Make it clear what parser was used in each snapshot (#1068)

tests/array_spread/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`multiple.js 1`] = `
+exports[`multiple.js-flow 1`] = `
 "[...a, ...b,];
 [...a, ...b];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -9,7 +9,7 @@ exports[`multiple.js 1`] = `
 "
 `;
 
-exports[`multiple.js 2`] = `
+exports[`multiple.js-typescript 1`] = `
 "[...a, ...b,];
 [...a, ...b];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/arrays/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`last.js 1`] = `
+exports[`last.js-flow 1`] = `
 "[,];
 [,,];
 [,,1,];
@@ -13,7 +13,7 @@ exports[`last.js 1`] = `
 "
 `;
 
-exports[`last.js 2`] = `
+exports[`last.js-typescript 1`] = `
 "[,];
 [,,];
 [,,1,];
@@ -26,7 +26,7 @@ exports[`last.js 2`] = `
 "
 `;
 
-exports[`preserve_empty_lines.js 1`] = `
+exports[`preserve_empty_lines.js-flow 1`] = `
 "a = [
 
   1,
@@ -44,7 +44,7 @@ a = [1, 2, 3, 4];
 "
 `;
 
-exports[`preserve_empty_lines.js 2`] = `
+exports[`preserve_empty_lines.js-typescript 1`] = `
 "a = [
 
   1,

tests/arrows/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`arrow_function_expression.js 1`] = `
+exports[`arrow_function_expression.js-babylon 1`] = `
 "(a => {}).length
 typeof (() => {});
 export default (() => {})();
@@ -66,14 +66,14 @@ a = (b?) => c;
 "
 `;
 
-exports[`block_like.js 1`] = `
+exports[`block_like.js-babylon 1`] = `
 "a = () => ({} = this);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 a = () => ({} = this);
 "
 `;
 
-exports[`call.js 1`] = `
+exports[`call.js-babylon 1`] = `
 "Seq(typeDef.interface.groups).forEach(group =>
   Seq(group.members).forEach((member, memberName) =>
     markdownDoc(
@@ -231,7 +231,7 @@ jest.mock(
 "
 `;
 
-exports[`long-call-no-args.js 1`] = `
+exports[`long-call-no-args.js-babylon 1`] = `
 "veryLongCall(VERY_VERY_VERY_VERY_VERY_VERY_VERY_VERY_VERY_VERY_LONG_CONSTANT, () => {})
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 veryLongCall(
@@ -241,7 +241,7 @@ veryLongCall(
 "
 `;
 
-exports[`long-contents.js 1`] = `
+exports[`long-contents.js-babylon 1`] = `
 "const foo = () => {
   expect(arg1, arg2, arg3).toEqual({message: 'test', messageType: 'SMS', status: 'Unknown', created: '11/01/2017 13:36'});
 };
@@ -257,7 +257,7 @@ const foo = () => {
 "
 `;
 
-exports[`short_body.js 1`] = `
+exports[`short_body.js-babylon 1`] = `
 "const initializeSnapshotState = (
   testFile: Path,
   update: boolean,

tests/assignment/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`binaryish.js 1`] = `
+exports[`binaryish.js-flow 1`] = `
 "const computedDescriptionLines = (showConfirm &&
   descriptionLinesConfirming) ||
   (focused && !loading && descriptionLinesFocused) ||

tests/assignment_comments/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`assignment_comments.js 1`] = `
+exports[`assignment_comments.js-flow 1`] = `
 "fnString =
   // Comment
   'some' + 'long' + 'string';
@@ -120,7 +120,7 @@ let f = (
 "
 `;
 
-exports[`assignment_comments.js 2`] = `
+exports[`assignment_comments.js-typescript 1`] = `
 "fnString =
   // Comment
   'some' + 'long' + 'string';

tests/assignment_expression/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`assignment_expression.js 1`] = `
+exports[`assignment_expression.js-flow 1`] = `
 "this.size = this._origin = this._capacity = 0;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 this.size = this._origin = this._capacity = 0;

tests/async/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`await_parse.js 1`] = `
+exports[`await_parse.js-flow 1`] = `
 "async function f() { (await f()).length }
 async function g() {
   invariant(
@@ -29,7 +29,7 @@ async function f() {
 "
 `;
 
-exports[`await_parse.js 2`] = `
+exports[`await_parse.js-typescript 1`] = `
 "async function f() { (await f()).length }
 async function g() {
   invariant(
@@ -58,7 +58,7 @@ async function f() {
 "
 `;
 
-exports[`conditional-expression.js 1`] = `
+exports[`conditional-expression.js-flow 1`] = `
 "async function f() {
   const result = typeof fn === 'function' ? await fn() : null;
 }
@@ -79,7 +79,7 @@ async function f() {
 "
 `;
 
-exports[`conditional-expression.js 2`] = `
+exports[`conditional-expression.js-typescript 1`] = `
 "async function f() {
   const result = typeof fn === 'function' ? await fn() : null;
 }

tests/binary-expressions/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`arrow.js 1`] = `
+exports[`arrow.js-flow 1`] = `
 "function f() {
   const appEntitys = getAppEntitys(loadObject).filter(
     entity => entity && entity.isInstallAvailable() && !entity.isQueue() && entity.isDisabled()
@@ -19,7 +19,7 @@ function f() {
 "
 `;
 
-exports[`comment.js 1`] = `
+exports[`comment.js-flow 1`] = `
 "a = (
   // Commment 1
   (Math.random() * (yRange * (1 - minVerticalFraction)))
@@ -34,7 +34,7 @@ a =
 "
 `;
 
-exports[`exp.js 1`] = `
+exports[`exp.js-flow 1`] = `
 "a ** b ** c;
 (a ** b) ** c;
 a.b ** c;
@@ -55,7 +55,7 @@ a ** (b * c);
 "
 `;
 
-exports[`inline-object-array.js 1`] = `
+exports[`inline-object-array.js-flow 1`] = `
 "prevState = prevState || {
   catalogs: [],
   loadState: LOADED,
@@ -88,7 +88,7 @@ this.steps = steps || [
 "
 `;
 
