#14045

Committed 20 Mar 2025 07:09PM UTC coverage: 87.156% (-0.007%) from 87.163%

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Commit Message

Merge e33b1f944 into 0eceb0830

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69.82

/src/ProgramBuilder.ts

import * as debounce from 'debounce-promise';
import * as path from 'path';
import { rokuDeploy } from 'roku-deploy';
import type { LogLevel as RokuDeployLogLevel } from 'roku-deploy/dist/Logger';
import type { BsConfig, FinalizedBsConfig } from './BsConfig';
import type { 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 type { Logger } from './logging';
import { LogLevel, createLogger } from './logging';
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 type { BrsFile } from './files/BrsFile';
import { DiagnosticManager } from './DiagnosticManager';

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

    public constructor(
        options?: {
            logger?: Logger;
        }
    ) {
        this.logger = options?.logger ?? createLogger();
        this.plugins = new PluginInterface([], { logger: this.logger });

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

    public options: FinalizedBsConfig = util.normalizeConfig({});
    private isRunning = false;
    private watcher: Watcher | undefined;
    public program: Program | undefined;
    public logger: Logger;
    public plugins: PluginInterface;
    private fileResolvers = [] as FileResolver[];

    /**
     * Add file resolvers that will be able to provide file contents before loading from the file system
     * @param fileResolvers a list of file resolvers
     */
    public addFileResolver(...fileResolvers: FileResolver[]) {
        this.fileResolvers.push(...fileResolvers);
    }

    /**
     * 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`${srcPath}`;
        let reversedResolvers = [...this.fileResolvers].reverse();
        for (let fileResolver of reversedResolvers) {
            let result = await fileResolver(srcPath);
            if (typeof result === 'string' || Buffer.isBuffer(result)) {
                return result;
            }
        }
        throw new Error(`Could not load file "${srcPath}"`);
    }

    public diagnostics = new DiagnosticManager();

    public addDiagnostic(srcPath: string, diagnostic: Partial<BsDiagnostic>) {
        if (!this.program) {
            throw new Error('Cannot call `ProgramBuilder.addDiagnostic` before `ProgramBuilder.run()`');
        }
        if (!diagnostic.location) {
            diagnostic.location = {
                uri: util.pathToUri(srcPath),
                range: util.createRange(0, 0, 0, 0)
            };
        } else {
            diagnostic.location.uri = util.pathToUri(srcPath);
        }
        this.diagnostics.register(<any>diagnostic, { tags: ['ProgramBuilder'] });
    }

    public getDiagnostics(): BsDiagnostic[] {
        return this.diagnostics.getDiagnostics();
    }

    /**
     * Load the project and all the files, but don't run the validation, transpile, or watch cycles
     */
    public async load(options: BsConfig) {
        try {
            this.options = util.normalizeAndResolveConfig(options);
            if (this.options?.logLevel !== undefined) {
                this.logger.logLevel = this.options?.logLevel;
            }

            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) {
            //For now, just use a default options object so we have a functioning program
            this.options = util.normalizeConfig({
                showDiagnosticsInConsole: options?.showDiagnosticsInConsole
            });

            if (e?.location && e.message && e.code) {
                let err = e as BsDiagnostic;
                this.diagnostics.register(err);
            } else {
                //if this is not a diagnostic, something else is wrong...
                throw e;
            }

            this.printDiagnostics();
        }
        this.logger.logLevel = this.options.logLevel;

        this.createProgram();

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

    public async run(options: BsConfig & {
        /**
         * Should validation run? Default is `true`. You must set exlicitly to `false` to disable.
         * @deprecated this is an experimental flag, and its behavior may change in a future release
         * @default true
         */
        validate?: boolean;
    }) {
        if (options?.logLevel) {
            this.logger.logLevel = options.logLevel;
        }

        if (this.isRunning) {
            throw new Error('Server is already running');
        }
        this.isRunning = true;

        await this.load(options);

