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mcpack.js
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/*
* Copyright (c) 2016-2023 Moddable Tech, Inc.
*
* This file is part of the Moddable SDK Tools.
*
* The Moddable SDK Tools is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Moddable SDK Tools is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with the Moddable SDK Tools. If not, see <http://www.gnu.org/licenses/>.
*
*/
import { FILE, TOOL } from "tool";
import { URL } from "url";
const defaultConditions = ["moddable", "import"];
const consoleGlobal = {
snippet: `
globalThis.console = Object.freeze({
log(...args) {
trace(...args);
trace("\\n");
}
});
`
};
const fetchGlobal = {
include: "$(MODDABLE)/examples/io/tcp/fetch/manifest_fetch.json",
snippet: `
import { fetch } from "fetch";
globalThis.fetch = fetch;
`
};
const headersGlobal = {
include: "$(MODDABLE)/modules/data/headers/manifest.json",
snippet: `
import Headers from "headers";
globalThis.Headers = Headers;
`
};
const structuredCloneGlobal = {
include: "$(MODDABLE)/modules/base/structuredClone/manifest.json",
snippet: `
import structuredClone from "structuredClone";
globalThis.structuredClone = structuredClone;
`
};
const textDecoderGlobal = {
include: "$(MODDABLE)/modules/data/text/decoder/manifest.json",
snippet: `
import TextDecoder from "text/decoder";
globalThis.TextDecoder = TextDecoder;
`
};
const textEncoderGlobal = {
include: "$(MODDABLE)/modules/data/text/encoder/manifest.json",
snippet: `
import TextEncoder from "text/encoder";
globalThis.TextEncoder = TextEncoder;
`
};
const timerGlobal = {
snippet: `
import Timer from "timer";
globalThis.clearImmediate = globalThis.clearInterval = globalThis.clearTimeout = function(id) { return Timer.clear(id) };
globalThis.setImmediate = function(callback) { return Timer.set(callback) };
globalThis.setInterval = function(callback, delay) { return Timer.repeat(callback, delay) };
globalThis.setTimeout = function(callback, delay) { return Timer.set(callback, delay) };
`
};
const urlGlobal = {
include: "$(MODDABLE)/modules/data/url/manifest.json",
snippet: `
import { URL, URLSearchParams } from "url";
globalThis.URL = URL;
globalThis.URLSearchParams = URLSearchParams;
`
};
const workerGlobal = {
include: "$(MODDABLE)/modules/base/worker/manifest.json",
snippet: `
import Worker from "worker";
globalThis.Worker = Worker;
import {SharedWorker} from "worker";
globalThis.SharedWorker = SharedWorker;
`
};
export default class extends TOOL {
constructor(argv) {
super(argv);
this.moddablePath = this.getenv("MODDABLE");
if (!this.moddablePath)
throw new Error("MODDABLE: variable not found!");
this.moddablePath = this.resolveDirectoryPath(this.moddablePath);
if (!this.moddablePath)
throw new Error("invalid MODDABLE environment variable!");
this.windows = this.currentPlatform == "win";
this.slash = this.windows ? "\\" : "/";
this.buildPath = this.moddablePath + this.slash + "build";
this.packagePath = this.currentDirectory;
this.examplesPath = this.moddablePath + this.slash + "examples";
this.modulesPath = this.moddablePath + this.slash + "modules";
this.outputPath = null;
this.environment = {
MODDABLE:this.moddablePath,
MODULES:this.modulesPath,
COMMODETTO:this.modulesPath + this.slash + "commodetto",
};
let name, path;
let argc = argv.length;
let argi = 1;
for (; argi < argc; argi++) {
name = argv[argi];
if ((name == "mcconfig") || (name == "mcrun") || (name == "list"))
break;
path = this.resolveFilePath(name);
if (!path)
throw new Error("" + name + "': package not found!");
let parts = this.splitPath(path);
if ((parts.name != "package") || (parts.extension != ".json"))
throw new Error("" + name + "': invalid package name!");
this.packagePath = parts.directory;
this.currentDirectory = this.packagePath;
}
if (name == "mcconfig") {
this.hasCreationMain = true;
}
