Set compact to false to avoid Babel warnings on large files (Fixes #5703

) (#5704) * Set compact false for babel * Push changelog update * Add compact flag to babel-jest as well, fix lint errors * Be consistent and set compact to false in both places
jestjs · Mar 3, 2018 · 1ab41c3 · 1ab41c3
1 parent 5fabc34
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -27,6 +27,8 @@
   ([#5696](https://github.com/facebook/jest/pull/5696))
 * `[expect]` Fix rejects.not matcher
   ([#5670](https://github.com/facebook/jest/pull/5670))
+* `[jest-runtime]` Prevent Babel warnings on large files
+  ([#5702](https://github.com/facebook/jest/pull/5702))
 
 ### Chore & Maintenance
 

diff --git a/packages/babel-jest/src/index.js b/packages/babel-jest/src/index.js
@@ -72,6 +72,7 @@ const createTransformer = (options: any): Transformer => {
   };
 
   options = Object.assign({}, options, {
+    compact: false,
     plugins: (options && options.plugins) || [],
     presets: ((options && options.presets) || []).concat([jestPreset]),
     sourceMaps: 'both',

diff --git a/packages/jest-runtime/src/script_transformer.js b/packages/jest-runtime/src/script_transformer.js
@@ -158,6 +158,7 @@ export default class ScriptTransformer {
         [
           babelPluginIstanbul,
           {
+            compact: false,
             // files outside `cwd` will not be instrumented
             cwd: this._config.rootDir,
             exclude: [],