486 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			486 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
import * as _babel_types from '@babel/types';
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import { Statement, Expression, TSType, Node, Program, CallExpression, ObjectPattern, TSModuleDeclaration, TSPropertySignature, TSMethodSignature, TSCallSignatureDeclaration, TSFunctionType } from '@babel/types';
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import { RootNode, CompilerOptions, CodegenResult, ParserOptions, RawSourceMap, CompilerError, SourceLocation, BindingMetadata as BindingMetadata$1 } from '@vue/compiler-core';
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export { BindingMetadata, CompilerError, CompilerOptions, extractIdentifiers, generateCodeFrame, isInDestructureAssignment, isStaticProperty, walkIdentifiers } from '@vue/compiler-core';
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import { ParserPlugin } from '@babel/parser';
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export { parse as babelParse } from '@babel/parser';
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import { Result, LazyResult } from 'postcss';
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import MagicString from 'magic-string';
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export { default as MagicString } from 'magic-string';
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import TS from 'typescript';
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export interface AssetURLTagConfig {
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    [name: string]: string[];
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}
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export interface AssetURLOptions {
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    /**
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     * If base is provided, instead of transforming relative asset urls into
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     * imports, they will be directly rewritten to absolute urls.
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     */
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    base?: string | null;
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    /**
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     * If true, also processes absolute urls.
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     */
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    includeAbsolute?: boolean;
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    tags?: AssetURLTagConfig;
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}
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export interface TemplateCompiler {
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    compile(source: string | RootNode, options: CompilerOptions): CodegenResult;
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    parse(template: string, options: ParserOptions): RootNode;
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}
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export interface SFCTemplateCompileResults {
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    code: string;
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    ast?: RootNode;
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    preamble?: string;
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    source: string;
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    tips: string[];
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    errors: (string | CompilerError)[];
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    map?: RawSourceMap;
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}
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export interface SFCTemplateCompileOptions {
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    source: string;
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    ast?: RootNode;
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    filename: string;
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    id: string;
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    scoped?: boolean;
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    slotted?: boolean;
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    isProd?: boolean;
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    ssr?: boolean;
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    ssrCssVars?: string[];
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    inMap?: RawSourceMap;
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    compiler?: TemplateCompiler;
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    compilerOptions?: CompilerOptions;
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    preprocessLang?: string;
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    preprocessOptions?: any;
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    /**
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     * In some cases, compiler-sfc may not be inside the project root (e.g. when
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     * linked or globally installed). In such cases a custom `require` can be
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     * passed to correctly resolve the preprocessors.
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     */
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    preprocessCustomRequire?: (id: string) => any;
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    /**
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     * Configure what tags/attributes to transform into asset url imports,
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     * or disable the transform altogether with `false`.
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     */
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    transformAssetUrls?: AssetURLOptions | AssetURLTagConfig | boolean;
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}
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export declare function compileTemplate(options: SFCTemplateCompileOptions): SFCTemplateCompileResults;
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export interface SFCScriptCompileOptions {
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    /**
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     * Scope ID for prefixing injected CSS variables.
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     * This must be consistent with the `id` passed to `compileStyle`.
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     */
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    id: string;
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    /**
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     * Production mode. Used to determine whether to generate hashed CSS variables
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     */
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    isProd?: boolean;
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    /**
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     * Enable/disable source map. Defaults to true.
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     */
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    sourceMap?: boolean;
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    /**
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     * https://babeljs.io/docs/en/babel-parser#plugins
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     */
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    babelParserPlugins?: ParserPlugin[];
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    /**
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     * A list of files to parse for global types to be made available for type
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     * resolving in SFC macros. The list must be fully resolved file system paths.
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     */
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    globalTypeFiles?: string[];
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    /**
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     * Compile the template and inline the resulting render function
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     * directly inside setup().
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     * - Only affects `<script setup>`
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     * - This should only be used in production because it prevents the template
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     * from being hot-reloaded separately from component state.
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     */
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    inlineTemplate?: boolean;
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    /**
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     * Generate the final component as a variable instead of default export.
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     * This is useful in e.g. @vitejs/plugin-vue where the script needs to be
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     * placed inside the main module.
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     */
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    genDefaultAs?: string;
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    /**
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     * Options for template compilation when inlining. Note these are options that
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     * would normally be passed to `compiler-sfc`'s own `compileTemplate()`, not
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     * options passed to `compiler-dom`.
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     */
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    templateOptions?: Partial<SFCTemplateCompileOptions>;
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    /**
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     * Hoist <script setup> static constants.
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     * - Only enables when one `<script setup>` exists.
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     * @default true
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     */
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    hoistStatic?: boolean;
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    /**
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     * Set to `false` to disable reactive destructure for `defineProps` (pre-3.5
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     * behavior), or set to `'error'` to throw hard error on props destructures.