else if (name == "mcrun") {
this.hasCreationMain = false;
}
else if (name == "list") {
this.hasCreationMain = undefined;
}
else {
throw new Error("no action!");
}
argi++;
this.argv = argv.slice(argi);
for (; argi < argc; argi++) {
var option = argv[argi];
switch (option) {
case "-o":
argi++;
if (argi >= argc)
throw new Error("-o: no directory!");
name = argv[argi];
if (this.outputPath)
throw new Error("-o '" + name + "': too many directories!");
path = this.resolveDirectoryPath(name);
if (!path)
throw new Error("-o '" + name + "': directory not found!");
this.outputPath = path;
break;
case "-p":
argi++;
if (argi >= argc)
throw new Error("-p: no platform!");
name = argv[argi];
if (this.platform)
throw new Error("-p '" + name + "': too many platforms!");
name = name.toLowerCase();
let parts = name.split("/");
if ("esp8266" === parts[0])
parts[0] = "esp";
else if ((parts[0] == "sim") || (parts[0] == "simulator"))
parts[0] = this.currentPlatform;
this.platform = parts[0];
if (parts[1]) {
this.subplatform = parts[1];
this.environment.SUBPLATFORM = this.subplatform;
this.fullplatform = this.platform + "/" + this.subplatform;
this.environment.PLATFORMPATH = this.platform + this.slash + this.subplatform;
}
else {
this.fullplatform = this.platform;
this.environment.PLATFORMPATH = this.platform;
}
this.environment.PLATFORM = this.platform;
this.environment.FULLPLATFORM = this.fullplatform;
break;
}
}
if (!this.fullplatform) {
this.fullplatform = this.platform = this.currentPlatform;
this.environment.PLATFORM = this.platform;
this.environment.FULLPLATFORM = this.platform;
this.environment.PLATFORMPATH = this.platform;
}
path = this.environment.MODDABLE + this.slash + "modules" + this.slash + "network" + this.slash + "ble" + this.slash;
if ("esp32" == this.platform) {
let bluedroid = this.getenv("ESP32_BLUEDROID") === "1";
path += bluedroid ? this.platform : "nimble";
/**/ let subclass = this.getenv("ESP32_SUBCLASS");
/**/ if (undefined === subclass)
/**/ subclass = "esp32";
/**/ this.environment.ESP32_SUBCLASS = subclass;
}
else if ("mac" == this.platform || "win" == this.platform || "lin" == this.platform)
path += "sim";
else
path += this.platform;
this.environment.BLEMODULEPATH = path;
let userHome;
if ("win" == this.currentPlatform){
userHome = this.getenv("USERPROFILE");
}else if ("mac" == this.currentPlatform || "lin" == this.currentPlatform){
userHome = this.getenv("HOME");
}
if (userHome !== undefined) this.environment.USERHOME = userHome;
if (this.platform == "mac")
this.environment.SIMULATOR = `${this.moddablePath}/build/bin/mac/${this.build}/mcsim.app`;
else if (this.platform == "win")
this.environment.SIMULATOR = `${this.moddablePath}\\build\\bin\\win\\${this.build}\\mcsim.exe`;
else if (this.platform == "lin")
this.environment.SIMULATOR = `${this.moddablePath}/build/bin/lin/${this.build}/mcsim`;
this.environment.BUILD_SIMULATOR = this.moddablePath + this.slash + "build" + this.slash + "simulators";
if (!this.outputPath)
this.outputPath = this.buildPath;
this.verbose = this.argv.indexOf("-v") >= 0;
this.includes = {
"piu/MC": "$(MODDABLE)/examples/manifest_piu.json",
}
this.globals = {
"console": consoleGlobal,
"fetch": fetchGlobal,
"Headers": headersGlobal,
"structuredClone": structuredCloneGlobal,
"TextDecoder": textDecoderGlobal,
"TextEncoder": textEncoderGlobal,
"clearImmediate": timerGlobal,
"clearInterval": timerGlobal,
"clearTimeout": timerGlobal,
"setImmediate": timerGlobal,
"setInterval": timerGlobal,
"setTimeout": timerGlobal,
"URL": urlGlobal,
"URLSearchParams": urlGlobal,
"Worker": workerGlobal,
"SharedWorker": workerGlobal,
}
this.snippets = [];
}
createDirectories(path, ...segments) {
for (let segment of segments) {
path += this.slash + segment;
this.createDirectory(path);
}
return path;
}
readFileJSON(path) {
let buffer = this.readFileString(path);
try {
return JSON.parse(buffer);
}
