no-project' flag is set so bsconfig.json loading is disabled'`);	×
104	} else if (this.options.project) {	41✔
105	this.logger.log(`Using config file: "${this.options.project}"`);	9✔
106	} else {
107	this.logger.log(`No bsconfig.json file found, using default options`);	32✔
108	}
109	this.loadRequires();	41✔
110	this.loadPlugins();	41✔
111	} catch (e: any) {
112	if (e?.file && e.message && e.code) {	1!
113	let err = e as BsDiagnostic;	1✔
114	this.staticDiagnostics.push(err);	1✔
115	} else {
116	//if this is not a diagnostic, something else is wrong...
117	throw e;	×
118	}
119	this.printDiagnostics();	1✔
120
121	//we added diagnostics, so hopefully that draws attention to the underlying issues.
122	//For now, just use a default options object so we have a functioning program
123	this.options = util.normalizeConfig({});	1✔
124	}
125	this.logger.logLevel = this.options.logLevel as LogLevel;	42✔
126
127	this.program = this.createProgram();	42✔
128
129	//parse every file in the entire project
130	await this.loadAllFilesAST();	42✔
131
132	if (this.options.watch) {	42!
133	this.logger.log('Starting compilation in watch mode...');	×
134	await this.runOnce();	×
135	this.enableWatchMode();	×
136	} else {
137	await this.runOnce();	42✔
138	}
139	}
140
141	protected createProgram() {
142	const program = new Program(this.options, this.logger, this.plugins);	42✔
143
144	this.plugins.emit('afterProgramCreate', program);	42✔
145	return program;	42✔
146	}
147
148	protected loadPlugins() {
149	const cwd = this.options.cwd ?? process.cwd();	41!
150	const plugins = util.loadPlugins(	41✔
151	cwd,
152	this.options.plugins ?? [],	123!
153	(pathOrModule, err) => this.logger.error(`Error when loading plugin '${pathOrModule}':`, err)	×
154	);
155	this.logger.log(`Loading ${this.options.plugins?.length ?? 0} plugins for cwd "${cwd}"`);	41!
156	for (let plugin of plugins) {	41✔
157	this.plugins.add(plugin);	×
158	}
159
160	this.plugins.emit('beforeProgramCreate', this);	41✔
161	}
162
163	/**
164	* `require()` every options.require path
165	*/
166	protected loadRequires() {
167	for (const dep of this.options.require ?? []) {	41✔
168	requireRelative(dep, this.options.cwd);	2✔
169	}
170	}
171
172	private clearConsole() {
173	if (this.allowConsoleClearing) {	40✔
174	util.clearConsole();	6✔
175	}
176	}
177
178	/**
179	* A handle for the watch mode interval that keeps the process alive.
180	* We need this so we can clear it if the builder is disposed
181	*/
182	private watchInterval: NodeJS.Timer;
183
184	public enableWatchMode() {
185	this.watcher = new Watcher(this.options);	×
186	if (this.watchInterval) {	×
187	clearInterval(this.watchInterval);	×
188	}
189	//keep the process alive indefinitely by setting an interval that runs once every 12 days
190	this.watchInterval = setInterval(() => { }, 1073741824);	×
191
192	//clear the console
193	this.clearConsole();	×
194
195	let fileObjects = rokuDeploy.normalizeFilesArray(this.options.files ? this.options.files : []);	×
196
197	//add each set of files to the file watcher
198	for (let fileObject of fileObjects) {	×
199	let src = typeof fileObject === 'string' ? fileObject : fileObject.src;	×
200	this.watcher.watch(src);	×
201	}
202
203	this.logger.log('Watching for file changes...');	×
204
205	let debouncedRunOnce = debounce(async () => {	×
206	this.logger.log('File change detected. Starting incremental compilation...');	×
207	await this.runOnce();	×
208	this.logger.log(`Watching for file changes.`);	×
209	}, 50);
210
211	//on any file watcher event
212	this.watcher.on('all', async (event: string, thePath: string) => { //eslint-disable-line @typescript-eslint/no-misused-promises	×
213	thePath = s`${path.resolve(this.rootDir, thePath)}`;	×
214	if (event === 'add' \|\| event === 'change') {	×
215	const fileObj = {	×
216	src: thePath,
217	dest: rokuDeploy.getDestPath(
218	thePath,
219	this.program.options.files,
220	//some shells will toTowerCase the drive letter, so do it to rootDir for consistency
221	util.driveLetterToLower(this.rootDir)
222	)
223	};
224	this.program.setFile(	×
225	fileObj,
226	await this.getFileContents(fileObj.src)
227	);
228	} else if (event === 'unlink') {	×
229	this.program.removeFile(thePath);	×
230	}
231	//wait for change events to settle, and then execute `run`
232	await debouncedRunOnce();	×
233	});
234	}
235
236	/**
237	* The rootDir for this program.
