Zengtudor/Nuxt
1
0
Fork 0
mirror of https://github.com/nuxt/nuxt.git synced 2024-12-01 18:07:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

perf: more regex (and related areas) deallocation

Browse Source 
This applies the commit without the playground changes (oops!)
This commit is contained in:
tbitw2549 2024-10-24 20:45:57 +03:00
parent 980ebb0fbe
commit 359aeeec88
17 changed files with 263 additions and 274 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
packages/nuxt/src/components/module.ts
View File

@ -21,9 +21,6 @@ function compareDirByPathLength ({ path: pathA }: { path: string }, { path: path
return pathB.split(SLASH_SEPARATOR_RE).filter(Boolean).length - pathA.split(SLASH_SEPARATOR_RE).filter(Boolean).length return pathB.split(SLASH_SEPARATOR_RE).filter(Boolean).length - pathA.split(SLASH_SEPARATOR_RE).filter(Boolean).length
} }
const DEFAULT_COMPONENTS_DIRS_RE = /\/components(?:\/(?:global|islands))?$/
const STARTER_DOT_RE = /^\./g
export type getComponentsT = (mode?: 'client' | 'server' | 'all') => Component[] export type getComponentsT = (mode?: 'client' | 'server' | 'all') => Component[]
export default defineNuxtModule<ComponentsOptions>({ export default defineNuxtModule<ComponentsOptions>({
@ -78,6 +75,8 @@ export default defineNuxtModule<ComponentsOptions>({
})) }))
} }
const DEFAULT_COMPONENTS_DIRS_RE = /\/components(?:\/(?:global|islands))?$/
const STARTER_DOT_RE = /^\./g
// Resolve dirs // Resolve dirs
nuxt.hook('app:resolve', async () => { nuxt.hook('app:resolve', async () => {
// components/ dirs from all layers // components/ dirs from all layers

24
packages/nuxt/src/components/plugins/islands-transform.ts
View File

@ -24,20 +24,20 @@ interface ComponentChunkOptions {
buildDir: string buildDir: string
} }
const SCRIPT_RE = /<script[^>]*>/gi
const HAS_SLOT_OR_CLIENT_RE = /<slot[^>]*>|nuxt-client/
const TEMPLATE_RE = /<template>([\s\S]*)<\/template>/
const NUXTCLIENT_ATTR_RE = /\s:?nuxt-client(="[^"]*")?/g
const IMPORT_CODE = '\nimport { mergeProps as __mergeProps } from \'vue\'' + '\nimport { vforToArray as __vforToArray } from \'#app/components/utils\'' + '\nimport NuxtTeleportIslandComponent from \'#app/components/nuxt-teleport-island-component\'' + '\nimport NuxtTeleportSsrSlot from \'#app/components/nuxt-teleport-island-slot\''
const EXTRACTED_ATTRS_RE = /v-(?:if|else-if|else)(="[^"]*")?/g
const KEY_RE = /:?key="[^"]"/g
function wrapWithVForDiv (code: string, vfor: string): string {
return `<div v-for="${vfor}" style="display: contents;">${code}</div>`
}
export const IslandsTransformPlugin = (options: ServerOnlyComponentTransformPluginOptions) => createUnplugin((_options, meta) => { export const IslandsTransformPlugin = (options: ServerOnlyComponentTransformPluginOptions) => createUnplugin((_options, meta) => {
const isVite = meta.framework === 'vite' const isVite = meta.framework === 'vite'
const SCRIPT_RE = /<script[^>]*>/gi
const HAS_SLOT_OR_CLIENT_RE = /<slot[^>]*>|nuxt-client/
const TEMPLATE_RE = /<template>([\s\S]*)<\/template>/
const NUXTCLIENT_ATTR_RE = /\s:?nuxt-client(="[^"]*")?/g
const IMPORT_CODE = '\nimport { mergeProps as __mergeProps } from \'vue\'' + '\nimport { vforToArray as __vforToArray } from \'#app/components/utils\'' + '\nimport NuxtTeleportIslandComponent from \'#app/components/nuxt-teleport-island-component\'' + '\nimport NuxtTeleportSsrSlot from \'#app/components/nuxt-teleport-island-slot\''
const EXTRACTED_ATTRS_RE = /v-(?:if|else-if|else)(="[^"]*")?/g
const KEY_RE = /:?key="[^"]"/g
function wrapWithVForDiv (code: string, vfor: string): string {
return `<div v-for="${vfor}" style="display: contents;">${code}</div>`
}
return { return {
name: 'nuxt:server-only-component-transform', name: 'nuxt:server-only-component-transform',
enforce: 'pre', enforce: 'pre',

