vue hello world项目
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// Type definitions for @babel/parser
// Project: https://github.com/babel/babel/tree/main/packages/babel-parser
// Definitions by: Troy Gerwien <https://github.com/yortus>
// Marvin Hagemeister <https://github.com/marvinhagemeister>
// Avi Vahl <https://github.com/AviVahl>
// TypeScript Version: 2.9
/**
* Parse the provided code as an entire ECMAScript program.
*/
export function parse(
input: string,
options?: ParserOptions
): ParseResult<import("@babel/types").File>;
/**
* Parse the provided code as a single expression.
*/
export function parseExpression(
input: string,
options?: ParserOptions
): ParseResult<import("@babel/types").Expression>;
export interface ParserOptions {
/**
* By default, import and export declarations can only appear at a program's top level.
* Setting this option to true allows them anywhere where a statement is allowed.
*/
allowImportExportEverywhere?: boolean;
/**
* By default, await use is not allowed outside of an async function.
* Set this to true to accept such code.
*/
allowAwaitOutsideFunction?: boolean;
/**
* By default, a return statement at the top level raises an error.
* Set this to true to accept such code.
*/
allowReturnOutsideFunction?: boolean;
allowSuperOutsideMethod?: boolean;
/**
* By default, exported identifiers must refer to a declared variable.
* Set this to true to allow export statements to reference undeclared variables.
*/
allowUndeclaredExports?: boolean;
/**
* By default, Babel attaches comments to adjacent AST nodes.
* When this option is set to false, comments are not attached.
* It can provide up to 30% performance improvement when the input code has many comments.
* @babel/eslint-parser will set it for you.
* It is not recommended to use attachComment: false with Babel transform,
* as doing so removes all the comments in output code, and renders annotations such as
* /* istanbul ignore next *\/ nonfunctional.
*/
attachComment?: boolean;
/**
* By default, Babel always throws an error when it finds some invalid code.
* When this option is set to true, it will store the parsing error and
* try to continue parsing the invalid input file.
*/
errorRecovery?: boolean;
/**
* Indicate the mode the code should be parsed in.
* Can be one of "script", "module", or "unambiguous". Defaults to "script".
* "unambiguous" will make @babel/parser attempt to guess, based on the presence
* of ES6 import or export statements.
* Files with ES6 imports and exports are considered "module" and are otherwise "script".
*/
sourceType?: "script" | "module" | "unambiguous";
/**
* Correlate output AST nodes with their source filename.
* Useful when generating code and source maps from the ASTs of multiple input files.
*/
sourceFilename?: string;
/**
* By default, the first line of code parsed is treated as line 1.
* You can provide a line number to alternatively start with.
* Useful for integration with other source tools.
*/
startLine?: number;
/**
* Array containing the plugins that you want to enable.
*/
plugins?: ParserPlugin[];
/**
* Should the parser work in strict mode.
* Defaults to true if sourceType === 'module'. Otherwise, false.
*/
strictMode?: boolean;
/**
* Adds a ranges property to each node: [node.start, node.end]
*/
ranges?: boolean;
/**
* Adds all parsed tokens to a tokens property on the File node.
*/
tokens?: boolean;
/**
* By default, the parser adds information about parentheses by setting
* `extra.parenthesized` to `true` as needed.
* When this option is `true` the parser creates `ParenthesizedExpression`
* AST nodes instead of using the `extra` property.
*/
createParenthesizedExpressions?: boolean;
}
export type ParserPlugin =
| "asyncDoExpressions"
| "asyncGenerators"
| "bigInt"
| "classPrivateMethods"
| "classPrivateProperties"
| "classProperties"
| "classStaticBlock" // Enabled by default
| "decimal"
| "decorators"
| "decorators-legacy"
| "decoratorAutoAccessors"
| "destructuringPrivate"
| "doExpressions"
| "dynamicImport"
| "estree"
| "exportDefaultFrom"
| "exportNamespaceFrom" // deprecated
| "flow"
| "flowComments"
| "functionBind"
| "functionSent"
| "importMeta"
| "jsx"
| "logicalAssignment"
| "importAssertions"
| "moduleBlocks"
| "moduleStringNames"
| "nullishCoalescingOperator"
| "numericSeparator"
| "objectRestSpread"
| "optionalCatchBinding"
| "optionalChaining"
| "partialApplication"
| "pipelineOperator"
| "placeholders"
| "privateIn" // Enabled by default
| "regexpUnicodeSets"
| "throwExpressions"
| "topLevelAwait"
| "typescript"
| "v8intrinsic"
| ParserPluginWithOptions;
export type ParserPluginWithOptions =
| ["decorators", DecoratorsPluginOptions]
| ["pipelineOperator", PipelineOperatorPluginOptions]
| ["recordAndTuple", RecordAndTuplePluginOptions]
| ["flow", FlowPluginOptions]
| ["typescript", TypeScriptPluginOptions];
export interface DecoratorsPluginOptions {
decoratorsBeforeExport?: boolean;
}
export interface PipelineOperatorPluginOptions {
proposal: "minimal" | "fsharp" | "hack" | "smart";
topicToken?: "%" | "#" | "@@" | "^^";
}
export interface RecordAndTuplePluginOptions {
syntaxType: "bar" | "hash";
}
export interface FlowPluginOptions {
all?: boolean;
}
export interface TypeScriptPluginOptions {
dts?: boolean;
disallowAmbiguousJSXLike?: boolean;
}
export const tokTypes: {
// todo(flow->ts) real token type
[name: string]: any;
};
export interface ParseError {
code: string;
reasonCode: string;
}
type ParseResult<Result> = Result & {
errors: ParseError[];
};