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import './lib/env'
import {
CompletionItem,
CompletionList,
CompletionParams,
Connection,
createConnection,
DocumentColorParams,
ColorInformation,
ColorPresentation,
Hover,
InitializeParams,
InitializeResult,
TextDocumentPositionParams,
TextDocuments,
TextDocumentSyncKind,
ColorPresentationParams,
CodeActionParams,
CodeAction,
CompletionRequest,
DocumentColorRequest,
BulkRegistration,
CodeActionRequest,
BulkUnregistration,
HoverRequest,
DidChangeWatchedFilesNotification,
FileChangeType,
Disposable,
TextDocumentIdentifier,
DocumentLinkRequest,
DocumentLinkParams,
DocumentLink,
} from 'vscode-languageserver/node'
import { TextDocument } from 'vscode-languageserver-textdocument'
import { URI } from 'vscode-uri'
import { formatError, showError, SilentError } from './util/error'
import glob from 'fast-glob'
import normalizePath from 'normalize-path'
import * as path from 'path'
import * as os from 'os'
import * as fs from 'fs'
import type * as chokidar from 'chokidar'
import findUp from 'find-up'
import minimatch from 'minimatch'
import resolveFrom, { setPnpApi } from './util/resolveFrom'
import { AtRule, Container, Node, Result } from 'postcss'
import Module from 'module'
import Hook from './lib/hook'
import * as semver from 'tailwindcss-language-service/src/util/semver'
import dlv from 'dlv'
import { dset } from 'dset'
import pkgUp from 'pkg-up'
import stackTrace from 'stack-trace'
import extractClassNames from './lib/extractClassNames'
import { klona } from 'klona/full'
import { doHover } from 'tailwindcss-language-service/src/hoverProvider'
import {
doComplete,
resolveCompletionItem,
} from 'tailwindcss-language-service/src/completionProvider'
import {
State,
FeatureFlags,
Settings,
ClassNames,
Variant,
} from 'tailwindcss-language-service/src/util/state'
import { provideDiagnostics } from './lsp/diagnosticsProvider'
import { doCodeActions } from 'tailwindcss-language-service/src/codeActions/codeActionProvider'
import { getDocumentColors } from 'tailwindcss-language-service/src/documentColorProvider'
import { getDocumentLinks } from 'tailwindcss-language-service/src/documentLinksProvider'
import { debounce } from 'debounce'
import { getModuleDependencies } from './util/getModuleDependencies'
import assert from 'assert'
// import postcssLoadConfig from 'postcss-load-config'
import * as parcel from './watcher/index.js'
import { generateRules } from 'tailwindcss-language-service/src/util/jit'
import { getColor } from 'tailwindcss-language-service/src/util/color'
import * as culori from 'culori'
import namedColors from 'color-name'
import tailwindPlugins from './lib/plugins'
import isExcluded from './util/isExcluded'
import { getFileFsPath, normalizeFileNameToFsPath } from './util/uri'
import { equal } from 'tailwindcss-language-service/src/util/array'
import preflight from 'tailwindcss/lib/css/preflight.css'
import merge from 'deepmerge'
import { getTextWithoutComments } from 'tailwindcss-language-service/src/util/doc'
import { CONFIG_GLOB, CSS_GLOB, PACKAGE_LOCK_GLOB } from './lib/constants'
// @ts-ignore
global.__preflight = preflight
new Function(
'require',
'__dirname',
`
let oldReadFileSync = require('fs').readFileSync
require('fs').readFileSync = function (filename, ...args) {
if (filename === require('path').join(__dirname, 'css/preflight.css')) {
return global.__preflight
}
return oldReadFileSync(filename, ...args)
}
`
)(require, __dirname)
const TRIGGER_CHARACTERS = [
// class attributes
'"',
"'",
'`',
// between class names
' ',
// @apply and emmet-style
'.',
// config/theme helper
'(',
'[',
// JIT "important" prefix
'!',
// JIT opacity modifiers
'/',
] as const
const colorNames = Object.keys(namedColors)
const connection =
process.argv.length <= 2 ? createConnection(process.stdin, process.stdout) : createConnection()
console.log = connection.console.log.bind(connection.console)
console.error = connection.console.error.bind(connection.console)
process.on('unhandledRejection', (e: any) => {
connection.console.error(formatError(`Unhandled exception`, e))
})
function deletePropertyPath(obj: any, path: string | string[]): void {
if (typeof path === 'string') {
path = path.split('.')
}
for (let i = 0; i < path.length - 1; i++) {
obj = obj[path[i]]
if (typeof obj === 'undefined') {
return
}
}
delete obj[path.pop()]
}
function getConfigId(configPath: string, configDependencies: string[]): string {
return JSON.stringify(
[configPath, ...configDependencies].map((file) => [file, fs.statSync(file).mtimeMs])
)
}
function first<T>(...options: Array<() => T>): T {
for (let i = 0; i < options.length; i++) {
let option = options[i]
if (i === options.length - 1) {
return option()
} else {
try {
return option()
} catch (_) {}
}
}
}
function firstOptional<T>(...options: Array<() => T>): T | undefined {
for (let i = 0; i < options.length; i++) {
let option = options[i]
try {
return option()
} catch (_) {}
}
}
interface ProjectService {
projectConfig: ProjectConfig
enabled: () => boolean
enable: () => void
documentSelector: () => Array<DocumentSelector>
state: State
tryInit: () => Promise<void>
dispose: () => Promise<void>
onUpdateSettings: (settings: any) => void
onFileEvents: (changes: Array<{ file: string; type: FileChangeType }>) => void
onHover(params: TextDocumentPositionParams): Promise<Hover>
onCompletion(params: CompletionParams): Promise<CompletionList>
onCompletionResolve(item: CompletionItem): Promise<CompletionItem>
provideDiagnostics(document: TextDocument): void
provideDiagnosticsForce(document: TextDocument): void
onDocumentColor(params: DocumentColorParams): Promise<ColorInformation[]>
onColorPresentation(params: ColorPresentationParams): Promise<ColorPresentation[]>
onCodeAction(params: CodeActionParams): Promise<CodeAction[]>
onDocumentLinks(params: DocumentLinkParams): DocumentLink[]
}
type ProjectConfig = {
folder: string
configPath?: string
documentSelector?: Array<DocumentSelector>
isUserConfigured: boolean
}
enum DocumentSelectorPriority {
USER_CONFIGURED = 0,
CONFIG_FILE = 0,
CSS_FILE = 0,
CONTENT_FILE = 1,
CSS_DIRECTORY = 2,
CONFIG_DIRECTORY = 3,
PACKAGE_DIRECTORY = 4,
ROOT_DIRECTORY = 5,
}
type DocumentSelector = { pattern: string; priority: DocumentSelectorPriority }
function getMode(config: any): unknown {
if (typeof config.mode !== 'undefined') {
return config.mode
}
if (Array.isArray(config.presets)) {
for (let i = config.presets.length - 1; i >= 0; i--) {
let mode = getMode(config.presets[i])
if (typeof mode !== 'undefined') {
return mode
}
}
}
}
function deleteMode(config: any): void {
delete config.mode
if (Array.isArray(config.presets)) {
for (let preset of config.presets) {
deleteMode(preset)
}
}
}
const documentSettingsCache: Map<string, Settings> = new Map()
async function getConfiguration(uri?: string) {
if (documentSettingsCache.has(uri)) {
return documentSettingsCache.get(uri)
}
let [editor, tailwindCSS] = await Promise.all([
connection.workspace.getConfiguration({
section: 'editor',
scopeUri: uri,
}),
connection.workspace.getConfiguration({
section: 'tailwindCSS',