catch (e) {
let message = e.toString();
let result = /SyntaxError: ([^:]+: )?([0-9]+): (.+)/.exec(message);
if (result.length == 4) {
this.reportError(path, parseInt(result[2]), result[3]);
}
throw e;
}
}
writeDirectoryFileString(path, name, string) {
let segments = name.split('/');
if (segments.length > 1)
path = this.createDirectories(path, ...segments.slice(0, -1));
path += this.slash + segments[segments.length - 1];
this.writeFileString(path, string);
}
listSpecifiers(path) @ "Tool_prototype_listSpecifiers"
parseModule(module) {
let path = this.urlToFilePath(module.fileURL);
let infos = this.listSpecifiers(path);
if (infos) {
module.async = infos.async;
module.default = infos.default;
for (let specifier of infos.from) {
try {
let from = specifier.from;
let fileURL = this.ESM_RESOLVE(from, module.fileURL);
if (fileURL.startsWith("embedded:") || fileURL.startsWith("moddable:")) {
if (this.importedBuiltinSpecifiers.indexOf(fileURL) < 0)
this.importedBuiltinSpecifiers.push(fileURL)
}
else {
let packageURL = this.LOOKUP_PACKAGE_SCOPE(fileURL);
if (packageURL == null)
this.throwPackageNotFoundError();
let packageJSON = this.READ_PACKAGE_JSON(packageURL);
if (packageJSON == null)
this.throwPackageNotFoundError();
let packageName = packageJSON.name;
if (from.startsWith('/') || from.startsWith('./') || from.startsWith('../')) {
if (fileURL.indexOf(packageURL) == 0)
from = packageName + "/" + fileURL.slice(packageURL.length + 1);
else
this.throwInvalidModuleSpecifierError();
}
let item = this.modules.get(fileURL);
if (item) {
if (!item.specifiers.find(it => it === from))
item.specifiers.push(from);
}
else {
item = { fileURL, packageURL, packageName, specifiers: [ from ] };
this.modules.set(fileURL, item);
this.queue.push(item);
}
}
}
catch(e) {
this.reportError(path, specifier.line, e.message);
}
}
for (let string of infos.global) {
let global = this.globals[string];
if (global) {
let include = global.include;
if (include) {
if (this.hasCreationMain) {
if (this.manifest.include.indexOf(include) < 0) {
this.report(`# mcpack include: ${include}`);
this.manifest.include.push(include);
}
}
else {
if (this.require.indexOf(include) < 0) {
this.report(`# host must include: ${include}`);
this.require.push(include);
}
}
}
let snippet = global.snippet;
if (snippet) {
if (this.snippets.indexOf(snippet) < 0) {
let flag = true;
let message = (this.hasCreationMain) ? "# mcpack define: " : "# host must define: ";
for (let key in this.globals) {
if (this.globals[key] == global) {
if (flag)
flag = false;
else
message += ", ";
message += key;
}
}
this.report(message);
this.snippets.push(snippet);
}
}
}
}
}
}
run() {
if (this.hasCreationMain === undefined) {
const builtins = this.getPlatformBuiltins();
for (let builtin of builtins) {
this.report(builtin.specifier);
for (let manifest of builtin.manifests) {
this.report("\t" + manifest);
}
}
}
this.builtins = this.mapBuiltins(this.getPlatformBuiltins());
if (this.hasCreationMain) {
const specifier = "moddable:mc/config";
this.builtins.set(specifier, { specifier, manifests:[] });
}
this.importedBuiltinSpecifiers = [];
this.manifests = new Map();
this.modules = new Map();
this.packages = new Map();
this.queue = [];
let packageURL = this.pathToURL(this.packagePath);
let packageName = null;
let fileURL = null;
this.manifest = {
include: [],
modules: {}
};
if (this.hasCreationMain)
this.manifest.include.push("$(MODDABLE)/examples/manifest_base.json");
else
this.require = [ "$(MODDABLE)/examples/manifest_base.json" ];
try {
let packageJSON = this.READ_PACKAGE_JSON(packageURL);
if (packageJSON == null)
this.throwPackageNotFoundError();
packageName = packageJSON.name;
if ((packageJSON.exports !== null) & (packageJSON.exports !== undefined))
fileURL = this.PACKAGE_EXPORTS_RESOLVE(packageURL, ".", packageJSON.exports, defaultConditions);
else if (typeof packageJSON.main === "string")