-exports[`short-right.js 1`] = `
+exports[`short-right.js-flow 1`] = `
 "this._cumulativeHeights &&
  Math.abs(
    this._cachedItemHeight(this._firstVisibleIndex + i) -
@@ -128,7 +128,7 @@ defaultContent.filter(defaultLocale => {
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "// It should always break the highest precedence operators first, and
 // break them all at the same time.
 

tests/bracketSpacing/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`array.js 1`] = `
+exports[`array.js-flow 1`] = `
 "const arr1 = [1,2,3,4];
 const arr2 = [1, 2, 3, 4];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -9,7 +9,7 @@ const arr2 = [1, 2, 3, 4];
 "
 `;
 
-exports[`array.js 2`] = `
+exports[`array.js-flow 2`] = `
 "const arr1 = [1,2,3,4];
 const arr2 = [1, 2, 3, 4];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -18,7 +18,7 @@ const arr2 = [1, 2, 3, 4];
 "
 `;
 
-exports[`array.js 3`] = `
+exports[`array.js-typescript 1`] = `
 "const arr1 = [1,2,3,4];
 const arr2 = [1, 2, 3, 4];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -27,7 +27,7 @@ const arr2 = [1, 2, 3, 4];
 "
 `;
 
-exports[`array.js 4`] = `
+exports[`array.js-typescript 2`] = `
 "const arr1 = [1,2,3,4];
 const arr2 = [1, 2, 3, 4];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -36,7 +36,7 @@ const arr2 = [1, 2, 3, 4];
 "
 `;
 
-exports[`object.js 1`] = `
+exports[`object.js-flow 1`] = `
 "const obj1 = {a:1, b:2, c:3}
 const obj2 = { a:1, b:2, c:3 };
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -45,7 +45,7 @@ const obj2 = { a: 1, b: 2, c: 3 };
 "
 `;
 
-exports[`object.js 2`] = `
+exports[`object.js-flow 2`] = `
 "const obj1 = {a:1, b:2, c:3}
 const obj2 = { a:1, b:2, c:3 };
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -54,7 +54,7 @@ const obj2 = {a: 1, b: 2, c: 3};
 "
 `;
 
-exports[`object.js 3`] = `
+exports[`object.js-typescript 1`] = `
 "const obj1 = {a:1, b:2, c:3}
 const obj2 = { a:1, b:2, c:3 };
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -63,7 +63,7 @@ const obj2 = { a: 1, b: 2, c: 3 };
 "
 `;
 
-exports[`object.js 4`] = `
+exports[`object.js-typescript 2`] = `
 "const obj1 = {a:1, b:2, c:3}
 const obj2 = { a:1, b:2, c:3 };
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/break-calls/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`break.js 1`] = `
+exports[`break.js-flow 1`] = `
 "h(f(g(() => {
   a
 })))
@@ -80,7 +80,7 @@ expect(
 "
 `;
 
-exports[`break.js 2`] = `
+exports[`break.js-typescript 1`] = `
 "h(f(g(() => {
   a
 })))
@@ -160,7 +160,7 @@ expect(
 "
 `;
 
-exports[`parent.js 1`] = `
+exports[`parent.js-flow 1`] = `
 "runtimeAgent.getProperties(
   objectId,
   false, // ownProperties
@@ -183,7 +183,7 @@ runtimeAgent.getProperties(
 "
 `;
 
-exports[`parent.js 2`] = `
+exports[`parent.js-typescript 1`] = `
 "runtimeAgent.getProperties(
   objectId,
   false, // ownProperties

tests/class_comment/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`comments.js 1`] = `
+exports[`comments.js-flow 1`] = `
 "class A // comment 1
   // comment 2
   extends B {}
@@ -57,7 +57,7 @@ class A extends /* a */ B {}
 "
 `;
 
-exports[`comments.js 2`] = `
+exports[`comments.js-typescript 1`] = `
 "class A // comment 1
   // comment 2
   extends B {}

tests/class_extends/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`extends.js 1`] = `
+exports[`extends.js-flow 1`] = `
 "// \\"ArrowFunctionExpression\\"
 class a extends (() => {}) {}
 
@@ -119,7 +119,7 @@ x = class extends (++b) {};
 "
 `;
 
-exports[`extends.js 2`] = `
+exports[`extends.js-typescript 1`] = `
 "// \\"ArrowFunctionExpression\\"
 class a extends (() => {}) {}
 

tests/classes/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`binary.js 1`] = `
+exports[`binary.js-flow 1`] = `
 "(class {}) + 1;
 (class a {}) + 1;
 (class extends b {}) + 1;
@@ -13,7 +13,7 @@ exports[`binary.js 1`] = `
 "
 `;
 
-exports[`break.js 1`] = `
+exports[`break.js-flow 1`] = `
 "class MyContractSelectionWidget extends React.Component<void,  MyContractSelectionWidgetPropsType, void> implements SomethingLarge {
   method() {}
 }
@@ -26,14 +26,14 @@ class MyContractSelectionWidget
 "
 `;
 
-exports[`call.js 1`] = `
+exports[`call.js-flow 1`] = `
 "(class {})(class {});
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 (class {}(class {}));
 "
 `;
 
-exports[`empty.js 1`] = `
+exports[`empty.js-flow 1`] = `
 "class A {
   // comment
 }
@@ -64,7 +64,7 @@ class A {
 "
 `;
 
-exports[`member.js 1`] = `
+exports[`member.js-flow 1`] = `
 "(class {})[1];
 (class {}).a;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -73,7 +73,7 @@ exports[`member.js 1`] = `
 "
 `;
 
-exports[`ternary.js 1`] = `
+exports[`ternary.js-flow 1`] = `
 "if (1) (class {}) ? 1 : 2;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 if (1) (class {} ? 1 : 2);

tests/comments/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`assignment-pattern.js 1`] = `
+exports[`assignment-pattern.js-babylon 1`] = `
 "const { a /* comment */ = 1 } = b;
 
 const { c = 1 /* comment */ } = d;
@@ -18,7 +18,7 @@ let {
 "
 `;
 
-exports[`assignment-pattern.js 2`] = `
+exports[`assignment-pattern.js-flow 1`] = `
 "const { a /* comment */ = 1 } = b;
 
 const { c = 1 /* comment */ } = d;
@@ -36,7 +36,7 @@ let {
 "
 `;
 