scopeUri: uri,
}),
])
editor = isObject(editor) ? editor : {}
tailwindCSS = isObject(tailwindCSS) ? tailwindCSS : {}
let config: Settings = merge<Settings>(
{
editor: { tabSize: 2 },
tailwindCSS: {
emmetCompletions: false,
classAttributes: ['class', 'className', 'ngClass'],
codeActions: true,
hovers: true,
suggestions: true,
validate: true,
colorDecorators: true,
rootFontSize: 16,
lint: {
cssConflict: 'warning',
invalidApply: 'error',
invalidScreen: 'error',
invalidVariant: 'error',
invalidConfigPath: 'error',
invalidTailwindDirective: 'error',
recommendedVariantOrder: 'warning',
},
showPixelEquivalents: true,
includeLanguages: {},
files: { exclude: ['**/.git/**', '**/node_modules/**', '**/.hg/**', '**/.svn/**'] },
experimental: {
classRegex: [],
configFile: null,
},
},
},
{ editor, tailwindCSS },
{ arrayMerge: (_destinationArray, sourceArray, _options) => sourceArray }
)
documentSettingsCache.set(uri, config)
return config
}
function clearRequireCache(): void {
Object.keys(require.cache).forEach((key) => {
if (!key.endsWith('.node')) {
delete require.cache[key]
}
})
Object.keys((Module as any)._pathCache).forEach((key) => {
delete (Module as any)._pathCache[key]
})
}
function withoutLogs<T>(getter: () => T): T {
let fns = {
log: console.log,
warn: console.warn,
error: console.error,
}
for (let key in fns) {
console[key] = () => {}
}
try {
return getter()
} finally {
for (let key in fns) {
console[key] = fns[key]
}
}
}
function withFallback<T>(getter: () => T, fallback: T): T {
try {
return getter()
} catch (e) {
return fallback
}
}
function dirContains(dir: string, file: string): boolean {
let relative = path.relative(dir, file)
return !!relative && !relative.startsWith('..') && !path.isAbsolute(relative)
}
function changeAffectsFile(change: string, files: string[]): boolean {
for (let file of files) {
if (change === file || dirContains(change, file)) {
return true
}
}
return false
}
// We need to add parent directories to the watcher:
// https://github.com/microsoft/vscode/issues/60813
function getWatchPatternsForFile(file: string, root: string): string[] {
let tmp: string
let dir = path.dirname(file)
let patterns: string[] = [file, dir]
if (dir === root) {
return patterns
}
while (true) {
dir = path.dirname((tmp = dir))
if (tmp === dir) {
break
} else {
patterns.push(dir)
if (dir === root) {
break
}
}
}
return patterns
}
async function createProjectService(
projectKey: string,
projectConfig: ProjectConfig,
connection: Connection,
params: InitializeParams,
documentService: DocumentService,
updateCapabilities: () => void,
checkOpenDocuments: () => void,
refreshDiagnostics: () => void,
watchPatterns: (patterns: string[]) => void,
initialTailwindVersion: string
): Promise<ProjectService> {
let enabled = false
const folder = projectConfig.folder
const disposables: Array<Disposable | Promise<Disposable>> = []
let documentSelector = projectConfig.documentSelector
let itemDefaults =
params.capabilities.textDocument?.completion?.completionList?.itemDefaults ?? []
// VS Code _does_ support `itemDefaults.data` since at least 1.67.0 (this extension's min version)
// but it doesn't advertise it in its capabilities. So we manually add it here.
// See also: https://github.com/microsoft/vscode-languageserver-node/issues/1181
if (params.clientInfo?.name === 'Visual Studio Code' && !itemDefaults.includes('data')) {
itemDefaults.push('data')
}
let state: State = {
enabled: false,
completionItemData: {
_projectKey: projectKey,
},
editor: {
connection,
folder,
userLanguages: params.initializationOptions?.userLanguages
? params.initializationOptions.userLanguages
: {},
// TODO
capabilities: {
configuration: true,
diagnosticRelatedInformation: true,
itemDefaults,
},
documents: documentService.documents,
getConfiguration,
getDocumentSymbols: (uri: string) => {
return connection.sendRequest('@/tailwindCSS/getDocumentSymbols', { uri })
},
async readDirectory(document, directory) {
try {
directory = path.resolve(path.dirname(getFileFsPath(document.uri)), directory)
let dirents = await fs.promises.readdir(directory, { withFileTypes: true })
let result: Array<[string, { isDirectory: boolean }] | null> = await Promise.all(
dirents.map(async (dirent) => {
let isDirectory = dirent.isDirectory()
return (await isExcluded(
state,
document,
path.join(directory, dirent.name, isDirectory ? '/' : '')
))
? null
: [dirent.name, { isDirectory }]
})
)
return result.filter((item) => item !== null)
} catch {
return []
}
},
},
}
if (projectConfig.configPath) {
let deps = []
try {
deps = getModuleDependencies(projectConfig.configPath)
} catch {}
watchPatterns([
...getWatchPatternsForFile(projectConfig.configPath, projectConfig.folder),
...deps.flatMap((dep) => getWatchPatternsForFile(dep, projectConfig.folder)),
])
}
function log(...args: string[]): void {
console.log(
`[${path.relative(projectConfig.folder, projectConfig.configPath)}] ${args.join(' ')}`
)
}
function onFileEvents(changes: Array<{ file: string; type: FileChangeType }>): void {
let needsInit = false
let needsRebuild = false
for (let change of changes) {
let file = normalizePath(change.file)
let isConfigFile = changeAffectsFile(file, [projectConfig.configPath])
let isDependency = changeAffectsFile(file, state.dependencies ?? [])
let isPackageFile = minimatch(file, `**/${PACKAGE_LOCK_GLOB}`, { dot: true })
if (!isConfigFile && !isDependency && !isPackageFile) continue
if (!enabled) {
if (
!projectConfig.isUserConfigured &&
projectConfig.configPath &&
(isConfigFile || isDependency)
) {
documentSelector = [
...documentSelector.filter(
({ priority }) => priority !== DocumentSelectorPriority.CONTENT_FILE
),
...getContentDocumentSelectorFromConfigFile(
projectConfig.configPath,
initialTailwindVersion,
projectConfig.folder
),
]
checkOpenDocuments()
}
continue
}
if (change.type === FileChangeType.Created) {
log('File created:', change.file)
needsInit = true
break
} else if (change.type === FileChangeType.Changed) {
log('File changed:', change.file)
if (!state.enabled || isPackageFile) {
needsInit = true
break
} else {
needsRebuild = true
}
} else if (change.type === FileChangeType.Deleted) {
log('File deleted:', change.file)
if (!state.enabled || isConfigFile || isPackageFile) {
needsInit = true
break
} else {
needsRebuild = true
}
}
}
if (needsInit) {
tryInit()
} else if (needsRebuild) {
tryRebuild()
}
}
function resetState(): void {
// clearAllDiagnostics(state)
Object.keys(state).forEach((key) => {
// Keep `dependencies` to ensure that they are still watched
if (key !== 'editor' && key !== 'dependencies') {
delete state[key]
}
})
state.enabled = false
refreshDiagnostics()
updateCapabilities()
}
async function tryInit() {
if (!enabled) {
return
}
try {
await init()
} catch (error) {
resetState()
showError(connection, error)
}
}
async function tryRebuild() {
if (!enabled) {
return
}
try {
await rebuild()
} catch (error) {
resetState()
showError(connection, error)
}
}
async function init() {
log('Initializing...')
clearRequireCache()
let configPath = projectConfig.configPath
if (!configPath) {
throw new SilentError('No config file found.')
