forked from rollup/rollup
/
rollup
executable file
·1566 lines (1538 loc) · 59.6 KB
/
rollup
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#!/usr/bin/env node
'use strict';
function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
var fs = require('fs');
var fs__default = _interopDefault(fs);
var path = require('path');
var path__default = _interopDefault(path);
var module$1 = _interopDefault(require('module'));
var rollup = require('../dist/rollup.js');
var rollup__default = _interopDefault(rollup);
var assert = _interopDefault(require('assert'));
var events = _interopDefault(require('events'));
var help = "rollup version __VERSION__\n=====================================\n\nUsage: rollup [options] <entry file>\n\nBasic options:\n\n-c, --config <filename> Use this config file (if argument is used but value\n is unspecified, defaults to rollup.config.js)\n-d, --dir <dirname> Directory for chunks (if absent, prints to stdout)\n-e, --external <ids> Comma-separate list of module IDs to exclude\n-f, --format <format> Type of output (amd, cjs, esm, iife, umd)\n-g, --globals <pairs> Comma-separate list of `moduleID:Global` pairs\n-h, --help Show this help message\n-i, --input <filename> Input (alternative to <entry file>)\n-m, --sourcemap Generate sourcemap (`-m inline` for inline map)\n-n, --name <name> Name for UMD export\n-o, --file <output> Single output file (if absent, prints to stdout)\n-v, --version Show version number\n-w, --watch Watch files in bundle and rebuild on changes\n--amd.id <id> ID for AMD module (default is anonymous)\n--amd.define <name> Function to use in place of `define`\n--assetFileNames <pattern> Name pattern for emitted assets\n--banner <text> Code to insert at top of bundle (outside wrapper)\n--chunkFileNames <pattern> Name pattern for emitted secondary chunks\n--compact Minify wrapper code\n--context <variable> Specify top-level `this` value\n--dynamicImportFunction <name> Rename the dynamic `import()` function\n--entryFileNames <pattern> Name pattern for emitted entry chunks\n--environment <values> Settings passed to config file (see example)\n--no-esModule Do not add __esModule property\n--exports <mode> Specify export mode (auto, default, named, none)\n--extend Extend global variable defined by --name\n--footer <text> Code to insert at end of bundle (outside wrapper)\n--no-freeze Do not freeze namespace objects\n--no-indent Don't indent result\n--no-interop Do not include interop block\n--inlineDynamicImports Create single bundle when using dynamic imports\n--intro <text> Code to insert at top of bundle (inside wrapper)\n--namespaceToStringTag Create proper `.toString` methods for namespaces\n--noConflict Generate a noConflict method for UMD globals\n--no-strict Don't emit `\"use strict\";` in the generated modules\n--outro <text> Code to insert at end of bundle (inside wrapper)\n--preferConst Use `const` instead of `var` for exports\n--preserveModules Preserve module structure\n--preserveSymlinks Do not follow symlinks when resolving files\n--shimMissingExports Create shim variables for missing exports\n--silent Don't print warnings\n--sourcemapExcludeSources Do not include source code in source maps\n--sourcemapFile <file> Specify bundle position for source maps\n--strictDeprecations Throw errors for deprecated features\n--no-treeshake Disable tree-shaking optimisations\n--no-treeshake.annotations Ignore pure call annotations\n--no-treeshake.propertyReadSideEffects Ignore property access side-effects\n--treeshake.pureExternalModules Assume side-effect free externals\n\nExamples:\n\n# use settings in config file\nrollup -c\n\n# in config file, process.env.INCLUDE_DEPS === 'true'\n# and process.env.BUILD === 'production'\nrollup -c --environment INCLUDE_DEPS,BUILD:production\n\n# create CommonJS bundle.js from src/main.js\nrollup --format=cjs --file=bundle.js -- src/main.js\n\n# create self-executing IIFE using `window.jQuery`\n# and `window._` as external globals\nrollup -f iife --globals jquery:jQuery,lodash:_ \\\n -i src/app.js -o build/app.js -m build/app.js.map\n\nNotes:\n\n* When piping to stdout, only inline sourcemaps are permitted\n\nFor more information visit https://rollupjs.org\n";