fileURL = this.mergeURL(packageJSON.main, packageURL + "/package.json");
if (fileURL)
fileURL = this.ESM_RESOLVE(fileURL, packageURL);
else
this.throwModuleNotFoundError();
}
catch(e) {
this.reportError(null, 0, e.message);
}
if (this.errorCount == 0) {
let item = { fileURL, packageURL, packageName, specifiers: [] };
this.modules.set(fileURL, item);
this.queue.push(item);
while (this.queue.length) {
this.parseModule(this.queue.shift());
}
}
let mainURL = fileURL;
let tmpPath = this.createDirectories(this.buildPath, "tmp", ...packageName.split('/'));
if (this.hasCreationMain && this.snippets.length) {
let source = this.snippets.join("");
let path = tmpPath + this.slash + "globals.js";
this.writeFileString(path, source);
this.manifest.modules.globals = "./globals";
this.manifest.preload = [ "globals" ];
}
if (this.errorCount == 0) {
let async = false;
this.modules.forEach(item => {
let fileURL = item.fileURL;
let packageName = item.packageName;
let packageURL = item.packageURL;
if (this.verbose)
this.report(`### ${ fileURL } ${ packageURL }`);
let manifestPath = this.manifests.get(packageURL);
if (manifestPath === undefined) {
let manifestURL = packageURL + "/manifest.json";
manifestPath = this.urlToFilePath(manifestURL);
if (manifestPath) {
manifestPath = manifestURL.slice(this.windows ? 8 : 7);
this.manifest.include.unshift(manifestPath);
}
let pjson = this.READ_PACKAGE_JSON(packageURL);
if ("moddable" in pjson) {
if ("manifest" in pjson.moddable) {
this.writeDirectoryFileString(this.urlToDirectoryPath(packageURL), `package-manifest.json`, JSON.stringify(pjson.moddable.manifest, null, "\t"));
manifestURL = packageURL + "/package-manifest.json";
this.manifest.include.unshift(manifestURL.slice(this.windows ? 8 : 7));
}
}
this.manifests.set(packageURL, manifestPath);
}
let from = packageName + "/" + fileURL.slice(packageURL.length + 1);
let source = fileURL.slice(this.windows ? 8 : 7);
let target = from.slice(0, from.lastIndexOf('.'));
item.specifiers = item.specifiers.filter(specifier => {
if (specifier.startsWith('#'))
specifier = packageName + "/" + specifier;
return (specifier !== from);
});
item.specifiers.forEach(specifier => {
if (specifier.startsWith('#'))
specifier = packageName + "/" + specifier;
//@@ alias
let string = `export * from "${from}";`;
if (item.default)
string += ` import _ from "${from}"; export default _;`;
this.writeDirectoryFileString(tmpPath, `${specifier}.js`, string);
this.manifest.modules[specifier] = `./${specifier}.js`;
});
this.manifest.modules[target] = `${source}`;
if (this.hasCreationMain && (fileURL == mainURL)) {
this.manifest.creation = { main: target };
// if (item.async)
// this.manifest.defines = { main: { async: 1 } };
}
async |= item.async;
});
if (this.hasCreationMain && async)
this.manifest.defines = { main: { async: 1 } };
const currentDirectory = this.currentDirectory;
this.manifests = [];
this.manifests.already = {};
this.manifest.include.forEach(include => this.includeManifest(include, include, tmpPath));
const packageBuiltins = this.mapBuiltins(this.getBuiltins(this.manifests));
this.currentDirectory = currentDirectory;
this.importedBuiltinSpecifiers = this.importedBuiltinSpecifiers.filter(specifier => {
if (packageBuiltins.get(specifier))
return false;
const builtin = this.builtins.get(specifier);
if (builtin) {
if (builtin.manifests.length == 0)
return false;
if (builtin.manifests.length == 1) {
const include = "$(MODDABLE)" + builtin.manifests[0];
if (this.hasCreationMain) {
if (this.manifest.include.indexOf(include) < 0) {
this.report(`# mcpack include: ${include}`);
this.manifest.include.push(include);
}
}
else {
if (this.require.indexOf(include) < 0) {
this.report(`# host must include: ${include}`);
this.require.push(include);
}
}
return false;
}
return true;
}
this.reportError(null, 0, `${specifier}: manifest not found`);
return false;
