Expose ExecOptions interface (#322)

packages/exec/src/exec.ts

@@ -1,6 +1,8 @@
-import * as im from './interfaces'
+import {ExecOptions} from './interfaces'
 import * as tr from './toolrunner'
 
+export {ExecOptions}
+
 /**
  * Exec a command.
  * Output will be streamed to the live console.
@@ -14,7 +16,7 @@ import * as tr from './toolrunner'
 export async function exec(
   commandLine: string,
   args?: string[],
-  options?: im.ExecOptions
+  options?: ExecOptions
 ): Promise<number> {
   const commandArgs = tr.argStringToArray(commandLine)
   if (commandArgs.length === 0) {