370
packages/nuxt/src/components/plugins/tree-shake.ts
View File

@ -15,12 +15,192 @@ interface TreeShakeTemplatePluginOptions {
type AcornNode<N extends Node> = N & { start: number, end: number } type AcornNode<N extends Node> = N & { start: number, end: number }
const SSR_RENDER_RE = /ssrRenderComponent/
const PLACEHOLDER_EXACT_RE = /^(?:fallback|placeholder)$/
const CLIENT_ONLY_NAME_RE = /^(?:_unref\()?(?:_component_)?(?:Lazy|lazy_)?(?:client_only|ClientOnly\)?)$/
const PARSER_OPTIONS = { sourceType: 'module', ecmaVersion: 'latest' }
export const TreeShakeTemplatePlugin = (options: TreeShakeTemplatePluginOptions) => createUnplugin(() => { export const TreeShakeTemplatePlugin = (options: TreeShakeTemplatePluginOptions) => createUnplugin(() => {
const SSR_RENDER_RE = /ssrRenderComponent/
const PLACEHOLDER_EXACT_RE = /^(?:fallback|placeholder)$/
const CLIENT_ONLY_NAME_RE = /^(?:_unref\()?(?:_component_)?(?:Lazy|lazy_)?(?:client_only|ClientOnly\)?)$/
const PARSER_OPTIONS = { sourceType: 'module', ecmaVersion: 'latest' }
/**
* find and remove all property with the name parameter from the setup return statement and the __returned__ object
*/
function removeFromSetupReturn (codeAst: Program, name: string, magicString: MagicString) {
let walkedInSetup = false
walk(codeAst, {
enter (node) {
if (walkedInSetup) {
this.skip()
} else if (node.type === 'Property' && node.key.type === 'Identifier' && node.key.name === 'setup' && (node.value.type === 'FunctionExpression' || node.value.type === 'ArrowFunctionExpression')) {
// walk into the setup function
walkedInSetup = true
if (node.value.body.type === 'BlockStatement') {
const returnStatement = node.value.body.body.find(statement => statement.type === 'ReturnStatement') as ReturnStatement
if (returnStatement && returnStatement.argument?.type === 'ObjectExpression') {
// remove from return statement
removePropertyFromObject(returnStatement.argument, name, magicString)
}
// remove from __returned__
const variableList = node.value.body.body.filter((statement): statement is VariableDeclaration => statement.type === 'VariableDeclaration')
const returnedVariableDeclaration = variableList.find(declaration => declaration.declarations[0]?.id.type === 'Identifier' && declaration.declarations[0]?.id.name === '__returned__' && declaration.declarations[0]?.init?.type === 'ObjectExpression')
if (returnedVariableDeclaration) {
const init = returnedVariableDeclaration.declarations[0]?.init as ObjectExpression | undefined
if (init) {
removePropertyFromObject(init, name, magicString)
}
}
}
}
},
})
}
/**
* remove a property from an object expression
*/
function removePropertyFromObject (node: ObjectExpression, name: string, magicString: MagicString) {
for (const property of node.properties) {
if (property.type === 'Property' && property.key.type === 'Identifier' && property.key.name === name) {
magicString.remove((property as AcornNode<Property>).start, (property as AcornNode<Property>).end + 1)
return true
}
}
return false
}
/**
* is the node a call expression ssrRenderComponent()
*/
function isSsrRender (node: Node): node is AcornNode<CallExpression> {
return node.type === 'CallExpression' && node.callee.type === 'Identifier' && SSR_RENDER_RE.test(node.callee.name)
}
function removeImportDeclaration (ast: Program, importName: string, magicString: MagicString): boolean {
for (const node of ast.body) {
if (node.type === 'ImportDeclaration') {
const specifier = node.specifiers.find(s => s.local.name === importName)
if (specifier) {
if (node.specifiers.length > 1) {
const specifierIndex = node.specifiers.findIndex(s => s.local.name === importName)
if (specifierIndex > -1) {
magicString.remove((node.specifiers[specifierIndex] as AcornNode<Node>).start, (node.specifiers[specifierIndex] as AcornNode<Node>).end + 1)
node.specifiers.splice(specifierIndex, 1)
}
} else {
magicString.remove((node as AcornNode<Node>).start, (node as AcornNode<Node>).end)
}
return true
}
}
}
return false
}
/**
* detect if the component is called else where
* ImportDeclarations and VariableDeclarations are ignored
* return the name of the component if is not called
*/
function isComponentNotCalledInSetup (codeAst: Node, name: string): string | void {
if (name) {
let found = false
walk(codeAst, {
enter (node) {
if ((node.type === 'Property' && node.key.type === 'Identifier' && node.value.type === 'FunctionExpression' && node.key.name === 'setup') || (node.type === 'FunctionDeclaration' && (node.id?.name === '_sfc_ssrRender' || node.id?.name === 'ssrRender'))) {
// walk through the setup function node or the ssrRender function
walk(node, {
enter (node) {
if (found || node.type === 'VariableDeclaration') {
this.skip()
} else if (node.type === 'Identifier' && node.name === name) {
found = true
} else if (node.type === 'MemberExpression') {
// dev only with $setup or _ctx
found = (node.property.type === 'Literal' && node.property.value === name) || (node.property.type === 'Identifier' && node.property.name === name)
}
},
})
}
},
})
if (!found) { return name }
}
}
/**
* retrieve the component identifier being used on ssrRender callExpression
* @param ssrRenderNode - ssrRender callExpression
*/
function getComponentName (ssrRenderNode: AcornNode<CallExpression>): string {
const componentCall = ssrRenderNode.arguments[0] as Identifier | MemberExpression | CallExpression
if (componentCall.type === 'Identifier') {
return componentCall.name
} else if (componentCall.type === 'MemberExpression') {
return (componentCall.property as Literal).value as string
}
return (componentCall.arguments[0] as Identifier).name
}
/**
* remove a variable declaration within the code
*/
function removeVariableDeclarator (codeAst: Node, name: string, magicString: MagicString, removedNodes: WeakSet<Node>): AcornNode<Node> | void {
// remove variables
walk(codeAst, {
enter (node) {
if (node.type === 'VariableDeclaration') {
for (const declarator of node.declarations) {
const toRemove = findMatchingPatternToRemove(declarator.id as AcornNode<Pattern>, node as AcornNode<VariableDeclaration>, name, removedNodes)
if (toRemove) {
magicString.remove(toRemove.start, toRemove.end + 1)
removedNodes.add(toRemove)
return toRemove
}
}
}
},
})
}
/**
* find the Pattern to remove which the identifier is equal to the name parameter.
*/
function findMatchingPatternToRemove (node: AcornNode<Pattern>, toRemoveIfMatched: AcornNode<Node>, name: string, removedNodeSet: WeakSet<Node>): AcornNode<Node> | undefined {
if (node.type === 'Identifier') {
if (node.name === name) {
return toRemoveIfMatched
}
} else if (node.type === 'ArrayPattern') {
const elements = node.elements.filter((e): e is AcornNode<Pattern> => e !== null && !removedNodeSet.has(e))
for (const element of elements) {
const matched = findMatchingPatternToRemove(element, elements.length > 1 ? element : toRemoveIfMatched, name, removedNodeSet)
if (matched) { return matched }
}
} else if (node.type === 'ObjectPattern') {
const properties = node.properties.filter((e): e is AssignmentProperty => e.type === 'Property' && !removedNodeSet.has(e))
for (const [index, property] of properties.entries()) {
let nodeToRemove = property as AcornNode<Node>
if (properties.length < 2) {
nodeToRemove = toRemoveIfMatched
}
const matched = findMatchingPatternToRemove(property.value as AcornNode<Pattern>, nodeToRemove as AcornNode<Node>, name, removedNodeSet)