-exports[`blank.js 1`] = `
+exports[`blank.js-babylon 1`] = `
 "// This file only
 // has comments. This comment
 // should still exist
@@ -83,7 +83,7 @@ exports[`blank.js 1`] = `
 "
 `;
 
-exports[`blank.js 2`] = `
+exports[`blank.js-flow 1`] = `
 "// This file only
 // has comments. This comment
 // should still exist
@@ -130,7 +130,7 @@ exports[`blank.js 2`] = `
 "
 `;
 
-exports[`call_comment.js 1`] = `
+exports[`call_comment.js-babylon 1`] = `
 "render( // Warm any cache
   <ChildUpdates renderAnchor={true} anchorClassOn={true} />,
   container
@@ -155,7 +155,7 @@ React.render(
 "
 `;
 
-exports[`call_comment.js 2`] = `
+exports[`call_comment.js-flow 1`] = `
 "render( // Warm any cache
   <ChildUpdates renderAnchor={true} anchorClassOn={true} />,
   container
@@ -180,7 +180,7 @@ React.render(
 "
 `;
 
-exports[`dangling.js 1`] = `
+exports[`dangling.js-babylon 1`] = `
 "var x = {/* dangling */};
 var x = {
   // dangling
@@ -211,7 +211,7 @@ export /* dangling */{};
 "
 `;
 
-exports[`dangling.js 2`] = `
+exports[`dangling.js-flow 1`] = `
 "var x = {/* dangling */};
 var x = {
   // dangling
@@ -242,7 +242,7 @@ export /* dangling */{};
 "
 `;
 
-exports[`dangling_array.js 1`] = `
+exports[`dangling_array.js-babylon 1`] = `
 "expect(() => {}).toTriggerReadyStateChanges([
   // Nothing.
 ]);
@@ -259,7 +259,7 @@ expect(() => {}).toTriggerReadyStateChanges(
 "
 `;
 
-exports[`dangling_array.js 2`] = `
+exports[`dangling_array.js-flow 1`] = `
 "expect(() => {}).toTriggerReadyStateChanges([
   // Nothing.
 ]);
@@ -276,7 +276,7 @@ expect(() => {}).toTriggerReadyStateChanges(
 "
 `;
 
-exports[`dangling_for.js 1`] = `
+exports[`dangling_for.js-babylon 1`] = `
 "for // comment
 (;;);
 
@@ -290,7 +290,7 @@ for (;;);
 "
 `;
 
-exports[`dangling_for.js 2`] = `
+exports[`dangling_for.js-flow 1`] = `
 "for // comment
 (;;);
 
@@ -304,7 +304,7 @@ for (;;);
 "
 `;
 
-exports[`export.js 1`] = `
+exports[`export.js-babylon 1`] = `
 "export //comment
 {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -313,7 +313,7 @@ export {};
 "
 `;
 
-exports[`export.js 2`] = `
+exports[`export.js-flow 1`] = `
 "export //comment
 {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -322,7 +322,7 @@ export {};
 "
 `;
 
-exports[`first-line.js 1`] = `
+exports[`first-line.js-babylon 1`] = `
 "a // comment
 b
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -331,7 +331,7 @@ b;
 "
 `;
 
-exports[`first-line.js 2`] = `
+exports[`first-line.js-flow 1`] = `
 "a // comment
 b
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -340,7 +340,7 @@ b;
 "
 `;
 
-exports[`flow_union.js 1`] = `
+exports[`flow_union.js-babylon 1`] = `
 "type UploadState<E, EM, D>
   // The upload hasnt begun yet
   = {type: \\"Not_begun\\"}
@@ -383,7 +383,7 @@ type UploadState<E, EM, D> =
 "
 `;
 
-exports[`flow_union.js 2`] = `
+exports[`flow_union.js-flow 1`] = `
 "type UploadState<E, EM, D>
   // The upload hasnt begun yet
   = {type: \\"Not_begun\\"}
@@ -426,7 +426,7 @@ type UploadState<E, EM, D> =
 "
 `;
 
-exports[`function-declaration.js 1`] = `
+exports[`function-declaration.js-babylon 1`] = `
 "function a(/* comment */) {} // comment
 function b() {} // comment
 function c(/* comment */ argA, argB, argC) {} // comment
@@ -437,7 +437,7 @@ function c(/* comment */ argA, argB, argC) {} // comment
 "
 `;
 
-exports[`function-declaration.js 2`] = `
+exports[`function-declaration.js-flow 1`] = `
 "function a(/* comment */) {} // comment
 function b() {} // comment
 function c(/* comment */ argA, argB, argC) {} // comment
@@ -448,7 +448,7 @@ function c(/* comment */ argA, argB, argC) {} // comment
 "
 `;
 
-exports[`if.js 1`] = `
+exports[`if.js-babylon 1`] = `
 "if (1)
 // comment
 {
@@ -492,7 +492,7 @@ else if (4) {
 "
 `;
 
-exports[`if.js 2`] = `
+exports[`if.js-flow 1`] = `
 "if (1)
 // comment
 {
@@ -536,7 +536,7 @@ else if (4) {
 "
 `;
 
-exports[`issues.js 1`] = `
+exports[`issues.js-babylon 1`] = `
 "// Does not need to break as it fits in 80 columns
 this.call(a, /* comment */ b);
 
@@ -762,7 +762,7 @@ foo(
 "
 `;
 
-exports[`issues.js 2`] = `
+exports[`issues.js-flow 1`] = `
 "// Does not need to break as it fits in 80 columns
 this.call(a, /* comment */ b);
 
@@ -988,7 +988,7 @@ foo(
 "
 `;
 
-exports[`jsx.js 1`] = `
+exports[`jsx.js-babylon 1`] = `
 "<div>
   {
     /* comment */
@@ -1126,7 +1126,7 @@ exports[`jsx.js 1`] = `
 "
 `;
 
-exports[`jsx.js 2`] = `
+exports[`jsx.js-flow 1`] = `
 "<div>
   {
     /* comment */
@@ -1264,7 +1264,7 @@ exports[`jsx.js 2`] = `
 "
 `;
 
