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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const Compiler = require("./Compiler");
const MultiCompiler = require("./MultiCompiler");
const NormalModule = require("./NormalModule");
const { contextify } = require("./util/identifier");
const memoize = require("./util/memoize");
const getColors = memoize(() => {
const cli = require("./cli");
return cli.createColors({ useColor: cli.isColorSupported() });
});
const BAR_LENGTH = 25;
const BLOCK_CHAR = "━";
const BULLET_ICON = "●";
/** @typedef {import("tapable").Tap} Tap */
/**
* Defines the hook type used by this module.
* @template T, R, AdditionalOptions
* @typedef {import("tapable").Hook<T, R, AdditionalOptions>} Hook
*/
/** @typedef {import("../declarations/plugins/ProgressPlugin").ProgressPluginArgument} ProgressPluginArgument */
/** @typedef {import("../declarations/plugins/ProgressPlugin").ProgressPluginOptions} ProgressPluginOptions */
/** @typedef {import("./Compilation").FactorizeModuleOptions} FactorizeModuleOptions */
/** @typedef {import("./Dependency")} Dependency */
/** @typedef {import("./Entrypoint").EntryOptions} EntryOptions */
/** @typedef {import("./Module")} Module */
/** @typedef {import("./ModuleFactory").ModuleFactoryResult} ModuleFactoryResult */
/** @typedef {import("./logging/Logger").Logger} Logger */
/** @typedef {import("./cli").Colors} Colors */
/**
* Defines the async queue type used by this module.
* @template T, K, R
* @typedef {import("./util/AsyncQueue")<T, K, R>} AsyncQueue
*/
/**
* Defines the counts data type used by this module.
* @typedef {object} CountsData
* @property {number} modulesCount modules count
* @property {number} dependenciesCount dependencies count
*/
/**
* Returns median.
* @param {number} a a
* @param {number} b b
* @param {number} c c
* @returns {number} median
*/
const median3 = (a, b, c) => a + b + c - Math.max(a, b, c) - Math.min(a, b, c);
/** @typedef {(percentage: number, msg: string, ...args: string[]) => void} HandlerFn */
/**
* @param {Logger} logger logger
* @param {{ value: string | undefined, time: number }[]} lastStateInfo mutable state
* @param {number} percentage percentage
* @param {string} msg msg
* @param {string[]} args args
*/
const reportProfile = (logger, lastStateInfo, percentage, msg, args) => {
if (percentage === 0) {
lastStateInfo.length = 0;
}
const fullState = [msg, ...args];
const state = fullState.map((s) => s.replace(/\d+\/\d+ /g, ""));
const now = Date.now();
const len = Math.max(state.length, lastStateInfo.length);
for (let i = len; i >= 0; i--) {
const stateItem = i < state.length ? state[i] : undefined;
const lastStateItem =
i < lastStateInfo.length ? lastStateInfo[i] : undefined;
if (lastStateItem) {
if (stateItem !== lastStateItem.value) {
const diff = now - lastStateItem.time;
if (lastStateItem.value) {
let reportState = lastStateItem.value;
if (i > 0) {
reportState = `${lastStateInfo[i - 1].value} > ${reportState}`;
}
const stateMsg = `${" | ".repeat(i)}${diff} ms ${reportState}`;
const d = diff;
// This depends on timing so we ignore it for coverage
/* eslint-disable no-lone-blocks */
/* istanbul ignore next */
{
if (d > 10000) {
logger.error(stateMsg);
} else if (d > 1000) {
logger.warn(stateMsg);
} else if (d > 10) {
logger.info(stateMsg);
} else if (d > 5) {
logger.log(stateMsg);
} else {
logger.debug(stateMsg);
}
}
/* eslint-enable no-lone-blocks */
}
if (stateItem === undefined) {
lastStateInfo.length = i;
} else {
lastStateItem.value = stateItem;
lastStateItem.time = now;
lastStateInfo.length = i + 1;
}
}
} else {
lastStateInfo[i] = {
value: stateItem,
time: now
};
}
}
};
/**
* @param {string} name progress bar name
* @param {string} color progress bar color
* @returns {(percentage: number) => string} bar renderer
*/
const createReportBar = (name, color) => {
const c = getColors();
return (percentage) => {
const w = Math.round(percentage * BAR_LENGTH);
const filled = BLOCK_CHAR.repeat(w);
const empty = BLOCK_CHAR.repeat(BAR_LENGTH - w);
const colorFn =
color in c ? c[/** @type {keyof Colors} */ (color)] : c.green;
return `${[BULLET_ICON, name, filled].map(colorFn).join(" ")}${c.white(empty)}`;
};
};
/** @typedef {Required<Exclude<NonNullable<ProgressPluginOptions["progressBar"]>, boolean>>} ProgressBarOptions */
/**
* Creates a default handler.