if (matched) {
if (matched === property) {
properties.splice(index, 1)
}
return matched
}
}
} else if (node.type === 'AssignmentPattern') {
const matched = findMatchingPatternToRemove(node.left as AcornNode<Pattern>, toRemoveIfMatched, name, removedNodeSet)
if (matched) { return matched }
}
}
const regexpMap = new WeakMap<Component[], [RegExp, RegExp, string[]]>() const regexpMap = new WeakMap<Component[], [RegExp, RegExp, string[]]>()
return { return {
name: 'nuxt:tree-shake-template', name: 'nuxt:tree-shake-template',
@ -116,183 +296,3 @@ export const TreeShakeTemplatePlugin = (options: TreeShakeTemplatePluginOptions)
}, },
} }
}) })
/**
* find and remove all property with the name parameter from the setup return statement and the __returned__ object
*/
function removeFromSetupReturn (codeAst: Program, name: string, magicString: MagicString) {
let walkedInSetup = false
walk(codeAst, {
enter (node) {
if (walkedInSetup) {
this.skip()
} else if (node.type === 'Property' && node.key.type === 'Identifier' && node.key.name === 'setup' && (node.value.type === 'FunctionExpression' || node.value.type === 'ArrowFunctionExpression')) {
// walk into the setup function
walkedInSetup = true
if (node.value.body.type === 'BlockStatement') {
const returnStatement = node.value.body.body.find(statement => statement.type === 'ReturnStatement') as ReturnStatement
if (returnStatement && returnStatement.argument?.type === 'ObjectExpression') {
// remove from return statement
removePropertyFromObject(returnStatement.argument, name, magicString)
}
// remove from __returned__
const variableList = node.value.body.body.filter((statement): statement is VariableDeclaration => statement.type === 'VariableDeclaration')
const returnedVariableDeclaration = variableList.find(declaration => declaration.declarations[0]?.id.type === 'Identifier' && declaration.declarations[0]?.id.name === '__returned__' && declaration.declarations[0]?.init?.type === 'ObjectExpression')
if (returnedVariableDeclaration) {
const init = returnedVariableDeclaration.declarations[0]?.init as ObjectExpression | undefined
if (init) {
removePropertyFromObject(init, name, magicString)
}
}
}
}
},
})
}
/**
* remove a property from an object expression
*/
function removePropertyFromObject (node: ObjectExpression, name: string, magicString: MagicString) {
for (const property of node.properties) {
if (property.type === 'Property' && property.key.type === 'Identifier' && property.key.name === name) {
magicString.remove((property as AcornNode<Property>).start, (property as AcornNode<Property>).end + 1)
return true
}
}
return false
}
/**
* is the node a call expression ssrRenderComponent()
*/
function isSsrRender (node: Node): node is AcornNode<CallExpression> {
return node.type === 'CallExpression' && node.callee.type === 'Identifier' && SSR_RENDER_RE.test(node.callee.name)
}
function removeImportDeclaration (ast: Program, importName: string, magicString: MagicString): boolean {
for (const node of ast.body) {
if (node.type === 'ImportDeclaration') {
const specifier = node.specifiers.find(s => s.local.name === importName)
if (specifier) {
if (node.specifiers.length > 1) {
const specifierIndex = node.specifiers.findIndex(s => s.local.name === importName)
if (specifierIndex > -1) {
magicString.remove((node.specifiers[specifierIndex] as AcornNode<Node>).start, (node.specifiers[specifierIndex] as AcornNode<Node>).end + 1)
node.specifiers.splice(specifierIndex, 1)
}
} else {
magicString.remove((node as AcornNode<Node>).start, (node as AcornNode<Node>).end)
}
return true
}
}
}
return false
}
/**
* detect if the component is called else where
* ImportDeclarations and VariableDeclarations are ignored
* return the name of the component if is not called
*/
function isComponentNotCalledInSetup (codeAst: Node, name: string): string | void {
if (name) {
let found = false
walk(codeAst, {
enter (node) {
if ((node.type === 'Property' && node.key.type === 'Identifier' && node.value.type === 'FunctionExpression' && node.key.name === 'setup') || (node.type === 'FunctionDeclaration' && (node.id?.name === '_sfc_ssrRender' || node.id?.name === 'ssrRender'))) {
// walk through the setup function node or the ssrRender function
walk(node, {
enter (node) {
if (found || node.type === 'VariableDeclaration') {
this.skip()
} else if (node.type === 'Identifier' && node.name === name) {
found = true
} else if (node.type === 'MemberExpression') {
// dev only with $setup or _ctx
found = (node.property.type === 'Literal' && node.property.value === name) || (node.property.type === 'Identifier' && node.property.name === name)
}
},
})
}
},
})
if (!found) { return name }
}
}
/**
* retrieve the component identifier being used on ssrRender callExpression
* @param ssrRenderNode - ssrRender callExpression
*/
function getComponentName (ssrRenderNode: AcornNode<CallExpression>): string {
const componentCall = ssrRenderNode.arguments[0] as Identifier | MemberExpression | CallExpression
if (componentCall.type === 'Identifier') {
return componentCall.name
} else if (componentCall.type === 'MemberExpression') {
return (componentCall.property as Literal).value as string
}
return (componentCall.arguments[0] as Identifier).name
}
/**
* remove a variable declaration within the code
*/
function removeVariableDeclarator (codeAst: Node, name: string, magicString: MagicString, removedNodes: WeakSet<Node>): AcornNode<Node> | void {
// remove variables
walk(codeAst, {
enter (node) {
if (node.type === 'VariableDeclaration') {
for (const declarator of node.declarations) {
const toRemove = findMatchingPatternToRemove(declarator.id as AcornNode<Pattern>, node as AcornNode<VariableDeclaration>, name, removedNodes)
if (toRemove) {
magicString.remove(toRemove.start, toRemove.end + 1)
removedNodes.add(toRemove)
return toRemove
}
}
}
},
})
}
/**
* find the Pattern to remove which the identifier is equal to the name parameter.
*/
function findMatchingPatternToRemove (node: AcornNode<Pattern>, toRemoveIfMatched: AcornNode<Node>, name: string, removedNodeSet: WeakSet<Node>): AcornNode<Node> | undefined {
if (node.type === 'Identifier') {
if (node.name === name) {
return toRemoveIfMatched
}
} else if (node.type === 'ArrayPattern') {
const elements = node.elements.filter((e): e is AcornNode<Pattern> => e !== null && !removedNodeSet.has(e))
for (const element of elements) {
const matched = findMatchingPatternToRemove(element, elements.length > 1 ? element : toRemoveIfMatched, name, removedNodeSet)
if (matched) { return matched }
}
} else if (node.type === 'ObjectPattern') {
const properties = node.properties.filter((e): e is AssignmentProperty => e.type === 'Property' && !removedNodeSet.has(e))
for (const [index, property] of properties.entries()) {
let nodeToRemove = property as AcornNode<Node>
if (properties.length < 2) {
nodeToRemove = toRemoveIfMatched
}
const matched = findMatchingPatternToRemove(property.value as AcornNode<Pattern>, nodeToRemove as AcornNode<Node>, name, removedNodeSet)
if (matched) {
if (matched === property) {
properties.splice(index, 1)
}
return matched
}
}
} else if (node.type === 'AssignmentPattern') {
const matched = findMatchingPatternToRemove(node.left as AcornNode<Pattern>, toRemoveIfMatched, name, removedNodeSet)
if (matched) { return matched }
}
}

