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Babel plugin for remove Node module resolution imports
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import { PluginObj } from '@babel/core'; | |
import fs from 'node:fs'; | |
import path from 'node:path'; | |
export default function nodeModuleResolution(): PluginObj { | |
return { | |
visitor: { | |
ImportOrExportDeclaration: { | |
enter(nodePath, { file }) { | |
if (!file.opts.filename) { | |
return; | |
} | |
if (nodePath.node.type === 'ExportDefaultDeclaration') { | |
return; | |
} | |
if (!nodePath.node.source) { | |
return; | |
} | |
if ( | |
!nodePath.node.source.value.startsWith('.') && | |
!nodePath.node.source.value.startsWith('/') | |
) { | |
return; | |
} | |
const targetAbsPath = path.resolve( | |
path.dirname(file.opts.filename), | |
nodePath.node.source.value, | |
); | |
if (!fs.existsSync(targetAbsPath)) { | |
for (const ext of ['js', 'jsx', 'ts', 'tsx']) { | |
const result = `${targetAbsPath}.${ext}`; | |
if (fs.existsSync(result) && fs.lstatSync(result).isFile()) { | |
nodePath.node.source.value = `${nodePath.node.source.value}.js`; | |
return; | |
} | |
} | |
return; | |
} | |
const stats = fs.lstatSync(targetAbsPath); | |
// существующий файл без расширения - пропускаем | |
if (stats.isFile()) { | |
return; | |
} | |
// не директория - пропускаем | |
if (!stats.isDirectory()) { | |
return; | |
} | |
const entrypoint = findEntrypoint(targetAbsPath); | |
if (!entrypoint) { | |
return; | |
} | |
nodePath.node.source.value = `./${path.join(nodePath.node.source.value, 'index.js')}`; | |
}, | |
}, | |
}, | |
}; | |
} | |
function findEntrypoint(dirPath: string): string | null { | |
for (const ext of ['js', 'jsx', 'ts', 'tsx']) { | |
const result = path.resolve(dirPath, `index.${ext}`); | |
if (fs.existsSync(result) && fs.lstatSync(result).isFile()) { | |
return result; | |
} | |
} | |
return null; | |
} |
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// from https://gist.github.com/krutoo/70dd3068c9a0b8b1105da749bc475ede | |
import fs from 'node:fs'; | |
import path from 'node:path'; | |
const EXT = ['js', 'jsx', 'ts', 'tsx']; | |
// @todo наивная реализация замены импортов node module resolution на конкретные | |
// вероятно не учитывает какие-то кейсы | |
export default function nodeModuleResolution() { | |
return { | |
visitor: { | |
ImportOrExportDeclaration: { | |
enter(nodePath, { file }) { | |
// нет информации о файле - пропускаем | |
if (!file.opts.filename) { | |
return; | |
} | |
// у ExportDefaultDeclaration не может быть source - пропускаем | |
if (nodePath.node.type === 'ExportDefaultDeclaration') { | |
return; | |
} | |
// если нет source - пропускаем | |
if (!nodePath.node.source) { | |
return; | |
} | |
// если это не относительный и не абсолютный путь - пропускаем | |
if ( | |
!nodePath.node.source.value.startsWith('.') && | |
!nodePath.node.source.value.startsWith('/') | |
) { | |
return; | |
} | |
const targetAbsPath = path.resolve( | |
path.dirname(file.opts.filename), | |
nodePath.node.source.value, | |
); | |
if (!fs.existsSync(targetAbsPath)) { | |
for (const ext of EXT) { | |
const result = `${targetAbsPath}.${ext}`; | |
if (fs.existsSync(result) && fs.lstatSync(result).isFile()) { | |
nodePath.node.source.value = `${nodePath.node.source.value}.js`; | |
return; | |
} | |
} | |
return; | |
} | |
const stats = fs.lstatSync(targetAbsPath); | |
// существующий файл без расширения - пропускаем | |
if (stats.isFile()) { | |
return; | |
} | |
// не директория - пропускаем | |
if (!stats.isDirectory()) { | |
return; | |
} | |
let entrypoint = null; | |
for (const ext of EXT) { | |
const result = path.resolve(targetAbsPath, `index.${ext}`); | |
if (fs.existsSync(result) && fs.lstatSync(result).isFile()) { | |
entrypoint = result; | |
break; | |
} | |
} | |
if (!entrypoint) { | |
return; | |
} | |
nodePath.node.source.value = `./${path.join(nodePath.node.source.value, 'index.js')}`; | |
}, | |
}, | |
}, | |
}; | |
} |
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