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     * @default true
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     */
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    propsDestructure?: boolean | 'error';
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    /**
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     * File system access methods to be used when resolving types
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     * imported in SFC macros. Defaults to ts.sys in Node.js, can be overwritten
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     * to use a virtual file system for use in browsers (e.g. in REPLs)
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     */
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    fs?: {
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        fileExists(file: string): boolean;
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        readFile(file: string): string | undefined;
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        realpath?(file: string): string;
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    };
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    /**
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     * Transform Vue SFCs into custom elements.
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     */
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    customElement?: boolean | ((filename: string) => boolean);
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}
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interface ImportBinding {
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    isType: boolean;
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    imported: string;
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    local: string;
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    source: string;
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    isFromSetup: boolean;
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    isUsedInTemplate: boolean;
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}
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/**
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 * Compile `<script setup>`
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 * It requires the whole SFC descriptor because we need to handle and merge
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 * normal `<script>` + `<script setup>` if both are present.
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 */
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export declare function compileScript(sfc: SFCDescriptor, options: SFCScriptCompileOptions): SFCScriptBlock;
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export interface SFCParseOptions {
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    filename?: string;
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    sourceMap?: boolean;
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    sourceRoot?: string;
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    pad?: boolean | 'line' | 'space';
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    ignoreEmpty?: boolean;
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    compiler?: TemplateCompiler;
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    templateParseOptions?: ParserOptions;
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}
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export interface SFCBlock {
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    type: string;
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    content: string;
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    attrs: Record<string, string | true>;
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    loc: SourceLocation;
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    map?: RawSourceMap;
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    lang?: string;
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    src?: string;
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}
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export interface SFCTemplateBlock extends SFCBlock {
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    type: 'template';
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    ast?: RootNode;
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}
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export interface SFCScriptBlock extends SFCBlock {
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    type: 'script';
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    setup?: string | boolean;
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    bindings?: BindingMetadata$1;
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    imports?: Record<string, ImportBinding>;
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    scriptAst?: _babel_types.Statement[];
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    scriptSetupAst?: _babel_types.Statement[];
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    warnings?: string[];
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    /**
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     * Fully resolved dependency file paths (unix slashes) with imported types
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     * used in macros, used for HMR cache busting in @vitejs/plugin-vue and
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     * vue-loader.
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     */
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    deps?: string[];
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}
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export interface SFCStyleBlock extends SFCBlock {
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    type: 'style';
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    scoped?: boolean;
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    module?: string | boolean;
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}
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export interface SFCDescriptor {
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    filename: string;
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    source: string;
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    template: SFCTemplateBlock | null;
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    script: SFCScriptBlock | null;
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    scriptSetup: SFCScriptBlock | null;
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    styles: SFCStyleBlock[];
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    customBlocks: SFCBlock[];
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    cssVars: string[];
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    /**
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     * whether the SFC uses :slotted() modifier.
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     * this is used as a compiler optimization hint.
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     */
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    slotted: boolean;
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    /**
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     * compare with an existing descriptor to determine whether HMR should perform
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     * a reload vs. re-render.
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     *
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     * Note: this comparison assumes the prev/next script are already identical,
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     * and only checks the special case where <script setup lang="ts"> unused import
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     * pruning result changes due to template changes.
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     */
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    shouldForceReload: (prevImports: Record<string, ImportBinding>) => boolean;
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}
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export interface SFCParseResult {
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    descriptor: SFCDescriptor;
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    errors: (CompilerError | SyntaxError)[];
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}
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export declare function parse(source: string, options?: SFCParseOptions): SFCParseResult;
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type PreprocessLang = 'less' | 'sass' | 'scss' | 'styl' | 'stylus';
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export interface SFCStyleCompileOptions {
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    source: string;
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    filename: string;
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    id: string;
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    scoped?: boolean;
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    trim?: boolean;
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    isProd?: boolean;
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    inMap?: RawSourceMap;
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    preprocessLang?: PreprocessLang;
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    preprocessOptions?: any;
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    preprocessCustomRequire?: (id: string) => any;
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    postcssOptions?: any;
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    postcssPlugins?: any[];
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    /**
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     * @deprecated use `inMap` instead.