9
packages/nuxt/src/components/scan.ts
View File

@ -8,10 +8,6 @@ import type { Component, ComponentsDir } from 'nuxt/schema'
import { QUOTE_RE, resolveComponentNameSegments } from '../core/utils' import { QUOTE_RE, resolveComponentNameSegments } from '../core/utils'
const ISLAND_RE = /\.island(?:\.global)?$/
const GLOBAL_RE = /\.global(?:\.island)?$/
const COMPONENT_MODE_RE = /(?<=\.)(client|server)(\.global|\.island)*$/
const MODE_REPLACEMENT_RE = /(\.(client|server))?(\.global|\.island)*$/
/** /**
* Scan the components inside different components folders * Scan the components inside different components folders
* and return a unique list of components * and return a unique list of components
@ -29,6 +25,11 @@ export async function scanComponents (dirs: ComponentsDir[], srcDir: string): Pr
// All scanned paths // All scanned paths
const scannedPaths: string[] = [] const scannedPaths: string[] = []
const ISLAND_RE = /\.island(?:\.global)?$/
const GLOBAL_RE = /\.global(?:\.island)?$/
const COMPONENT_MODE_RE = /(?<=\.)(client|server)(\.global|\.island)*$/
const MODE_REPLACEMENT_RE = /(\.(client|server))?(\.global|\.island)*$/
for (const dir of dirs) { for (const dir of dirs) {
if (dir.enabled === false) { if (dir.enabled === false) {
continue continue

