Nuxt/packages/kit/src/template.ts

291 lines
10 KiB
TypeScript

import { existsSync, promises as fsp } from 'node:fs'
import { basename, isAbsolute, join, parse, relative, resolve } from 'pathe'
import hash from 'hash-sum'
import type { Nuxt, NuxtTemplate, NuxtTypeTemplate, ResolvedNuxtTemplate, TSReference } from '@nuxt/schema'
import { withTrailingSlash } from 'ufo'
import { defu } from 'defu'
import type { TSConfig } from 'pkg-types'
import { readPackageJSON } from 'pkg-types'
import { tryResolveModule } from './internal/esm'
import { getDirectory } from './module/install'
import { tryUseNuxt, useNuxt } from './context'
import { getModulePaths } from './internal/cjs'
import { resolveNuxtModule } from './resolve'
/**
* Renders given template using lodash template during build into the project buildDir
*/
export function addTemplate<T> (_template: NuxtTemplate<T> | string) {
const nuxt = useNuxt()
// Normalize template
const template = normalizeTemplate(_template)
// Remove any existing template with the same filename
nuxt.options.build.templates = nuxt.options.build.templates
.filter(p => normalizeTemplate(p).filename !== template.filename)
// Add to templates array
nuxt.options.build.templates.push(template)
return template
}
/**
* Renders given types using lodash template during build into the project buildDir
* and register them as types.
*/
export function addTypeTemplate<T> (_template: NuxtTypeTemplate<T>) {
const nuxt = useNuxt()
const template = addTemplate(_template)
if (!template.filename.endsWith('.d.ts')) {
throw new Error(`Invalid type template. Filename must end with .d.ts : "${template.filename}"`)
}
// Add template to types reference
nuxt.hook('prepare:types', ({ references }) => {
references.push({ path: template.dst })
})
return template
}
/**
* Normalize a nuxt template object
*/
export function normalizeTemplate<T> (template: NuxtTemplate<T> | string): ResolvedNuxtTemplate<T> {
if (!template) {
throw new Error('Invalid template: ' + JSON.stringify(template))
}
// Normalize
if (typeof template === 'string') {
template = { src: template }
} else {
template = { ...template }
}
// Use src if provided
if (template.src) {
if (!existsSync(template.src)) {
throw new Error('Template not found: ' + template.src)
}
if (!template.filename) {
const srcPath = parse(template.src)
template.filename = (template as any).fileName ||
`${basename(srcPath.dir)}.${srcPath.name}.${hash(template.src)}${srcPath.ext}`
}
}
if (!template.src && !template.getContents) {
throw new Error('Invalid template. Either getContents or src options should be provided: ' + JSON.stringify(template))
}
if (!template.filename) {
throw new Error('Invalid template. Either filename should be provided: ' + JSON.stringify(template))
}
// Always write declaration files
if (template.filename.endsWith('.d.ts')) {
template.write = true
}
// Resolve dst
if (!template.dst) {
const nuxt = useNuxt()
template.dst = resolve(nuxt.options.buildDir, template.filename)
}
return template as ResolvedNuxtTemplate<T>
}
/**
* Trigger rebuilding Nuxt templates
*
* You can pass a filter within the options to selectively regenerate a subset of templates.
*/
export async function updateTemplates (options?: { filter?: (template: ResolvedNuxtTemplate<any>) => boolean }) {
return await tryUseNuxt()?.hooks.callHook('builder:generateApp', options)
}
export async function _generateTypes (nuxt: Nuxt) {
const nodeModulePaths = getModulePaths(nuxt.options.modulesDir)
const rootDirWithSlash = withTrailingSlash(nuxt.options.rootDir)
const modulePaths = await resolveNuxtModule(rootDirWithSlash,
nuxt.options._installedModules
.filter(m => m.entryPath)
.map(m => getDirectory(m.entryPath))
)
const tsConfig: TSConfig = defu(nuxt.options.typescript?.tsConfig, {
compilerOptions: {
forceConsistentCasingInFileNames: true,
jsx: 'preserve',
jsxImportSource: 'vue',
target: 'ESNext',
module: 'ESNext',
moduleResolution: nuxt.options.future?.typescriptBundlerResolution || (nuxt.options.experimental as any)?.typescriptBundlerResolution ? 'Bundler' : 'Node',
skipLibCheck: true,
isolatedModules: true,
useDefineForClassFields: true,
strict: nuxt.options.typescript?.strict ?? true,
noImplicitThis: true,
esModuleInterop: true,
types: [],
verbatimModuleSyntax: true,
allowJs: true,
noEmit: true,
resolveJsonModule: true,
allowSyntheticDefaultImports: true,
paths: {}
},
include: [
'./nuxt.d.ts',
join(relativeWithDot(nuxt.options.buildDir, nuxt.options.rootDir), '.config/nuxt.*'),
join(relativeWithDot(nuxt.options.buildDir, nuxt.options.rootDir), '**/*'),
...nuxt.options.srcDir !== nuxt.options.rootDir ? [join(relative(nuxt.options.buildDir, nuxt.options.srcDir), '**/*')] : [],
...nuxt.options._layers.map(layer => layer.config.srcDir ?? layer.cwd)
