Files
vscode/build/lib/mangle/staticLanguageServiceHost.js
Matt Bierner debcf16fcd Mangle exported symbols (#182935)
* Mangle exported functions

For #180461

This prototype tries to mangle exported functions, saving a further 440kb from the bundle size

* Fix missing call

* Also try mangling top level exported consts too

* Fixing errors

* Don't run on build files

* Skip a few more manglings and revert change to namespace

* Skip a few more monaco files

* Also mangle consts that shadow types

This increases savings up to 3325

* Also mangle exported classes

* Skip mangling more localization functions for now

* Opt out pfs

* Update build script

* Run find locations task in parallel

This should speed up compile

* Cleanup before close

* Limit workers to avoid hitting memory limit

* Limit pool size

* Skip one more mangling

* Exclude entrypoints from mangling

* Try to fix web build and clean up code

* Exempt a few more projects

* Exempt another file

* Also exempt html

* Skip mangling ext entrypoints

* Use prefix that can't be confused with rpc calls

* Fix max call stack error

* Switch prefixes

* Don't mangle ambient declarations

* Use correct way of checking modifier flags

* Workaround getCombinedModifierFlags not doing what I'd expect

Maybe needs the checker to be enabled too? Just check parent chain instead for now

* Clean up code and add logic showing how enum mangling could work

* Remove a few more skipMangles

Use entrypoints instead

* Fix entrypoint name
2023-06-13 08:18:05 +02:00

65 lines
4.7 KiB
JavaScript

"use strict";
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.StaticLanguageServiceHost = void 0;
const ts = require("typescript");
const path = require("path");
class StaticLanguageServiceHost {
projectPath;
_cmdLine;
_scriptSnapshots = new Map();
constructor(projectPath) {
this.projectPath = projectPath;
const existingOptions = {};
const parsed = ts.readConfigFile(projectPath, ts.sys.readFile);
if (parsed.error) {
throw parsed.error;
}
this._cmdLine = ts.parseJsonConfigFileContent(parsed.config, ts.sys, path.dirname(projectPath), existingOptions);
if (this._cmdLine.errors.length > 0) {
throw parsed.error;
}
}
getCompilationSettings() {
return this._cmdLine.options;
}
getScriptFileNames() {
return this._cmdLine.fileNames;
}
getScriptVersion(_fileName) {
return '1';
}
getProjectVersion() {
return '1';
}
getScriptSnapshot(fileName) {
let result = this._scriptSnapshots.get(fileName);
if (result === undefined) {
const content = ts.sys.readFile(fileName);
if (content === undefined) {
return undefined;
}
result = ts.ScriptSnapshot.fromString(content);
this._scriptSnapshots.set(fileName, result);
}
return result;
}
getCurrentDirectory() {
return path.dirname(this.projectPath);
}
getDefaultLibFileName(options) {
return ts.getDefaultLibFilePath(options);
}
directoryExists = ts.sys.directoryExists;
getDirectories = ts.sys.getDirectories;
fileExists = ts.sys.fileExists;
readFile = ts.sys.readFile;
readDirectory = ts.sys.readDirectory;
// this is necessary to make source references work.
realpath = ts.sys.realpath;
}
exports.StaticLanguageServiceHost = StaticLanguageServiceHost;
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