Move execution-related code into subpackage

sources/src/setup-gradle/main.ts

@@ -1,9 +1,7 @@
 import * as core from '@actions/core'
 
 import * as setupGradle from '../setup-gradle'
-import * as execution from '../execution'
-import * as provisioner from '../provision'
-import * as layout from '../repository-layout'
+import * as gradle from '../execution/gradle'
 import * as dependencyGraph from '../dependency-graph'
 import {BuildScanConfig, CacheConfig, DependencyGraphConfig, getArguments} from '../input-params'
 
@@ -18,15 +16,8 @@ export async function run(): Promise<void> {
         // Configure the dependency graph submission
         await dependencyGraph.setup(new DependencyGraphConfig())
 
-        // Download and install Gradle if required
-        const executable = await provisioner.provisionGradle()
-
-        // Only execute if arguments have been provided
         const args: string[] = getArguments()
-        if (args.length > 0) {
-            const buildRootDirectory = layout.buildRootDirectory()
-            await execution.executeGradleBuild(executable, buildRootDirectory, args)
-        }
+        await gradle.provisionAndMaybeExecute(args)
     } catch (error) {
         core.setFailed(String(error))
         if (error instanceof Error && error.stack) {