diff options
| author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
|---|---|---|
| committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
| commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
| tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/webpack/lib/ProgressPlugin.js | |
| parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) | |
node_modules
Diffstat (limited to 'node_modules/webpack/lib/ProgressPlugin.js')
| -rw-r--r-- | node_modules/webpack/lib/ProgressPlugin.js | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/ProgressPlugin.js b/node_modules/webpack/lib/ProgressPlugin.js new file mode 100644 index 000000000..44b8c65dd --- /dev/null +++ b/node_modules/webpack/lib/ProgressPlugin.js @@ -0,0 +1,190 @@ +/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+*/
+"use strict";
+
+class ProgressPlugin {
+
+ constructor(options) {
+ if(typeof options === "function") {
+ options = {
+ handler: options
+ };
+ }
+ options = options || {};
+ this.profile = options.profile;
+ this.handler = options.handler;
+ }
+
+ apply(compiler) {
+ const handler = this.handler || defaultHandler;
+ const profile = this.profile;
+ if(compiler.compilers) {
+ const states = new Array(compiler.compilers.length);
+ compiler.compilers.forEach(function(compiler, idx) {
+ compiler.apply(new ProgressPlugin(function(p, msg) {
+ states[idx] = Array.prototype.slice.apply(arguments);
+ handler.apply(null, [
+ states.map(state => state && state[0] || 0).reduce((a, b) => a + b) / states.length,
+ `[${idx}] ${msg}`
+ ].concat(Array.prototype.slice.call(arguments, 2)));
+ }));
+ });
+ } else {
+ let lastModulesCount = 0;
+ let moduleCount = 500;
+ let doneModules = 0;
+ const activeModules = [];
+
+ const update = function update(module) {
+ handler(
+ 0.1 + (doneModules / Math.max(lastModulesCount, moduleCount)) * 0.6,
+ "building modules",
+ `${doneModules}/${moduleCount} modules`,
+ `${activeModules.length} active`,
+ activeModules[activeModules.length - 1]
+ );
+ };
+
+ const moduleDone = function moduleDone(module) {
+ doneModules++;
+ const ident = module.identifier();
+ if(ident) {
+ const idx = activeModules.indexOf(ident);
+ if(idx >= 0) activeModules.splice(idx, 1);
+ }
+ update();
+ };
+ compiler.plugin("compilation", function(compilation) {
+ if(compilation.compiler.isChild()) return;
+ lastModulesCount = moduleCount;
+ moduleCount = 0;
+ doneModules = 0;
+ handler(0, "compiling");
+ compilation.plugin("build-module", function(module) {
+ moduleCount++;
+ const ident = module.identifier();
+ if(ident) {
+ activeModules.push(ident);
+ }
+ update();
+ });
+ compilation.plugin("failed-module", moduleDone);
+ compilation.plugin("succeed-module", moduleDone);
+ const syncHooks = {
+ "seal": [0.71, "sealing"],
+ "optimize": [0.72, "optimizing"],
+ "optimize-modules-basic": [0.73, "basic module optimization"],
+ "optimize-modules": [0.74, "module optimization"],
+ "optimize-modules-advanced": [0.75, "advanced module optimization"],
+ "optimize-chunks-basic": [0.76, "basic chunk optimization"],
+ "optimize-chunks": [0.77, "chunk optimization"],
+ "optimize-chunks-advanced": [0.78, "advanced chunk optimization"],
+ // optimize-tree
+ "revive-modules": [0.80, "module reviving"],
+ "optimize-module-order": [0.81, "module order optimization"],
+ "optimize-module-ids": [0.82, "module id optimization"],
+ "revive-chunks": [0.83, "chunk reviving"],
+ "optimize-chunk-order": [0.84, "chunk order optimization"],
+ "optimize-chunk-ids": [0.85, "chunk id optimization"],
+ "before-hash": [0.86, "hashing"],
+ "before-module-assets": [0.87, "module assets processing"],
+ "before-chunk-assets": [0.88, "chunk assets processing"],
+ "additional-chunk-assets": [0.89, "additional chunk assets processing"],
+ "record": [0.90, "recording"]
+ };
+ Object.keys(syncHooks).forEach(name => {
+ let pass = 0;
+ const settings = syncHooks[name];
+ compilation.plugin(name, () => {
+ if(pass++ > 0)
+ handler(settings[0], settings[1], `pass ${pass}`);
+ else
+ handler(settings[0], settings[1]);
+ });
+ });
+ compilation.plugin("optimize-tree", (chunks, modules, callback) => {
+ handler(0.79, "module and chunk tree optimization");
+ callback();
+ });
+ compilation.plugin("additional-assets", callback => {
+ handler(0.91, "additional asset processing");
+ callback();
+ });
+ compilation.plugin("optimize-chunk-assets", (chunks, callback) => {
+ handler(0.92, "chunk asset optimization");
+ callback();
+ });
+ compilation.plugin("optimize-assets", (assets, callback) => {
+ handler(0.94, "asset optimization");
+ callback();
+ });
+ });
+ compiler.plugin("emit", (compilation, callback) => {
+ handler(0.95, "emitting");
+ callback();
+ });
+ compiler.plugin("done", () => {
+ handler(1, "");
+ });
+ }
+
+ let lineCaretPosition = 0,
+ lastState, lastStateTime;
+
+ function defaultHandler(percentage, msg) {
+ let state = msg;
+ const details = Array.prototype.slice.call(arguments, 2);
+ if(percentage < 1) {
+ percentage = Math.floor(percentage * 100);
+ msg = `${percentage}% ${msg}`;
+ if(percentage < 100) {
+ msg = ` ${msg}`;
+ }
+ if(percentage < 10) {
+ msg = ` ${msg}`;
+ }
+ details.forEach(detail => {
+ if(!detail) return;
+ if(detail.length > 40) {
+ detail = `...${detail.substr(detail.length - 37)}`;
+ }
+ msg += ` ${detail}`;
+ });
+ }
+ if(profile) {
+ state = state.replace(/^\d+\/\d+\s+/, "");
+ if(percentage === 0) {
+ lastState = null;
+ lastStateTime = +new Date();
+ } else if(state !== lastState || percentage === 1) {
+ const now = +new Date();
+ if(lastState) {
+ const stateMsg = `${now - lastStateTime}ms ${lastState}`;
+ goToLineStart(stateMsg);
+ process.stderr.write(stateMsg + "\n");
+ lineCaretPosition = 0;
+ }
+ lastState = state;
+ lastStateTime = now;
+ }
+ }
+ goToLineStart(msg);
+ process.stderr.write(msg);
+ }
+
+ function goToLineStart(nextMessage) {
+ let str = "";
+ for(; lineCaretPosition > nextMessage.length; lineCaretPosition--) {
+ str += "\b \b";
+ }
+ for(var i = 0; i < lineCaretPosition; i++) {
+ str += "\b";
+ }
+ lineCaretPosition = nextMessage.length;
+ if(str) process.stderr.write(str);
+ }
+ }
+}
+module.exports = ProgressPlugin;
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