/
has-necessary-dependencies.ts
53 lines (48 loc) · 1.31 KB
/
has-necessary-dependencies.ts
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import { existsSync } from 'fs'
import { join, relative } from 'path'
export interface MissingDependency {
file: string
pkg: string
exportsRestrict: boolean
}
export type NecessaryDependencies = {
resolved: Map<string, string>
missing: MissingDependency[]
}
export async function hasNecessaryDependencies(
baseDir: string,
requiredPackages: MissingDependency[]
): Promise<NecessaryDependencies> {
let resolutions = new Map<string, string>()
const missingPackages = requiredPackages.filter((p) => {
try {
if (p.exportsRestrict) {
const pkgPath = require.resolve(`${p.pkg}/package.json`, {
paths: [baseDir],
})
const fileNameToVerify = relative(p.pkg, p.file)
if (fileNameToVerify) {
const fileToVerify = join(pkgPath, '..', fileNameToVerify)
if (existsSync(fileToVerify)) {
resolutions.set(p.pkg, join(pkgPath, '..'))
} else {
return true
}
} else {
resolutions.set(p.pkg, pkgPath)
}
} else {
resolutions.set(p.pkg, require.resolve(p.file, { paths: [baseDir] }))
}
return false
} catch (e) {
console.error(e)
return true
}
})
console.log(resolutions)
return {
resolved: resolutions,
missing: missingPackages,
}
}