-exports[`last-arg.js 1`] = `
+exports[`last-arg.js-babylon 1`] = `
 "type f = (
   currentRequest: {a: number},
   // TODO this is a very very very very long comment that makes it go > 80 columns
@@ -1321,7 +1321,7 @@ class X {
 "
 `;
 
-exports[`last-arg.js 2`] = `
+exports[`last-arg.js-flow 1`] = `
 "type f = (
   currentRequest: {a: number},
   // TODO this is a very very very very long comment that makes it go > 80 columns
@@ -1378,7 +1378,7 @@ class X {
 "
 `;
 
-exports[`preserve-new-line-last.js 1`] = `
+exports[`preserve-new-line-last.js-babylon 1`] = `
 "function f() {
   a
   /* eslint-disable */
@@ -1425,7 +1425,7 @@ function name() {
 "
 `;
 
-exports[`preserve-new-line-last.js 2`] = `
+exports[`preserve-new-line-last.js-flow 1`] = `
 "function f() {
   a
   /* eslint-disable */
@@ -1472,7 +1472,7 @@ function name() {
 "
 `;
 
-exports[`return-statement.js 1`] = `
+exports[`return-statement.js-babylon 1`] = `
 "function jsx() {
   return (
     // Comment
@@ -1712,7 +1712,7 @@ function inlineComment() {
 "
 `;
 
-exports[`return-statement.js 2`] = `
+exports[`return-statement.js-flow 1`] = `
 "function jsx() {
   return (
     // Comment
@@ -1952,7 +1952,7 @@ function inlineComment() {
 "
 `;
 
-exports[`switch.js 1`] = `
+exports[`switch.js-babylon 1`] = `
 "switch (node && node.type) {
   case \\"Property\\":
   case \\"MethodDefinition\\":
@@ -1995,7 +1995,7 @@ switch (foo) {
 "
 `;
 
-exports[`switch.js 2`] = `
+exports[`switch.js-flow 1`] = `
 "switch (node && node.type) {
   case \\"Property\\":
   case \\"MethodDefinition\\":
@@ -2038,7 +2038,7 @@ switch (foo) {
 "
 `;
 
-exports[`template-literal.js 1`] = `
+exports[`template-literal.js-babylon 1`] = `
 "\`
 \${a // comment
 }
@@ -2067,7 +2067,7 @@ d};
 "
 `;
 
-exports[`template-literal.js 2`] = `
+exports[`template-literal.js-flow 1`] = `
 "\`
 \${a // comment
 }
@@ -2096,7 +2096,7 @@ d};
 "
 `;
 
-exports[`try.js 1`] = `
+exports[`try.js-babylon 1`] = `
 "// comment 1
 try {
   // comment 2
@@ -2124,7 +2124,7 @@ try {
 "
 `;
 
-exports[`try.js 2`] = `
+exports[`try.js-flow 1`] = `
 "// comment 1
 try {
   // comment 2

tests/computed_props/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`classes.js 1`] = `
+exports[`classes.js-flow 1`] = `
 "class c {
   [\\"i\\"]() {}
 }
@@ -11,7 +11,7 @@ class c {
 "
 `;
 
-exports[`classes.js 2`] = `
+exports[`classes.js-typescript 1`] = `
 "class c {
   [\\"i\\"]() {}
 }

tests/conditional/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`comments.js 1`] = `
+exports[`comments.js-flow 1`] = `
 "var inspect = 4 === util.inspect.length
   ? // node <= 0.8.x
     (function(v, colors) {
@@ -79,7 +79,7 @@ const { configureStore } = process.env.NODE_ENV === \\"production\\"
 "
 `;
 
-exports[`comments.js 2`] = `
+exports[`comments.js-typescript 1`] = `
 "var inspect = 4 === util.inspect.length
   ? // node <= 0.8.x
     (function(v, colors) {
@@ -158,7 +158,7 @@ const { configureStore } = process.env.NODE_ENV === \\"production\\"
 "
 `;
 
-exports[`new-expression.js 1`] = `
+exports[`new-expression.js-flow 1`] = `
 "const testConsole = new TestConsole(
   config.useStderr ? process.stderr : process.stdout
 );
@@ -169,7 +169,7 @@ const testConsole = new TestConsole(
 "
 `;
 
-exports[`new-expression.js 2`] = `
+exports[`new-expression.js-typescript 1`] = `
 "const testConsole = new TestConsole(
   config.useStderr ? process.stderr : process.stdout
 );

tests/decorators/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`mobx.js 1`] = `
+exports[`mobx.js-babylon 1`] = `
 "import {observable} from \\"mobx\\";
 
 @observer class OrderLine {
@@ -41,7 +41,7 @@ import { observable } from \\"mobx\\";
 "
 `;
 
-exports[`multiple.js 1`] = `
+exports[`multiple.js-babylon 1`] = `
 "const dog = {
   @readonly
   @nonenumerable
@@ -58,7 +58,7 @@ const dog = {
 "
 `;
 
-exports[`redux.js 1`] = `
+exports[`redux.js-babylon 1`] = `
 "@connect(mapStateToProps, mapDispatchToProps)
 export class MyApp extends React.Component {}
 

tests/directives/__snapshots__/jsfmt.spec.js.snap

@@ -1,45 +1,45 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`last-line-0.js 1`] = `
+exports[`last-line-0.js-babylon 1`] = `
 "'use strict';~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 \\"use strict\\";
 "
 `;
 
-exports[`last-line-0.js 2`] = `
+exports[`last-line-0.js-flow 1`] = `
 "'use strict';~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 \\"use strict\\";
 "
 `;
 
-exports[`last-line-0.js 3`] = `
+exports[`last-line-0.js-typescript 1`] = `
 "'use strict';~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 \\"use strict\\";
 "
 `;
 
-exports[`last-line-1.js 1`] = `
+exports[`last-line-1.js-babylon 1`] = `
 "'use strict';
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 \\"use strict\\";
 "
 `;
 
-exports[`last-line-1.js 2`] = `
+exports[`last-line-1.js-flow 1`] = `
 "'use strict';
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 \\"use strict\\";
 "
 `;
 
