webhook-action/node_modules/eslint-module-utils/unambiguous.js
Joel Male 1ada95e04a
v2.0.0 (#12)
- Convert project to Javascript/Typescript
- Allow custom headers to be passed in (optional)
- Allow body to be optional
2020-08-26 10:52:47 +10:00

31 lines
890 B
JavaScript

'use strict'
exports.__esModule = true
const pattern = /(^|;)\s*(export|import)((\s+\w)|(\s*[{*=]))/m
/**
* detect possible imports/exports without a full parse.
*
* A negative test means that a file is definitely _not_ a module.
* A positive test means it _could_ be.
*
* Not perfect, just a fast way to disqualify large non-ES6 modules and
* avoid a parse.
* @type {RegExp}
*/
exports.test = function isMaybeUnambiguousModule(content) {
return pattern.test(content)
}
// future-/Babel-proof at the expense of being a little loose
const unambiguousNodeType = /^(?:(?:Exp|Imp)ort.*Declaration|TSExportAssignment)$/
/**
* Given an AST, return true if the AST unambiguously represents a module.
* @param {Program node} ast
* @return {Boolean}
*/
exports.isModule = function isUnambiguousModule(ast) {
return ast.body.some(node => unambiguousNodeType.test(node.type))
}