46 lines
1.2 KiB
TypeScript
46 lines
1.2 KiB
TypeScript
import { join } from 'path'
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import chalk from 'next/dist/compiled/chalk'
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import { isWriteable } from '../../build/is-writeable'
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import { warn } from '../../build/output/log'
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export async function findPageFile(
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rootDir: string,
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normalizedPagePath: string,
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pageExtensions: string[]
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): Promise<string | null> {
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let foundPagePaths: string[] = []
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for (const extension of pageExtensions) {
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const relativePagePath = `${normalizedPagePath}.${extension}`
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const pagePath = join(rootDir, relativePagePath)
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if (await isWriteable(pagePath)) {
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foundPagePaths.push(relativePagePath)
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}
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const relativePagePathWithIndex = join(
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normalizedPagePath,
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`index.${extension}`
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)
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const pagePathWithIndex = join(rootDir, relativePagePathWithIndex)
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if (await isWriteable(pagePathWithIndex)) {
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foundPagePaths.push(relativePagePathWithIndex)
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}
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}
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if (foundPagePaths.length < 1) {
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return null
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}
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if (foundPagePaths.length > 1) {
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warn(
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`Duplicate page detected. ${chalk.cyan(
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join('pages', foundPagePaths[0])
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)} and ${chalk.cyan(
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join('pages', foundPagePaths[1])
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)} both resolve to ${chalk.cyan(normalizedPagePath)}.`
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)
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}
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return foundPagePaths[0]
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}
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