});
this.importedBuiltinSpecifiers.forEach(specifier => {
const builtin = this.builtins.get(specifier);
const index = builtin.manifests.findIndex(manifest => {
const include = "$(MODDABLE)" + manifest;
const includes = (this.hasCreationMain) ? this.manifest.include : this.require;
return includes.indexOf(include) >= 0;
});
if (index < 0)
this.reportError(null, 0, `${specifier}: multiple manifests`);
});
}
if (this.errorCount == 0) {
let json = JSON.stringify(this.manifest, null, "\t");
this.manifestPath = tmpPath + this.slash + "manifest.json";
this.writeFileString(this.manifestPath, json);
if (this.hasCreationMain)
this.then("mcconfig", this.manifestPath, ...this.argv);
else
this.then("mcrun", this.manifestPath, ...this.argv);
}
else
this.report(`### ${ this.errorCount } error(s)`);
}
// URL
getParentURL(href) {
const url = new URL(href);
let path = url.pathname;
if (path) {
let slash = path.lastIndexOf('/');
url.pathname = path.slice(0, slash);
return url.toString();
}
}
isPathInvalid(path, index) {
let split = path.split('/');
if (index > 0)
split = split.slice(index);
return split.find(segment => {
if (segment == "") return true;
if (segment == ".") return true;
if (segment == "..") return true;
segment = decodeURIComponent(segment);
segment = segment.toLowerCase();
if (segment == "node_modules") return true;
return false;
}) ? true : false;
}
mergeURL(href, base) {
const url = new URL(href, base);
return url.toString();
}
pathToURL(path) {
if (this.windows)
path = "/" + path.replaceAll('\\', '/');
return "file://" + path;
}
urlToDirectoryPath(href) {
const url = new URL(href);
if (url.protocol == "file:") {
let path = url.pathname;
if (this.windows)
path = path.slice(1).replaceAll('/', '\\');
if (this.isDirectoryOrFile(path) == -1)
return path;
}
}
urlToFilePath(href) {
const url = new URL(href);
if (url.protocol == "file:") {
let path = url.pathname;
if (this.windows)
path = path.slice(1).replaceAll('/', '\\');
if (this.isDirectoryOrFile(path) == 1)
return path;
}
}
validateURL(href) {
try {
const url = new URL(href);
return url.toString();
}
catch {
}
}
// https://nodejs.org/api/esm.html#resolution-algorithm-specification
throwInvalidModuleSpecifierError() {
throw new Error("invalid module specifier");
}
throwInvalidPackageConfigurationError() {
throw new Error("invalid package configuration");
}
throwInvalidPackageTargetError() {
throw new Error("invalid package target");
}
throwModuleNotFoundError() {
throw new Error("module not found");
}
throwPackageNotFoundError() {
throw new Error("package not found");
}
throwPackagePathNotExportedError() {
throw new Error("package path not exported!");
}
throwUnsupportedModuleFormat() {
throw new Error("unsupported module format");
}
throwUnsupportedModuleSpecifier() {
throw new Error("unsupported module specifier");
}
ESM_RESOLVE(specifier, parentURL) {
let resolved = this.validateURL(specifier);
if (!resolved) {
if (specifier.startsWith('/') || specifier.startsWith('./') || specifier.startsWith('../'))
resolved = this.mergeURL(specifier, parentURL);
else if (specifier.startsWith('#'))
resolved = this.PACKAGE_IMPORTS_RESOLVE(specifier, parentURL, defaultConditions);
else
resolved = this.PACKAGE_RESOLVE(specifier, parentURL);
}
if (resolved.startsWith("file://")) {
if ((resolved.indexOf("%2F") >= 0) || (resolved.indexOf("%5C") >= 0))
this.throwInvalidModuleSpecifierError();
let path = this.urlToFilePath(resolved);
if (!path)
this.throwModuleNotFoundError();
let format = this.ESM_FILE_FORMAT(resolved);
if (format !== "module")
this.throwUnsupportedModuleFormat();
}
return resolved;
}
PACKAGE_RESOLVE(packageSpecifier, parentURL) {
let packageName;
if (packageSpecifier === "")
this.throwInvalidModuleSpecifierError();
// If packageSpecifier is a Node.js builtin module name, then
// Return the string "node:" concatenated with packageSpecifier.