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

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

        this.plugins.emit('afterProgramCreate', {
            builder: this,
            program: this.program
        });

        return this.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}"`, this.options.plugins);
        for (let plugin of plugins) {
            this.plugins.add(plugin);
        }

        this.plugins.emit('beforeProgramCreate', {
            builder: 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 | undefined;

    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
            if (!this.program) {
                throw new Error('Internal invariant exception: somehow file watcher ran before `ProgramBuilder.run()`');
            }
            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() {
        if (!this.program) {
            throw new Error('Cannot access `ProgramBuilder.rootDir` until after `ProgramBuilder.run()`');
        }
        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(options?: { validate?: boolean }) {
        //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: cancellationToken,
                validate: options?.validate
            });
        }) 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) {
            const diagnosticFileKey = diagnostic.location?.uri ?? 'no-uri';
            if (!diagnosticsByFile[diagnosticFileKey]) {
                diagnosticsByFile[diagnosticFileKey] = [];
            }
            diagnosticsByFile[diagnosticFileKey].push(diagnostic);
        }

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

        let fileUris = Object.keys(diagnosticsByFile).sort();
        for (let fileUri of fileUris) {
            let diagnosticsForFile = diagnosticsByFile[fileUri];
            //sort the diagnostics in line and column order
            let sortedDiagnostics = diagnosticsForFile.sort((a, b) => {
                return (
                    (a.location?.range?.start.line ?? -1) - (b.location?.range?.start.line ?? -1) ||
                    (a.location?.range?.start.character ?? -1) - (b.location?.range?.start.character ?? -1)
                );
            });

            let filePath = util.uriToPath(fileUri);
            if (!emitFullPaths) {
                filePath = path.relative(cwd, filePath);
            }
            //load the file text
            const file = this.program?.getFile(fileUri);
            //get the file's in-memory contents if available
            const lines = (file as BrsFile)?.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 = (util.toDiagnostic(diagnostic, diagnostic.source)?.relatedInformation ?? []).map(x => {
                    let relatedInfoFilePath = util.uriToPath(x.location?.uri);
                    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 it to be cancelled.
     * NOTE: This should only be called by `runOnce`.
     */
    private async _runOnce(options: { cancellationToken: { isCanceled: any }; validate: boolean }) {
        let wereDiagnosticsPrinted = false;
        try {
            //maybe cancel?
            if (options?.cancellationToken?.isCanceled === true) {
                return -1;
            }
            //validate program. false means no, everything else (including missing) means true
            if (options?.validate !== false) {
                this.validateProject();
            }

            //maybe cancel?
            if (options?.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 (options?.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 unknown as RokuDeployLogLevel,
                        outDir: util.getOutDir(this.options),
                        outFile: path.basename(this.options.outFile)
                    });
                });
            }
        }
    }

    private buildThrottler = new Throttler(0);

    /**
     * Build the entire project and place the contents into the staging directory
     */
    public async build() {
        await this.buildThrottler.run(async () => {
            //get every file referenced by the files array
            let fileMap = Object.values(this.program.files).map(x => {
                return {
                    src: x.srcPath,
                    dest: x.destPath
                };
            });

            //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);
                }
            }

            await this.logger.time(LogLevel.log, ['Building'], async () => {
                //transpile any brighterscript files
                await this.program!.build();
            });
        });
    }

    /**
     * Transpiles the entire program into the staging folder
     * @deprecated use `.build()` instead
     */
    public async transpile() {
        return this.build();
    }

    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 unknown as RokuDeployLogLevel,
                    outDir: util.getOutDir(this.options),
                    outFile: path.basename(this.options.outFile)
                });
            });
        }
    }