-exports[`last-line-1.js 3`] = `
+exports[`last-line-1.js-typescript 1`] = `
 "'use strict';
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 \\"use strict\\";
 "
 `;
 
-exports[`last-line-2.js 1`] = `
+exports[`last-line-2.js-babylon 1`] = `
 "'use strict';
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -47,7 +47,7 @@ exports[`last-line-2.js 1`] = `
 "
 `;
 
-exports[`last-line-2.js 2`] = `
+exports[`last-line-2.js-flow 1`] = `
 "'use strict';
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -55,7 +55,7 @@ exports[`last-line-2.js 2`] = `
 "
 `;
 
-exports[`last-line-2.js 3`] = `
+exports[`last-line-2.js-typescript 1`] = `
 "'use strict';
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -63,7 +63,7 @@ exports[`last-line-2.js 3`] = `
 "
 `;
 
-exports[`newline.js 1`] = `
+exports[`newline.js-babylon 1`] = `
 "/* @flow */
 
 \\"use strict\\";
@@ -82,7 +82,7 @@ a();
 "
 `;
 
-exports[`newline.js 2`] = `
+exports[`newline.js-flow 1`] = `
 "/* @flow */
 
 \\"use strict\\";
@@ -101,7 +101,7 @@ a();
 "
 `;
 
-exports[`newline.js 3`] = `
+exports[`newline.js-typescript 1`] = `
 "/* @flow */
 
 \\"use strict\\";
@@ -120,7 +120,7 @@ a();
 "
 `;
 
-exports[`no-newline.js 1`] = `
+exports[`no-newline.js-babylon 1`] = `
 "\\"use strict\\";
 a
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -129,7 +129,7 @@ a;
 "
 `;
 
-exports[`no-newline.js 2`] = `
+exports[`no-newline.js-flow 1`] = `
 "\\"use strict\\";
 a
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -138,7 +138,7 @@ a;
 "
 `;
 
-exports[`no-newline.js 3`] = `
+exports[`no-newline.js-typescript 1`] = `
 "\\"use strict\\";
 a
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -147,7 +147,7 @@ a;
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-babylon 1`] = `
 "\\"use strict\\";
 
 function fn() {
@@ -162,7 +162,7 @@ function fn() {
 "
 `;
 
-exports[`test.js 2`] = `
+exports[`test.js-flow 1`] = `
 "\\"use strict\\";
 
 function fn() {
@@ -177,7 +177,7 @@ function fn() {
 "
 `;
 
-exports[`test.js 3`] = `
+exports[`test.js-typescript 1`] = `
 "\\"use strict\\";
 
 function fn() {

tests/do/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`do.js 1`] = `
+exports[`do.js-babylon 1`] = `
 "const envSpecific = {
   domain:
     do {

tests/dynamic_import/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-babylon 1`] = `
 "import(\\"module.js\\");
 import(\\"module.js\\").then((a) => a);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/empty_paren_comment/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`empty_paren_comment.js 1`] = `
+exports[`empty_paren_comment.js-babylon 1`] = `
 "let f = (/* ... */) => {}
 (function (/* ... */) {})(/* ... */)
 function f(/* ... */) {}
@@ -55,7 +55,7 @@ f(/* ... */ a, b);
 "
 `;
 
-exports[`empty_paren_comment.js 2`] = `
+exports[`empty_paren_comment.js-flow 1`] = `
 "let f = (/* ... */) => {}
 (function (/* ... */) {})(/* ... */)
 function f(/* ... */) {}

tests/empty_statement/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`body.js 1`] = `
+exports[`body.js-flow 1`] = `
 "with (a);
 if (1); else if (2); else;
 for (;;);
@@ -22,7 +22,7 @@ while (1);
 "
 `;
 
-exports[`body.js 2`] = `
+exports[`body.js-typescript 1`] = `
 "with (a);
 if (1); else if (2); else;
 for (;;);

tests/es6modules/__snapshots__/jsfmt.spec.js.snap

@@ -1,139 +1,139 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`export_default_arrow_expression.js 1`] = `
+exports[`export_default_arrow_expression.js-babylon 1`] = `
 "export default () => {};
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default () => {};
 "
 `;
 
-exports[`export_default_arrow_expression.js 2`] = `
+exports[`export_default_arrow_expression.js-flow 1`] = `
 "export default () => {};
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default () => {};
 "
 `;
 
-exports[`export_default_call_expression.js 1`] = `
+exports[`export_default_call_expression.js-babylon 1`] = `
 "export default foo()
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default foo();
 "
 `;
 
-exports[`export_default_call_expression.js 2`] = `
+exports[`export_default_call_expression.js-flow 1`] = `
 "export default foo()
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default foo();
 "
 `;
 
-exports[`export_default_class_declaration.js 1`] = `
+exports[`export_default_class_declaration.js-babylon 1`] = `
 "export default class Foo {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default class Foo {}
 "
 `;
 
-exports[`export_default_class_declaration.js 2`] = `
+exports[`export_default_class_declaration.js-flow 1`] = `
 "export default class Foo {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default class Foo {}
 "
 `;
 
-exports[`export_default_class_expression.js 1`] = `
+exports[`export_default_class_expression.js-babylon 1`] = `
 "export default (class foobar {})
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (class foobar {});
 "
 `;
 
-exports[`export_default_class_expression.js 2`] = `
+exports[`export_default_class_expression.js-flow 1`] = `
 "export default (class foobar {})
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (class foobar {});
 "
 `;
 
-exports[`export_default_function_declaration.js 1`] = `
+exports[`export_default_function_declaration.js-babylon 1`] = `
 "export default function() {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default function() {}
 "
 `;
 
-exports[`export_default_function_declaration.js 2`] = `
+exports[`export_default_function_declaration.js-flow 1`] = `
 "export default function() {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default function() {}
 "
 `;
 
-exports[`export_default_function_declaration_async.js 1`] = `
+exports[`export_default_function_declaration_async.js-babylon 1`] = `
-"export default async function foo() {}
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-export default (async function foo() {});
-"
-`;
-
-exports[`export_default_function_declaration_async.js 2`] = `
 "export default async function foo() {}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default async function foo() {}
 "
 `;
 