.filter(srcOrCwd => !srcOrCwd.startsWith(rootDirWithSlash) || srcOrCwd.includes('node_modules'))
.map(srcOrCwd => join(relative(nuxt.options.buildDir, srcOrCwd), '**/*')),
...nuxt.options.typescript.includeWorkspace && nuxt.options.workspaceDir !== nuxt.options.rootDir ? [join(relative(nuxt.options.buildDir, nuxt.options.workspaceDir), '**/*')] : [],
...modulePaths.map(m => join(relativeWithDot(nuxt.options.buildDir, m), 'runtime'))
],
exclude: [
...nuxt.options.modulesDir.map(m => relativeWithDot(nuxt.options.buildDir, m)),
...modulePaths.map(m => join(relativeWithDot(nuxt.options.buildDir, m), 'runtime/server')),
// nitro generate output: https://github.com/nuxt/nuxt/blob/main/packages/nuxt/src/core/nitro.ts#L186
relativeWithDot(nuxt.options.buildDir, resolve(nuxt.options.rootDir, 'dist'))
]
} satisfies TSConfig)
const aliases: Record<string, string> = {
...nuxt.options.alias,
'#build': nuxt.options.buildDir
}
// Exclude bridge alias types to support Volar
const excludedAlias = [/^@vue\/.*$/]
const basePath = tsConfig.compilerOptions!.baseUrl ? resolve(nuxt.options.buildDir, tsConfig.compilerOptions!.baseUrl) : nuxt.options.buildDir
tsConfig.compilerOptions = tsConfig.compilerOptions || {}
tsConfig.include = tsConfig.include || []
for (const alias in aliases) {
if (excludedAlias.some(re => re.test(alias))) {
continue
}
let absolutePath = resolve(basePath, aliases[alias])
let stats = await fsp.stat(absolutePath).catch(() => null /* file does not exist */)
if (!stats) {
const resolvedModule = await tryResolveModule(aliases[alias], nuxt.options.modulesDir)
if (resolvedModule) {
absolutePath = resolvedModule
stats = await fsp.stat(resolvedModule).catch(() => null)
}
}
const relativePath = relativeWithDot(nuxt.options.buildDir, absolutePath)
if (stats?.isDirectory()) {
tsConfig.compilerOptions.paths[alias] = [relativePath]
tsConfig.compilerOptions.paths[`${alias}/*`] = [`${relativePath}/*`]
if (!absolutePath.startsWith(rootDirWithSlash)) {
tsConfig.include.push(relativePath)
}
} else {
const path = stats?.isFile()
// remove extension
? relativePath.replace(/(?<=\w)\.\w+$/g, '')
// non-existent file probably shouldn't be resolved
: aliases[alias]
tsConfig.compilerOptions.paths[alias] = [path]
if (!absolutePath.startsWith(rootDirWithSlash)) {
tsConfig.include.push(path)
}
}
}
const references: TSReference[] = await Promise.all([
...nuxt.options.modules,
...nuxt.options._modules
]
.filter(f => typeof f === 'string')
.map(async id => ({ types: (await readPackageJSON(id, { url: nodeModulePaths }).catch(() => null))?.name || id })))
const declarations: string[] = []
await nuxt.callHook('prepare:types', { references, declarations, tsConfig })
for (const alias in tsConfig.compilerOptions!.paths) {
const paths = tsConfig.compilerOptions!.paths[alias]
tsConfig.compilerOptions!.paths[alias] = await Promise.all(paths.map(async (path: string) => {
if (!isAbsolute(path)) { return path }
const stats = await fsp.stat(path).catch(() => null /* file does not exist */)
return relativeWithDot(nuxt.options.buildDir, stats?.isFile() ? path.replace(/(?<=\w)\.\w+$/g, '') /* remove extension */ : path)
}))
}
tsConfig.include = [...new Set(tsConfig.include.map(p => isAbsolute(p) ? relativeWithDot(nuxt.options.buildDir, p) : p))]
tsConfig.exclude = [...new Set(tsConfig.exclude!.map(p => isAbsolute(p) ? relativeWithDot(nuxt.options.buildDir, p) : p))]
const declaration = [
...references.map((ref) => {
if ('path' in ref && isAbsolute(ref.path)) {
ref.path = relative(nuxt.options.buildDir, ref.path)
}
return `/// <reference ${renderAttrs(ref)} />`
}),
...declarations,
'',
'export {}',
''
].join('\n')
return {
declaration,
tsConfig
}
}
export async function writeTypes (nuxt: Nuxt) {
const { tsConfig, declaration } = await _generateTypes(nuxt)
async function writeFile () {
const GeneratedBy = '// Generated by nuxi'
const tsConfigPath = resolve(nuxt.options.buildDir, 'tsconfig.json')
await fsp.mkdir(nuxt.options.buildDir, { recursive: true })
await fsp.writeFile(tsConfigPath, GeneratedBy + '\n' + JSON.stringify(tsConfig, null, 2))
const declarationPath = resolve(nuxt.options.buildDir, 'nuxt.d.ts')
await fsp.writeFile(declarationPath, GeneratedBy + '\n' + declaration)
}
// This is needed for Nuxt 2 which clears the build directory again before building
// https://github.com/nuxt/nuxt/blob/2.x/packages/builder/src/builder.js#L144
// @ts-expect-error TODO: Nuxt 2 hook
nuxt.hook('builder:prepared', writeFile)
await writeFile()
}
function renderAttrs (obj: Record<string, string>) {
return Object.entries(obj).map(e => renderAttr(e[0], e[1])).join(' ')
}
function renderAttr (key: string, value: string) {
return value ? `${key}="${value}"` : ''
}
function relativeWithDot (from: string, to: string) {
return relative(from, to).replace(/^([^.])/, './$1') || '.'
}