    /**
     * Load every file into the project
     */
    private async loadFiles() {
        await this.logger.time(LogLevel.log, ['load files'], async () => {
            let files = await this.logger.time(LogLevel.debug, ['getFilePaths'], async () => {
                return util.getFilePaths(this.options);
            });
            this.logger.trace('ProgramBuilder.loadFiles() files:', files);

            const typedefFiles = [] as FileObj[];
            const allOtherFiles = [] as FileObj[];
            let manifestFile: FileObj | null = null;

            for (const file of files) {
                // typedef files
                if (/\.d\.bs$/i.test(file.dest)) {
                    typedefFiles.push(file);

                    // all other files
                } else {
                    if (/^manifest$/i.test(file.dest)) {
                        //manifest file
                        manifestFile = file;
                    }
                    allOtherFiles.push(file);
                }
            }

            //load the manifest file first
            if (manifestFile) {
                this.program!.loadManifest(manifestFile, false);
            }

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

    /**
     * Remove all files from the program that are in the specified folder path
     * @param srcPath the path to the folder to remove
     */
    public removeFilesInFolder(srcPath: string): boolean {
        let removedSomeFiles = false;
        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);
                removedSomeFiles = true;
            }
        }
        return removedSomeFiles;
    }

    /**
     * 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 { LogLevel as RokuDeployLogLevel } from 'roku-deploy/dist/Logger';
5	import type { BsConfig, FinalizedBsConfig } from './BsConfig';
6	import type { BsDiagnostic, FileObj, FileResolver } from './interfaces';
7	import { Program } from './Program';	1✔
8	import { standardizePath as s, util } from './util';	1✔
9	import { Watcher } from './Watcher';	1✔
10	import { DiagnosticSeverity } from 'vscode-languageserver';	1✔
11	import type { Logger } from './logging';
12	import { LogLevel, createLogger } from './logging';	1✔
13	import PluginInterface from './PluginInterface';	1✔
14	import * as diagnosticUtils from './diagnosticUtils';	1✔
15	import * as fsExtra from 'fs-extra';	1✔
16	import * as requireRelative from 'require-relative';	1✔
17	import { Throttler } from './Throttler';	1✔
18	import type { BrsFile } from './files/BrsFile';
19	import { DiagnosticManager } from './DiagnosticManager';	1✔
20
21	/**
22	* A runner class that handles
23	*/
24	export class ProgramBuilder {	1✔
25
26	public constructor(
27	options?: {
28	logger?: Logger;
29	}
30	) {
31	this.logger = options?.logger ?? createLogger();	113✔
32	this.plugins = new PluginInterface([], { logger: this.logger });	113✔
33
34	//add the default file resolver (used to load source file contents).
35	this.addFileResolver((filePath) => {	113✔
36	return fsExtra.readFile(filePath);	81✔
37	});
38	}
39	/**
40	* Determines whether the console should be cleared after a run (true for cli, false for languageserver)
41	*/
42	public allowConsoleClearing = true;	113✔
43
44	public options: FinalizedBsConfig = util.normalizeConfig({});	113✔
45	private isRunning = false;	113✔
46	private watcher: Watcher \| undefined;
47	public program: Program \| undefined;
48	public logger: Logger;
49	public plugins: PluginInterface;
