refactor: Extract github-related calls

src/pr-collector/utils.ts

@@ -0,0 +1,49 @@
+import * as core from '@actions/core'
+import * as fs from 'fs'
+
+/**
+ * Will automatically either report the message to the log, or mark the action as failed. Additionally defining the output failed, allowing it to be read in by other actions
+ */
+export function failOrError(message: string | Error, failOnError: boolean): void {
+  // if we report any failure, consider the action to have failed, may not make the build fail
+  core.setOutput('failed', true)
+  if (failOnError) {
+    core.setFailed(message)
+  } else {
+    core.error(message)
+  }
+}
+
+/**
+ * Checks if a given directory exists
+ */
+export function directoryExistsSync(inputPath: string, required?: boolean): boolean {
+  if (!inputPath) {
+    throw new Error("Arg 'path' must not be empty")
+  }
+
+  let stats: fs.Stats
+  try {
+    stats = fs.statSync(inputPath)
+  } catch (error: any /* eslint-disable-line @typescript-eslint/no-explicit-any */) {
+    if (error.code === 'ENOENT') {
+      if (!required) {
+        return false
+      }
+
+      throw new Error(`Directory '${inputPath}' does not exist`)
+    }
+
+    throw new Error(`Encountered an error when checking whether path '${inputPath}' exists: ${error.message}`)
+  }
+
+  if (stats.isDirectory()) {
+    return true
+  } else if (!required) {
+    return false
+  }
+
+  throw new Error(`Directory '${inputPath}' does not exist`)
+}
+
+export type Unpacked<T> = T extends (infer U)[] ? U : T