feat(vite-plugin-tempest): allow overriding configuration using TEMPEST_PLUGIN_CONFIGURATION_OVERRIDE (#1256)

Author: innocenzi

packages/vite-plugin-tempest/src/config.test.ts

@@ -12,3 +12,19 @@ test('the configuration can be loaded', async () => {
 	expect(config).toHaveProperty('manifest')
 	expect(config).toHaveProperty('entrypoints')
 })
+
+test('the configuration can be overriden', async () => {
+	process.env.TEMPEST_PLUGIN_CONFIGURATION_OVERRIDE = JSON.stringify({
+		build_directory: 'build',
+		bridge_file_name: 'vite-tempest',
+		manifest: 'manifest.json',
+		entrypoints: [],
+	})
+
+	const config = await loadTempestConfiguration()
+
+	expect(config).toHaveProperty('build_directory')
+	expect(config).toHaveProperty('bridge_file_name')
+	expect(config).toHaveProperty('manifest')
+	expect(config).toHaveProperty('entrypoints')
+})

packages/vite-plugin-tempest/src/config.ts

@@ -6,6 +6,11 @@ const VITE_CONFIG_COMMAND = 'vite:config'
 
 export async function loadTempestConfiguration(): Promise<TempestViteConfiguration> {
 	try {
+		const override = process.env.TEMPEST_PLUGIN_CONFIGURATION_OVERRIDE
+		if (override) {
+			return JSON.parse(override)
+		}
+
 		const { stdout } = await exec(`${php.value} ${TEMPEST_BIN} ${VITE_CONFIG_COMMAND}`)
 		const json = stdout.match(/\{.*\}/s)