var minimist = function (args, opts) {
if (!opts)
opts = {};
var flags = { bools: {}, strings: {}, unknownFn: null };
if (typeof opts['unknown'] === 'function') {
flags.unknownFn = opts['unknown'];
}
if (typeof opts['boolean'] === 'boolean' && opts['boolean']) {
flags.allBools = true;
}
else {
[].concat(opts['boolean']).filter(Boolean).forEach(function (key) {
flags.bools[key] = true;
});
}
var aliases = {};
Object.keys(opts.alias || {}).forEach(function (key) {
aliases[key] = [].concat(opts.alias[key]);
aliases[key].forEach(function (x) {
aliases[x] = [key].concat(aliases[key].filter(function (y) {
return x !== y;
}));
});
});
[].concat(opts.string).filter(Boolean).forEach(function (key) {
flags.strings[key] = true;
if (aliases[key]) {
flags.strings[aliases[key]] = true;
}
});
var defaults = opts['default'] || {};
var argv = { _: [] };
Object.keys(flags.bools).forEach(function (key) {
setArg(key, defaults[key] === undefined ? false : defaults[key]);
});
var notFlags = [];
if (args.indexOf('--') !== -1) {
notFlags = args.slice(args.indexOf('--') + 1);
args = args.slice(0, args.indexOf('--'));
}
function argDefined(key, arg) {
return (flags.allBools && /^--[^=]+$/.test(arg)) ||
flags.strings[key] || flags.bools[key] || aliases[key];
}
function setArg(key, val, arg) {
if (arg && flags.unknownFn && !argDefined(key, arg)) {
if (flags.unknownFn(arg) === false)
return;
}
var value = !flags.strings[key] && isNumber(val)
? Number(val) : val;
setKey(argv, key.split('.'), value);
(aliases[key] || []).forEach(function (x) {
setKey(argv, x.split('.'), value);
});
}
function setKey(obj, keys, value) {
var o = obj;
keys.slice(0, -1).forEach(function (key) {
if (o[key] === undefined)
o[key] = {};
o = o[key];
});
var key = keys[keys.length - 1];
if (o[key] === undefined || flags.bools[key] || typeof o[key] === 'boolean') {
o[key] = value;
}
else if (Array.isArray(o[key])) {
o[key].push(value);
}
else {
o[key] = [o[key], value];
}
}
function aliasIsBoolean(key) {
return aliases[key].some(function (x) {
return flags.bools[x];
});
}
for (var i = 0; i < args.length; i++) {
var arg = args[i];
if (/^--.+=/.test(arg)) {
// Using [\s\S] instead of . because js doesn't support the
// 'dotall' regex modifier. See:
// http://stackoverflow.com/a/1068308/13216
var m = arg.match(/^--([^=]+)=([\s\S]*)$/);
var key = m[1];
var value = m[2];
if (flags.bools[key]) {
value = value !== 'false';
}
setArg(key, value, arg);
}
else if (/^--no-.+/.test(arg)) {
var key = arg.match(/^--no-(.+)/)[1];
setArg(key, false, arg);
}
else if (/^--.+/.test(arg)) {
var key = arg.match(/^--(.+)/)[1];
var next = args[i + 1];
if (next !== undefined && !/^-/.test(next)
&& !flags.bools[key]
&& !flags.allBools
&& (aliases[key] ? !aliasIsBoolean(key) : true)) {
setArg(key, next, arg);
i++;
}
else if (/^(true|false)$/.test(next)) {
setArg(key, next === 'true', arg);
i++;
}
else {
setArg(key, flags.strings[key] ? '' : true, arg);
}
}
else if (/^-[^-]+/.test(arg)) {
var letters = arg.slice(1, -1).split('');
var broken = false;
for (var j = 0; j < letters.length; j++) {
var next = arg.slice(j + 2);
if (next === '-') {
setArg(letters[j], next, arg);
continue;
}
if (/[A-Za-z]/.test(letters[j]) && /=/.test(next)) {
setArg(letters[j], next.split('=')[1], arg);
broken = true;
break;
}
if (/[A-Za-z]/.test(letters[j])
&& /-?\d+(\.\d*)?(e-?\d+)?$/.test(next)) {
setArg(letters[j], next, arg);
broken = true;
break;
}
if (letters[j + 1] && letters[j + 1].match(/\W/)) {
setArg(letters[j], arg.slice(j + 2), arg);
broken = true;
break;
}
else {
setArg(letters[j], flags.strings[letters[j]] ? '' : true, arg);
}
}
var key = arg.slice(-1)[0];
if (!broken && key !== '-') {
if (args[i + 1] && !/^(-|--)[^-]/.test(args[i + 1])
&& !flags.bools[key]
&& (aliases[key] ? !aliasIsBoolean(key) : true)) {
setArg(key, args[i + 1], arg);
i++;
}
else if (args[i + 1] && /true|false/.test(args[i + 1])) {
setArg(key, args[i + 1] === 'true', arg);
i++;
}
else {
setArg(key, flags.strings[key] ? '' : true, arg);
}
}
}
else {
if (!flags.unknownFn || flags.unknownFn(arg) !== false) {
argv._.push(flags.strings['_'] || !isNumber(arg) ? arg : Number(arg));