50	private fileResolvers = [] as FileResolver[];	113✔
51
52	/**
53	* Add file resolvers that will be able to provide file contents before loading from the file system
54	* @param fileResolvers a list of file resolvers
55	*/
56	public addFileResolver(...fileResolvers: FileResolver[]) {
57	this.fileResolvers.push(...fileResolvers);	113✔
58	}
59
60	/**
61	* Get the contents of the specified file as a string.
62	* This walks backwards through the file resolvers until we get a value.
63	* This allow the language server to provide file contents directly from memory.
64	*/
65	public async getFileContents(srcPath: string) {
66	srcPath = s`${srcPath}`;	81✔
67	let reversedResolvers = [...this.fileResolvers].reverse();	81✔
68	for (let fileResolver of reversedResolvers) {	81✔
69	let result = await fileResolver(srcPath);	86✔
70	if (typeof result === 'string' \|\| Buffer.isBuffer(result)) {	86✔
71	return result;	81✔
72	}
73	}
UNCOV 74	throw new Error(`Could not load file "${srcPath}"`);	×
75	}
76
77	public diagnostics = new DiagnosticManager();	113✔
78
79	public addDiagnostic(srcPath: string, diagnostic: Partial<BsDiagnostic>) {
UNCOV 80	if (!this.program) {	×
UNCOV 81	throw new Error('Cannot call `ProgramBuilder.addDiagnostic` before `ProgramBuilder.run()`');	×
82	}
UNCOV 83	if (!diagnostic.location) {	×
UNCOV 84	diagnostic.location = {	×
85	uri: util.pathToUri(srcPath),
86	range: util.createRange(0, 0, 0, 0)
87	};
88	} else {
UNCOV 89	diagnostic.location.uri = util.pathToUri(srcPath);	×
90	}
UNCOV 91	this.diagnostics.register(<any>diagnostic, { tags: ['ProgramBuilder'] });	×
92	}
93
94	public getDiagnostics(): BsDiagnostic[] {
95	return this.diagnostics.getDiagnostics();	220✔
96	}
97
98	/**
99	* Load the project and all the files, but don't run the validation, transpile, or watch cycles
100	*/
101	public async load(options: BsConfig) {
102	try {	96✔
103	this.options = util.normalizeAndResolveConfig(options);	96✔
104	if (this.options?.logLevel !== undefined) {	94!
105	this.logger.logLevel = this.options?.logLevel;	94!
106	}
107
108	if (this.options.noProject) {	94!
UNCOV 109	this.logger.log(`'no-project' flag is set so bsconfig.json loading is disabled'`);	×
110	} else if (this.options.project) {	94✔
111	this.logger.log(`Using config file: "${this.options.project}"`);	35✔
112	} else {
113	this.logger.log(`No bsconfig.json file found, using default options`);	59✔
114	}
115	this.loadRequires();	94✔
116	this.loadPlugins();	94✔
117	} catch (e: any) {
118	//For now, just use a default options object so we have a functioning program
119	this.options = util.normalizeConfig({	2✔
120	showDiagnosticsInConsole: options?.showDiagnosticsInConsole	6!
121	});
122
123	if (e?.location && e.message && e.code) {	2!
124	let err = e as BsDiagnostic;	2✔
125	this.diagnostics.register(err);	2✔
126	} else {
127	//if this is not a diagnostic, something else is wrong...
UNCOV 128	throw e;	×
129	}
130
131	this.printDiagnostics();	2✔
132	}
133	this.logger.logLevel = this.options.logLevel;	96✔
134
135	this.createProgram();	96✔
136
137	//parse every file in the entire project
138	await this.loadFiles();	96✔
139	}
140
141	public async run(options: BsConfig & {
142	/**
143	* Should validation run? Default is `true`. You must set exlicitly to `false` to disable.
144	* @deprecated this is an experimental flag, and its behavior may change in a future release
145	* @default true
146	*/
147	validate?: boolean;
148	}) {
149	if (options?.logLevel) {	96✔
150	this.logger.logLevel = options.logLevel;	4✔
151	}
152
