#901

Committed 17 May 2024 06:41PM UTC coverage: 90.608%. Remained the same

Build # #901

Build Type

push

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Commit Message

0.10.24

Run Details

515 of 611 branches covered (84.29%)

Branch coverage included in aggregate %.

633 of 656 relevant lines covered (96.49%)

67.42 hits per line

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98.82

/src/prefixer/ModuleManager.ts

/* eslint-disable @typescript-eslint/consistent-indexed-object-style */
import { RopmModule } from './RopmModule';
import * as semver from 'semver';
import type { ModuleDependency } from '../util';
import { util } from '../util';

export class ModuleManager {
    public modules = [] as RopmModule[];

    /**
     * A list of all direct dependencies of the host application.
     * This is used to pick which version prettier prefixes whenever there's multiple versions required
     */
    public hostDependencies = [] as ModuleDependency[];

    /**
     * The absolute path to the rootDir of the host application
     */
    public hostRootDir!: string;

    /**
     * A list of npm aliases of modules that should not have their source code prefixed during ropm install.
     * This is the npm alias name.
     */
    public noprefixNpmAliases = [] as string[];

    /**
     * A list of ropm aliases of modules that should not have their source code prefixed during ropm install.
     * This is the ropm alias name, and is only resolved later in the process so don't use this unless you know for sure it is populated
     */
    private noprefixRopmAliases = [] as string[];

    /**
     * Add a new project to the prefixer
     * @param filePaths the list of absolute file paths for this project
     * @param prefix the prefix to give all of this module's own functions and components (and their internal usage)
     * @param prefixMap if this module has its own dependencies, then this prefix map allows us to rename those prefixes
     */
    public addModule(modulePath: string) {
        this.modules.push(
            new RopmModule(this.hostRootDir, modulePath)
        );
    }

    /**
     * Initialize all modules
     */
    public async process() {
        //init all modules
        await Promise.all(
            this.modules.map(x => x.init())
        );

        //remove duplicate/unnecessary modules
        await this.reduceModulesAndCreatePrefixMaps();

        //copy every file from every module to its target location
        await Promise.all(
            this.modules.map(x => x.copyFiles())
        );

        //have each module apply transforms (rename functions, components, file paths, etc...)
        await Promise.all(
            this.modules.map(x => x.transform(this.noprefixRopmAliases))
        );
    }

    /**
     * Reduce the number of dependencies to only one version for each major.
     * Then, remove unnecessary dependencies
     */
    public async reduceModulesAndCreatePrefixMaps() {
        //remove non-valid dependencies
        this.modules = this.modules.filter(x => x.isValid);

        const reducedDependencies = this.getReducedDependencies();

        //discard any modules that are not in the list
        for (let i = this.modules.length - 1; i >= 0; i--) {
            const module = this.modules[i];

            const dep = reducedDependencies.find((dep) => {
                return dep.version === module.version && dep.npmModuleName === module.npmModuleName;
            });

            //remove if not an approved module
            if (!dep) {
                this.modules.splice(i, 1);
            }
        }

        this.noprefixRopmAliases = this.modules.filter(x => this.noprefixNpmAliases.includes(x.npmAliasName)).map(x => x.ropmModuleName);

        //give each module the approved list of dependencies
        await Promise.all(
            this.modules.map(x => x.createPrefixMap(reducedDependencies))
        );
    }

    /**
     * Gather the entire list of dependencies, and then reduce them all to the highest minor/patch version within each major.
     * Also derive the optimal ropm alias for each dependency based on the host app aliases and the aliases from all dependencies
     */
    public getReducedDependencies() {
        //versions[moduleName][dominantVersion] = highestVersionNumber
        const moduleVersions = {} as {
            [moduleName: string]: {
                //the dominantVersion is a single int, or the full version number for pre-release versions
                [dominantVersion: string]: {
                    highestVersion: string;
                    aliases: string[];
                };
            };
        };

        //for each package of the same name, compute the highest version within each major version range
        for (const module of this.modules) {
            const npmModuleNameLower = module.npmModuleName.toLowerCase();
            //make the bucket if not exist
            if (!moduleVersions[npmModuleNameLower]) {
                moduleVersions[npmModuleNameLower] = {};
            }
            const dominantVersion = util.getDominantVersion(module.version);

            if (!moduleVersions[npmModuleNameLower][dominantVersion]) {
                moduleVersions[npmModuleNameLower][dominantVersion] = {
                    highestVersion: module.version,
                    aliases: []
                };
            }
            const previousVersion = moduleVersions[npmModuleNameLower][dominantVersion].highestVersion ?? module.version;
            //if this new version is higher, keep it
            if (semver.compare(module.version, previousVersion) > 0) {
                moduleVersions[npmModuleNameLower][dominantVersion].highestVersion = module.version;
            }
            moduleVersions[npmModuleNameLower][dominantVersion].aliases.push(module.ropmModuleName);
        }

        const result = [] as Dependency[];