}
if (opts.stopEarly) {
argv._.push.apply(argv._, args.slice(i + 1));
break;
}
}
}
Object.keys(defaults).forEach(function (key) {
if (!hasKey(argv, key.split('.'))) {
setKey(argv, key.split('.'), defaults[key]);
(aliases[key] || []).forEach(function (x) {
setKey(argv, x.split('.'), defaults[key]);
});
}
});
if (opts['--']) {
argv['--'] = new Array();
notFlags.forEach(function (key) {
argv['--'].push(key);
});
}
else {
notFlags.forEach(function (key) {
argv._.push(key);
});
}
return argv;
};
function hasKey(obj, keys) {
var o = obj;
keys.slice(0, -1).forEach(function (key) {
o = (o[key] || {});
});
var key = keys[keys.length - 1];
return key in o;
}
function isNumber(x) {
if (typeof x === 'number')
return true;
if (/^0x[0-9a-f]+$/i.test(x))
return true;
return /^[-+]?(?:\d+(?:\.\d*)?|\.\d+)(e[-+]?\d+)?$/.test(x);
}
var version = "1.17.0";
const createGetOption = (config, command) => (name, defaultValue) => command[name] !== undefined
? command[name]
: config[name] !== undefined
? config[name]
: defaultValue;
const normalizeObjectOptionValue = (optionValue) => {
if (!optionValue) {
return optionValue;
}
if (typeof optionValue !== 'object') {
return {};
}
return optionValue;
};
const getObjectOption = (config, command, name) => {
const commandOption = normalizeObjectOptionValue(command[name]);
const configOption = normalizeObjectOptionValue(config[name]);
if (commandOption !== undefined) {
return commandOption && configOption ? Object.assign({}, configOption, commandOption) : commandOption;
}
return configOption;
};
const defaultOnWarn = warning => {
if (typeof warning === 'string') {
console.warn(warning);
}
else {
console.warn(warning.message);
}
};
const getOnWarn = (config, defaultOnWarnHandler = defaultOnWarn) => config.onwarn
? warning => config.onwarn(warning, defaultOnWarnHandler)
: defaultOnWarnHandler;
const getExternal = (config, command) => {
const configExternal = config.external;
return typeof configExternal === 'function'
? (id, ...rest) => configExternal(id, ...rest) || command.external.indexOf(id) !== -1
: (typeof config.external === 'string'
? [configExternal]
: Array.isArray(configExternal)
? configExternal
: []).concat(command.external);
};
const commandAliases = {
c: 'config',
d: 'dir',
e: 'external',
f: 'format',
g: 'globals',
h: 'help',
i: 'input',
m: 'sourcemap',
n: 'name',
o: 'file',
v: 'version',
w: 'watch'
};
function mergeOptions({ config = {}, command: rawCommandOptions = {}, defaultOnWarnHandler }) {
const command = getCommandOptions(rawCommandOptions);
const inputOptions = getInputOptions(config, command, defaultOnWarnHandler);
if (command.output) {
Object.assign(command, command.output);
}
const output = config.output;
const normalizedOutputOptions = Array.isArray(output) ? output : output ? [output] : [];
if (normalizedOutputOptions.length === 0)
normalizedOutputOptions.push({});
const outputOptions = normalizedOutputOptions.map(singleOutputOptions => getOutputOptions(singleOutputOptions, command));
const unknownOptionErrors = [];
const validInputOptions = Object.keys(inputOptions);
addUnknownOptionErrors(unknownOptionErrors, Object.keys(config), validInputOptions, 'input option', /^output$/);
const validOutputOptions = Object.keys(outputOptions[0]);
addUnknownOptionErrors(unknownOptionErrors, outputOptions.reduce((allKeys, options) => allKeys.concat(Object.keys(options)), []), validOutputOptions, 'output option');
const validCliOutputOptions = validOutputOptions.filter(option => option !== 'sourcemapPathTransform');
addUnknownOptionErrors(unknownOptionErrors, Object.keys(command), validInputOptions.concat(validCliOutputOptions, Object.keys(commandAliases), 'config', 'environment', 'silent'), 'CLI flag', /^_|output|(config.*)$/);
return {
inputOptions,
optionError: unknownOptionErrors.length > 0 ? unknownOptionErrors.join('\n') : null,
outputOptions
};
}
function addUnknownOptionErrors(errors, options, validOptions, optionType, ignoredKeys = /$./) {
const unknownOptions = options.filter(key => validOptions.indexOf(key) === -1 && !ignoredKeys.test(key));
if (unknownOptions.length > 0)