if (packageSpecifier.startsWith("embedded:"))
return packageSpecifier;
if (packageSpecifier.startsWith("moddable:"))
return packageSpecifier;
if (this.builtins.get("moddable:" + packageSpecifier))
return "moddable:" + packageSpecifier;
if (!packageSpecifier.startsWith("@")) {
let slash = packageSpecifier.indexOf('/');
packageName = (slash >= 0) ? packageSpecifier.slice(0, slash) : packageSpecifier;
}
else {
let slash = packageSpecifier.indexOf('/');
if (slash < 0)
this.throwInvalidModuleSpecifierError();
slash = packageSpecifier.indexOf('/', slash + 1);
packageName = (slash >= 0) ? packageSpecifier.slice(0, slash) : packageSpecifier;
}
if (packageName.startsWith(".") || (packageName.indexOf("\\") >= 0) || (packageName.indexOf("%") >= 0))
this.throwInvalidModuleSpecifierError();
let packageSubpath = '.' + packageSpecifier.slice(packageName.length);
if (packageSubpath.endsWith("/"))
this.throwInvalidModuleSpecifierError();
let selfURL = this.PACKAGE_SELF_RESOLVE(packageName, packageSubpath, parentURL);
if (selfURL !== undefined)
return selfURL;
while (parentURL != "file:///") {
//@@ let packageURL = this.mergeURL("./node_modules/" + packageSpecifier, parentURL);
let packageURL = this.mergeURL("./node_modules/" + packageName, parentURL);
parentURL = this.getParentURL(parentURL);
if (this.urlToDirectoryPath(packageURL)) {
let pjson = this.READ_PACKAGE_JSON(packageURL);
if (pjson !== null) {
if ((pjson.exports !== null) & (pjson.exports !== undefined))
return this.PACKAGE_EXPORTS_RESOLVE(packageURL, packageSubpath, pjson.exports, defaultConditions);
if (packageSubpath == ".") {
if (typeof pjson.main === "string")
return this.mergeURL(pjson.main, packageURL + "/package.json");
}
else
return this.mergeURL(packageSubpath, packageURL + "/package.json");
}
}
}
this.throwModuleNotFoundError();
}
PACKAGE_SELF_RESOLVE(packageName, packageSubpath, parentURL) {
let packageURL = this.LOOKUP_PACKAGE_SCOPE(parentURL);
if (packageURL === null)
return undefined;
let pjson = this.READ_PACKAGE_JSON(packageURL);
if ((pjson === null) || (pjson.exports === null) || (pjson.exports === undefined))
return undefined;
if (pjson.name === packageName)
return this.PACKAGE_EXPORTS_RESOLVE(packageURL, packageSubpath, pjson.exports, defaultConditions);
}
PACKAGE_EXPORTS_RESOLVE(packageURL, subpath, exports, conditions) {
let dotKeys = 0;
let noDotKeys = 0;
if ((typeof exports === "object") && (!Array.isArray(exports))) {
for (let key in exports) {
if (key.startsWith("."))