153	if (this.isRunning) {	96!
UNCOV 154	throw new Error('Server is already running');	×
155	}
156	this.isRunning = true;	96✔
157
158	await this.load(options);	96✔
159
160	if (this.options.watch) {	96!
UNCOV 161	this.logger.log('Starting compilation in watch mode...');	×
NEW 162	await this.runOnce({	×
163	validate: options?.validate	×
164	});
UNCOV 165	this.enableWatchMode();	×
166	} else {
167	await this.runOnce({	96✔
168	validate: options?.validate	288✔
169	});
170	}
171	}
172
173	protected createProgram() {
174	this.program = new Program(this.options, this.logger, this.plugins, this.diagnostics);	98✔
175
176	this.plugins.emit('afterProgramCreate', {	98✔
177	builder: this,
178	program: this.program
179	});
180
181	return this.program;	98✔
182	}
183
184	protected loadPlugins() {
185	const cwd = this.options.cwd ?? process.cwd();	94!
186	const plugins = util.loadPlugins(	94✔
187	cwd,
188	this.options.plugins ?? [],	282!
UNCOV 189	(pathOrModule, err) => this.logger.error(`Error when loading plugin '${pathOrModule}':`, err)	×
190	);
191	this.logger.log(`Loading ${this.options.plugins?.length ?? 0} plugins for cwd "${cwd}"`, this.options.plugins);	94!
192	for (let plugin of plugins) {	94✔
193	this.plugins.add(plugin);	1✔
194	}
195
196	this.plugins.emit('beforeProgramCreate', {	94✔
197	builder: this
198	});
199	}
200
201	/**
202	* `require()` every options.require path
203	*/
204	protected loadRequires() {
205	for (const dep of this.options.require ?? []) {	94✔
206	requireRelative(dep, this.options.cwd);	2✔
207	}
208	}
209
210	private clearConsole() {
211	if (this.allowConsoleClearing) {	93!
212	util.clearConsole();	93✔
213	}
214	}
215
216	/**
217	* A handle for the watch mode interval that keeps the process alive.
218	* We need this so we can clear it if the builder is disposed
219	*/
220	private watchInterval: NodeJS.Timer \| undefined;
221
222	public enableWatchMode() {
UNCOV 223	this.watcher = new Watcher(this.options);	×
UNCOV 224	if (this.watchInterval) {	×
UNCOV 225	clearInterval(this.watchInterval);	×
226	}
227	//keep the process alive indefinitely by setting an interval that runs once every 12 days
UNCOV 228	this.watchInterval = setInterval(() => { }, 1073741824);	×
229
230	//clear the console
UNCOV 231	this.clearConsole();	×
232
UNCOV 233	let fileObjects = rokuDeploy.normalizeFilesArray(this.options.files ? this.options.files : []);	×
234
235	//add each set of files to the file watcher
UNCOV 236	for (let fileObject of fileObjects) {	×
UNCOV 237	let src = typeof fileObject === 'string' ? fileObject : fileObject.src;	×
UNCOV 238	this.watcher.watch(src);	×
239	}
240
UNCOV 241	this.logger.log('Watching for file changes...');	×
242
UNCOV 243	let debouncedRunOnce = debounce(async () => {	×
UNCOV 244	this.logger.log('File change detected. Starting incremental compilation...');	×
UNCOV 245	await this.runOnce();	×
UNCOV 246	this.logger.log(`Watching for file changes.`);	×
247	}, 50);
248
249	//on any file watcher event
UNCOV 250	this.watcher.on('all', async (event: string, thePath: string) => { //eslint-disable-line @typescript-eslint/no-misused-promises	×
UNCOV 251	if (!this.program) {	×
252	throw new Error('Internal invariant exception: somehow file watcher ran before `ProgramBuilder.run()`');	×
253	}
254	thePath = s`${path.resolve(this.rootDir, thePath)}`;	×
UNCOV 255	if (event === 'add' \|\| event === 'change') {	×
UNCOV 256	const fileObj = {	×
257	src: thePath,
258	dest: rokuDeploy.getDestPath(
259	thePath,
260	this.program.options.files,