errors.push(`Unknown ${optionType}: ${unknownOptions.join(', ')}. Allowed options: ${validOptions.sort().join(', ')}`);
}
function getCommandOptions(rawCommandOptions) {
const external = rawCommandOptions.external && typeof rawCommandOptions.external === 'string'
? rawCommandOptions.external.split(',')
: [];
return Object.assign({}, rawCommandOptions, { external, globals: typeof rawCommandOptions.globals === 'string'
? rawCommandOptions.globals.split(',').reduce((globals, globalDefinition) => {
const [id, variableName] = globalDefinition.split(':');
globals[id] = variableName;
if (external.indexOf(id) === -1) {
external.push(id);
}
return globals;
}, Object.create(null))
: undefined });
}
function getInputOptions(config, command = { external: [], globals: undefined }, defaultOnWarnHandler) {
const getOption = createGetOption(config, command);
const inputOptions = {
acorn: config.acorn,
acornInjectPlugins: config.acornInjectPlugins,
cache: getOption('cache'),
chunkGroupingSize: getOption('chunkGroupingSize', 5000),
context: config.context,
experimentalCacheExpiry: getOption('experimentalCacheExpiry', 10),
experimentalOptimizeChunks: getOption('experimentalOptimizeChunks'),
experimentalTopLevelAwait: getOption('experimentalTopLevelAwait'),
external: getExternal(config, command),
inlineDynamicImports: getOption('inlineDynamicImports', false),
input: getOption('input', []),
manualChunks: getOption('manualChunks'),
moduleContext: config.moduleContext,
onwarn: getOnWarn(config, defaultOnWarnHandler),
perf: getOption('perf', false),
plugins: config.plugins,
preserveModules: getOption('preserveModules'),
preserveSymlinks: getOption('preserveSymlinks'),
shimMissingExports: getOption('shimMissingExports'),
strictDeprecations: getOption('strictDeprecations', false),
treeshake: getObjectOption(config, command, 'treeshake'),
watch: config.watch
};
// support rollup({ cache: prevBuildObject })
if (inputOptions.cache && inputOptions.cache.cache)
inputOptions.cache = inputOptions.cache.cache;
return inputOptions;
}
function getOutputOptions(config, command = {}) {
const getOption = createGetOption(config, command);
let format = getOption('format');
// Handle format aliases
switch (format) {
case 'esm':
case 'module':
format = 'es';
break;
case 'commonjs':
format = 'cjs';
}
return {
amd: Object.assign({}, config.amd, command.amd),
assetFileNames: getOption('assetFileNames'),
banner: getOption('banner'),
chunkFileNames: getOption('chunkFileNames'),
compact: getOption('compact', false),
dir: getOption('dir'),
dynamicImportFunction: getOption('dynamicImportFunction'),
entryFileNames: getOption('entryFileNames'),
esModule: getOption('esModule', true),
exports: getOption('exports'),
extend: getOption('extend'),
file: getOption('file'),
footer: getOption('footer'),
format: format === 'esm' ? 'es' : format,
freeze: getOption('freeze', true),
globals: getOption('globals'),
indent: getOption('indent', true),
interop: getOption('interop', true),
intro: getOption('intro'),
name: getOption('name'),
namespaceToStringTag: getOption('namespaceToStringTag', false),
noConflict: getOption('noConflict'),
outro: getOption('outro'),
paths: getOption('paths'),
preferConst: getOption('preferConst'),
sourcemap: getOption('sourcemap'),
sourcemapExcludeSources: getOption('sourcemapExcludeSources'),
sourcemapFile: getOption('sourcemapFile'),
sourcemapPathTransform: getOption('sourcemapPathTransform'),
strict: getOption('strict', true)
};
}
var modules = {};
var getModule = function (dir) {
var rootPath = dir ? path__default.resolve(dir) : process.cwd();
var rootName = path__default.join(rootPath, '@root');
var root = modules[rootName];
if (!root) {
root = new module$1(rootName);
root.filename = rootName;
root.paths = module$1._nodeModulePaths(rootPath);
modules[rootName] = root;
}
return root;
};
var requireRelative = function (requested, relativeTo) {
var root = getModule(relativeTo);
return root.require(requested);
};
requireRelative.resolve = function (requested, relativeTo) {
var root = getModule(relativeTo);
return module$1._resolveFilename(requested, root);
};
var requireRelative_1 = requireRelative;
const absolutePath = /^(?:\/|(?:[A-Za-z]:)?[\\|/])/;