-exports[`export_default_function_declaration_named.js 1`] = `
+exports[`export_default_function_declaration_async.js-flow 1`] = `
+"export default async function foo() {}
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+export default (async function foo() {});
+"
+`;
+
+exports[`export_default_function_declaration_named.js-babylon 1`] = `
 "export default function f(){}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default function f() {}
 "
 `;
 
-exports[`export_default_function_declaration_named.js 2`] = `
+exports[`export_default_function_declaration_named.js-flow 1`] = `
 "export default function f(){}
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default function f() {}
 "
 `;
 
-exports[`export_default_function_expression.js 1`] = `
+exports[`export_default_function_expression.js-babylon 1`] = `
 "export default (function() {});
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (function() {});
 "
 `;
 
-exports[`export_default_function_expression.js 2`] = `
+exports[`export_default_function_expression.js-flow 1`] = `
 "export default (function() {});
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (function() {});
 "
 `;
 
-exports[`export_default_function_expression_named.js 1`] = `
+exports[`export_default_function_expression_named.js-babylon 1`] = `
 "export default (function f(){})
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (function f() {});
 "
 `;
 
-exports[`export_default_function_expression_named.js 2`] = `
+exports[`export_default_function_expression_named.js-flow 1`] = `
 "export default (function f(){})
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (function f() {});
 "
 `;
 
-exports[`export_default_new_expression.js 1`] = `
+exports[`export_default_new_expression.js-babylon 1`] = `
 "export default new Foo();
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default new Foo();
 "
 `;
 
-exports[`export_default_new_expression.js 2`] = `
+exports[`export_default_new_expression.js-flow 1`] = `
 "export default new Foo();
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default new Foo();

tests/export/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`bracket.js 1`] = `
+exports[`bracket.js-flow 1`] = `
 "export {
   runTaskForChanged,
   description,
@@ -27,7 +27,7 @@ export { fitsIn, oneLine };
 "
 `;
 
-exports[`bracket.js 2`] = `
+exports[`bracket.js-flow 2`] = `
 "export {
   runTaskForChanged,
   description,
@@ -54,7 +54,7 @@ export {fitsIn, oneLine};
 "
 `;
 
-exports[`bracket.js 3`] = `
+exports[`bracket.js-typescript 1`] = `
 "export {
   runTaskForChanged,
   description,
@@ -81,7 +81,7 @@ export { fitsIn, oneLine };
 "
 `;
 
-exports[`bracket.js 4`] = `
+exports[`bracket.js-typescript 2`] = `
 "export {
   runTaskForChanged,
   description,
@@ -108,7 +108,7 @@ export {fitsIn, oneLine};
 "
 `;
 
-exports[`empty.js 1`] = `
+exports[`empty.js-flow 1`] = `
 "export {};
 export {} from \\".\\";
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -117,7 +117,7 @@ export {} from \\".\\";
 "
 `;
 
-exports[`empty.js 2`] = `
+exports[`empty.js-flow 2`] = `
 "export {};
 export {} from \\".\\";
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -126,7 +126,7 @@ export {} from \\".\\";
 "
 `;
 
-exports[`empty.js 3`] = `
+exports[`empty.js-typescript 1`] = `
 "export {};
 export {} from \\".\\";
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -135,7 +135,7 @@ export {} from \\".\\";
 "
 `;
 
-exports[`empty.js 4`] = `
+exports[`empty.js-typescript 2`] = `
 "export {};
 export {} from \\".\\";
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/export_default/__snapshots__/jsfmt.spec.js.snap

@@ -1,13 +1,13 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`body.js 1`] = `
+exports[`body.js-flow 1`] = `
 "export default (class {}[1] = 1);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (class {}[1] = 1);
 "
 `;
 
-exports[`body.js 2`] = `
+exports[`body.js-typescript 1`] = `
 "export default (class {}[1] = 1);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 export default (class {}[1] = 1);

tests/export_extension/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`export.js 1`] = `
+exports[`export.js-babylon 1`] = `
 "export * as ns from 'mod';
 export v from 'mod';
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/exports/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-babylon 1`] = `
 "export { value1, value2 as value2_renamed, value3, value4 as value4_renamed, value5 } from \\"exports\\";
 
 export a,{b} from \\"./baz\\";

tests/expression_statement/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`no_regression.js 1`] = `
+exports[`no_regression.js-babylon 1`] = `
 "// Ensure no regression.
 \\"use strict\\";
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -9,7 +9,7 @@ exports[`no_regression.js 1`] = `
 "
 `;
 
-exports[`use_strict.js 1`] = `
+exports[`use_strict.js-babylon 1`] = `
 "// Parentheses around expression statement should be preserved in this case.
 (\\"use strict\\");
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/first_argument_expansion/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "setTimeout(function() {
   thing();
 }, 500);

tests/flow/abnormal/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`break-continue.js 1`] = `
+exports[`break-continue.js-flow 1`] = `
 "function foo() {
     while(true) { break; }
 }
@@ -23,7 +23,7 @@ function bar() {
 "
 `;
 
-exports[`return.js 1`] = `
+exports[`return.js-flow 1`] = `
 "function bar(x:number) { }
 function foo() {
     var x = null;

tests/flow/annot/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`annot.js 1`] = `
+exports[`annot.js-flow 1`] = `
 "function foo(str:string, i:number):string {
   return str;
 }
@@ -194,7 +194,7 @@ type f = ?arg => void;
 "
 `;
 
-exports[`forward_ref.js 1`] = `
+exports[`forward_ref.js-flow 1`] = `
 "let myClassInstance: MyClass = null; // forward ref ok, null ~> class error
 
 function bar(): MyClass {
@@ -229,7 +229,7 @@ function foo() {
 "
 `;
 
-exports[`issue-530.js 1`] = `
+exports[`issue-530.js-flow 1`] = `
 "function foo(...args: any) { }
 
 module.exports = foo;
@@ -240,7 +240,7 @@ module.exports = foo;
 "
 `;
 
-exports[`leak.js 1`] = `
+exports[`leak.js-flow 1`] = `
 "/** @flow */
 
 /* This test documents an example we ran into of a type annotation leaking.
@@ -289,7 +289,7 @@ function bar(y: MyObj): string {
 "
 `;
 
