From 2c18a53e8ff2437bba5fcb8076b754ac5f79f9f8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rub=C3=A9n=20Norte?= <rubennorte@gmail.com>
Date: Fri, 9 Nov 2018 01:15:56 +0000
Subject: [PATCH] Add computeSha1 option (#7345)

---
 CHANGELOG.md                                         | 1 +
 e2e/__tests__/__snapshots__/show_config.test.js.snap | 1 +
 packages/jest-config/src/Defaults.js                 | 1 +
 packages/jest-config/src/ValidConfig.js              | 1 +
 packages/jest-runtime/src/index.js                   | 1 +
 types/Config.js                                      | 1 +
 6 files changed, 6 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1df683e1edfd..4e5e2d08c8fb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -29,6 +29,7 @@
 - `[jest-util]` Add `jest.getTimerCount()` to get the count of scheduled fake timers ([#7285](https://github.com/facebook/jest/pull/7285))
 - `[jest-config]` Add `dependencyExtractor` option to use a custom module to extract dependencies from files ([#7313](https://github.com/facebook/jest/pull/7313))
 - `[jest-haste-map]` [**BREAKING**] Expose relative paths when getting the file iterator ([#7321](https://github.com/facebook/jest/pull/7321))
+- `[jest-config]` Add `haste.computeSha1` option to compute the sha-1 of the files in the haste map ([#7345](https://github.com/facebook/jest/pull/7345))
 
 ### Fixes
 
diff --git a/e2e/__tests__/__snapshots__/show_config.test.js.snap b/e2e/__tests__/__snapshots__/show_config.test.js.snap
index cf77d55b5751..24f419707d6d 100644
--- a/e2e/__tests__/__snapshots__/show_config.test.js.snap
+++ b/e2e/__tests__/__snapshots__/show_config.test.js.snap
@@ -21,6 +21,7 @@ exports[`--showConfig outputs config info and exits 1`] = `
       \\"forceCoverageMatch\\": [],
       \\"globals\\": {},
       \\"haste\\": {
+        \\"computeSha1\\": false,
         \\"providesModuleNodeModules\\": []
       },
       \\"moduleDirectories\\": [
diff --git a/packages/jest-config/src/Defaults.js b/packages/jest-config/src/Defaults.js
index ea40b3cf4e05..85b29b28f577 100644
--- a/packages/jest-config/src/Defaults.js
+++ b/packages/jest-config/src/Defaults.js
@@ -41,6 +41,7 @@ export default ({
   globalTeardown: null,
   globals: {},
   haste: {
+    computeSha1: false,
     providesModuleNodeModules: [],
   },
   moduleDirectories: ['node_modules'],
diff --git a/packages/jest-config/src/ValidConfig.js b/packages/jest-config/src/ValidConfig.js
index 2d2d4128bc48..c3da446f08a5 100644
--- a/packages/jest-config/src/ValidConfig.js
+++ b/packages/jest-config/src/ValidConfig.js
@@ -51,6 +51,7 @@ export default ({
   globalTeardown: 'teardown.js',
   globals: {__DEV__: true},
   haste: {
+    computeSha1: true,
     defaultPlatform: 'ios',
     hasteImplModulePath: '<rootDir>/haste_impl.js',
     platforms: ['ios', 'android'],
diff --git a/packages/jest-runtime/src/index.js b/packages/jest-runtime/src/index.js
index f60b33b0dae6..f91e481a2925 100644
--- a/packages/jest-runtime/src/index.js
+++ b/packages/jest-runtime/src/index.js
@@ -236,6 +236,7 @@ class Runtime {
 
     return new HasteMap({
       cacheDirectory: config.cacheDirectory,
+      computeSha1: config.haste.computeSha1,
       console: options && options.console,
       dependencyExtractor: config.dependencyExtractor,
       extensions: [Snapshot.EXTENSION].concat(config.moduleFileExtensions),
diff --git a/types/Config.js b/types/Config.js
index 957cb3afeaab..39eac782b764 100644
--- a/types/Config.js
+++ b/types/Config.js
@@ -11,6 +11,7 @@ export type Path = string;
 export type Glob = string;
 
 export type HasteConfig = {|
+  computeSha1?: boolean,
   defaultPlatform?: ?string,
   hasteImplModulePath?: string,
   platforms?: Array<string>,