function isAbsolute(path) {
return absolutePath.test(path);
}
function getAliasName(id) {
const base = path.basename(id);
return base.substr(0, base.length - path.extname(id).length);
}
function relativeId(id) {
if (typeof process === 'undefined' || !isAbsolute(id))
return id;
return path.relative(process.cwd(), id);
}
const tc = {
enabled: process.env.FORCE_COLOR ||
process.platform === "win32" ||
(process.stdout.isTTY && process.env.TERM && process.env.TERM !== "dumb")
};
const Styles = (tc.Styles = {});
const defineProp = Object.defineProperty;
const init = (style, open, close, re) => {
let i, len = 1, seq = [(Styles[style] = { open, close, re })];
const fn = s => {
if (tc.enabled) {
for (i = 0, s += ""; i < len; i++) {
style = seq[i];
s =
(open = style.open) +
(~s.indexOf((close = style.close), 4) // skip first \x1b[
? s.replace(style.re, open)
: s) +
close;
}
len = 1;
}
return s;
};
defineProp(tc, style, {
get: () => {
for (let k in Styles)
defineProp(fn, k, {
get: () => ((seq[len++] = Styles[k]), fn)
});
delete tc[style];
return (tc[style] = fn);
},
configurable: true
});
};
init("reset", "\x1b[0m", "\x1b[0m", /\x1b\[0m/g);
init("bold", "\x1b[1m", "\x1b[22m", /\x1b\[22m/g);
init("dim", "\x1b[2m", "\x1b[22m", /\x1b\[22m/g);
init("italic", "\x1b[3m", "\x1b[23m", /\x1b\[23m/g);
init("underline", "\x1b[4m", "\x1b[24m", /\x1b\[24m/g);
init("inverse", "\x1b[7m", "\x1b[27m", /\x1b\[27m/g);
init("hidden", "\x1b[8m", "\x1b[28m", /\x1b\[28m/g);
init("strikethrough", "\x1b[9m", "\x1b[29m", /\x1b\[29m/g);
init("black", "\x1b[30m", "\x1b[39m", /\x1b\[39m/g);
init("red", "\x1b[31m", "\x1b[39m", /\x1b\[39m/g);
init("green", "\x1b[32m", "\x1b[39m", /\x1b\[39m/g);
init("yellow", "\x1b[33m", "\x1b[39m", /\x1b\[39m/g);
init("blue", "\x1b[34m", "\x1b[39m", /\x1b\[39m/g);
init("magenta", "\x1b[35m", "\x1b[39m", /\x1b\[39m/g);
init("cyan", "\x1b[36m", "\x1b[39m", /\x1b\[39m/g);
init("white", "\x1b[37m", "\x1b[39m", /\x1b\[39m/g);
init("gray", "\x1b[90m", "\x1b[39m", /\x1b\[39m/g);
init("bgBlack", "\x1b[40m", "\x1b[49m", /\x1b\[49m/g);
init("bgRed", "\x1b[41m", "\x1b[49m", /\x1b\[49m/g);
init("bgGreen", "\x1b[42m", "\x1b[49m", /\x1b\[49m/g);
init("bgYellow", "\x1b[43m", "\x1b[49m", /\x1b\[49m/g);
init("bgBlue", "\x1b[44m", "\x1b[49m", /\x1b\[49m/g);
init("bgMagenta", "\x1b[45m", "\x1b[49m", /\x1b\[49m/g);
init("bgCyan", "\x1b[46m", "\x1b[49m", /\x1b\[49m/g);
init("bgWhite", "\x1b[47m", "\x1b[49m", /\x1b\[49m/g);
var turbocolor = tc;
// log to stderr to keep `rollup main.js > bundle.js` from breaking
const stderr = console.error.bind(console);
function handleError(err, recover = false) {
let description = err.message || err;
if (err.name)
description = `${err.name}: ${description}`;
const message = (err.plugin
? `(plugin ${err.plugin}) ${description}`
: description) || err;
stderr(turbocolor.bold.red(`[!] ${turbocolor.bold(message.toString())}`));
if (err.url) {
stderr(turbocolor.cyan(err.url));
}
if (err.loc) {
stderr(`${relativeId((err.loc.file || err.id))} (${err.loc.line}:${err.loc.column})`);
}
else if (err.id) {
stderr(relativeId(err.id));
}
if (err.frame) {
stderr(turbocolor.dim(err.frame));
}
if (err.stack) {
stderr(turbocolor.dim(err.stack));
}
stderr('');
if (!recover)
process.exit(1);
}
function batchWarnings() {
let allWarnings = new Map();
let count = 0;
return {
get count() {
return count;
},
add: (warning) => {
if (typeof warning === 'string') {
warning = { code: 'UNKNOWN', message: warning };
}
if (warning.code in immediateHandlers) {
immediateHandlers[warning.code](warning);
return;
}
if (!allWarnings.has(warning.code))
allWarnings.set(warning.code, []);
allWarnings.get(warning.code).push(warning);
count += 1;
},
flush: () => {
if (count === 0)
return;
const codes = Array.from(allWarnings.keys()).sort((a, b) => {
if (deferredHandlers[a] && deferredHandlers[b]) {
return deferredHandlers[a].priority - deferredHandlers[b].priority;
}
if (deferredHandlers[a])
return -1;
if (deferredHandlers[b])
return 1;
return (allWarnings.get(b).length -
allWarnings.get(a).length);
});
codes.forEach(code => {
const handler = deferredHandlers[code];
const warnings = allWarnings.get(code);
