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hono/deno_dist/utils/filepath.ts

34 lines
869 B
TypeScript

type FilePathOptions = {
filename: string
root?: string
defaultDocument?: string
}
export const getFilePath = (options: FilePathOptions): string | undefined => {
let filename = options.filename
if (/\.\./.test(filename)) return
let root = options.root || ''
const defaultDocument = options.defaultDocument || 'index.html'
if (filename.endsWith('/')) {
// /top/ => /top/index.html
filename = filename.concat(defaultDocument)
} else if (!filename.match(/\.[a-zA-Z0-9]+$/)) {
// /top => /top/index.html
filename = filename.concat('/' + defaultDocument)
}
// /foo.html => foo.html
filename = filename.replace(/^\.?\//, '')
// assets/ => assets
root = root.replace(/\/$/, '')
// ./assets/foo.html => assets/foo.html
let path = root ? root + '/' + filename : filename
path = path.replace(/^\.?\//, '')
return path
}