dotKeys++;
else
noDotKeys++;
}
if ((dotKeys > 0) && (noDotKeys > 0))
this.throwInvalidPackageConfigurationError();
}
if (subpath === '.') {
let mainExport;
if (dotKeys == 0)
mainExport = exports;
else if ('.' in exports)
mainExport = exports['.'];
if (mainExport !== undefined) {
let resolved = this.PACKAGE_TARGET_RESOLVE(packageURL, mainExport, null, false, conditions);
if ((resolved !== undefined) && (resolved !== null))
return resolved;
}
}
else if (dotKeys > 0) {
//@@ let matchKey = "./" + subpath;
let matchKey = subpath;
let resolved = this.PACKAGE_IMPORTS_EXPORTS_RESOLVE(matchKey, exports, packageURL, false, conditions);
if ((resolved !== undefined) && (resolved !== null))
return resolved;
}
this.throwPackagePathNotExportedError();
}
PACKAGE_IMPORTS_RESOLVE(specifier, parentURL, conditions) {
if ((specifier === '#') || specifier.startsWith("#/"))
this.throwInvalidModuleSpecifierError();
let packageURL = this.LOOKUP_PACKAGE_SCOPE(parentURL);
if (packageURL !== null) {
let pjson = this.READ_PACKAGE_JSON(packageURL);
if (pjson && pjson.imports && (typeof pjson.imports === "object")) {
let resolved = this.PACKAGE_IMPORTS_EXPORTS_RESOLVE(specifier, pjson.imports, packageURL, true, conditions);
if ((resolved !== undefined) && (resolved !== null))
return resolved;
}
}
this.throwInvalidModuleSpecifierError();
}
PACKAGE_IMPORTS_EXPORTS_RESOLVE(matchKey, matchObj, packageURL, isImports, conditions) {
if ((matchKey in matchObj) && (matchKey.indexOf('*') < 0)) {
let target = matchObj[matchKey];
return this.PACKAGE_TARGET_RESOLVE(packageURL, target, null, isImports, conditions);
}
let expansionKeys = [];
for (let key in matchObj) {
let star = key.indexOf('*');
if ((star >= 0) && (star == key.lastIndexOf('*')))
expansionKeys.push(key);
}
expansionKeys.sort(this.PATTERN_KEY_COMPARE);
for (let expansionKey of expansionKeys) {
let star = expansionKey.indexOf('*');
let patternBase = expansionKey.slice(0, star);
if (matchKey.startsWith(patternBase) && (matchKey !== patternBase)) {
let patternTrailer = expansionKey.slice(star + 1);
if ((patternTrailer.length == 0) || (matchKey.endsWith(patternTrailer) && (matchKey.length >= expansionKey.length))) {
let target = matchObj[expansionKey];
let patternMatch = matchKey.slice(patternBase.length, matchKey.length - patternTrailer.length);
return PACKAGE_TARGET_RESOLVE(packageURL, target, patternMatch, isImports, conditions);
}
}
}
}
PATTERN_KEY_COMPARE(keyA, keyB) {
let lengthA = keyA.length;
let lengthB = keyB.length;
let starA = keyA.indexOf('*');
let starB = keyB.indexOf('*');
let baseLengthA = (starA >= 0) ? starA + 1 : lengthA;
let baseLengthB = (starB >= 0) ? starB + 1 : lengthB;
if (baseLengthA > baseLengthB) return -1;
if (baseLengthA < baseLengthB) return 1;
if (starA < 0) return 1;
if (starB < 0) return -1;
if (lengthA > lengthB) return -1;
if (lengthA < lengthB) return 1;
return 0;
}
PACKAGE_TARGET_RESOLVE(packageURL, target, patternMatch, isImports, conditions) {
if (target === null)
return null;
if (typeof target === "string") {
if (!target.startsWith("./")) {
if (!isImports || target.startsWith("../") || target.startsWith("/"))
this.throwInvalidPackageTargetError();
if (typeof patternMatch === "string")
return this.PACKAGE_RESOLVE(target.replaceAll("*", patternMatch), packageURL + "/");
return this.PACKAGE_RESOLVE(target, packageURL + "/");
}
if (this.isPathInvalid(target, 1))
this.throwInvalidPackageTargetError();
let resolvedTarget = this.mergeURL(target, packageURL + "/package.json");
if (patternMatch == null)
return resolvedTarget;
if (this.isPathInvalid(patternMatch, 0))
this.throwInvalidModuleSpecifierError();
return resolvedTarget.replaceAll("*", patternMatch)
}
if (typeof target === "object") {
if (Array.isArray(target)) {
if (target.length === 0)
return null;
for (let targetValue of target) {
let resolved, error;
try {
resolved = this.PACKAGE_TARGET_RESOLVE(packageURL, targetValue, patternMatch, isImports, conditions);
if (resolved === undefined)
continue;
return resolved;
}
catch(e) {