2
packages/nuxt/src/components/templates.ts
View File

@ -102,10 +102,10 @@ export const componentsIslandsTemplate: NuxtTemplate = {
}, },
} }
const NON_VUE_RE = /\b\.(?!vue)\w+$/g
export const componentsTypeTemplate = { export const componentsTypeTemplate = {
filename: 'components.d.ts' as const, filename: 'components.d.ts' as const,
getContents: ({ app, nuxt }) => { getContents: ({ app, nuxt }) => {
const NON_VUE_RE = /\b\.(?!vue)\w+$/g
const buildDir = nuxt.options.buildDir const buildDir = nuxt.options.buildDir
const componentTypes = app.components.filter(c => !c.island).map((c) => { const componentTypes = app.components.filter(c => !c.island).map((c) => {
const type = `typeof ${genDynamicImport(isAbsolute(c.filePath) const type = `typeof ${genDynamicImport(isAbsolute(c.filePath)

2
packages/nuxt/src/core/builder.ts
View File

@ -10,8 +10,8 @@ import { generateApp as _generateApp, createApp } from './app'
import { checkForExternalConfigurationFiles } from './external-config-files' import { checkForExternalConfigurationFiles } from './external-config-files'
import { cleanupCaches, getVueHash } from './cache' import { cleanupCaches, getVueHash } from './cache'
const IS_RESTART_PATH_RE = /^(?:app\.|error\.|plugins\/|middleware\/|layouts\/)/i
export async function build (nuxt: Nuxt) { export async function build (nuxt: Nuxt) {
const IS_RESTART_PATH_RE = /^(?:app\.|error\.|plugins\/|middleware\/|layouts\/)/i
const app = createApp(nuxt) const app = createApp(nuxt)
nuxt.apps.default = app nuxt.apps.default = app

4
packages/nuxt/src/core/nitro.ts
View File

@ -26,9 +26,9 @@ const logLevelMapReverse = {
verbose: 3, verbose: 3,
} satisfies Record<NuxtOptions['logLevel'], NitroConfig['logLevel']> } satisfies Record<NuxtOptions['logLevel'], NitroConfig['logLevel']>
const NODE_MODULES_RE = /(?<=\/)node_modules\/(.+)$/
const PNPM_NODE_MODULES_RE = /\.pnpm\/.+\/node_modules\/(.+)$/
export async function initNitro (nuxt: Nuxt & { _nitro?: Nitro }) { export async function initNitro (nuxt: Nuxt & { _nitro?: Nitro }) {
const NODE_MODULES_RE = /(?<=\/)node_modules\/(.+)$/
const PNPM_NODE_MODULES_RE = /\.pnpm\/.+\/node_modules\/(.+)$/
// Resolve config // Resolve config
const excludePaths = nuxt.options._layers const excludePaths = nuxt.options._layers
.flatMap(l => [ .flatMap(l => [

5
packages/nuxt/src/core/nuxt.ts
View File

@ -613,7 +613,7 @@ export default defineNuxtPlugin({
})`, })`,
}) })
} }
const RESTART_RE = /^(?:app|error|app\.config)\.(?:js|ts|mjs|jsx|tsx|vue)$/i
nuxt.hooks.hook('builder:watch', (event, relativePath) => { nuxt.hooks.hook('builder:watch', (event, relativePath) => {
const path = resolve(nuxt.options.srcDir, relativePath) const path = resolve(nuxt.options.srcDir, relativePath)
// Local module patterns // Local module patterns
@ -791,9 +791,6 @@ async function checkDependencyVersion (name: string, nuxtVersion: string): Promi
console.warn(`[nuxt] Expected \`${name}\` to be at least \`${nuxtVersion}\` but got \`${version}\`. This might lead to unexpected behavior. Check your package.json or refresh your lockfile.`) console.warn(`[nuxt] Expected \`${name}\` to be at least \`${nuxtVersion}\` but got \`${version}\`. This might lead to unexpected behavior. Check your package.json or refresh your lockfile.`)
} }
} }
const RESTART_RE = /^(?:app|error|app\.config)\.(?:js|ts|mjs|jsx|tsx|vue)$/i
function deduplicateArray<T = unknown> (maybeArray: T): T { function deduplicateArray<T = unknown> (maybeArray: T): T {
if (!Array.isArray(maybeArray)) { return maybeArray } if (!Array.isArray(maybeArray)) { return maybeArray }

5
packages/nuxt/src/core/plugins/dev-only.ts
View File

@ -7,10 +7,9 @@ interface DevOnlyPluginOptions {
sourcemap?: boolean sourcemap?: boolean
} }
const DEVONLY_COMP_SINGLE_RE = /<(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>[\s\S]*?<\/(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>/
const DEVONLY_COMP_RE = /<(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>[\s\S]*?<\/(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>/g
export const DevOnlyPlugin = (options: DevOnlyPluginOptions) => createUnplugin(() => { export const DevOnlyPlugin = (options: DevOnlyPluginOptions) => createUnplugin(() => {
const DEVONLY_COMP_SINGLE_RE = /<(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>[\s\S]*?<\/(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>/
const DEVONLY_COMP_RE = /<(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>[\s\S]*?<\/(?:dev-only|DevOnly|lazy-dev-only|LazyDevOnly)>/g
return { return {
name: 'nuxt:server-devonly:transform', name: 'nuxt:server-devonly:transform',
enforce: 'pre', enforce: 'pre',