261	//some shells will toTowerCase the drive letter, so do it to rootDir for consistency
262	util.driveLetterToLower(this.rootDir)
263	)
264	};
265	this.program.setFile(	×
266	fileObj,
267	await this.getFileContents(fileObj.src)
268	);
UNCOV 269	} else if (event === 'unlink') {	×
270	this.program.removeFile(thePath);	×
271	}
272	//wait for change events to settle, and then execute `run`
273	await debouncedRunOnce();	×
274	});
275	}
276
277	/**
278	* The rootDir for this program.
279	*/
280	public get rootDir() {
281	if (!this.program) {	×
UNCOV 282	throw new Error('Cannot access `ProgramBuilder.rootDir` until after `ProgramBuilder.run()`');	×
283	}
284	return this.program.options.rootDir;	×
285	}
286
287	/**
288	* A method that is used to cancel a previous run task.
289	* Does nothing if previous run has completed or was already canceled
290	*/
291	private cancelLastRun = () => {	113✔
292	return Promise.resolve();	93✔
293	};
294
295	/**
296	* Run the entire process exactly one time.
297	*/
298	private runOnce(options?: { validate?: boolean }) {
299	//clear the console
300	this.clearConsole();	93✔
301	let cancellationToken = { isCanceled: false };	93✔
302	//wait for the previous run to complete
303	let runPromise = this.cancelLastRun().then(() => {	93✔
304	//start the new run
305	return this._runOnce({	93✔
306	cancellationToken: cancellationToken,
307	validate: options?.validate	279!
308	});
309	}) as any;
310
311	//a function used to cancel this run
312	this.cancelLastRun = () => {	93✔
313	cancellationToken.isCanceled = true;	×
314	return runPromise;	×
315	};
316	return runPromise;	93✔
317	}
318
319	private printDiagnostics(diagnostics?: BsDiagnostic[]) {
320	if (this.options?.showDiagnosticsInConsole === false) {	101!
321	return;	85✔
322	}
323	if (!diagnostics) {	16✔
324	diagnostics = this.getDiagnostics();	6✔
325	}
326
327	//group the diagnostics by file
328	let diagnosticsByFile = {} as Record<string, BsDiagnostic[]>;	16✔
329	for (let diagnostic of diagnostics) {	16✔
330	const diagnosticFileKey = diagnostic.location?.uri ?? 'no-uri';	7✔
331	if (!diagnosticsByFile[diagnosticFileKey]) {	7✔
332	diagnosticsByFile[diagnosticFileKey] = [];	6✔
333	}
334	diagnosticsByFile[diagnosticFileKey].push(diagnostic);	7✔
335	}
336
337	//get printing options
338	const options = diagnosticUtils.getPrintDiagnosticOptions(this.options);	16✔
339	const { cwd, emitFullPaths } = options;	16✔
340
341	let fileUris = Object.keys(diagnosticsByFile).sort();	16✔
342	for (let fileUri of fileUris) {	16✔
343	let diagnosticsForFile = diagnosticsByFile[fileUri];	6✔
344	//sort the diagnostics in line and column order
345	let sortedDiagnostics = diagnosticsForFile.sort((a, b) => {	6✔
346	return (	1✔
347	(a.location?.range?.start.line ?? -1) - (b.location?.range?.start.line ?? -1) \|\|	20!
348	(a.location?.range?.start.character ?? -1) - (b.location?.range?.start.character ?? -1)	18!
349	);
350	});
351
352	let filePath = util.uriToPath(fileUri);	6✔
353	if (!emitFullPaths) {	6!
354	filePath = path.relative(cwd, filePath);	6✔
355	}
356	//load the file text
357	const file = this.program?.getFile(fileUri);	6!
358	//get the file's in-memory contents if available
359	const lines = (file as BrsFile)?.fileContents?.split(/\r?\n/g) ?? [];	6!
360
361	for (let diagnostic of sortedDiagnostics) {	6✔
362	//default the severity to error if undefined
363	let severity = typeof diagnostic.severity === 'number' ? diagnostic.severity : DiagnosticSeverity.Error;	7✔
364	let relatedInformation = (util.toDiagnostic(diagnostic, diagnostic.source)?.relatedInformation ?? []).map(x => {	7!