        //compute the list of unique aliases
        for (const moduleName in moduleVersions) {
            const dominantVersions = Object.keys(moduleVersions[moduleName]).sort();
            for (let i = 0; i < dominantVersions.length; i++) {
                const dominantVersion = dominantVersions[i];

                const hostDependency = this.hostDependencies.find(
                    dep => dep.npmModuleName === moduleName && util.getDominantVersion(dep.version) === dominantVersion
                );

                const obj = moduleVersions[moduleName][dominantVersion];
                //convert the version number into a valid roku identifier
                const dominantVersionIdentifier = util.prereleaseToRokuIdentifier(dominantVersion);

                let version: string;
                if (semver.prerelease(dominantVersion)) {
                    //use exactly this prerelease version
                    version = dominantVersion;
                } else {
                    //use the highest version within this major range
                    version = semver.maxSatisfying([obj.highestVersion, hostDependency?.version ?? '0.0.0'], '*') as string;
                }

                result.push({
                    dominantVersion: dominantVersion.toString(),
                    npmModuleName: moduleName,
                    //use the hosts's alias, or default to the module name
                    ropmModuleName: hostDependency?.npmAlias
                        ? util.getRopmNameFromModuleName(hostDependency.npmAlias)
                        : `${util.getRopmNameFromModuleName(moduleName)}_v${dominantVersionIdentifier}`,
                    version: version
                });
            }
        }

        return result;
    }
}

export interface Dependency {
    npmModuleName: string;
    /**
     * The dominant version of the dependency. This will be the major version in most cases, will be the full version string for pre-release versions
     */
    dominantVersion: string;
    version: string;
    ropmModuleName: string;
}

