fix: propagate sourceMaps from config files to cli options

alexkunin · web-flow · commit 935ca12aba07 · 2020-08-21T23:58:48.000+03:00
Resolves #5261
diff --git a/packages/babel-cli/src/babel/options.js b/packages/babel-cli/src/babel/options.js
@@ -3,7 +3,7 @@
 import fs from "fs";
 
 import commander from "commander";
-import { version } from "@babel/core";
+import { loadOptions, version } from "@babel/core";
 import glob from "glob";
 
 import pkg from "../../package.json";
@@ -301,7 +301,7 @@ export default function parseArgv(args: Array<string>): CmdOptions | null {
     }
   }
 
-  return {
+  var opts = {
     babelOptions,
     cliOptions: {
       filename: opts.filename,
@@ -323,6 +323,12 @@ export default function parseArgv(args: Array<string>): CmdOptions | null {
       sourceMapTarget: opts.sourceMapTarget,
     },
   };
+
+  if (babelOptions.sourceMaps === undefined) {
+    babelOptions.sourceMaps = loadOptions({filename: ""}).sourceMaps;
+  }
+  
+  return opts;
 }
 
 function booleanify(val: any): boolean | any {