UNCOV 365	let relatedInfoFilePath = util.uriToPath(x.location?.uri);	×
UNCOV 366	if (!emitFullPaths) {	×
UNCOV 367	relatedInfoFilePath = path.relative(cwd, relatedInfoFilePath);	×
368	}
UNCOV 369	return {	×
370	filePath: relatedInfoFilePath,
371	range: x.location.range,
372	message: x.message
373	};
374	});
375	//format output
376	diagnosticUtils.printDiagnostic(options, severity, filePath, lines, diagnostic, relatedInformation);	7✔
377	}
378	}
379	}
380
381	/**
382	* Run the process once, allowing it to be cancelled.
383	* NOTE: This should only be called by `runOnce`.
384	*/
385	private async _runOnce(options: { cancellationToken: { isCanceled: any }; validate: boolean }) {
386	let wereDiagnosticsPrinted = false;	93✔
387	try {	93✔
388	//maybe cancel?
389	if (options?.cancellationToken?.isCanceled === true) {	93!
UNCOV 390	return -1;	×
391	}
392	//validate program. false means no, everything else (including missing) means true
393	if (options?.validate !== false) {	93!
394	this.validateProject();	9✔
395	}
396
397	//maybe cancel?
398	if (options?.cancellationToken?.isCanceled === true) {	93!
399	return -1;	×
400	}
401
402	const diagnostics = this.getDiagnostics();	93✔
403	this.printDiagnostics(diagnostics);	93✔
404	wereDiagnosticsPrinted = true;	93✔
405	let errorCount = diagnostics.filter(x => x.severity === DiagnosticSeverity.Error).length;	93✔
406
407	if (errorCount > 0) {	93✔
408	this.logger.log(`Found ${errorCount} ${errorCount === 1 ? 'error' : 'errors'}`);	2!
409	return errorCount;	2✔
410	}
411
412	//create the deployment package (and transpile as well)
413	await this.createPackageIfEnabled();	91✔
414
415	//maybe cancel?
416	if (options?.cancellationToken?.isCanceled === true) {	91!
UNCOV 417	return -1;	×
418	}
419
420	//deploy the package
421	await this.deployPackageIfEnabled();	91✔
422
423	return 0;	91✔
424	} catch (e) {
UNCOV 425	if (wereDiagnosticsPrinted === false) {	×
UNCOV 426	this.printDiagnostics();	×
427	}
UNCOV 428	throw e;	×
429	}
430	}
431
432	private async createPackageIfEnabled() {
433	if (this.options.copyToStaging \|\| this.options.createPackage \|\| this.options.deploy) {	91✔
434
435	//transpile the project
436	await this.transpile();	6✔
437
438	//create the zip file if configured to do so
439	if (this.options.createPackage !== false \|\| this.options.deploy) {	6✔
440	await this.logger.time(LogLevel.log, [`Creating package at ${this.options.outFile}`], async () => {	2✔
441	await rokuDeploy.zipPackage({	2✔
442	...this.options,
443	logLevel: this.options.logLevel as unknown as RokuDeployLogLevel,
444	outDir: util.getOutDir(this.options),
445	outFile: path.basename(this.options.outFile)
446	});
447	});
448	}
449	}
450	}
451
452	private buildThrottler = new Throttler(0);	113✔
453
454	/**
455	* Build the entire project and place the contents into the staging directory
456	*/
457	public async build() {
458	await this.buildThrottler.run(async () => {	6✔
459	//get every file referenced by the files array
460	let fileMap = Object.values(this.program.files).map(x => {	6✔
461	return {	10✔
462	src: x.srcPath,
463	dest: x.destPath
464	};
465	});
466
467	//remove files currently loaded in the program, we will transpile those instead (even if just for source maps)
468	let filteredFileMap = [] as FileObj[];	6✔
469
470	for (let fileEntry of fileMap) {	6✔
471	if (this.program!.hasFile(fileEntry.src) === false) {	10!
UNCOV 472	filteredFileMap.push(fileEntry);	×
473	}
474	}
475
476	await this.logger.time(LogLevel.log, ['Building'], async () => {	6✔