* @param {boolean | null | undefined} profile need profile
* @param {Logger} logger logger
* @param {ProgressBarOptions | false=} progressBar render bar
* @returns {HandlerFn} default handler
*/
const createDefaultHandler = (profile, logger, progressBar) => {
/** @type {{ value: string | undefined, time: number }[]} */
const lastStateInfo = [];
/** @type {HandlerFn} */
const defaultHandler = (percentage, msg, ...args) => {
if (profile) {
reportProfile(logger, lastStateInfo, percentage, msg, args);
}
if (progressBar) {
const reportBar = createReportBar(progressBar.name, progressBar.color);
const c = getColors();
/** @type {string} */
const currentBar = reportBar(percentage);
if (percentage === 1) {
logger.status();
} else if (msg) {
logger.status(
`${currentBar} (${Math.floor(percentage * 100)}%)`,
`\n${[msg, ...args].map(c.gray).join(" ")}`
);
} else {
logger.status(`${currentBar} (${Math.floor(percentage * 100)}%)`);
}
return;
}
logger.status(`${Math.floor(percentage * 100)}%`, msg, ...args);
if (percentage === 1 || (!msg && args.length === 0)) logger.status();
};
return defaultHandler;
};
const SKIPPED_QUEUE_CONTEXTS = ["import-module", "load-module"];
/**
* Defines the report progress callback.
* @callback ReportProgress
* @param {number} p percentage
* @param {...string} args additional arguments
* @returns {void}
*/
/** @type {WeakMap<Compiler, ReportProgress | undefined>} */
const progressReporters = new WeakMap();
const PLUGIN_NAME = "ProgressPlugin";
/** @type {Required<Omit<ProgressPluginOptions, "handler">>} */
const DEFAULT_OPTIONS = {
profile: false,
modulesCount: 5000,
dependenciesCount: 10000,
modules: true,
dependencies: true,
activeModules: false,
entries: true,
percentBy: null,
progressBar: false
};
class ProgressPlugin {
/**
* Returns a progress reporter, if any.
* @param {Compiler} compiler the current compiler
* @returns {ReportProgress | undefined} a progress reporter, if any
*/
static getReporter(compiler) {
return progressReporters.get(compiler);
}
/**
* Creates an instance of ProgressPlugin.
* @param {ProgressPluginArgument} options options
*/
constructor(options = {}) {
if (typeof options === "function") {
options = {
handler: options
};
}
/** @type {ProgressPluginOptions} */
this.options = options;
const merged = { ...DEFAULT_OPTIONS, ...options };
this.profile = merged.profile;
this.handler = merged.handler;
this.modulesCount = merged.modulesCount;
this.dependenciesCount = merged.dependenciesCount;
this.showEntries = merged.entries;
this.showModules = merged.modules;
this.showDependencies = merged.dependencies;
this.showActiveModules = merged.activeModules;
this.percentBy = merged.percentBy;
const progressBar = merged.progressBar === true ? {} : merged.progressBar;
/** @type {ProgressBarOptions | false} */
this.progressBar = progressBar
? { name: "Build", color: "green", ...progressBar }
: false;
}
/**
* Applies the plugin by registering its hooks on the compiler.