1	/* eslint-disable @typescript-eslint/consistent-indexed-object-style */
2	import { RopmModule } from './RopmModule';	1✔
3	import * as semver from 'semver';	1✔
4	import type { ModuleDependency } from '../util';
5	import { util } from '../util';	1✔
6
7	export class ModuleManager {	1✔
8	public modules = [] as RopmModule[];	104✔
9
10	/**
11	* A list of all direct dependencies of the host application.
12	* This is used to pick which version prettier prefixes whenever there's multiple versions required
13	*/
14	public hostDependencies = [] as ModuleDependency[];	104✔
15
16	/**
17	* The absolute path to the rootDir of the host application
18	*/
19	public hostRootDir!: string;
20
21	/**
22	* A list of npm aliases of modules that should not have their source code prefixed during ropm install.
23	* This is the npm alias name.
24	*/
25	public noprefixNpmAliases = [] as string[];	104✔
26
27	/**
28	* A list of ropm aliases of modules that should not have their source code prefixed during ropm install.
29	* This is the ropm alias name, and is only resolved later in the process so don't use this unless you know for sure it is populated
30	*/
31	private noprefixRopmAliases = [] as string[];	104✔
32
33	/**
34	* Add a new project to the prefixer
35	* @param filePaths the list of absolute file paths for this project
36	* @param prefix the prefix to give all of this module's own functions and components (and their internal usage)
37	* @param prefixMap if this module has its own dependencies, then this prefix map allows us to rename those prefixes
38	*/
39	public addModule(modulePath: string) {
40	this.modules.push(	20✔
41	new RopmModule(this.hostRootDir, modulePath)
42	);
43	}
44
45	/**
46	* Initialize all modules
47	*/
48	public async process() {
49	//init all modules
50	await Promise.all(	85✔
51	this.modules.map(x => x.init())	107✔
52	);
53
54	//remove duplicate/unnecessary modules
55	await this.reduceModulesAndCreatePrefixMaps();	85✔
56
57	//copy every file from every module to its target location
58	await Promise.all(	85✔
59	this.modules.map(x => x.copyFiles())	100✔
60	);
61
62	//have each module apply transforms (rename functions, components, file paths, etc...)
63	await Promise.all(	85✔
64	this.modules.map(x => x.transform(this.noprefixRopmAliases))	100✔
65	);
66	}
67
68	/**
69	* Reduce the number of dependencies to only one version for each major.
70	* Then, remove unnecessary dependencies
71	*/
72	public async reduceModulesAndCreatePrefixMaps() {
73	//remove non-valid dependencies
74	this.modules = this.modules.filter(x => x.isValid);	111✔
75
76	const reducedDependencies = this.getReducedDependencies();	87✔
77
78	//discard any modules that are not in the list
79	for (let i = this.modules.length - 1; i >= 0; i--) {	87✔
80	const module = this.modules[i];	108✔
81
82	const dep = reducedDependencies.find((dep) => {	108✔
83	return dep.version === module.version && dep.npmModuleName === module.npmModuleName;	135✔
84	});
85
86	//remove if not an approved module
87	if (!dep) {	108✔
88	this.modules.splice(i, 1);	4✔
89	}
90	}
91
92	this.noprefixRopmAliases = this.modules.filter(x => this.noprefixNpmAliases.includes(x.npmAliasName)).map(x => x.ropmModuleName);	104✔
93
94	//give each module the approved list of dependencies
95	await Promise.all(	87✔
96	this.modules.map(x => x.createPrefixMap(reducedDependencies))	104✔
97	);
98	}
99
100	/**
101	* Gather the entire list of dependencies, and then reduce them all to the highest minor/patch version within each major.
102	* Also derive the optimal ropm alias for each dependency based on the host app aliases and the aliases from all dependencies
103	*/
104	public getReducedDependencies() {
105	//versions[moduleName][dominantVersion] = highestVersionNumber
106	const moduleVersions = {} as {	94✔
107	[moduleName: string]: {
108	//the dominantVersion is a single int, or the full version number for pre-release versions
109	[dominantVersion: string]: {
110	highestVersion: string;
111	aliases: string[];
112	};
113	};
114	};
115
116	//for each package of the same name, compute the highest version within each major version range
117	for (const module of this.modules) {	94✔
118	const npmModuleNameLower = module.npmModuleName.toLowerCase();	119✔
119	//make the bucket if not exist
120	if (!moduleVersions[npmModuleNameLower]) {	119✔
121	moduleVersions[npmModuleNameLower] = {};	108✔
122	}
123	const dominantVersion = util.getDominantVersion(module.version);	119✔
124
125	if (!moduleVersions[npmModuleNameLower][dominantVersion]) {	119✔
126	moduleVersions[npmModuleNameLower][dominantVersion] = {	117✔
127	highestVersion: module.version,
128	aliases: []
129	};
130	}
131	const previousVersion = moduleVersions[npmModuleNameLower][dominantVersion].highestVersion ?? module.version;	119!
132	//if this new version is higher, keep it
133	if (semver.compare(module.version, previousVersion) > 0) {	119✔
134	moduleVersions[npmModuleNameLower][dominantVersion].highestVersion = module.version;	2✔
135	}
136	moduleVersions[npmModuleNameLower][dominantVersion].aliases.push(module.ropmModuleName);	119✔
137	}
138
139	const result = [] as Dependency[];	94✔
140
141	//compute the list of unique aliases
142	for (const moduleName in moduleVersions) {	94✔
143	const dominantVersions = Object.keys(moduleVersions[moduleName]).sort();	108✔
144	for (let i = 0; i < dominantVersions.length; i++) {	108✔
145	const dominantVersion = dominantVersions[i];	117✔
146
147	const hostDependency = this.hostDependencies.find(	117✔
148	dep => dep.npmModuleName === moduleName && util.getDominantVersion(dep.version) === dominantVersion	128✔
149	);
150
151	const obj = moduleVersions[moduleName][dominantVersion];	117✔
152	//convert the version number into a valid roku identifier
153	const dominantVersionIdentifier = util.prereleaseToRokuIdentifier(dominantVersion);	117✔
154
155	let version: string;
156	if (semver.prerelease(dominantVersion)) {	117✔
157	//use exactly this prerelease version
158	version = dominantVersion;	3✔
159	} else {
160	//use the highest version within this major range
161	version = semver.maxSatisfying([obj.highestVersion, hostDependency?.version ?? '0.0.0'], '*') as string;	114✔
162	}
163
164	result.push({	117✔
165	dominantVersion: dominantVersion.toString(),
166	npmModuleName: moduleName,
167	//use the hosts's alias, or default to the module name
168	ropmModuleName: hostDependency?.npmAlias	351✔
169	? util.getRopmNameFromModuleName(hostDependency.npmAlias)	117✔
170	: `${util.getRopmNameFromModuleName(moduleName)}_v${dominantVersionIdentifier}`,
171	version: version
172	});
173	}
174	}
175
176	return result;	94✔
177	}
178	}
179
180	export interface Dependency {
181	npmModuleName: string;
182	/**
183	* The dominant version of the dependency. This will be the major version in most cases, will be the full version string for pre-release versions
184	*/
185	dominantVersion: string;
186	version: string;
187	ropmModuleName: string;
188	}

rokucommunity / ropm / #901

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