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     */
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    map?: RawSourceMap;
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}
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/**
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 * Aligns with postcss-modules
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 * https://github.com/css-modules/postcss-modules
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 */
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interface CSSModulesOptions {
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    scopeBehaviour?: 'global' | 'local';
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    generateScopedName?: string | ((name: string, filename: string, css: string) => string);
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    hashPrefix?: string;
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    localsConvention?: 'camelCase' | 'camelCaseOnly' | 'dashes' | 'dashesOnly';
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    exportGlobals?: boolean;
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    globalModulePaths?: RegExp[];
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}
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export interface SFCAsyncStyleCompileOptions extends SFCStyleCompileOptions {
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    isAsync?: boolean;
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    modules?: boolean;
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    modulesOptions?: CSSModulesOptions;
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}
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export interface SFCStyleCompileResults {
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    code: string;
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    map: RawSourceMap | undefined;
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    rawResult: Result | LazyResult | undefined;
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    errors: Error[];
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    modules?: Record<string, string>;
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    dependencies: Set<string>;
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}
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export declare function compileStyle(options: SFCStyleCompileOptions): SFCStyleCompileResults;
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export declare function compileStyleAsync(options: SFCAsyncStyleCompileOptions): Promise<SFCStyleCompileResults>;
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export declare function rewriteDefault(input: string, as: string, parserPlugins?: ParserPlugin[]): string;
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/**
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 * Utility for rewriting `export default` in a script block into a variable
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 * declaration so that we can inject things into it
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 */
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export declare function rewriteDefaultAST(ast: Statement[], s: MagicString, as: string): void;
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type PropsDestructureBindings = Record<string, // public prop key
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{
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    local: string;
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    default?: Expression;
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}>;
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export declare function extractRuntimeProps(ctx: TypeResolveContext): string | undefined;
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interface ModelDecl {
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    type: TSType | undefined;
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    options: string | undefined;
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    identifier: string | undefined;
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    runtimeOptionNodes: Node[];
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}
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declare enum BindingTypes {
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    /**
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     * returned from data()
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     */
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    DATA = "data",
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    /**
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     * declared as a prop
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     */
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    PROPS = "props",
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    /**
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     * a local alias of a `<script setup>` destructured prop.
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     * the original is stored in __propsAliases of the bindingMetadata object.
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     */
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    PROPS_ALIASED = "props-aliased",
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    /**
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     * a let binding (may or may not be a ref)
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     */
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    SETUP_LET = "setup-let",
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    /**
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     * a const binding that can never be a ref.
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     * these bindings don't need `unref()` calls when processed in inlined
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     * template expressions.
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     */
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    SETUP_CONST = "setup-const",
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    /**
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     * a const binding that does not need `unref()`, but may be mutated.
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     */
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    SETUP_REACTIVE_CONST = "setup-reactive-const",
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    /**
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     * a const binding that may be a ref.
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     */
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    SETUP_MAYBE_REF = "setup-maybe-ref",
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    /**
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     * bindings that are guaranteed to be refs
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     */
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    SETUP_REF = "setup-ref",
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    /**
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     * declared by other options, e.g. computed, inject
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     */
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    OPTIONS = "options",
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    /**
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     * a literal constant, e.g. 'foo', 1, true
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     */
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    LITERAL_CONST = "literal-const"
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}
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type BindingMetadata = {
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    [key: string]: BindingTypes | undefined;
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} & {
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    __isScriptSetup?: boolean;
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    __propsAliases?: Record<string, string>;
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};
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export declare class ScriptCompileContext {
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    descriptor: SFCDescriptor;
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    options: Partial<SFCScriptCompileOptions>;
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    isJS: boolean;
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    isTS: boolean;
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    isCE: boolean;
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    scriptAst: Program | null;
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    scriptSetupAst: Program | null;
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    source: string;
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    filename: string;
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    s: MagicString;
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    startOffset: number | undefined;
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    endOffset: number | undefined;
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    scope?: TypeScope;