error = e;
}
}
if (error)
throw error;
return undefined;
}
else {
for (let p in target) {
if ((p === "default") || (conditions.indexOf(p) >= 0)) {
let targetValue = target[p];
let resolved = this.PACKAGE_TARGET_RESOLVE(packageURL, targetValue, patternMatch, isImports, conditions);
if (resolved === undefined)
continue;
return resolved;
}
}
return undefined;
}
}
this.throwInvalidPackageTargetError();
}
ESM_FILE_FORMAT(url) {
if (url.endsWith(".mjs"))
return "module";
if (url.endsWith(".cjs"))
return "commonjs";
if (url.endsWith(".json"))
return "json";
let packageURL = this.LOOKUP_PACKAGE_SCOPE(url);
if (packageURL) {
let pjson = this.READ_PACKAGE_JSON(packageURL);
if (pjson.type == "module") {
if (url.endsWith(".js"))
return "module";
}
}
}
LOOKUP_PACKAGE_SCOPE(url) {
let scopeURL = url;
while (scopeURL != "file:///") {
scopeURL = this.getParentURL(scopeURL);
if (scopeURL.endsWith("/node_modules"))
return null;
let pjsonURL = scopeURL + "/package.json";
if (this.urlToFilePath(pjsonURL))
return scopeURL;
}
return null;
}
READ_PACKAGE_JSON(packageURL) {
let pjson = this.packages.get(packageURL);
if (pjson !== undefined)
return pjson;
let path = this.urlToFilePath(packageURL + "/package.json");
if (path)
pjson = this.readFileJSON(path);
else
pjson = null;
this.packages.set(packageURL, pjson);
return pjson;
}
// BUILT-INS
concatProperties(object, properties, flag) {
if (properties) {
for (let name in properties) {
let property = properties[name];
if (flag) {
if (property instanceof Array)
property = property.map(item => this.resolveSource(item));
else if (typeof property == "string")
property = this.resolveSource(property);
}
object[name] = this.concatProperty((name in object) ? object[name] : [], property);
}
}
}
concatProperty(array, value) {
if ((value instanceof Array) || (typeof value == "string"))
return array.concat(value);
return array;
}
filterManifestFile(path) {
const parts = this.splitPath(path);
if ("tls" === parts.name) parts.name = "manifest"; // workaround for tls.json which doesn't follow naming convention
return parts.name.startsWith("manifest") && (parts.extension == ".json") && (parts.directory.indexOf("manifests") < 0);
}
getBuiltins(manifests) {
const builtins = [];
for (let manifest of manifests) {
this.currentDirectory = manifest.directory;
this.currentPath = manifest.path;
const result = {};
this.concatProperties(result, manifest.modules, true);
if ("platforms" in manifest) {
let platform = this.matchPlatform(manifest.platforms, this.fullplatform);
if (platform)
this.concatProperties(result, platform.modules, true);
}
var rule = new ModulesRule(this);
this.jsFiles = [];
this.jsFiles.already = {};
this.jsFolders = [];
this.jsFolders.already = {};
this.tsFiles = [];
this.tsFiles.already = {};
this.dtsFiles = [];
this.dtsFiles.already = {};
rule.process(result);
let path = manifest.from.slice(this.moddablePath.length);
if (this.windows)
path = path.replaceAll('\\', '/');
for (let file of this.jsFiles) {
let specifier = file.target.slice(0, -4);
if (this.windows)
specifier = specifier.replaceAll('\\', '/');
let builtin = builtins.find(it => it.specifier == specifier);
if (builtin)
builtin.manifests.push(path);
else
builtins.push({ specifier, manifests:[path] });
}
}
builtins.sort((a, b) => a.specifier.localeCompare(b.specifier));
for (let builtin of builtins) {
let specifier = builtin.specifier;
if (specifier.startsWith("~.embedded/"))
specifier = "embedded:" + specifier.slice(11);
else
specifier = "moddable:" + specifier;
builtin.specifier = specifier
builtin.manifests.sort();
}
return builtins;
}
getPlatformBuiltins() {
const version = this.getToolsVersion();
const platform = this.platform;
let cachePath = this.createDirectories(this.outputPath, "tmp", platform);
if (this.subplatform)
cachePath = this.createDirectories(cachePath, this.subplatform);
else if ((platform == "lin") || (platform == "mac") || (platform == "win"))
cachePath = this.createDirectories(cachePath, "mc");
cachePath += this.slash + "mcpack-cache.json";