}
watchPatterns(getWatchPatternsForFile(configPath, projectConfig.folder))
const pnpPath = findUp.sync(
(dir) => {
let pnpFile = path.join(dir, '.pnp.js')
if (findUp.sync.exists(pnpFile)) {
return pnpFile
}
pnpFile = path.join(dir, '.pnp.cjs')
if (findUp.sync.exists(pnpFile)) {
return pnpFile
}
if (dir === path.normalize(folder)) {
return findUp.stop
}
},
{ cwd: folder }
)
if (pnpPath) {
let pnpApi = require(pnpPath)
pnpApi.setup()
setPnpApi(pnpApi)
}
const configDependencies = getModuleDependencies(configPath)
const configId = getConfigId(configPath, configDependencies)
const configDir = path.dirname(configPath)
let tailwindcss: any
let postcss: any
let postcssSelectorParser: any
let jitModules: typeof state.modules.jit
let tailwindcssVersion: string | undefined
let postcssVersion: string | undefined
let pluginVersions: string | undefined
let browserslist: string[] | undefined
let resolveConfigFn: (config: any) => any
let featureFlags: FeatureFlags = { future: [], experimental: [] }
let applyComplexClasses: any
try {
const tailwindcssPath = resolveFrom(configDir, 'tailwindcss')
const tailwindcssPkgPath = resolveFrom(configDir, 'tailwindcss/package.json')
const tailwindDir = path.dirname(tailwindcssPkgPath)
const postcssPath = resolveFrom(tailwindDir, 'postcss')
const postcssPkgPath = resolveFrom(tailwindDir, 'postcss/package.json')
const postcssDir = path.dirname(postcssPkgPath)
const postcssSelectorParserPath = resolveFrom(tailwindDir, 'postcss-selector-parser')
postcssVersion = require(postcssPkgPath).version
tailwindcssVersion = require(tailwindcssPkgPath).version
pluginVersions = Object.keys(tailwindPlugins)
.map((plugin) => {
try {
return require(resolveFrom(configDir, `${plugin}/package.json`)).version
} catch (_) {
return ''
}
})
.join(',')
if (
state.enabled &&
postcssVersion === state.modules.postcss.version &&
tailwindcssVersion === state.modules.tailwindcss.version &&
pluginVersions === state.pluginVersions &&
configPath === state.configPath &&
configId === state.configId
) {
return
}
log(`Loaded Tailwind CSS config file: ${configPath}`)
postcss = require(postcssPath)
postcssSelectorParser = require(postcssSelectorParserPath)
log(`Loaded postcss v${postcssVersion}: ${postcssDir}`)
tailwindcss = require(tailwindcssPath)
log(`Loaded tailwindcss v${tailwindcssVersion}: ${tailwindDir}`)
try {
resolveConfigFn = require(resolveFrom(tailwindDir, './resolveConfig.js'))
} catch (_) {
try {
const resolveConfig = require(resolveFrom(tailwindDir, './lib/util/resolveConfig.js'))
const defaultConfig = require(resolveFrom(tailwindDir, './stubs/defaultConfig.stub.js'))
resolveConfigFn = (config) => resolveConfig([config, defaultConfig])
} catch (_) {
try {
const resolveConfig = require(resolveFrom(
tailwindDir,
'./lib/util/mergeConfigWithDefaults.js'
))
const defaultConfig = require(resolveFrom(tailwindDir, './defaultConfig.js'))
resolveConfigFn = (config) => resolveConfig(config, defaultConfig())
} catch (_) {
throw Error('Failed to load resolveConfig function.')
}
}
}
if (semver.gte(tailwindcssVersion, '1.4.0') && semver.lte(tailwindcssVersion, '1.99.0')) {
const browserslistPath = resolveFrom(tailwindDir, 'browserslist')
// TODO: set path to nearest dir with package.json?
browserslist = require(browserslistPath)(undefined, { path: folder })
}
if (semver.gte(tailwindcssVersion, '1.99.0')) {
applyComplexClasses = firstOptional(() =>
require(resolveFrom(tailwindDir, './lib/lib/substituteClassApplyAtRules'))
)
} else if (semver.gte(tailwindcssVersion, '1.7.0')) {
applyComplexClasses = require(resolveFrom(tailwindDir, './lib/flagged/applyComplexClasses'))
}
try {
featureFlags = require(resolveFrom(tailwindDir, './lib/featureFlags.js')).default
} catch (_) {}
// stubs
let tailwindDirectives = new Set()
let root = postcss.root()
let result = { opts: {}, messages: [] }
let registerDependency = () => {}
try {
let createContext = first(
() => {
let createContextFn = require(resolveFrom(
configDir,
'tailwindcss/lib/lib/setupContextUtils'
)).createContext
assert.strictEqual(typeof createContextFn, 'function')
return (state) => createContextFn(state.config)
},
() => {
let createContextFn = require(resolveFrom(
configDir,
'tailwindcss/lib/jit/lib/setupContextUtils'
)).createContext
assert.strictEqual(typeof createContextFn, 'function')
return (state) => createContextFn(state.config)
},
// TODO: the next two are canary releases only so can probably be removed
() => {
let setupTrackingContext = require(resolveFrom(
configDir,
'tailwindcss/lib/jit/lib/setupTrackingContext'
)).default
assert.strictEqual(typeof setupTrackingContext, 'function')
return (state) =>
setupTrackingContext(
state.configPath,
tailwindDirectives,
registerDependency
)(result, root)
},
() => {
let setupContext = require(resolveFrom(
configDir,
'tailwindcss/lib/jit/lib/setupContext'
)).default
assert.strictEqual(typeof setupContext, 'function')
return (state) => setupContext(state.configPath, tailwindDirectives)(result, root)
}
)
jitModules = {
generateRules: {
module: first(
() =>
require(resolveFrom(configDir, 'tailwindcss/lib/lib/generateRules')).generateRules,
() =>
require(resolveFrom(configDir, 'tailwindcss/lib/jit/lib/generateRules'))
.generateRules
),
},
createContext: {
module: createContext,
},
expandApplyAtRules: {
module: first(
() =>
require(resolveFrom(configDir, 'tailwindcss/lib/lib/expandApplyAtRules')).default,
() =>
require(resolveFrom(configDir, 'tailwindcss/lib/jit/lib/expandApplyAtRules'))
.default
),
},
}
} catch (_) {
try {
let setupContext = require(resolveFrom(configDir, 'tailwindcss/jit/lib/setupContext'))
jitModules = {
generateRules: {
module: require(resolveFrom(configDir, 'tailwindcss/jit/lib/generateRules'))
.generateRules,
},
createContext: {
module: (state) => setupContext(state.configPath, tailwindDirectives)(result, root),
},
expandApplyAtRules: {
module: require(resolveFrom(configDir, 'tailwindcss/jit/lib/expandApplyAtRules')),
},
}
} catch (_) {}
}
} catch (error) {
tailwindcss = require('tailwindcss')
resolveConfigFn = require('tailwindcss/resolveConfig')
postcss = require('postcss')
tailwindcssVersion = require('tailwindcss/package.json').version
postcssVersion = require('postcss/package.json').version
postcssSelectorParser = require('postcss-selector-parser')
jitModules = {
generateRules: { module: require('tailwindcss/lib/lib/generateRules').generateRules },
createContext: {
module: (state) =>
require('tailwindcss/lib/lib/setupContextUtils').createContext(state.config),
},
expandApplyAtRules: {
module: require('tailwindcss/lib/lib/expandApplyAtRules').default,
},
}
log('Failed to load workspace modules.')