* @param {Compiler | MultiCompiler} compiler webpack compiler
* @returns {void}
*/
apply(compiler) {
const handler =
this.handler ||
createDefaultHandler(
this.profile,
compiler.getInfrastructureLogger("webpack.Progress"),
this.progressBar
);
if (compiler instanceof MultiCompiler) {
this._applyOnMultiCompiler(compiler, handler);
} else if (compiler instanceof Compiler) {
this._applyOnCompiler(compiler, handler);
}
}
/**
* Apply on multi compiler.
* @param {MultiCompiler} compiler webpack multi-compiler
* @param {HandlerFn} handler function that executes for every progress step
* @returns {void}
*/
_applyOnMultiCompiler(compiler, handler) {
const states = compiler.compilers.map(
() => /** @type {[number, ...string[]]} */ ([0])
);
for (const [idx, item] of compiler.compilers.entries()) {
new ProgressPlugin((p, msg, ...args) => {
states[idx] = [p, msg, ...args];
let sum = 0;
for (const [p] of states) sum += p;
handler(sum / states.length, `[${idx}] ${msg}`, ...args);
}).apply(item);
}
}
/**
* Processes the provided compiler.
* @param {Compiler} compiler webpack compiler
* @param {HandlerFn} handler function that executes for every progress step
* @returns {void}
*/
_applyOnCompiler(compiler, handler) {
compiler.hooks.validate.tap(PLUGIN_NAME, () => {
compiler.validate(
() => require("../schemas/plugins/ProgressPlugin.json"),
this.options,
{
name: "Progress Plugin",
baseDataPath: "options"
},
(options) => require("../schemas/plugins/ProgressPlugin.check")(options)
);
});
const showEntries = this.showEntries;
const showModules = this.showModules;
const showDependencies = this.showDependencies;
const showActiveModules = this.showActiveModules;
let lastActiveModule = "";
let currentLoader = "";
let lastModulesCount = 0;
let lastDependenciesCount = 0;
let lastEntriesCount = 0;
let modulesCount = 0;
let skippedModulesCount = 0;
let dependenciesCount = 0;
let skippedDependenciesCount = 0;
let entriesCount = 1;
let doneModules = 0;
let doneDependencies = 0;
let doneEntries = 0;
/** @type {Set<string>} */
const activeModules = new Set();
let lastUpdate = 0;
const updateThrottled = () => {
if (lastUpdate + 500 < Date.now()) update();
};
const update = () => {
/** @type {string[]} */
const items = [];
const percentByModules =
doneModules /
Math.max(lastModulesCount || this.modulesCount || 1, modulesCount);
const percentByEntries =
doneEntries /
Math.max(lastEntriesCount || this.dependenciesCount || 1, entriesCount);
const percentByDependencies =
doneDependencies /
Math.max(lastDependenciesCount || 1, dependenciesCount);
/** @type {number} */
let percentageFactor;
switch (this.percentBy) {
case "entries":
percentageFactor = percentByEntries;
break;
case "dependencies":
percentageFactor = percentByDependencies;
break;
case "modules":
percentageFactor = percentByModules;
break;
default:
percentageFactor = median3(
percentByModules,
percentByEntries,
percentByDependencies
);
}
const percentage = 0.1 + percentageFactor * 0.55;
if (currentLoader) {
items.push(
`import loader ${contextify(
compiler.context,
currentLoader,
compiler.root
)}`
);
} else {
/** @type {string[]} */
const statItems = [];
if (showEntries) {
statItems.push(`${doneEntries}/${entriesCount} entries`);
}
if (showDependencies) {
statItems.push(
`${doneDependencies}/${dependenciesCount} dependencies`
);
}
if (showModules) {
statItems.push(`${doneModules}/${modulesCount} modules`);
}
if (showActiveModules) {
statItems.push(`${activeModules.size} active`);
}
if (statItems.length > 0) {
items.push(statItems.join(" "));
}
if (showActiveModules) {
items.push(lastActiveModule);
}
}
handler(percentage, "building", ...items);
lastUpdate = Date.now();
};
/**
* Processes the provided factorize queue.