238	*/
239	public get rootDir() {
240	return this.program.options.rootDir;	8✔
241	}
242
243	/**
244	* A method that is used to cancel a previous run task.
245	* Does nothing if previous run has completed or was already canceled
246	*/
247	private cancelLastRun = () => {	53✔
248	return Promise.resolve();	40✔
249	};
250
251	/**
252	* Run the entire process exactly one time.
253	*/
254	private runOnce() {
255	//clear the console
256	this.clearConsole();	40✔
257	let cancellationToken = { isCanceled: false };	40✔
258	//wait for the previous run to complete
259	let runPromise = this.cancelLastRun().then(() => {	40✔
260	//start the new run
261	return this._runOnce(cancellationToken);	40✔
262	}) as any;
263
264	//a function used to cancel this run
265	this.cancelLastRun = () => {	40✔
266	cancellationToken.isCanceled = true;	×
267	return runPromise;	×
268	};
269	return runPromise;	40✔
270	}
271
272	private printDiagnostics(diagnostics?: BsDiagnostic[]) {
273	if (this.options?.showDiagnosticsInConsole === false) {	46!
274	return;	33✔
275	}
276	if (!diagnostics) {	13✔
277	diagnostics = this.getDiagnostics();	5✔
278	}
279
280	//group the diagnostics by file
281	let diagnosticsByFile = {} as Record<string, BsDiagnostic[]>;	13✔
282	for (let diagnostic of diagnostics) {	13✔
283	if (!diagnosticsByFile[diagnostic.file.srcPath]) {	5!
284	diagnosticsByFile[diagnostic.file.srcPath] = [];	5✔
285	}
286	diagnosticsByFile[diagnostic.file.srcPath].push(diagnostic);	5✔
287	}
288
289	//get printing options
290	const options = diagnosticUtils.getPrintDiagnosticOptions(this.options);	13✔
291	const { cwd, emitFullPaths } = options;	13✔
292
293	let srcPaths = Object.keys(diagnosticsByFile).sort();	13✔
294	for (let srcPath of srcPaths) {	13✔
295	let diagnosticsForFile = diagnosticsByFile[srcPath];	5✔
296	//sort the diagnostics in line and column order
297	let sortedDiagnostics = diagnosticsForFile.sort((a, b) => {	5✔
298	return (	×
299	a.range.start.line - b.range.start.line \|\|	×
300	a.range.start.character - b.range.start.character
301	);
302	});
303
304	let filePath = srcPath;	5✔
305	if (!emitFullPaths) {	5!
306	filePath = path.relative(cwd, filePath);	5✔
307	}
308	//load the file text
309	const file = this.program?.getFile(srcPath);	5!
310	//get the file's in-memory contents if available
311	const lines = file?.fileContents?.split(/\r?\n/g) ?? [];	5✔
312
313	for (let diagnostic of sortedDiagnostics) {	5✔
314	//default the severity to error if undefined
315	let severity = typeof diagnostic.severity === 'number' ? diagnostic.severity : DiagnosticSeverity.Error;	5!
316	let relatedInformation = (diagnostic.relatedInformation ?? []).map(x => {	5!