log(`Using bundled version of \`tailwindcss\`: v${tailwindcssVersion}`)
log(`Using bundled version of \`postcss\`: v${postcssVersion}`)
}
state.configPath = configPath
state.modules = {
tailwindcss: { version: tailwindcssVersion, module: tailwindcss },
postcss: { version: postcssVersion, module: postcss },
postcssSelectorParser: { module: postcssSelectorParser },
resolveConfig: { module: resolveConfigFn },
jit: jitModules,
}
state.browserslist = browserslist
state.featureFlags = featureFlags
state.version = tailwindcssVersion
state.pluginVersions = pluginVersions
try {
state.corePlugins = Object.keys(
require(resolveFrom(path.dirname(state.configPath), 'tailwindcss/lib/plugins/index.js'))
)
} catch (_) {}
if (applyComplexClasses && !applyComplexClasses.default.__patched) {
let _applyComplexClasses = applyComplexClasses.default
applyComplexClasses.default = (config, ...args) => {
if (state.jit) {
return state.modules.jit.expandApplyAtRules.module(state.jitContext)
}
let configClone = klona(config)
configClone.separator = typeof state.separator === 'undefined' ? ':' : state.separator
let fn = _applyComplexClasses(configClone, ...args)
return async (css) => {
css.walkRules((rule) => {
const newSelector = rule.selector.replace(/__TWSEP__(.*?)__TWSEP__/g, '$1')
if (newSelector !== rule.selector) {
rule.before(
postcss.comment({
text: '__ORIGINAL_SELECTOR__:' + rule.selector,
})
)
rule.selector = newSelector
}
})
await fn(css)
css.walkComments((comment) => {
if (comment.text.startsWith('__ORIGINAL_SELECTOR__:')) {
comment.next().selector = comment.text.replace(/^__ORIGINAL_SELECTOR__:/, '')
comment.remove()
}
})
return css
}
}
applyComplexClasses.default.__patched = true
}
// state.postcssPlugins = { before: [], after: [] }
// try {
// let { plugins: postcssPlugins } = await postcssLoadConfig({ cwd: folder }, state.configPath)
// let tailwindIndex = postcssPlugins.findIndex((p) => {
// if (typeof p === 'function') {
// return (p as any)().postcssPlugin === 'tailwindcss'
// }
// return (p as any).postcssPlugin === 'tailwindcss'
// })
// console.log({ postcssPlugins })
// if (tailwindIndex !== -1) {
// console.log('here')
// state.postcssPlugins = {
// before: postcssPlugins.slice(0, tailwindIndex),
// after: postcssPlugins.slice(tailwindIndex + 1),
// }
// }
// } catch (_error) {
// console.log(_error)
// }
await tryRebuild()
}
async function rebuild() {
log('Building...')
clearRequireCache()
const { tailwindcss, postcss, resolveConfig } = state.modules
const sepLocation = semver.gte(tailwindcss.version, '0.99.0')
? ['separator']
: ['options', 'separator']
let presetVariants: any[] = []
let originalConfig: any
let isV3 = semver.gte(tailwindcss.version, '2.99.0')
let hook = new Hook(fs.realpathSync(state.configPath), (exports) => {
originalConfig = klona(exports)
let separator = dlv(exports, sepLocation)
if (typeof separator !== 'string') {
separator = ':'
}
dset(exports, sepLocation, `__TWSEP__${separator}__TWSEP__`)
exports[isV3 ? 'content' : 'purge'] = []
let mode = getMode(exports)
deleteMode(exports)
let isJit = isV3 || (state.modules.jit && mode === 'jit')
if (isJit) {
state.jit = true
exports.variants = []
if (Array.isArray(exports.presets)) {
for (let preset of exports.presets) {
presetVariants.push(preset.variants)
preset.variants = []
}
}
} else {
state.jit = false
}
if (state.corePlugins) {
let corePluginsConfig = {}
for (let pluginName of state.corePlugins) {
corePluginsConfig[pluginName] = true
}
exports.corePlugins = corePluginsConfig
}
// inject JIT `matchUtilities` function
if (Array.isArray(exports.plugins)) {
exports.plugins = exports.plugins.map((plugin) => {
if (plugin.__isOptionsFunction) {
plugin = plugin()
}
if (typeof plugin === 'function') {
let newPlugin = (...args) => {
if (!args[0].matchUtilities) {
args[0].matchUtilities = () => {}
}
return plugin(...args)
}
// @ts-ignore
newPlugin.__intellisense_cache_bust = Math.random()
return newPlugin
}
if (plugin.handler) {
return {
...plugin,
handler: (...args) => {
if (!args[0].matchUtilities) {
args[0].matchUtilities = () => {}
}
return plugin.handler(...args)
},
__intellisense_cache_bust: Math.random(),
}
}
return plugin
})
}
return exports
})
try {
require(state.configPath)
} catch (error) {
hook.unhook()
throw error
}
if (!originalConfig) {
throw new SilentError(`Failed to load config file: ${state.configPath}`)
}
/////////////////////
if (!projectConfig.isUserConfigured) {
documentSelector = [
...documentSelector.filter(
({ priority }) => priority !== DocumentSelectorPriority.CONTENT_FILE
),
...getContentDocumentSelectorFromConfigFile(
state.configPath,
tailwindcss.version,
projectConfig.folder,
originalConfig
),
]
}
//////////////////////
try {
state.config = resolveConfig.module(originalConfig)
state.separator = state.config.separator
if (state.jit) {
state.jitContext = state.modules.jit.createContext.module(state)
state.jitContext.tailwindConfig.separator = state.config.separator
if (state.jitContext.getClassList) {
let classList = state.jitContext
.getClassList({ includeMetadata: true })
.filter((className) => className !== '*')
state.classListContainsMetadata = classList.some((cls) => Array.isArray(cls))
state.classList = classList.map((className) => {
if (Array.isArray(className)) {
return [
className[0],
{ color: getColor(state, className[0]), ...(className[1] ?? {}) },
]
}
return [className, { color: getColor(state, className) }]
})
}
} else {
delete state.jitContext
delete state.classList
}
} catch (error) {
hook.unhook()
throw error
}
let postcssResult: Result
if (state.classList) {
hook.unhook()
} else {
try {
postcssResult = await postcss
.module([
// ...state.postcssPlugins.before.map((x) => x()),
tailwindcss.module(state.configPath),
// ...state.postcssPlugins.after.map((x) => x()),
])
.process(
[
semver.gte(tailwindcss.version, '0.99.0') ? 'base' : 'preflight',
'components',
'utilities',
]
.map((x) => `/*__tw_intellisense_layer_${x}__*/\n@tailwind ${x};`)
.join('\n'),
{
from: undefined,
}
)
} catch (error) {
throw error
} finally {
hook.unhook()
}
}
// if (state.dependencies) {
// chokidarWatcher?.unwatch(state.dependencies)
// }
state.dependencies = getModuleDependencies(state.configPath)
// chokidarWatcher?.add(state.dependencies)
watchPatterns(
(state.dependencies ?? []).flatMap((dep) =>
getWatchPatternsForFile(dep, projectConfig.folder)
)
)
state.configId = getConfigId(state.configPath, state.dependencies)
state.plugins = await getPlugins(originalConfig)
if (postcssResult) {
state.classNames = (await extractClassNames(postcssResult.root)) as ClassNames
}
state.variants = getVariants(state)
let screens = dlv(state.config, 'theme.screens', dlv(state.config, 'screens', {}))
state.screens = isObject(screens) ? Object.keys(screens) : []
state.enabled = true
// updateAllDiagnostics(state)
refreshDiagnostics()
updateCapabilities()
}
return {
projectConfig,
enabled() {
return enabled
},
enable() {
enabled = true
},
state,
documentSelector() {
return documentSelector
},
tryInit,
async dispose() {
state = { enabled: false }