-exports[`other.js 1`] = `
+exports[`other.js-flow 1`] = `
 "class C { }
 module.exports = (C: any);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -298,7 +298,7 @@ module.exports = (C: any);
 "
 `;
 
-exports[`scope.js 1`] = `
+exports[`scope.js-flow 1`] = `
 "type Merge<T> = (a: T, b: T) => T;
 
 // hypothetical immutable map
@@ -355,7 +355,7 @@ class Foo<A> {
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "var C = require('./other');
 ((0: C): string);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/flow/annot/any/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "type T = any;
 
 export default class {
@@ -23,7 +23,7 @@ export default class {
 "
 `;
 
-exports[`B.js 1`] = `
+exports[`B.js-flow 1`] = `
 "import A from \\"./A\\"
 
 class B extends A {

tests/flow/annot2/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "/**
  * @providesModule A
  * @flow
@@ -33,7 +33,7 @@ export default class {
 "
 `;
 
-exports[`B.js 1`] = `
+exports[`B.js-flow 1`] = `
 "/**
  * @flow
  */
@@ -56,7 +56,7 @@ class B extends A {
 "
 `;
 
-exports[`T.js 1`] = `
+exports[`T.js-flow 1`] = `
 "/**
  * @providesModule T
  */

tests/flow/any/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`any.js 1`] = `
+exports[`any.js-flow 1`] = `
 "// @flow
 
 function foo(x:any):any { return x; }
@@ -29,7 +29,7 @@ var z: string = qux(0);
 "
 `;
 
-exports[`anyexportflowfile.js 1`] = `
+exports[`anyexportflowfile.js-flow 1`] = `
 "// @flow
 
 module.exports = ((x: any) => x: any);
@@ -40,7 +40,7 @@ module.exports = ((x: any) => x: any);
 "
 `;
 
-exports[`flowfixme.js 1`] = `
+exports[`flowfixme.js-flow 1`] = `
 "/*
   FlowFixMe is a synonym for any, used by the Flow team to
   signal a needed mod to JS devs.
@@ -91,7 +91,7 @@ var w: string = baz(0);
 "
 `;
 
-exports[`flowissue.js 1`] = `
+exports[`flowissue.js-flow 1`] = `
 "/*
   $FlowIssue is a synonym for any, used by JS devs to signal
   a potential typechecker bug to the Flow team.
@@ -142,7 +142,7 @@ var w: string = baz(0);
 "
 `;
 
-exports[`nonflowfile.js 1`] = `
+exports[`nonflowfile.js-flow 1`] = `
 "// @noflow
 
 module.exports = (x) => x;
@@ -153,7 +153,7 @@ module.exports = x => x;
 "
 `;
 
-exports[`propagate.js 1`] = `
+exports[`propagate.js-flow 1`] = `
 "// @flow
 
 declare class C {
@@ -208,7 +208,7 @@ function bar2(x: mixed) {
 "
 `;
 
-exports[`reach.js 1`] = `
+exports[`reach.js-flow 1`] = `
 "/**
  * like class and function values, any-typed values may be used in
  * type annotations. Here we test propagation of any through the

tests/flow/arith/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Arith.js 1`] = `
+exports[`Arith.js-flow 1`] = `
 "
 /* @providesModule Arith */
 
@@ -186,7 +186,7 @@ let tests = [
 "
 `;
 
-exports[`exponent.js 1`] = `
+exports[`exponent.js-flow 1`] = `
 "/* @flow */
 
 let x: number = 2 ** 3;
@@ -213,7 +213,7 @@ y **= 2; // error
 "
 `;
 
-exports[`generic.js 1`] = `
+exports[`generic.js-flow 1`] = `
 "/* @flow */
 
 function f<A>(a: A): A { return a + a; } // error
@@ -242,7 +242,7 @@ function f<A, B>(a: A, b: B): B {
 "
 `;
 
-exports[`mult.js 1`] = `
+exports[`mult.js-flow 1`] = `
 "/* @flow */
 
 function num(x:number) { }
@@ -271,7 +271,7 @@ y *= 2; // error
 "
 `;
 
-exports[`relational.js 1`] = `
+exports[`relational.js-flow 1`] = `
 "/* @flow */
 
 (1 < 2);

tests/flow/array-filter/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "/* @flow */
 
 function filterOutVoids<T> (arr: Array<?T>): Array<T> {
@@ -23,7 +23,7 @@ function filterOutSmall(arr: Array<?number>): Array<?number> {
 "
 `;
 
-exports[`test2.js 1`] = `
+exports[`test2.js-flow 1`] = `
 "/* @flow */
 
 function filterItems(items: Array<string|number>): Array<string|number> {

tests/flow/array_spread/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "var A = [1,2,3];
 var B = [...A];
 var C = [1,2,3];

tests/flow/arraylib/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`array_lib.js 1`] = `
+exports[`array_lib.js-flow 1`] = `
 "/* @flow */
 function foo(x:string) { }
 

tests/flow/arrays/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Arrays.js 1`] = `
+exports[`Arrays.js-flow 1`] = `
 "
 /* @providesModule Arrays */
 
@@ -82,7 +82,7 @@ module.exports = \\"arrays\\";
 "
 `;
 
-exports[`comments.js 1`] = `
+exports[`comments.js-flow 1`] = `
 "export type FileMetaData = [
   /* id */ string,
   /* mtime */ number,
@@ -103,7 +103,7 @@ export type ModuleMetaData = [Path, /* type */ number];
 "
 `;
 
-exports[`numeric_elem.js 1`] = `
+exports[`numeric_elem.js-flow 1`] = `
 "var arr = [];
 var day = new Date;
 
@@ -122,7 +122,7 @@ arr[day] = 0;
 "
 `;
 
-exports[`union.js 1`] = `
+exports[`union.js-flow 1`] = `
 "let arr: (number|string)[] = [];
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 let arr: (number | string)[] = [];

tests/flow/arrows/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`advanced_arrows.js 1`] = `
+exports[`advanced_arrows.js-flow 1`] = `
 "/**
  * @flow
  */
@@ -27,7 +27,7 @@ var ident = <T>(x: T): T => x;
 "
 `;
 