if (handler) {
handler.fn(warnings);
}
else {
warnings.forEach(warning => {
title(warning.message);
if (warning.url)
info(warning.url);
const id = (warning.loc && warning.loc.file) || warning.id;
if (id) {
const loc = warning.loc
? `${relativeId(id)}: (${warning.loc.line}:${warning.loc.column})`
: relativeId(id);
stderr(turbocolor.bold(relativeId(loc)));
}
if (warning.frame)
info(warning.frame);
});
}
});
allWarnings = new Map();
count = 0;
}
};
}
const immediateHandlers = {
UNKNOWN_OPTION: warning => {
title(`You have passed an unrecognized option`);
stderr(warning.message);
},
MISSING_NODE_BUILTINS: warning => {
title(`Missing shims for Node.js built-ins`);
const detail = warning.modules.length === 1
? `'${warning.modules[0]}'`
: `${warning.modules
.slice(0, -1)
.map((name) => `'${name}'`)
.join(', ')} and '${warning.modules.slice(-1)}'`;
stderr(`Creating a browser bundle that depends on ${detail}. You might need to include https://www.npmjs.com/package/rollup-plugin-node-builtins`);
},
MIXED_EXPORTS: () => {
title('Mixing named and default exports');
stderr(`Consumers of your bundle will have to use bundle['default'] to access the default export, which may not be what you want. Use \`output.exports: 'named'\` to disable this warning`);
},
EMPTY_BUNDLE: () => {
title(`Generated an empty bundle`);
}
};
// TODO select sensible priorities
const deferredHandlers = {
UNUSED_EXTERNAL_IMPORT: {
fn: warnings => {
title('Unused external imports');
warnings.forEach(warning => {
stderr(`${warning.names} imported from external module '${warning.source}' but never used`);
});
},
priority: 1
},
UNRESOLVED_IMPORT: {
fn: warnings => {
title('Unresolved dependencies');
info('https://rollupjs.org/guide/en/#warning-treating-module-as-external-dependency');
const dependencies = new Map();
warnings.forEach(warning => {
if (!dependencies.has(warning.source))
dependencies.set(warning.source, []);
dependencies.get(warning.source).push(warning.importer);
});
Array.from(dependencies.keys()).forEach(dependency => {
const importers = dependencies.get(dependency);
stderr(`${turbocolor.bold(dependency)} (imported by ${importers.join(', ')})`);
});
},
priority: 1
},
MISSING_EXPORT: {
fn: warnings => {
title('Missing exports');
info('https://rollupjs.org/guide/en/#error-name-is-not-exported-by-module-');
warnings.forEach(warning => {
stderr(turbocolor.bold(warning.importer));
stderr(`${warning.missing} is not exported by ${warning.exporter}`);
stderr(turbocolor.gray(warning.frame));
});
},
priority: 1
},
THIS_IS_UNDEFINED: {
fn: warnings => {
title('`this` has been rewritten to `undefined`');
info('https://rollupjs.org/guide/en/#error-this-is-undefined');
showTruncatedWarnings(warnings);
},
priority: 1
},
EVAL: {
fn: warnings => {
title('Use of eval is strongly discouraged');
info('https://rollupjs.org/guide/en/#avoiding-eval');
showTruncatedWarnings(warnings);
},
priority: 1
},
NON_EXISTENT_EXPORT: {
fn: warnings => {
title(`Import of non-existent ${warnings.length > 1 ? 'exports' : 'export'}`);
showTruncatedWarnings(warnings);
},
priority: 1
},
NAMESPACE_CONFLICT: {
fn: warnings => {
title(`Conflicting re-exports`);
warnings.forEach(warning => {
stderr(`${turbocolor.bold(relativeId(warning.reexporter))} re-exports '${warning.name}' from both ${relativeId(warning.sources[0])} and ${relativeId(warning.sources[1])} (will be ignored)`);
});
},
priority: 1
},
MISSING_GLOBAL_NAME: {
fn: warnings => {
title(`Missing global variable ${warnings.length > 1 ? 'names' : 'name'}`);
stderr(`Use output.globals to specify browser global variable names corresponding to external modules`);
warnings.forEach(warning => {
stderr(`${turbocolor.bold(warning.source)} (guessing '${warning.guess}')`);
});
},
priority: 1
},
SOURCEMAP_BROKEN: {
fn: warnings => {
title(`Broken sourcemap`);
info('https://rollupjs.org/guide/en/#warning-sourcemap-is-likely-to-be-incorrect');
const plugins = Array.from(new Set(warnings.map(w => w.plugin).filter(Boolean)));
const detail = plugins.length === 0
? ''
: plugins.length > 1
? ` (such as ${plugins
.slice(0, -1)
.map(p => `'${p}'`)
.join(', ')} and '${plugins.slice(-1)}')`
: ` (such as '${plugins[0]}')`;