for (let disposable of disposables) {
;(await disposable).dispose()
}
},
async onUpdateSettings(settings: any): Promise<void> {
if (state.enabled) {
refreshDiagnostics()
}
if (settings.editor.colorDecorators) {
updateCapabilities()
} else {
connection.sendNotification('@/tailwindCSS/clearColors')
}
},
onFileEvents,
async onHover(params: TextDocumentPositionParams): Promise<Hover> {
return withFallback(async () => {
if (!state.enabled) return null
let document = documentService.getDocument(params.textDocument.uri)
if (!document) return null
let settings = await state.editor.getConfiguration(document.uri)
if (!settings.tailwindCSS.hovers) return null
if (await isExcluded(state, document)) return null
return doHover(state, document, params.position)
}, null)
},
async onCompletion(params: CompletionParams): Promise<CompletionList> {
return withFallback(async () => {
if (!state.enabled) return null
let document = documentService.getDocument(params.textDocument.uri)
if (!document) return null
let settings = await state.editor.getConfiguration(document.uri)
if (!settings.tailwindCSS.suggestions) return null
if (await isExcluded(state, document)) return null
return doComplete(state, document, params.position, params.context)
}, null)
},
onCompletionResolve(item: CompletionItem): Promise<CompletionItem> {
return withFallback(() => {
if (!state.enabled) return null
return resolveCompletionItem(state, item)
}, null)
},
async onCodeAction(params: CodeActionParams): Promise<CodeAction[]> {
return withFallback(async () => {
if (!state.enabled) return null
let document = documentService.getDocument(params.textDocument.uri)
if (!document) return null
let settings = await state.editor.getConfiguration(document.uri)
if (!settings.tailwindCSS.codeActions) return null
return doCodeActions(state, params)
}, null)
},
onDocumentLinks(params: DocumentLinkParams): DocumentLink[] {
if (!state.enabled) return null
let document = documentService.getDocument(params.textDocument.uri)
if (!document) return null
return getDocumentLinks(state, document, (linkPath) =>
URI.file(path.resolve(path.dirname(URI.parse(document.uri).fsPath), linkPath)).toString()
)
},
provideDiagnostics: debounce((document: TextDocument) => {
if (!state.enabled) return
provideDiagnostics(state, document)
}, 500),
provideDiagnosticsForce: (document: TextDocument) => {
if (!state.enabled) return
provideDiagnostics(state, document)
},
async onDocumentColor(params: DocumentColorParams): Promise<ColorInformation[]> {
return withFallback(async () => {
if (!state.enabled) return []
let document = documentService.getDocument(params.textDocument.uri)
if (!document) return []
if (await isExcluded(state, document)) return null
return getDocumentColors(state, document)
}, null)
},
async onColorPresentation(params: ColorPresentationParams): Promise<ColorPresentation[]> {
let document = documentService.getDocument(params.textDocument.uri)
if (!document) return []
let className = document.getText(params.range)
let match = className.match(
new RegExp(`-\\[(${colorNames.join('|')}|(?:(?:#|rgba?\\(|hsla?\\())[^\\]]+)\\]$`, 'i')
)
// let match = className.match(/-\[((?:#|rgba?\(|hsla?\()[^\]]+)\]$/i)
if (match === null) return []
let currentColor = match[1]
let isNamedColor = colorNames.includes(currentColor)
let color: culori.RgbColor = {
mode: 'rgb',
r: params.color.red,
g: params.color.green,
b: params.color.blue,
alpha: params.color.alpha,
}
let hexValue = culori.formatHex8(color)
if (!isNamedColor && (currentColor.length === 4 || currentColor.length === 5)) {
let [, ...chars] =
hexValue.match(/^#([a-f\d])\1([a-f\d])\2([a-f\d])\3(?:([a-f\d])\4)?$/i) ?? []
if (chars.length) {
hexValue = `#${chars.filter(Boolean).join('')}`
}
}
if (hexValue.length === 5) {
hexValue = hexValue.replace(/f$/, '')
} else if (hexValue.length === 9) {
hexValue = hexValue.replace(/ff$/, '')
}
let prefix = className.substr(0, match.index)
return [
hexValue,
culori.formatRgb(color).replace(/ /g, ''),
culori
.formatHsl(color)
.replace(/ /g, '')
// round numbers
.replace(/\d+\.\d+(%?)/g, (value, suffix) => `${Math.round(parseFloat(value))}${suffix}`),
].map((value) => ({ label: `${prefix}-[${value}]` }))
},
}
}
function isObject(value: unknown): boolean {
return Object.prototype.toString.call(value) === '[object Object]'
}
type SimplePlugin = (api: any) => {}
type WrappedPlugin = { handler: (api: any) => {} }
type Plugin = SimplePlugin | WrappedPlugin
function runPlugin(
plugin: Plugin,
state: State,
apiOverrides: Record<string, Function> = {}
): void {
let config = state.config
let postcss = state.modules.postcss.module
let browserslist = state.browserslist
const browserslistTarget = browserslist && browserslist.includes('ie 11') ? 'ie11' : 'relaxed'
const pluginFn = typeof plugin === 'function' ? plugin : plugin.handler
try {
pluginFn({
addUtilities: () => {},
addComponents: () => {},
addBase: () => {},
matchUtilities: () => {},
addVariant: () => {},
e: (x) => x,
prefix: (x) => x,
theme: (path, defaultValue) => dlv(config, `theme.${path}`, defaultValue),
variants: () => [],
config: (path, defaultValue) => dlv(config, path, defaultValue),
corePlugins: (path) => {
if (Array.isArray(config.corePlugins)) {
return config.corePlugins.includes(path)
}
return dlv(config, `corePlugins.${path}`, true)
},
target: (path) => {
if (typeof config.target === 'string') {
return config.target === 'browserslist' ? browserslistTarget : config.target
}
const [defaultTarget, targetOverrides] = dlv(config, 'target')
const target = dlv(targetOverrides, path, defaultTarget)
return target === 'browserslist' ? browserslistTarget : target
},
postcss,
...apiOverrides,
})
} catch (_) {}
}
function isAtRule(node: Node): node is AtRule {
return node.type === 'atrule'
}
function getVariants(state: State): Array<Variant> {
if (state.jitContext?.getVariants) {
return state.jitContext.getVariants()
}
if (state.jit) {
let result: Array<Variant> = []
// [name, [sort, fn]]
// [name, [[sort, fn]]]
Array.from(state.jitContext.variantMap as Map<string, [any, any]>).forEach(
([variantName, variantFnOrFns]) => {
result.push({
name: variantName,
values: [],
isArbitrary: false,
hasDash: true,
selectors: () => {
function escape(className: string): string {
let node = state.modules.postcssSelectorParser.module.className()
node.value = className
return dlv(node, 'raws.value', node.value)
}
let fns = (Array.isArray(variantFnOrFns[0]) ? variantFnOrFns : [variantFnOrFns]).map(
([_sort, fn]) => fn
)
let placeholder = '__variant_placeholder__'
let root = state.modules.postcss.module.root({
nodes: [
state.modules.postcss.module.rule({
selector: `.${escape(placeholder)}`,
nodes: [],
}),
],
})
let classNameParser = state.modules.postcssSelectorParser.module((selectors) => {
return selectors.first.filter(({ type }) => type === 'class').pop().value
})
function getClassNameFromSelector(selector) {
return classNameParser.transformSync(selector)
}
function modifySelectors(modifierFunction) {
root.each((rule) => {
if (rule.type !== 'rule') {
return
}
rule.selectors = rule.selectors.map((selector) => {