317	let relatedInfoFilePath = URI.parse(x.location.uri).fsPath;	×
318	if (!emitFullPaths) {	×
319	relatedInfoFilePath = path.relative(cwd, relatedInfoFilePath);	×
320	}
321	return {	×
322	filePath: relatedInfoFilePath,
323	range: x.location.range,
324	message: x.message
325	};
326	});
327	//format output
328	diagnosticUtils.printDiagnostic(options, severity, filePath, lines, diagnostic, relatedInformation);	5✔
329	}
330	}
331	}
332
333	/**
334	* Run the process once, allowing cancelability.
335	* NOTE: This should only be called by `runOnce`.
336	*/
337	private async _runOnce(cancellationToken: { isCanceled: any }) {
338	let wereDiagnosticsPrinted = false;	40✔
339	try {	40✔
340	//maybe cancel?
341	if (cancellationToken.isCanceled === true) {	40!
342	return -1;	×
343	}
344	//validate program
345	this.validateProject();	40✔
346
347	//maybe cancel?
348	if (cancellationToken.isCanceled === true) {	40!
349	return -1;	×
350	}
351
352	const diagnostics = this.getDiagnostics();	40✔
353	this.printDiagnostics(diagnostics);	40✔
354	wereDiagnosticsPrinted = true;	40✔
355	let errorCount = diagnostics.filter(x => x.severity === DiagnosticSeverity.Error).length;	40✔
356
357	if (errorCount > 0) {	40✔
358	this.logger.log(`Found ${errorCount} ${errorCount === 1 ? 'error' : 'errors'}`);	1!
359	return errorCount;	1✔
360	}
361
362	//create the deployment package (and transpile as well)
363	await this.createPackageIfEnabled();	39✔
364
365	//maybe cancel?
366	if (cancellationToken.isCanceled === true) {	39!
367	return -1;	×
368	}
369
370	//deploy the package
371	await this.deployPackageIfEnabled();	39✔
372
373	return 0;	39✔
374	} catch (e) {
375	if (wereDiagnosticsPrinted === false) {	×
376	this.printDiagnostics();	×
377	}
378	throw e;	×
379	}
380	}
381
382	private async createPackageIfEnabled() {
383	if (this.options.copyToStaging \|\| this.options.createPackage \|\| this.options.deploy) {	39✔
384
385	//transpile the project
386	await this.transpile();	4✔
387
388	//create the zip file if configured to do so
389	if (this.options.createPackage !== false \|\| this.options.deploy) {	4✔
390	await this.logger.time(LogLevel.log, [`Creating package at ${this.options.outFile}`], async () => {	2✔
391	await rokuDeploy.zipPackage({	2✔
392	...this.options,
393	logLevel: this.options.logLevel as LogLevel,
394	outDir: util.getOutDir(this.options),
395	outFile: path.basename(this.options.outFile)
396	});
397	});
398	}
399	}
400	}
401
402	private transpileThrottler = new Throttler(0);	53✔
403	/**
404	* Transpiles the entire program into the staging folder
405	*/
406	public async transpile() {
407	await this.transpileThrottler.run(async () => {	4✔
408	let options = util.cwdWork(this.options.cwd, () => {	4✔
409	return rokuDeploy.getOptions({	4✔
410	...this.options,
411	logLevel: this.options.logLevel as LogLevel,
412	outDir: util.getOutDir(this.options),
413	outFile: path.basename(this.options.outFile)
414	});
415	});
416
417	//get every file referenced by the files array
418	let fileMap = await rokuDeploy.getFilePaths(options.files, options.rootDir);	4✔
419
420	//remove files currently loaded in the program, we will transpile those instead (even if just for source maps)
421	let filteredFileMap = [] as FileObj[];	4✔
422	for (let fileEntry of fileMap) {	4✔
423	if (this.program.hasFile(fileEntry.src) === false) {	4✔
424	filteredFileMap.push(fileEntry);	2✔
425	}
426	}
427
428	this.plugins.emit('beforePrepublish', this, filteredFileMap);	4✔
429
430	await this.logger.time(LogLevel.log, ['Copying to staging directory'], async () => {	4✔
431	//prepublish all non-program-loaded files to staging
432	await rokuDeploy.prepublishToStaging({	4✔
433	...options,
434	files: filteredFileMap
435	});
436	});
437
438	this.plugins.emit('afterPrepublish', this, filteredFileMap);	4✔
439	this.plugins.emit('beforePublish', this, fileMap);	4✔
440
441	await this.logger.time(LogLevel.log, ['Transpiling'], async () => {	4✔
442	//transpile any brighterscript files
443	await this.program.transpile(fileMap, options.stagingDir);	4✔
444	});
445
446	this.plugins.emit('afterPublish', this, fileMap);	4✔
447	});
448	}
449
450	private async deployPackageIfEnabled() {
451	//deploy the project if configured to do so
452	if (this.options.deploy) {	39!