477	//transpile any brighterscript files
478	await this.program!.build();	6✔
479	});
480	});
481	}
482
483	/**
484	* Transpiles the entire program into the staging folder
485	* @deprecated use `.build()` instead
486	*/
487	public async transpile() {
488	return this.build();	6✔
489	}
490
491	private async deployPackageIfEnabled() {
492	//deploy the project if configured to do so
493	if (this.options.deploy) {	91!
UNCOV 494	await this.logger.time(LogLevel.log, ['Deploying package to', this.options.host], async () => {	×
UNCOV 495	await rokuDeploy.publish({	×
496	...this.options,
497	logLevel: this.options.logLevel as unknown as RokuDeployLogLevel,
498	outDir: util.getOutDir(this.options),
499	outFile: path.basename(this.options.outFile)
500	});
501	});
502	}
503	}
504
505	/**
506	* Load every file into the project
507	*/
508	private async loadFiles() {
509	await this.logger.time(LogLevel.log, ['load files'], async () => {	98✔
510	let files = await this.logger.time(LogLevel.debug, ['getFilePaths'], async () => {	98✔
511	return util.getFilePaths(this.options);	98✔
512	});
513	this.logger.trace('ProgramBuilder.loadFiles() files:', files);	98✔
514
515	const typedefFiles = [] as FileObj[];	98✔
516	const allOtherFiles = [] as FileObj[];	98✔
517	let manifestFile: FileObj \| null = null;	98✔
518
519	for (const file of files) {	98✔
520	// typedef files
521	if (/\.d\.bs$/i.test(file.dest)) {	88✔
522	typedefFiles.push(file);	2✔
523
524	// all other files
525	} else {
526	if (/^manifest$/i.test(file.dest)) {	86✔
527	//manifest file
528	manifestFile = file;	9✔
529	}
530	allOtherFiles.push(file);	86✔
531	}
532	}
533
534	//load the manifest file first
535	if (manifestFile) {	98✔
536	this.program!.loadManifest(manifestFile, false);	9✔
537	}
538
539	const loadFile = async (fileObj) => {	98✔
540	try {	88✔
541	this.program!.setFile(fileObj, await this.getFileContents(fileObj.src));	88✔
542	} catch (e) {
UNCOV 543	this.logger.log(e); // log the error, but don't fail this process because the file might be fixable later	×
544	}
545	};
546	// preload every type definition file, which eliminates duplicate file loading
547	await Promise.all(typedefFiles.map(loadFile));	98✔
548	// load all other files
549	await Promise.all(allOtherFiles.map(loadFile));	98✔
550	});
551	}
552
553	/**
554	* Remove all files from the program that are in the specified folder path
555	* @param srcPath the path to the folder to remove
556	*/
557	public removeFilesInFolder(srcPath: string): boolean {
NEW 558	let removedSomeFiles = false;	×
UNCOV 559	for (let filePath in this.program.files) {	×
560	//if the file path starts with the parent path and the file path does not exactly match the folder path
UNCOV 561	if (filePath.startsWith(srcPath) && filePath !== srcPath) {	×
UNCOV 562	this.program.removeFile(filePath);	×
NEW 563	removedSomeFiles = true;	×
564	}
565	}
NEW 566	return removedSomeFiles;	×
567	}
568
569	/**
570	* Scan every file and resolve all variable references.
571	* If no errors were encountered, return true. Otherwise return false.
572	*/
573	private validateProject() {
574	this.program.validate();	8✔
575	}
576
577	public dispose() {
578	if (this.watcher) {	106!
UNCOV 579	this.watcher.dispose();	×
580	}
581	if (this.program) {	106!
582	this.program.dispose?.();	106!
583	}
584	if (this.watchInterval) {	106!
UNCOV 585	clearInterval(this.watchInterval);	×
586	}
587	}
588	}

rokucommunity / brighterscript / #14045

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