return modifierFunction({
get className() {
return getClassNameFromSelector(selector)
},
selector,
})
})
})
return root
}
let definitions = []
for (let fn of fns) {
let definition: string
let container = root.clone()
let returnValue = withoutLogs(() =>
fn({
container,
separator: state.separator,
modifySelectors,
format: (def: string) => {
definition = def.replace(/:merge\(([^)]+)\)/g, '$1')
},
wrap: (rule: Container) => {
if (isAtRule(rule)) {
definition = `@${rule.name} ${rule.params}`
}
},
})
)
if (!definition) {
definition = returnValue
}
if (definition) {
definitions.push(definition)
continue
}
container.walkDecls((decl) => {
decl.remove()
})
definition = container
.toString()
.replace(`.${escape(`${variantName}:${placeholder}`)}`, '&')
.replace(/(?<!\\)[{}]/g, '')
.replace(/\s*\n\s*/g, ' ')
.trim()
if (!definition.includes(placeholder)) {
definitions.push(definition)
}
}
return definitions
},
})
}
)
return result
}
let config = state.config
let tailwindcssVersion = state.modules.tailwindcss.version
let variants = ['responsive', 'hover']
semver.gte(tailwindcssVersion, '0.3.0') && variants.push('focus', 'group-hover')
semver.gte(tailwindcssVersion, '0.5.0') && variants.push('active')
semver.gte(tailwindcssVersion, '0.7.0') && variants.push('focus-within')
semver.gte(tailwindcssVersion, '1.0.0-beta.1') && variants.push('default')
semver.gte(tailwindcssVersion, '1.1.0') &&
variants.push('first', 'last', 'odd', 'even', 'disabled', 'visited')
semver.gte(tailwindcssVersion, '1.3.0') && variants.push('group-focus')
semver.gte(tailwindcssVersion, '1.5.0') && variants.push('focus-visible', 'checked')
semver.gte(tailwindcssVersion, '1.6.0') && variants.push('motion-safe', 'motion-reduce')
semver.gte(tailwindcssVersion, '2.0.0-alpha.1') && variants.push('dark')
let plugins = Array.isArray(config.plugins) ? config.plugins : []
plugins.forEach((plugin) => {
runPlugin(plugin, state, {
addVariant: (name) => {
variants.push(name)
},
})
})
return variants.map((variant) => ({
name: variant,
values: [],
isArbitrary: false,
hasDash: true,
selectors: () => [],
}))
}
async function getPlugins(config: any) {
let plugins = config.plugins
if (!Array.isArray(plugins)) {
return []
}
return Promise.all(
plugins.map(async (plugin) => {
let pluginConfig = plugin.config
if (!isObject(pluginConfig)) {
pluginConfig = {}
}
let contributes = {
theme: isObject(pluginConfig.theme) ? Object.keys(pluginConfig.theme) : [],
variants: isObject(pluginConfig.variants) ? Object.keys(pluginConfig.variants) : [],
}
const fn = plugin.handler || plugin
const fnName =
typeof fn.name === 'string' && fn.name !== 'handler' && fn.name !== '' ? fn.name : null
try {
fn()
} catch (e) {
const trace = stackTrace.parse(e)
if (trace.length === 0) {
return {
name: fnName,
}
}
const file = trace[0].fileName
const dir = path.dirname(file)
let pkgPath = pkgUp.sync({ cwd: dir })
if (!pkgPath) {
return {
name: fnName,
}
}
let pkg: any
try {
pkg = require(pkg)
} catch (_) {
return {
name: fnName,
}
}
if (pkg.name && path.resolve(dir, pkg.main || 'index.js') === file) {
return {
name: pkg.name,
homepage: pkg.homepage,
contributes,
}
}
}
return {
name: fnName,
}
})
)
// try {
// return reimport(resolveFrom(tailwindDir, './lib/corePlugins.js'))
// return require('./lib/corePlugins.js', tailwindBase).default({
// corePlugins: resolvedConfig.corePlugins,
// })
// } catch (_) {
// return []
// }
}
async function getConfigFileFromCssFile(cssFile: string): Promise<string | null> {
let css = getTextWithoutComments(await fs.promises.readFile(cssFile, 'utf8'), 'css')
let match = css.match(/@config\s*(?<config>'[^']+'|"[^"]+")/)
if (!match) {
return null
}
return normalizePath(path.resolve(path.dirname(cssFile), match.groups.config.slice(1, -1)))
}
function getPackageRoot(cwd: string, rootDir: string) {
try {
let pkgJsonPath = findUp.sync(
(dir) => {
let pkgJson = path.join(dir, 'package.json')
if (findUp.sync.exists(pkgJson)) {
return pkgJson
}
if (dir === path.normalize(rootDir)) {
return findUp.stop
}
},
{ cwd }
)
return pkgJsonPath ? path.dirname(pkgJsonPath) : rootDir
} catch {
return rootDir
}
}
function getContentDocumentSelectorFromConfigFile(
configPath: string,
tailwindVersion: string,
rootDir: string,
actualConfig?: any
): DocumentSelector[] {
let config = actualConfig ?? require(configPath)
let contentConfig: unknown = config.content?.files ?? config.content
let content = Array.isArray(contentConfig) ? contentConfig : []
let relativeEnabled = semver.gte(tailwindVersion, '3.2.0')
? config.future?.relativeContentPathsByDefault || config.content?.relative
: false
let contentBase: string
if (relativeEnabled) {
contentBase = path.dirname(configPath)
} else {
contentBase = getPackageRoot(path.dirname(configPath), rootDir)
}
return content
.filter((item): item is string => typeof item === 'string')
.map((item) =>
item.startsWith('!')
? `!${path.resolve(contentBase, item.slice(1))}`
: path.resolve(contentBase, item)
)
.map((item) => ({
pattern: normalizePath(item),
priority: DocumentSelectorPriority.CONTENT_FILE,
}))
}
class TW {
private initialized = false
private lspHandlersAdded = false
private workspaces: Map<string, { name: string; workspaceFsPath: string }>
private projects: Map<string, ProjectService>
private projectCounter: number
private documentService: DocumentService
public initializeParams: InitializeParams
private registrations: Promise<BulkUnregistration>
private disposables: Disposable[] = []
private watchPatterns: (patterns: string[]) => void = () => {}
private watched: string[] = []
constructor(private connection: Connection) {
this.documentService = new DocumentService(this.connection)
this.workspaces = new Map()
this.projects = new Map()
this.projectCounter = 0
}
async init(): Promise<void> {
if (this.initialized) return
clearRequireCache()
this.initialized = true
if (!this.initializeParams.rootPath) {
console.error('No workspace folders found, not initializing.')
return
}
let workspaceFolders: Array<ProjectConfig> = []
let globalSettings = await getConfiguration()
let ignore = globalSettings.tailwindCSS.files.exclude
let configFileOrFiles = globalSettings.tailwindCSS.experimental.configFile
let base = normalizePath(normalizeFileNameToFsPath(this.initializeParams.rootPath))
let cssFileConfigMap: Map<string, string> = new Map()
let configTailwindVersionMap: Map<string, string> = new Map()
// base directory to resolve relative `experimental.configFile` paths against
let userDefinedConfigBase = this.initializeParams.initializationOptions?.workspaceFile
? path.dirname(this.initializeParams.initializationOptions.workspaceFile)
: base
if (configFileOrFiles) {
if (
typeof configFileOrFiles !== 'string' &&
(!isObject(configFileOrFiles) ||
!Object.entries(configFileOrFiles).every(([key, value]) => {
if (typeof key !== 'string') return false
if (Array.isArray(value)) {
return value.every((item) => typeof item === 'string')
}
return typeof value === 'string'
}))
) {
console.error('Invalid `experimental.configFile` configuration, not initializing.')