453	await this.logger.time(LogLevel.log, ['Deploying package to', this.options.host], async () => {	×
454	await rokuDeploy.publish({	×
455	...this.options,
456	logLevel: this.options.logLevel as LogLevel,
457	outDir: util.getOutDir(this.options),
458	outFile: path.basename(this.options.outFile)
459	});
460	});
461	}
462	}
463
464	/**
465	* Parse and load the AST for every file in the project
466	*/
467	private async loadAllFilesAST() {
468	await this.logger.time(LogLevel.log, ['Parsing files'], async () => {	43✔
469	let errorCount = 0;	43✔
470	let files = await this.logger.time(LogLevel.debug, ['getFilePaths'], async () => {	43✔
471	return util.getFilePaths(this.options);	43✔
472	});
473	this.logger.trace('ProgramBuilder.loadAllFilesAST() files:', files);	43✔
474
475	const typedefFiles = [] as FileObj[];	43✔
476	const nonTypedefFiles = [] as FileObj[];	43✔
477	for (const file of files) {	43✔
478	const srcLower = file.src.toLowerCase();	26✔
479	if (srcLower.endsWith('.d.bs')) {	26✔
480	typedefFiles.push(file);	2✔
481	} else {
482	nonTypedefFiles.push(file);	24✔
483	}
484	}
485
486	//preload every type definition file first, which eliminates duplicate file loading
487	await Promise.all(	43✔
488	typedefFiles.map(async (fileObj) => {
489	try {	2✔
490	this.program.setFile(	2✔
491	fileObj,
492	await this.getFileContents(fileObj.src)
493	);
494	} catch (e) {
495	//log the error, but don't fail this process because the file might be fixable later
496	this.logger.log(e);	×
497	}
498	})
499	);
500
501	const acceptableExtensions = ['.bs', '.brs', '.xml'];	43✔
502	//parse every file other than the type definitions
503	await Promise.all(	43✔
504	nonTypedefFiles.map(async (fileObj) => {
505	try {	24✔
506	let fileExtension = path.extname(fileObj.src).toLowerCase();	24✔
507
508	//only process certain file types
509	if (acceptableExtensions.includes(fileExtension)) {	24✔
510	this.program.setFile(	20✔
511	fileObj,
512	await this.getFileContents(fileObj.src)
513	);
514	}
515	} catch (e) {
516	//log the error, but don't fail this process because the file might be fixable later
517	this.logger.log(e);	×
518	}
519	})
520	);
521	return errorCount;	43✔
522	});
523	}
524
525	/**
526	* Remove all files from the program that are in the specified folder path
527	* @param srcPath the path to the
528	*/
529	public removeFilesInFolder(srcPath: string) {
530	for (let filePath in this.program.files) {	×
531	//if the file path starts with the parent path and the file path does not exactly match the folder path
532	if (filePath.startsWith(srcPath) && filePath !== srcPath) {	×
533	this.program.removeFile(filePath);	×
534	}
535	}
536	}
537
538	/**
539	* Scan every file and resolve all variable references.
540	* If no errors were encountered, return true. Otherwise return false.
541	*/
542	private validateProject() {
543	this.program.validate();	40✔
544	}
545
546	public dispose() {
547	if (this.watcher) {	17!
548	this.watcher.dispose();	×
549	}
550	if (this.program) {	17!
551	this.program.dispose?.();	17!
552	}
553	if (this.watchInterval) {	17!
554	clearInterval(this.watchInterval);	×
555	}
556	}
557	}

rokucommunity / brighterscript / #10790

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