5
packages/nuxt/src/core/plugins/layer-aliasing.ts
View File

@ -11,9 +11,6 @@ interface LayerAliasingOptions {
layers: NuxtConfigLayer[] layers: NuxtConfigLayer[]
} }
const ALIAS_RE = /(?<=['"])[~@]{1,2}(?=\/)/g
const ALIAS_RE_SINGLE = /(?<=['"])[~@]{1,2}(?=\/)/
export const LayerAliasingPlugin = (options: LayerAliasingOptions) => createUnplugin((_options, meta) => { export const LayerAliasingPlugin = (options: LayerAliasingOptions) => createUnplugin((_options, meta) => {
const aliases: Record<string, Record<string, string>> = {} const aliases: Record<string, Record<string, string>> = {}
for (const layer of options.layers) { for (const layer of options.layers) {
@ -27,6 +24,8 @@ export const LayerAliasingPlugin = (options: LayerAliasingOptions) => createUnpl
'@@': layer.config?.alias?.['@@'] || rootDir, '@@': layer.config?.alias?.['@@'] || rootDir,
} }
} }
const ALIAS_RE = /(?<=['"])[~@]{1,2}(?=\/)/g
const ALIAS_RE_SINGLE = /(?<=['"])[~@]{1,2}(?=\/)/
const layers = Object.keys(aliases).sort((a, b) => b.length - a.length) const layers = Object.keys(aliases).sort((a, b) => b.length - a.length)
return { return {

19
packages/nuxt/src/core/templates.ts
View File

@ -99,13 +99,13 @@ export const serverPluginTemplate: NuxtTemplate = {
}, },
} }
const TS_RE = /\.[cm]?tsx?$/
const JS_LETTER_RE = /\.(?<letter>[cm])?jsx?$/
const JS_RE = /\.[cm]jsx?$/
const JS_CAPTURE_RE = /\.[cm](jsx?)$/
export const pluginsDeclaration: NuxtTemplate = { export const pluginsDeclaration: NuxtTemplate = {
filename: 'types/plugins.d.ts', filename: 'types/plugins.d.ts',
getContents: async ({ nuxt, app }) => { getContents: async ({ nuxt, app }) => {
const TS_RE = /\.[cm]?tsx?$/
const JS_LETTER_RE = /\.(?<letter>[cm])?jsx?$/
const JS_RE = /\.[cm]jsx?$/
const JS_CAPTURE_RE = /\.[cm](jsx?)$/
const EXTENSION_RE = new RegExp(`(?<=\\w)(${nuxt.options.extensions.map(e => escapeRE(e)).join('|')})$`, 'g') const EXTENSION_RE = new RegExp(`(?<=\\w)(${nuxt.options.extensions.map(e => escapeRE(e)).join('|')})$`, 'g')
const typesDir = join(nuxt.options.buildDir, 'types') const typesDir = join(nuxt.options.buildDir, 'types')
@ -177,12 +177,12 @@ export { }
}, },
} }
const adHocModules = ['router', 'pages', 'imports', 'meta', 'components', 'nuxt-config-schema']
const IMPORT_NAME_RE = /\.\w+$/
const GIT_RE = /^git\+/
export const schemaTemplate: NuxtTemplate = { export const schemaTemplate: NuxtTemplate = {
filename: 'types/schema.d.ts', filename: 'types/schema.d.ts',
getContents: async ({ nuxt }) => { getContents: async ({ nuxt }) => {
const adHocModules = ['router', 'pages', 'imports', 'meta', 'components', 'nuxt-config-schema']
const IMPORT_NAME_RE = /\.\w+$/
const GIT_RE = /^git\+/
const relativeRoot = relative(resolve(nuxt.options.buildDir, 'types'), nuxt.options.rootDir) const relativeRoot = relative(resolve(nuxt.options.buildDir, 'types'), nuxt.options.rootDir)
const getImportName = (name: string) => (name[0] === '.' ? './' + join(relativeRoot, name) : name).replace(IMPORT_NAME_RE, '') const getImportName = (name: string) => (name[0] === '.' ? './' + join(relativeRoot, name) : name).replace(IMPORT_NAME_RE, '')
@ -528,13 +528,12 @@ export const nuxtConfigTemplate: NuxtTemplate = {
}, },
} }
const TYPE_FILENAME_RE = /\.([cm])?[jt]s$/
const DECLARATION_RE = /\.d\.[cm]?ts$/
export const buildTypeTemplate: NuxtTemplate = { export const buildTypeTemplate: NuxtTemplate = {
filename: 'types/build.d.ts', filename: 'types/build.d.ts',
getContents ({ app }) { getContents ({ app }) {
const TYPE_FILENAME_RE = /\.([cm])?[jt]s$/
const DECLARATION_RE = /\.d\.[cm]?ts$/
let declarations = '' let declarations = ''
for (const file of app.templates) { for (const file of app.templates) {
if (file.write || !file.filename || DECLARATION_RE.test(file.filename)) { if (file.write || !file.filename || DECLARATION_RE.test(file.filename)) {
continue continue