return
}
let configFiles =
typeof configFileOrFiles === 'string'
? { [configFileOrFiles]: path.resolve(base, '**') }
: configFileOrFiles
workspaceFolders = Object.entries(configFiles).map(
([relativeConfigPath, relativeDocumentSelectorOrSelectors]) => {
return {
folder: base,
configPath: normalizePath(path.resolve(userDefinedConfigBase, relativeConfigPath)),
documentSelector: [].concat(relativeDocumentSelectorOrSelectors).map((selector) => ({
priority: DocumentSelectorPriority.USER_CONFIGURED,
pattern: normalizePath(path.resolve(userDefinedConfigBase, selector)),
})),
isUserConfigured: true,
}
}
)
} else {
let projects: Record<string, Array<DocumentSelector>> = {}
let files = await glob([`**/${CONFIG_GLOB}`, `**/${CSS_GLOB}`], {
cwd: base,
ignore: (await getConfiguration()).tailwindCSS.files.exclude,
onlyFiles: true,
absolute: true,
suppressErrors: true,
dot: true,
concurrency: Math.max(os.cpus().length, 1),
})
for (let filename of files) {
let normalizedFilename = normalizePath(filename)
let isCssFile = minimatch(normalizedFilename, `**/${CSS_GLOB}`, { dot: true })
let configPath = isCssFile ? await getConfigFileFromCssFile(filename) : filename
if (!configPath) {
continue
}
let twVersion = require('tailwindcss/package.json').version
let isDefaultVersion = true
try {
let v = require(resolveFrom(path.dirname(configPath), 'tailwindcss/package.json')).version
if (typeof v === 'string') {
twVersion = v
isDefaultVersion = false
}
} catch {}
if (isCssFile && (!semver.gte(twVersion, '3.2.0') || isDefaultVersion)) {
continue
}
configTailwindVersionMap.set(configPath, twVersion)
let contentSelector: Array<DocumentSelector> = []
try {
contentSelector = getContentDocumentSelectorFromConfigFile(configPath, twVersion, base)
} catch {}
let documentSelector: DocumentSelector[] = [
{
pattern: normalizePath(filename),
priority: isCssFile
? DocumentSelectorPriority.CSS_FILE
: DocumentSelectorPriority.CONFIG_FILE,
},
...(isCssFile
? [
{
pattern: normalizePath(configPath),
priority: DocumentSelectorPriority.CONFIG_FILE,
},
]
: []),
...contentSelector,
{
pattern: normalizePath(path.join(path.dirname(filename), '**')),
priority: isCssFile
? DocumentSelectorPriority.CSS_DIRECTORY
: DocumentSelectorPriority.CONFIG_DIRECTORY,
},
...(isCssFile
? [
{
pattern: normalizePath(path.join(path.dirname(configPath), '**')),
priority: DocumentSelectorPriority.CONFIG_DIRECTORY,
},
]
: []),
{
pattern: normalizePath(path.join(getPackageRoot(path.dirname(configPath), base), '**')),
priority: DocumentSelectorPriority.PACKAGE_DIRECTORY,
},
]
projects[configPath] = [...(projects[configPath] ?? []), ...documentSelector]
if (isCssFile) {
cssFileConfigMap.set(normalizedFilename, configPath)
}
}
let projectKeys = Object.keys(projects)
let projectCount = projectKeys.length
if (projectCount > 0) {
if (projectCount === 1) {
projects[projectKeys[0]].push({
pattern: normalizePath(path.join(base, '**')),
priority: DocumentSelectorPriority.ROOT_DIRECTORY,
})
}
workspaceFolders = Object.entries(projects).map(([configPath, documentSelector]) => {
return {
folder: base,
configPath,
isUserConfigured: false,
documentSelector: documentSelector
.sort((a, z) => a.priority - z.priority)
.filter(
({ pattern }, index, documentSelectors) =>
documentSelectors.findIndex(({ pattern: p }) => p === pattern) === index
),
}
})
}
}
console.log(`[Global] Creating projects: ${JSON.stringify(workspaceFolders)}`)
const onDidChangeWatchedFiles = async (
changes: Array<{ file: string; type: FileChangeType }>
): Promise<void> => {
let needsRestart = false
changeLoop: for (let change of changes) {
let normalizedFilename = normalizePath(change.file)
for (let ignorePattern of ignore) {
if (minimatch(normalizedFilename, ignorePattern, { dot: true })) {
continue changeLoop
}
}
let isPackageFile = minimatch(normalizedFilename, `**/${PACKAGE_LOCK_GLOB}`, { dot: true })
if (isPackageFile) {
for (let [, project] of this.projects) {
let twVersion = require('tailwindcss/package.json').version
try {
let v = require(resolveFrom(
path.dirname(project.projectConfig.configPath),
'tailwindcss/package.json'
)).version
if (typeof v === 'string') {
twVersion = v
}
} catch {}
if (configTailwindVersionMap.get(project.projectConfig.configPath) !== twVersion) {
needsRestart = true
break changeLoop
}
}
}
let isCssFile = minimatch(normalizedFilename, `**/${CSS_GLOB}`, {
dot: true,
})
if (isCssFile) {
let configPath = await getConfigFileFromCssFile(change.file)
if (
cssFileConfigMap.has(normalizedFilename) &&
cssFileConfigMap.get(normalizedFilename) !== configPath
) {
needsRestart = true
break
} else if (!cssFileConfigMap.has(normalizedFilename) && configPath) {
needsRestart = true
break
}
}
let isConfigFile = minimatch(normalizedFilename, `**/${CONFIG_GLOB}`, {
dot: true,
})
if (isConfigFile && change.type === FileChangeType.Created) {
needsRestart = true
break
}
for (let [, project] of this.projects) {
if (
change.type === FileChangeType.Deleted &&
changeAffectsFile(normalizedFilename, [project.projectConfig.configPath])
) {
needsRestart = true
break changeLoop
}
}
}
if (needsRestart) {
this.restart()
return
}
for (let [, project] of this.projects) {
project.onFileEvents(changes)
}
}
if (this.initializeParams.capabilities.workspace?.didChangeWatchedFiles?.dynamicRegistration) {
this.disposables.push(
this.connection.onDidChangeWatchedFiles(async ({ changes }) => {
let normalizedChanges = changes
.map(({ uri, type }) => ({
file: URI.parse(uri).fsPath,
type,
}))
.filter(
(change, changeIndex, changes) =>
changes.findIndex((c) => c.file === change.file && c.type === change.type) ===
changeIndex
)
await onDidChangeWatchedFiles(normalizedChanges)
})
)
let disposable = await this.connection.client.register(
DidChangeWatchedFilesNotification.type,
{
watchers: [
{ globPattern: `**/${CONFIG_GLOB}` },
{ globPattern: `**/${PACKAGE_LOCK_GLOB}` },
{ globPattern: `**/${CSS_GLOB}` },
],
}
)
this.disposables.push(disposable)
this.watchPatterns = (patterns) => {
let newPatterns = this.filterNewWatchPatterns(patterns)
if (newPatterns.length) {
console.log(`[Global] Adding watch patterns: ${newPatterns.join(', ')}`)
this.connection.client
.register(DidChangeWatchedFilesNotification.type, {
watchers: newPatterns.map((pattern) => ({ globPattern: pattern })),
})
.then((disposable) => {
this.disposables.push(disposable)
})
}
}
} else if (parcel.getBinding()) {
let typeMap = {
create: FileChangeType.Created,
update: FileChangeType.Changed,
delete: FileChangeType.Deleted,
}
let subscription = await parcel.subscribe(
base,
(err, events) => {
onDidChangeWatchedFiles(
events.map((event) => ({ file: event.path, type: typeMap[event.type] }))
)
},
{
ignore: ignore.map((ignorePattern) =>
path.resolve(base, ignorePattern.replace(/^[*/]+/, '').replace(/[*/]+$/, ''))
),
}
)
this.disposables.push({
dispose() {
subscription.unsubscribe()
},
})
} else {
let watch: typeof chokidar.watch = require('chokidar').watch
let chokidarWatcher = watch(
[`**/${CONFIG_GLOB}`, `**/${PACKAGE_LOCK_GLOB}`, `**/${CSS_GLOB}`],
{
cwd: base,
ignorePermissionErrors: true,
ignoreInitial: true,
ignored: ignore,
awaitWriteFinish: {
stabilityThreshold: 100,
pollInterval: 20,
},
}
)
await new Promise<void>((resolve) => {
chokidarWatcher.on('ready', () => resolve())
})
chokidarWatcher
.on('add', (file) =>
onDidChangeWatchedFiles([
{ file: path.resolve(base, file), type: FileChangeType.Created },
])
)
.on('change', (file) =>
onDidChangeWatchedFiles([
{ file: path.resolve(base, file), type: FileChangeType.Changed },
])
)
.on('unlink', (file) =>
onDidChangeWatchedFiles([
{ file: path.resolve(base, file), type: FileChangeType.Deleted },
])
)
this.disposables.push({
dispose() {
chokidarWatcher.close()
},
})
this.watchPatterns = (patterns) => {
let newPatterns = this.filterNewWatchPatterns(patterns)
if (newPatterns.length) {
console.log(`[Global] Adding watch patterns: ${newPatterns.join(', ')}`)
chokidarWatcher.add(newPatterns)
}
}
}
await Promise.all(
workspaceFolders.map((projectConfig) =>
this.addProject(