stderr(`Plugins that transform code${detail} should generate accompanying sourcemaps`);
},
priority: 1
},
PLUGIN_WARNING: {
fn: warnings => {
const nestedByPlugin = nest(warnings, 'plugin');
nestedByPlugin.forEach(({ key: plugin, items }) => {
const nestedByMessage = nest(items, 'message');
let lastUrl;
nestedByMessage.forEach(({ key: message, items }) => {
title(`Plugin ${plugin}: ${message}`);
items.forEach(warning => {
if (warning.url !== lastUrl)
info((lastUrl = warning.url));
if (warning.id) {
let loc = relativeId(warning.id);
if (warning.loc) {
loc += `: (${warning.loc.line}:${warning.loc.column})`;
}
stderr(turbocolor.bold(loc));
}
if (warning.frame)
info(warning.frame);
});
});
});
},
priority: 1
}
};
function title(str) {
stderr(`${turbocolor.bold.yellow('(!)')} ${turbocolor.bold.yellow(str)}`);
}
function info(url) {
stderr(turbocolor.gray(url));
}
function nest(array, prop) {
const nested = [];
const lookup = new Map();
array.forEach(item => {
const key = item[prop];
if (!lookup.has(key)) {
lookup.set(key, {
items: [],
key
});
nested.push(lookup.get(key));
}
lookup.get(key).items.push(item);
});
return nested;
}
function showTruncatedWarnings(warnings) {
const nestedByModule = nest(warnings, 'id');
const sliced = nestedByModule.length > 5 ? nestedByModule.slice(0, 3) : nestedByModule;
sliced.forEach(({ key: id, items }) => {
stderr(turbocolor.bold(relativeId(id)));
stderr(turbocolor.gray(items[0].frame));
if (items.length > 1) {
stderr(`...and ${items.length - 1} other ${items.length > 2 ? 'occurrences' : 'occurrence'}`);
}
});
if (nestedByModule.length > sliced.length) {
stderr(`\n...and ${nestedByModule.length - sliced.length} other files`);
}
}
var parseMs = milliseconds => {
if (typeof milliseconds !== 'number') {
throw new TypeError('Expected a number');
}
const roundTowardsZero = milliseconds > 0 ? Math.floor : Math.ceil;
return {
days: roundTowardsZero(milliseconds / 86400000),
hours: roundTowardsZero(milliseconds / 3600000) % 24,
minutes: roundTowardsZero(milliseconds / 60000) % 60,
seconds: roundTowardsZero(milliseconds / 1000) % 60,
milliseconds: roundTowardsZero(milliseconds) % 1000,
microseconds: roundTowardsZero(milliseconds * 1000) % 1000,
nanoseconds: roundTowardsZero(milliseconds * 1e6) % 1000
};
};
const pluralize = (word, count) => count === 1 ? word : word + 's';
var prettyMs = (milliseconds, options = {}) => {
if (!Number.isFinite(milliseconds)) {
throw new TypeError('Expected a finite number');
}
if (options.compact) {
options.secondsDecimalDigits = 0;
options.millisecondsDecimalDigits = 0;
}
const result = [];
const add = (value, long, short, valueString) => {
if (value === 0) {
return;
}
const postfix = options.verbose ? ' ' + pluralize(long, value) : short;
result.push((valueString || value) + postfix);
};
const secondsDecimalDigits = typeof options.secondsDecimalDigits === 'number' ?
options.secondsDecimalDigits :
1;
if (secondsDecimalDigits < 1) {
const difference = 1000 - (milliseconds % 1000);
if (difference < 500) {
milliseconds += difference;
}
}
const parsed = parseMs(milliseconds);
add(Math.trunc(parsed.days / 365), 'year', 'y');
add(parsed.days % 365, 'day', 'd');
add(parsed.hours, 'hour', 'h');
add(parsed.minutes, 'minute', 'm');
if (options.separateMilliseconds ||
options.formatSubMilliseconds ||
milliseconds < 1000) {
add(parsed.seconds, 'second', 's');
if (options.formatSubMilliseconds) {
add(parsed.milliseconds, 'millisecond', 'ms');
add(parsed.microseconds, 'microsecond', 'µs');
add(parsed.nanoseconds, 'nanosecond', 'ns');
}
else {
const millisecondsAndBelow = parsed.milliseconds +
(parsed.microseconds / 1000) +
(parsed.nanoseconds / 1e6);
const millisecondsDecimalDigits = typeof options.millisecondsDecimalDigits === 'number' ?
options.millisecondsDecimalDigits :
0;
const millisecondsString = millisecondsDecimalDigits ?
millisecondsAndBelow.toFixed(millisecondsDecimalDigits) :
Math.ceil(millisecondsAndBelow);
add(parseFloat(millisecondsString, 10), 'millisecond', 'ms', millisecondsString);
}
}
else {
const seconds = (milliseconds / 1000) % 60;
const secondsDecimalDigits = typeof options.secondsDecimalDigits === 'number' ?