5
packages/nuxt/src/imports/transform.ts
View File

@ -5,10 +5,9 @@ import { tryUseNuxt } from '@nuxt/kit'
import type { ImportsOptions } from 'nuxt/schema' import type { ImportsOptions } from 'nuxt/schema'
import { isJS, isVue } from '../core/utils' import { isJS, isVue } from '../core/utils'
const NODE_MODULES_RE = /[\\/]node_modules[\\/]/
const IMPORTS_RE = /(['"])#imports\1/
export const TransformPlugin = ({ ctx, options, sourcemap }: { ctx: Unimport, options: Partial<ImportsOptions>, sourcemap?: boolean }) => createUnplugin(() => { export const TransformPlugin = ({ ctx, options, sourcemap }: { ctx: Unimport, options: Partial<ImportsOptions>, sourcemap?: boolean }) => createUnplugin(() => {
const NODE_MODULES_RE = /[\\/]node_modules[\\/]/
const IMPORTS_RE = /(['"])#imports\1/
return { return {
name: 'nuxt:imports-transform', name: 'nuxt:imports-transform',
enforce: 'post', enforce: 'post',

3
packages/nuxt/src/pages/module.ts
View File

@ -19,8 +19,6 @@ import { extractRouteRules, getMappedPages } from './route-rules'
import { PageMetaPlugin } from './plugins/page-meta' import { PageMetaPlugin } from './plugins/page-meta'
import { RouteInjectionPlugin } from './plugins/route-injection' import { RouteInjectionPlugin } from './plugins/route-injection'
const OPTIONAL_PARAM_RE = /^\/?:.*(?:\?|\(\.\*\)\*)$/
export default defineNuxtModule({ export default defineNuxtModule({
meta: { meta: {
name: 'pages', name: 'pages',
@ -291,6 +289,7 @@ export default defineNuxtModule({
} }
}) })
const OPTIONAL_PARAM_RE = /^\/?:.*(?:\?|\(\.\*\)\*)$/
// Record all pages for use in prerendering // Record all pages for use in prerendering
const prerenderRoutes = new Set<string>() const prerenderRoutes = new Set<string>()

51
packages/nuxt/src/pages/plugins/page-meta.ts
View File

@ -15,14 +15,15 @@ interface PageMetaPluginOptions {
sourcemap?: boolean sourcemap?: boolean
} }
const HAS_MACRO_RE = /\bdefinePageMeta\s*\(\s*/ export const PageMetaPlugin = (options: PageMetaPluginOptions) => createUnplugin(() => {
const HAS_MACRO_RE = /\bdefinePageMeta\s*\(\s*/
const CODE_EMPTY = ` const CODE_EMPTY = `
const __nuxt_page_meta = null const __nuxt_page_meta = null
export default __nuxt_page_meta export default __nuxt_page_meta
` `
const CODE_HMR = ` const CODE_HMR = `
// Vite // Vite
if (import.meta.hot) { if (import.meta.hot) {
import.meta.hot.accept(mod => { import.meta.hot.accept(mod => {
@ -35,8 +36,28 @@ if (import.meta.webpackHot) {
if (err) { window.location = window.location.href } if (err) { window.location = window.location.href }
}) })
}` }`
// https://github.com/vuejs/vue-loader/pull/1911
// https://github.com/vitejs/vite/issues/8473
const QUERY_START_RE = /^\?/
const MACRO_RE = /&macro=true/
function rewriteQuery (id: string) {
return id.replace(/\?.+$/, r => '?macro=true&' + r.replace(QUERY_START_RE, '').replace(MACRO_RE, ''))
}
function parseMacroQuery (id: string) {
const { search } = parseURL(decodeURIComponent(isAbsolute(id) ? pathToFileURL(id).href : id).replace(/\?macro=true$/, ''))
const query = parseQuery(search)
if (id.includes('?macro=true')) {
return { macro: 'true', ...query }
}
return query
}
const QUOTED_SPECIFIER_RE = /(["']).*\1/
function getQuotedSpecifier (id: string) {
return id.match(QUOTED_SPECIFIER_RE)?.[0]
}
export const PageMetaPlugin = (options: PageMetaPluginOptions) => createUnplugin(() => {
return { return {
name: 'nuxt:pages-macros-transform', name: 'nuxt:pages-macros-transform',
enforce: 'post', enforce: 'post',
@ -173,25 +194,3 @@ export const PageMetaPlugin = (options: PageMetaPluginOptions) => createUnplugin
}, },
} }
}) })
// https://github.com/vuejs/vue-loader/pull/1911
// https://github.com/vitejs/vite/issues/8473
const QUERY_START_RE = /^\?/
const MACRO_RE = /&macro=true/
function rewriteQuery (id: string) {
return id.replace(/\?.+$/, r => '?macro=true&' + r.replace(QUERY_START_RE, '').replace(MACRO_RE, ''))
}
function parseMacroQuery (id: string) {
const { search } = parseURL(decodeURIComponent(isAbsolute(id) ? pathToFileURL(id).href : id).replace(/\?macro=true$/, ''))
const query = parseQuery(search)
if (id.includes('?macro=true')) {
return { macro: 'true', ...query }
}
return query
}
const QUOTED_SPECIFIER_RE = /(["']).*\1/
function getQuotedSpecifier (id: string) {
return id.match(QUOTED_SPECIFIER_RE)?.[0]
}

