fix: make sure the port passed to Metro is a number (react-native-com…

…munity#424)
zpengyu · Jun 12, 2019 · 973e768 · 973e768
1 parent fe2c761
commit 973e768
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/cli/src/tools/loadMetroConfig.js b/packages/cli/src/tools/loadMetroConfig.js
@@ -53,7 +53,7 @@ export const getDefaultConfig = (ctx: ConfigT) => {
         require(path.join(ctx.reactNativePath, 'rn-get-polyfills'))(),
     },
     server: {
-      port: process.env.RCT_METRO_PORT || 8081,
+      port: Number(process.env.RCT_METRO_PORT) || 8081,
     },
     transformer: {
       babelTransformerPath: require.resolve(