options.secondsDecimalDigits :
1;
const secondsFixed = seconds.toFixed(secondsDecimalDigits);
const secondsString = options.keepDecimalsOnWholeSeconds ?
secondsFixed :
secondsFixed.replace(/\.0+$/, '');
add(parseFloat(secondsString, 10), 'second', 's', secondsString);
}
if (result.length === 0) {
return '0' + (options.verbose ? ' milliseconds' : 'ms');
}
if (options.compact) {
return '~' + result[0];
}
if (typeof options.unitCount === 'number') {
return '~' + result.slice(0, Math.max(options.unitCount, 1)).join(' ');
}
return result.join(' ');
};
let SOURCEMAPPING_URL = 'sourceMa';
SOURCEMAPPING_URL += 'ppingURL';
var SOURCEMAPPING_URL$1 = SOURCEMAPPING_URL;
const UNITS = [
'B',
'kB',
'MB',
'GB',
'TB',
'PB',
'EB',
'ZB',
'YB'
];
/*
Formats the given number using `Number#toLocaleString`.
- If locale is a string, the value is expected to be a locale-key (for example: `de`).
- If locale is true, the system default locale is used for translation.
- If no value for locale is specified, the number is returned unmodified.
*/
const toLocaleString = (number, locale) => {
let result = number;
if (typeof locale === 'string') {
result = number.toLocaleString(locale);
}
else if (locale === true) {
result = number.toLocaleString();
}
return result;
};
var prettyBytes = (number, options) => {
if (!Number.isFinite(number)) {
throw new TypeError(`Expected a finite number, got ${typeof number}: ${number}`);
}
options = Object.assign({}, options);
if (options.signed && number === 0) {
return ' 0 B';
}
const isNegative = number < 0;
const prefix = isNegative ? '-' : (options.signed ? '+' : '');
if (isNegative) {
number = -number;
}
if (number < 1) {
const numberString = toLocaleString(number, options.locale);
return prefix + numberString + ' B';
}
const exponent = Math.min(Math.floor(Math.log10(number) / 3), UNITS.length - 1);
// eslint-disable-next-line unicorn/prefer-exponentiation-operator
number = Number((number / Math.pow(1000, exponent)).toPrecision(3));
const numberString = toLocaleString(number, options.locale);
const unit = UNITS[exponent];
return prefix + numberString + ' ' + unit;
};
function printTimings(timings) {
Object.keys(timings).forEach(label => {
const color = label[0] === '#' ? (label[1] !== '#' ? turbocolor.underline : turbocolor.bold) : (text) => text;
const [time, memory, total] = timings[label];
const row = `${label}: ${time.toFixed(0)}ms, ${prettyBytes(memory)} / ${prettyBytes(total)}`;
console.info(color(row));
});
}
function build(inputOptions, outputOptions, warnings, silent = false) {
const useStdout = !outputOptions[0].file && !outputOptions[0].dir;
const start = Date.now();
const files = useStdout
? ['stdout']
: outputOptions.map(t => relativeId(t.file || t.dir));
if (!silent) {
let inputFiles = undefined;
if (typeof inputOptions.input === 'string') {
inputFiles = inputOptions.input;
}
else if (inputOptions.input instanceof Array) {
inputFiles = inputOptions.input.join(', ');
}
else if (typeof inputOptions.input === 'object' && inputOptions.input !== null) {
inputFiles = Object.keys(inputOptions.input)
.map(name => inputOptions.input[name])
.join(', ');
}
stderr(turbocolor.cyan(`\n${turbocolor.bold(inputFiles)} → ${turbocolor.bold(files.join(', '))}...`));
}
return rollup.rollup(inputOptions)
.then((bundle) => {
if (useStdout) {
const output = outputOptions[0];
if (output.sourcemap && output.sourcemap !== 'inline') {
handleError({
code: 'MISSING_OUTPUT_OPTION',
message: 'You must specify a --file (-o) option when creating a file with a sourcemap'
});
}
return bundle.generate(output).then(({ output: outputs }) => {
for (const file of outputs) {
let source;
if (file.isAsset) {
source = file.source;
}
else {
source = file.code;
if (output.sourcemap === 'inline') {
source += `\n//# ${SOURCEMAPPING_URL$1}=${file
.map.toUrl()}\n`;
}
}
if (outputs.length > 1)
process.stdout.write('\n' + turbocolor.cyan(turbocolor.bold('//→ ' + file.fileName + ':')) + '\n');
process.stdout.write(source);
}
});
}
return Promise.all(outputOptions.map(output => bundle.write(output))).then(() => bundle);
})
.then((bundle) => {
if (!silent) {
warnings.flush();
stderr(turbocolor.green(`created ${turbocolor.bold(files.join(', '))} in ${turbocolor.bold(prettyMs(Date.now() - start))}`));
if (bundle && bundle.getTimings) {
printTimings(bundle.getTimings());
}