* @template T
* @param {AsyncQueue<FactorizeModuleOptions, string, Module | ModuleFactoryResult>} factorizeQueue async queue
* @param {T} _item item
*/
const factorizeAdd = (factorizeQueue, _item) => {
if (SKIPPED_QUEUE_CONTEXTS.includes(factorizeQueue.getContext())) {
skippedDependenciesCount++;
}
dependenciesCount++;
if (dependenciesCount < 50 || dependenciesCount % 100 === 0) {
updateThrottled();
}
};
const factorizeDone = () => {
doneDependencies++;
if (doneDependencies < 50 || doneDependencies % 100 === 0) {
updateThrottled();
}
};
/**
* Processes the provided add module queue.
* @template T
* @param {AsyncQueue<Module, string, Module>} addModuleQueue async queue
* @param {T} _item item
*/
const moduleAdd = (addModuleQueue, _item) => {
if (SKIPPED_QUEUE_CONTEXTS.includes(addModuleQueue.getContext())) {
skippedModulesCount++;
}
modulesCount++;
if (modulesCount < 50 || modulesCount % 100 === 0) updateThrottled();
};
// only used when showActiveModules is set
/**
* Processes the provided module.
* @param {Module} module the module
*/
const moduleBuild = (module) => {
const ident = module.identifier();
if (ident) {
activeModules.add(ident);
lastActiveModule = ident;
update();
}
};
/**
* Processes the provided entry.
* @param {Dependency} entry entry dependency
* @param {EntryOptions} options options object
*/
const entryAdd = (entry, options) => {
entriesCount++;
if (entriesCount < 5 || entriesCount % 10 === 0) updateThrottled();
};
/**
* Processes the provided module.
* @param {Module} module the module
*/
const moduleDone = (module) => {
doneModules++;
if (showActiveModules) {
const ident = module.identifier();
if (ident) {
activeModules.delete(ident);
if (lastActiveModule === ident) {
lastActiveModule = "";
for (const m of activeModules) {
lastActiveModule = m;
}
update();
return;
}
}
}
if (doneModules < 50 || doneModules % 100 === 0) updateThrottled();
};
/**
* Processes the provided entry.
* @param {Dependency} entry entry dependency
* @param {EntryOptions} options options object
*/
const entryDone = (entry, options) => {
doneEntries++;
update();
};
const cache = compiler.getCache(PLUGIN_NAME).getItemCache("counts", null);
/** @type {Promise<CountsData> | undefined} */
let cacheGetPromise;
compiler.hooks.beforeCompile.tap(PLUGIN_NAME, () => {
if (!cacheGetPromise) {
cacheGetPromise = cache.getPromise().then(
(data) => {
if (data) {
lastModulesCount = lastModulesCount || data.modulesCount;
lastDependenciesCount =
lastDependenciesCount || data.dependenciesCount;
}
return data;
},
(_err) => {
// Ignore error
}
);
}
});
compiler.hooks.afterCompile.tapPromise(PLUGIN_NAME, (compilation) => {
if (compilation.compiler.isChild()) return Promise.resolve();
return /** @type {Promise<CountsData>} */ (cacheGetPromise).then(
async (oldData) => {
const realModulesCount = modulesCount - skippedModulesCount;
const realDependenciesCount =
dependenciesCount - skippedDependenciesCount;
if (
!oldData ||
oldData.modulesCount !== realModulesCount ||
oldData.dependenciesCount !== realDependenciesCount
) {
await cache.storePromise({
modulesCount: realModulesCount,
dependenciesCount: realDependenciesCount
});
}
}
);
});
compiler.hooks.compilation.tap(PLUGIN_NAME, (compilation) => {
if (compilation.compiler.isChild()) return;
lastModulesCount = modulesCount;
lastEntriesCount = entriesCount;
lastDependenciesCount = dependenciesCount;
modulesCount =
skippedModulesCount =
dependenciesCount =
skippedDependenciesCount =
entriesCount =
0;
doneModules = doneDependencies = doneEntries = 0;
compilation.factorizeQueue.hooks.added.tap(PLUGIN_NAME, (item) =>
factorizeAdd(compilation.factorizeQueue, item)
);