9
packages/nuxt/src/pages/plugins/route-injection.ts
View File

@ -4,12 +4,11 @@ import type { Nuxt } from '@nuxt/schema'
import { stripLiteral } from 'strip-literal' import { stripLiteral } from 'strip-literal'
import { isVue } from '../../core/utils' import { isVue } from '../../core/utils'
const INJECTION_RE_TEMPLATE = /\b_ctx\.\$route\b/g
const INJECTION_RE_SCRIPT = /\bthis\.\$route\b/g
const INJECTION_SINGLE_RE = /\bthis\.\$route\b|\b_ctx\.\$route\b/
export const RouteInjectionPlugin = (nuxt: Nuxt) => createUnplugin(() => { export const RouteInjectionPlugin = (nuxt: Nuxt) => createUnplugin(() => {
const INJECTION_RE_TEMPLATE = /\b_ctx\.\$route\b/g
const INJECTION_RE_SCRIPT = /\bthis\.\$route\b/g
const INJECTION_SINGLE_RE = /\bthis\.\$route\b|\b_ctx\.\$route\b/
return { return {
name: 'nuxt:route-injection-plugin', name: 'nuxt:route-injection-plugin',
enforce: 'post', enforce: 'post',

9
packages/vite/src/plugins/composable-keys.ts
View File

@ -17,11 +17,6 @@ interface ComposableKeysOptions {
composables: Array<{ name: string, source?: string | RegExp, argumentLength: number }> composables: Array<{ name: string, source?: string | RegExp, argumentLength: number }>
} }
const stringTypes: Array<string | undefined> = ['Literal', 'TemplateLiteral']
const NUXT_LIB_RE = /node_modules\/(?:nuxt|nuxt3|nuxt-nightly)\//
const SUPPORTED_EXT_RE = /\.(?:m?[jt]sx?|vue)/
const SCRIPT_RE = /(?<=<script[^>]*>)[\s\S]*?(?=<\/script>)/i
export const composableKeysPlugin = createUnplugin((options: ComposableKeysOptions) => { export const composableKeysPlugin = createUnplugin((options: ComposableKeysOptions) => {
const composableMeta: Record<string, any> = {} const composableMeta: Record<string, any> = {}
const composableLengths = new Set<number>() const composableLengths = new Set<number>()
@ -35,6 +30,10 @@ export const composableKeysPlugin = createUnplugin((options: ComposableKeysOptio
const maxLength = Math.max(...composableLengths) const maxLength = Math.max(...composableLengths)
const KEYED_FUNCTIONS_RE = new RegExp(`\\b(${[...keyedFunctions].map(f => escapeRE(f)).join('|')})\\b`) const KEYED_FUNCTIONS_RE = new RegExp(`\\b(${[...keyedFunctions].map(f => escapeRE(f)).join('|')})\\b`)
const stringTypes: Array<string | undefined> = ['Literal', 'TemplateLiteral']
const NUXT_LIB_RE = /node_modules\/(?:nuxt|nuxt3|nuxt-nightly)\//
const SUPPORTED_EXT_RE = /\.(?:m?[jt]sx?|vue)/
const SCRIPT_RE = /(?<=<script[^>]*>)[\s\S]*?(?=<\/script>)/i
return { return {
name: 'nuxt:composable-keys', name: 'nuxt:composable-keys',
enforce: 'post', enforce: 'post',

10
packages/vite/src/plugins/public-dirs.ts
View File

@ -7,11 +7,6 @@ import { dirname, relative } from 'pathe'
import MagicString from 'magic-string' import MagicString from 'magic-string'
import { isCSSRequest } from 'vite' import { isCSSRequest } from 'vite'
const PREFIX = 'virtual:public?'
const CSS_URL_RE = /url\((\/[^)]+)\)/g
const CSS_URL_SINGLE_RE = /url\(\/[^)]+\)/
const RENDER_CHUNK_RE = /(?<= = )['"`]/
interface VitePublicDirsPluginOptions { interface VitePublicDirsPluginOptions {
dev?: boolean dev?: boolean
sourcemap?: boolean sourcemap?: boolean
@ -21,6 +16,11 @@ interface VitePublicDirsPluginOptions {
export const VitePublicDirsPlugin = createUnplugin((options: VitePublicDirsPluginOptions) => { export const VitePublicDirsPlugin = createUnplugin((options: VitePublicDirsPluginOptions) => {
const { resolveFromPublicAssets } = useResolveFromPublicAssets() const { resolveFromPublicAssets } = useResolveFromPublicAssets()
const PREFIX = 'virtual:public?'
const CSS_URL_RE = /url\((\/[^)]+)\)/g
const CSS_URL_SINGLE_RE = /url\(\/[^)]+\)/
const RENDER_CHUNK_RE = /(?<= = )['"`]/
const devTransformPlugin: UnpluginOptions = { const devTransformPlugin: UnpluginOptions = {
name: 'nuxt:vite-public-dir-resolution-dev', name: 'nuxt:vite-public-dir-resolution-dev',
vite: { vite: {