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    globalScopes?: TypeScope[];
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    userImports: Record<string, ImportBinding>;
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    hasDefinePropsCall: boolean;
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    hasDefineEmitCall: boolean;
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    hasDefineExposeCall: boolean;
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    hasDefaultExportName: boolean;
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    hasDefaultExportRender: boolean;
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    hasDefineOptionsCall: boolean;
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    hasDefineSlotsCall: boolean;
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    hasDefineModelCall: boolean;
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    propsCall: CallExpression | undefined;
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    propsDecl: Node | undefined;
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    propsRuntimeDecl: Node | undefined;
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    propsTypeDecl: Node | undefined;
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    propsDestructureDecl: ObjectPattern | undefined;
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    propsDestructuredBindings: PropsDestructureBindings;
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    propsDestructureRestId: string | undefined;
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    propsRuntimeDefaults: Node | undefined;
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    emitsRuntimeDecl: Node | undefined;
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    emitsTypeDecl: Node | undefined;
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    emitDecl: Node | undefined;
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    modelDecls: Record<string, ModelDecl>;
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    optionsRuntimeDecl: Node | undefined;
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    bindingMetadata: BindingMetadata;
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    helperImports: Set<string>;
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    helper(key: string): string;
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    /**
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     * to be exposed on compiled script block for HMR cache busting
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     */
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    deps?: Set<string>;
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    /**
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     * cache for resolved fs
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     */
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    fs?: NonNullable<SFCScriptCompileOptions['fs']>;
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    constructor(descriptor: SFCDescriptor, options: Partial<SFCScriptCompileOptions>);
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    getString(node: Node, scriptSetup?: boolean): string;
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    warn(msg: string, node: Node, scope?: TypeScope): void;
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    error(msg: string, node: Node, scope?: TypeScope): never;
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}
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export type SimpleTypeResolveOptions = Partial<Pick<SFCScriptCompileOptions, 'globalTypeFiles' | 'fs' | 'babelParserPlugins' | 'isProd'>>;
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/**
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 * TypeResolveContext is compatible with ScriptCompileContext
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 * but also allows a simpler version of it with minimal required properties
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 * when resolveType needs to be used in a non-SFC context, e.g. in a babel
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 * plugin. The simplest context can be just:
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 * ```ts
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 * const ctx: SimpleTypeResolveContext = {
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 *   filename: '...',
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 *   source: '...',
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 *   options: {},
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 *   error() {},
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 *   ast: []
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 * }
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 * ```
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 */
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export type SimpleTypeResolveContext = Pick<ScriptCompileContext, 'source' | 'filename' | 'error' | 'helper' | 'getString' | 'propsTypeDecl' | 'propsRuntimeDefaults' | 'propsDestructuredBindings' | 'emitsTypeDecl' | 'isCE'> & Partial<Pick<ScriptCompileContext, 'scope' | 'globalScopes' | 'deps' | 'fs'>> & {
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    ast: Statement[];
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    options: SimpleTypeResolveOptions;
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};
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export type TypeResolveContext = ScriptCompileContext | SimpleTypeResolveContext;
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type Import = Pick<ImportBinding, 'source' | 'imported'>;
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interface WithScope {
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    _ownerScope: TypeScope;
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}
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type ScopeTypeNode = Node & WithScope & {
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    _ns?: TSModuleDeclaration & WithScope;
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};
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declare class TypeScope {
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    filename: string;
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    source: string;
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    offset: number;
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    imports: Record<string, Import>;
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    types: Record<string, ScopeTypeNode>;
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    declares: Record<string, ScopeTypeNode>;
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    constructor(filename: string, source: string, offset?: number, imports?: Record<string, Import>, types?: Record<string, ScopeTypeNode>, declares?: Record<string, ScopeTypeNode>);
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    isGenericScope: boolean;
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    resolvedImportSources: Record<string, string>;
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						|
    exportedTypes: Record<string, ScopeTypeNode>;
 | 
						|
    exportedDeclares: Record<string, ScopeTypeNode>;
 | 
						|
}
 | 
						|
interface MaybeWithScope {
 | 
						|
    _ownerScope?: TypeScope;
 | 
						|
}
 | 
						|
interface ResolvedElements {
 | 
						|
    props: Record<string, (TSPropertySignature | TSMethodSignature) & {
 | 
						|
        _ownerScope: TypeScope;
 | 
						|
    }>;
 | 
						|
    calls?: (TSCallSignatureDeclaration | TSFunctionType)[];
 | 
						|
}
 | 
						|
/**
 | 
						|
 * Resolve arbitrary type node to a list of type elements that can be then
 | 
						|
 * mapped to runtime props or emits.
 | 
						|
 */
 | 
						|
export declare function resolveTypeElements(ctx: TypeResolveContext, node: Node & MaybeWithScope & {
 | 
						|
    _resolvedElements?: ResolvedElements;
 | 
						|
}, scope?: TypeScope, typeParameters?: Record<string, Node>): ResolvedElements;
 | 
						|
/**
 | 
						|
 * @private
 | 
						|
 */
 | 
						|
export declare function registerTS(_loadTS: () => typeof TS): void;
 | 
						|
/**
 | 
						|
 * @private
 | 
						|
 */
 | 
						|
export declare function invalidateTypeCache(filename: string): void;
 | 
						|
export declare function inferRuntimeType(ctx: TypeResolveContext, node: Node & MaybeWithScope, scope?: TypeScope, isKeyOf?: boolean, typeParameters?: Record<string, Node>): string[];
 | 
						|
 | 
						|
export declare function extractRuntimeEmits(ctx: TypeResolveContext): Set<string>;
 | 
						|
 | 
						|
export declare const version: string;
 | 
						|
 | 
						|
export declare const parseCache: Map<string, SFCParseResult>;
 | 
						|
export declare const errorMessages: Record<number, string>;
 | 
						|
 | 
						|
export declare const walk: any;
 | 
						|
 | 
						|
/**
 | 
						|
 * @deprecated this is preserved to avoid breaking vite-plugin-vue < 5.0
 | 
						|
 * with reactivityTransform: true. The desired behavior should be silently
 | 
						|
 * ignoring the option instead of breaking.
 | 
						|
 */
 | 
						|
export declare const shouldTransformRef: () => boolean;
 | 
						|
 | 
						|
 |