compilation.factorizeQueue.hooks.result.tap(PLUGIN_NAME, factorizeDone);
compilation.addModuleQueue.hooks.added.tap(PLUGIN_NAME, (item) =>
moduleAdd(compilation.addModuleQueue, item)
);
compilation.processDependenciesQueue.hooks.result.tap(
PLUGIN_NAME,
moduleDone
);
if (showActiveModules) {
compilation.hooks.buildModule.tap(PLUGIN_NAME, moduleBuild);
}
compilation.hooks.addEntry.tap(PLUGIN_NAME, entryAdd);
compilation.hooks.failedEntry.tap(PLUGIN_NAME, entryDone);
compilation.hooks.succeedEntry.tap(PLUGIN_NAME, entryDone);
// @ts-expect-error avoid dynamic require if bundled with webpack
if (typeof __webpack_require__ !== "function") {
/** @type {Set<string>} */
const requiredLoaders = new Set();
NormalModule.getCompilationHooks(compilation).beforeLoaders.tap(
PLUGIN_NAME,
(loaders) => {
for (const loader of loaders) {
if (
loader.type !== "module" &&
!requiredLoaders.has(loader.loader)
) {
requiredLoaders.add(loader.loader);
currentLoader = loader.loader;
update();
require(loader.loader);
}
}
if (currentLoader) {
currentLoader = "";
update();
}
}
);
}
const hooks = {
finishModules: "finish module graph",
seal: "plugins",
optimizeDependencies: "dependencies optimization",
afterOptimizeDependencies: "after dependencies optimization",
beforeChunks: "chunk graph",
afterChunks: "after chunk graph",
optimize: "optimizing",
optimizeModules: "module optimization",
afterOptimizeModules: "after module optimization",
optimizeChunks: "chunk optimization",
afterOptimizeChunks: "after chunk optimization",
optimizeTree: "module and chunk tree optimization",
afterOptimizeTree: "after module and chunk tree optimization",
optimizeChunkModules: "chunk modules optimization",
afterOptimizeChunkModules: "after chunk modules optimization",
reviveModules: "module reviving",
beforeModuleIds: "before module ids",
moduleIds: "module ids",
optimizeModuleIds: "module id optimization",
afterOptimizeModuleIds: "module id optimization",
reviveChunks: "chunk reviving",
beforeChunkIds: "before chunk ids",
chunkIds: "chunk ids",
optimizeChunkIds: "chunk id optimization",
afterOptimizeChunkIds: "after chunk id optimization",
recordModules: "record modules",
recordChunks: "record chunks",
beforeModuleHash: "module hashing",
beforeCodeGeneration: "code generation",
beforeRuntimeRequirements: "runtime requirements",
beforeHash: "hashing",
afterHash: "after hashing",
recordHash: "record hash",
beforeModuleAssets: "module assets processing",
beforeChunkAssets: "chunk assets processing",
processAssets: "asset processing",
afterProcessAssets: "after asset optimization",
record: "recording",
afterSeal: "after seal"
};
const numberOfHooks = Object.keys(hooks).length;
for (const [idx, name] of Object.keys(hooks).entries()) {
const title = hooks[/** @type {keyof typeof hooks} */ (name)];
const percentage = (idx / numberOfHooks) * 0.25 + 0.7;
compilation.hooks[/** @type {keyof typeof hooks} */ (name)].intercept({
name: PLUGIN_NAME,
call() {
handler(percentage, "sealing", title);
},
done() {
progressReporters.set(compiler, undefined);
handler(percentage, "sealing", title);
},
result() {
handler(percentage, "sealing", title);
},
error() {
handler(percentage, "sealing", title);
},
tap(tap) {
// p is percentage from 0 to 1
// args is any number of messages in a hierarchical matter
progressReporters.set(compilation.compiler, (p, ...args) => {
handler(percentage, "sealing", title, tap.name, ...args);
});
handler(percentage, "sealing", title, tap.name);
}
});
}
});
compiler.hooks.make.intercept({
name: PLUGIN_NAME,
call() {
handler(0.1, "building");
},
done() {
handler(0.65, "building");
}
});
/**
* Processes the provided hook.