projectConfig,
this.initializeParams,
this.watchPatterns,
configTailwindVersionMap.get(projectConfig.configPath)
)
)
)
// init projects for documents that are _already_ open
for (let document of this.documentService.getAllDocuments()) {
let project = this.getProject(document)
if (project && !project.enabled()) {
project.enable()
await project.tryInit()
}
}
this.setupLSPHandlers()
this.disposables.push(
this.connection.onDidChangeConfiguration(async ({ settings }) => {
let previousExclude = globalSettings.tailwindCSS.files.exclude
documentSettingsCache.clear()
globalSettings = await getConfiguration()
if (!equal(previousExclude, globalSettings.tailwindCSS.files.exclude)) {
this.restart()
return
}
for (let [, project] of this.projects) {
project.onUpdateSettings(settings)
}
})
)
this.disposables.push(
this.connection.onShutdown(() => {
this.dispose()
})
)
this.disposables.push(
this.documentService.onDidChangeContent((change) => {
this.getProject(change.document)?.provideDiagnostics(change.document)
})
)
this.disposables.push(
this.documentService.onDidOpen((event) => {
let project = this.getProject(event.document)
if (project && !project.enabled()) {
project.enable()
project.tryInit()
}
})
)
}
private filterNewWatchPatterns(patterns: string[]) {
let newWatchPatterns = patterns.filter((pattern) => !this.watched.includes(pattern))
this.watched.push(...newWatchPatterns)
return newWatchPatterns
}
private async addProject(
projectConfig: ProjectConfig,
params: InitializeParams,
watchPatterns: (patterns: string[]) => void,
tailwindVersion: string
): Promise<void> {
let key = String(this.projectCounter++)
const project = await createProjectService(
key,
projectConfig,
this.connection,
params,
this.documentService,
() => this.updateCapabilities(),
() => {
for (let document of this.documentService.getAllDocuments()) {
let project = this.getProject(document)
if (project && !project.enabled()) {
project.enable()
project.tryInit()
break
}
}
},
() => this.refreshDiagnostics(),
(patterns: string[]) => watchPatterns(patterns),
tailwindVersion
)
this.projects.set(key, project)
}
private refreshDiagnostics() {
for (let doc of this.documentService.getAllDocuments()) {
let project = this.getProject(doc)
if (project) {
project.provideDiagnosticsForce(doc)
} else {
this.connection.sendDiagnostics({ uri: doc.uri, diagnostics: [] })
}
}
}
private setupLSPHandlers() {
if (this.lspHandlersAdded) {
return
}
this.lspHandlersAdded = true
this.connection.onHover(this.onHover.bind(this))
this.connection.onCompletion(this.onCompletion.bind(this))
this.connection.onCompletionResolve(this.onCompletionResolve.bind(this))
this.connection.onDocumentColor(this.onDocumentColor.bind(this))
this.connection.onColorPresentation(this.onColorPresentation.bind(this))
this.connection.onCodeAction(this.onCodeAction.bind(this))
this.connection.onDocumentLinks(this.onDocumentLinks.bind(this))
}
private updateCapabilities() {
if (this.registrations) {
this.registrations.then((r) => r.dispose())
}
let projects = Array.from(this.projects.values())
let capabilities = BulkRegistration.create()
capabilities.add(HoverRequest.type, { documentSelector: null })
capabilities.add(DocumentColorRequest.type, { documentSelector: null })
capabilities.add(CodeActionRequest.type, { documentSelector: null })
capabilities.add(DocumentLinkRequest.type, { documentSelector: null })
capabilities.add(CompletionRequest.type, {
documentSelector: null,
resolveProvider: true,
triggerCharacters: [
...TRIGGER_CHARACTERS,
...projects
.map((project) => project.state.separator)
.filter((sep) => typeof sep === 'string')
.map((sep) => sep.slice(-1)),
].filter(Boolean),
})
this.registrations = this.connection.client.register(capabilities)
}
private getProject(document: TextDocumentIdentifier): ProjectService {
let fallbackProject: ProjectService
let matchedProject: ProjectService
let matchedPriority: number = Infinity
for (let [, project] of this.projects) {
if (project.projectConfig.configPath) {
let documentSelector = project
.documentSelector()
.concat()
// move all the negated patterns to the front
.sort((a, z) => {
if (a.pattern.startsWith('!') && !z.pattern.startsWith('!')) {
return -1
}
if (!a.pattern.startsWith('!') && z.pattern.startsWith('!')) {
return 1
}
return 0
})
for (let selector of documentSelector) {
let fsPath = URI.parse(document.uri).fsPath
let pattern = selector.pattern.replace(/[\[\]{}]/g, (m) => `\\${m}`)
if (pattern.startsWith('!') && minimatch(fsPath, pattern.slice(1), { dot: true })) {
break
}
if (minimatch(fsPath, pattern, { dot: true }) && selector.priority < matchedPriority) {
matchedProject = project
matchedPriority = selector.priority
}
}
} else {
if (!fallbackProject) {
fallbackProject = project
}
}
}
if (matchedProject) {
return matchedProject
}
return fallbackProject
}
async onDocumentColor(params: DocumentColorParams): Promise<ColorInformation[]> {
return this.getProject(params.textDocument)?.onDocumentColor(params) ?? []
}
async onColorPresentation(params: ColorPresentationParams): Promise<ColorPresentation[]> {
return this.getProject(params.textDocument)?.onColorPresentation(params) ?? []
}
async onHover(params: TextDocumentPositionParams): Promise<Hover> {
return this.getProject(params.textDocument)?.onHover(params) ?? null
}
async onCompletion(params: CompletionParams): Promise<CompletionList> {
return this.getProject(params.textDocument)?.onCompletion(params) ?? null
}
async onCompletionResolve(item: CompletionItem): Promise<CompletionItem> {
return this.projects.get(item.data?._projectKey)?.onCompletionResolve(item) ?? null
}
onCodeAction(params: CodeActionParams): Promise<CodeAction[]> {
return this.getProject(params.textDocument)?.onCodeAction(params) ?? null
}
onDocumentLinks(params: DocumentLinkParams): DocumentLink[] {
return this.getProject(params.textDocument)?.onDocumentLinks(params) ?? null
}
listen() {
this.connection.listen()
}
dispose(): void {
for (let [, project] of this.projects) {
project.dispose()
}
this.projects = new Map()
this.refreshDiagnostics()
if (this.registrations) {
this.registrations.then((r) => r.dispose())
this.registrations = undefined
}
this.disposables.forEach((d) => d.dispose())
this.disposables.length = 0
this.watched.length = 0
}
restart(): void {
console.log('----------\nRESTARTING\n----------')
this.dispose()
this.initialized = false
this.init()
}
}
class DocumentService {
public documents: TextDocuments<TextDocument>
constructor(conn: Connection) {
this.documents = new TextDocuments(TextDocument)
this.documents.listen(conn)
}
getDocument(uri: string) {
return this.documents.get(uri)
}
getAllDocuments() {
return this.documents.all()
}
get onDidChangeContent() {
return this.documents.onDidChangeContent
}
get onDidClose() {
return this.documents.onDidClose
}
get onDidOpen() {
return this.documents.onDidOpen
}
}
function supportsDynamicRegistration(connection: Connection, params: InitializeParams): boolean {
return (
connection.onInitialized &&
params.capabilities.textDocument.hover?.dynamicRegistration &&
params.capabilities.textDocument.colorProvider?.dynamicRegistration &&
params.capabilities.textDocument.codeAction?.dynamicRegistration &&
params.capabilities.textDocument.completion?.dynamicRegistration &&
params.capabilities.textDocument.documentLink?.dynamicRegistration
)
}
const tw = new TW(connection)
connection.onInitialize(async (params: InitializeParams): Promise<InitializeResult> => {
tw.initializeParams = params
if (supportsDynamicRegistration(connection, params)) {
return {
capabilities: {
textDocumentSync: TextDocumentSyncKind.Full,
},
}
}
await tw.init()
return {
capabilities: {
textDocumentSync: TextDocumentSyncKind.Full,
hoverProvider: true,
colorProvider: true,
codeActionProvider: true,
documentLinkProvider: {},
completionProvider: {
resolveProvider: true,
triggerCharacters: [...TRIGGER_CHARACTERS, ':'],
},
},
}
})
connection.onInitialized(async () => {
await tw.init()
})
tw.listen()
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