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Use a proxy to support relative requires
  • Loading branch information
jclem committed Apr 21, 2021
commit f4e5d39c2ae1bcb0726aed39da38b49d54fd9661
4 changes: 2 additions & 2 deletions src/async-function.ts
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
import * as core from '@actions/core'
import { Context } from '@actions/github/lib/context'
import { GitHub } from '@actions/github/lib/utils'
import {Context} from '@actions/github/lib/context'
import {GitHub} from '@actions/github/lib/utils'
import * as glob from '@actions/glob'
import * as io from '@actions/io'

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25 changes: 23 additions & 2 deletions src/main.ts
Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,10 @@ import * as core from '@actions/core'
import {context, getOctokit} from '@actions/github'
import * as glob from '@actions/glob'
import * as io from '@actions/io'
import * as path from 'path'
import {callAsyncFunction} from './async-function'

declare const __non_webpack_require__: typeof require
declare const __non_webpack_require__: NodeRequire

process.on('unhandledRejection', handleError)
main().catch(handleError)
Expand All @@ -31,7 +32,14 @@ async function main(): Promise<void> {

// Using property/value shorthand on `require` (e.g. `{require}`) causes compilation errors.
const result = await callAsyncFunction(
{require: __non_webpack_require__, github, context, core, glob, io},
{
require: wrapRequire,
github,
context,
core,
glob,
io
},
script
)

Expand All @@ -54,6 +62,19 @@ async function main(): Promise<void> {
core.setOutput('result', output)
}

const wrapRequire = new Proxy(__non_webpack_require__, {
apply: (target, thisArg, [moduleID]) => {
if (moduleID.startsWith('.')) {
moduleID = path.join(process.cwd(), moduleID)
}
return target.apply(thisArg, [moduleID])
},

get: (target, prop, receiver) => {
Reflect.get(target, prop, receiver)
}
})

// eslint-disable-next-line @typescript-eslint/no-explicit-any
function handleError(err: any): void {
console.error(err)
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