* @template {Hook<EXPECTED_ANY, EXPECTED_ANY, EXPECTED_ANY>} T
* @param {T} hook hook
* @param {number} progress progress from 0 to 1
* @param {string} category category
* @param {string} name name
*/
const interceptHook = (hook, progress, category, name) => {
hook.intercept({
name: PLUGIN_NAME,
call() {
handler(progress, category, name);
},
done() {
progressReporters.set(compiler, undefined);
handler(progress, category, name);
},
result() {
handler(progress, category, name);
},
error() {
handler(progress, category, name);
},
/**
* Processes the provided tap.
* @param {Tap} tap tap
*/
tap(tap) {
progressReporters.set(compiler, (p, ...args) => {
handler(progress, category, name, tap.name, ...args);
});
handler(progress, category, name, tap.name);
}
});
};
compiler.cache.hooks.endIdle.intercept({
name: PLUGIN_NAME,
call() {
handler(0, "");
}
});
interceptHook(compiler.cache.hooks.endIdle, 0.01, "cache", "end idle");
compiler.hooks.beforeRun.intercept({
name: PLUGIN_NAME,
call() {
handler(0, "");
}
});
interceptHook(compiler.hooks.beforeRun, 0.01, "setup", "before run");
interceptHook(compiler.hooks.run, 0.02, "setup", "run");
interceptHook(compiler.hooks.watchRun, 0.03, "setup", "watch run");
interceptHook(
compiler.hooks.normalModuleFactory,
0.04,
"setup",
"normal module factory"
);
interceptHook(
compiler.hooks.contextModuleFactory,
0.05,
"setup",
"context module factory"
);
interceptHook(
compiler.hooks.beforeCompile,
0.06,
"setup",
"before compile"
);
interceptHook(compiler.hooks.compile, 0.07, "setup", "compile");
interceptHook(compiler.hooks.thisCompilation, 0.08, "setup", "compilation");
interceptHook(compiler.hooks.compilation, 0.09, "setup", "compilation");
interceptHook(compiler.hooks.finishMake, 0.69, "building", "finish");
interceptHook(compiler.hooks.emit, 0.95, "emitting", "emit");
interceptHook(compiler.hooks.afterEmit, 0.98, "emitting", "after emit");
interceptHook(compiler.hooks.done, 0.99, "done", "plugins");
compiler.hooks.done.intercept({
name: PLUGIN_NAME,
done() {
handler(0.99, "");
}
});
interceptHook(
compiler.cache.hooks.storeBuildDependencies,
0.99,
"cache",
"store build dependencies"
);
interceptHook(compiler.cache.hooks.shutdown, 0.99, "cache", "shutdown");
interceptHook(compiler.cache.hooks.beginIdle, 0.99, "cache", "begin idle");
interceptHook(
compiler.hooks.watchClose,
0.99,
"end",
"closing watch compilation"
);
compiler.cache.hooks.beginIdle.intercept({
name: PLUGIN_NAME,
done() {
handler(1, "");
}
});
compiler.cache.hooks.shutdown.intercept({
name: PLUGIN_NAME,
done() {
handler(1, "");
}
});
}
}
ProgressPlugin.defaultOptions = DEFAULT_OPTIONS;
ProgressPlugin.createDefaultHandler = createDefaultHandler;
module.exports = ProgressPlugin;