-exports[`arrows.js 1`] = `
+exports[`arrows.js-flow 1`] = `
 "function selectBestEffortImageForWidth(
     maxWidth: number,
     images: Array<Image>

tests/flow/async/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`async.js 1`] = `
+exports[`async.js-flow 1`] = `
 "// @flow
 
 // \\"For async functions, a Promise<T> is returned,
@@ -117,7 +117,7 @@ var objf: () => Promise<number> = obj.f;
 "
 `;
 
-exports[`async_base_class.js 1`] = `
+exports[`async_base_class.js-flow 1`] = `
 "// This is kind of weird, but it should parse. This works in babel without the
 // parens around (await promise). From the es6 and async/await specs I (nmote)
 // am not clear on whether it should. In any case it's a strange corner case
@@ -150,7 +150,7 @@ async function foo() {
 "
 `;
 
-exports[`async_parse.js 1`] = `
+exports[`async_parse.js-flow 1`] = `
 "async function f() {}
 async function ft<T>(a: T) {}
 
@@ -203,7 +203,7 @@ var y = { async };
 "
 `;
 
-exports[`async_promise.js 1`] = `
+exports[`async_promise.js-flow 1`] = `
 "async function f(): Promise<number> {
   return Promise.resolve(1);
 }
@@ -214,7 +214,7 @@ async function f(): Promise<number> {
 "
 `;
 
-exports[`async_return_void.js 1`] = `
+exports[`async_return_void.js-flow 1`] = `
 "// @flow
 
 async function foo1(): Promise<string> {
@@ -247,7 +247,7 @@ async function foo3(): Promise<string> {
 "
 `;
 
-exports[`async2.js 1`] = `
+exports[`async2.js-flow 1`] = `
 "// @flow
 
 // misc basic
@@ -374,7 +374,7 @@ function test5() {
 "
 `;
 
-exports[`async3.js 1`] = `
+exports[`async3.js-flow 1`] = `
 "// @flow
 
 /**
@@ -442,7 +442,7 @@ async function baz() {
 "
 `;
 
-exports[`await_parse.js 1`] = `
+exports[`await_parse.js-flow 1`] = `
 "async function f() { await 1; }
 async function ft<T>(a: T) { await 1; }
 

tests/flow/async_iteration/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`delegate_yield.js 1`] = `
+exports[`delegate_yield.js-flow 1`] = `
 "async function *delegate_next() {
   async function *inner() {
     var x: void = yield; // error: number ~> void
@@ -57,7 +57,7 @@ async function* delegate_return() {
 "
 `;
 
-exports[`generator.js 1`] = `
+exports[`generator.js-flow 1`] = `
 "declare interface File {
   readLine(): Promise<string>;
   close(): void;
@@ -112,7 +112,7 @@ async function f() {
 "
 `;
 
-exports[`return.js 1`] = `
+exports[`return.js-flow 1`] = `
 "declare var gen: AsyncGenerator<void,string,void>;
 
 // You can pass whatever you like to return, it doesn't need to be related to
@@ -161,7 +161,7 @@ refuse_return().return(\\"string\\").then(result => {
 "
 `;
 
-exports[`throw.js 1`] = `
+exports[`throw.js-flow 1`] = `
 "async function *catch_return() {
   try {
     yield 0;

tests/flow/autocomplete/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`customfun.js 1`] = `
+exports[`customfun.js-flow 1`] = `
 "// @flow
 
 declare var idx: $Facebookism$Idx;
@@ -27,7 +27,7 @@ m;
 "
 `;
 
-exports[`unknown.js 1`] = `
+exports[`unknown.js-flow 1`] = `
 "// @noflow
 module.exports = { x: { y: \\"\\" } };
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/flow/auxiliary/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`client.js 1`] = `
+exports[`client.js-flow 1`] = `
 "var y:number = x;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 var y: number = x;

tests/flow/auxiliary/lib/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`lib.js 1`] = `
+exports[`lib.js-flow 1`] = `
 "declare var x: string;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 declare var x: string;

tests/flow/binary/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`in.js 1`] = `
+exports[`in.js-flow 1`] = `
 "// @flow
 
 let tests = [

tests/flow/binding/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`const.js 1`] = `
+exports[`const.js-flow 1`] = `
 "const x = 0;
 
 // errors: const cannot be reassigned
@@ -59,7 +59,7 @@ for (const { baz } of bazzes) {
 "
 `;
 
-exports[`rebinding.js 1`] = `
+exports[`rebinding.js-flow 1`] = `
 "/* @flow
  * test errors on illegal rebinding/reassignment
  *
@@ -458,7 +458,7 @@ function fn_params_clash_fn_binding(x, y) {
 "
 `;
 
-exports[`scope.js 1`] = `
+exports[`scope.js-flow 1`] = `
 "function block_scope() {
   let a: number = 0;
   var b: number = 0;
@@ -687,7 +687,7 @@ function default_param_2() {
 "
 `;
 
-exports[`tdz.js 1`] = `
+exports[`tdz.js-flow 1`] = `
 "/** @flow */
 
 // -- types ---

tests/flow/bom/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`FormData.js 1`] = `
+exports[`FormData.js-flow 1`] = `
 "/* @flow */
 
 // constructor
@@ -148,7 +148,7 @@ for (let [x, y]: [number, number] of a.entries()) {
 "
 `;
 
-exports[`MutationObserver.js 1`] = `
+exports[`MutationObserver.js-flow 1`] = `
 "/* @flow */
 
 // constructor

tests/flow/bounded_poly/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`scope.js 1`] = `
+exports[`scope.js-flow 1`] = `
 "function foo<X, Y:X>(x:X, y:Y):void { }
 foo(0, \\"\\");
 
@@ -15,7 +15,7 @@ function bar<X: number, Y: X>(x: X, y: Y): number {
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "function foo<T: number>(x: T): T {
     var _ = x * 1; // OK
     var y: string = x; // error

tests/flow/break/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`break.js 1`] = `
+exports[`break.js-flow 1`] = `
 "function foo(b) {
     var x = b ? null: false;
     var z;

tests/flow/builtin_uses/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "var o = Object.freeze({ foo: 0 });
 (o.foo: string);
 module.exports = o;
@@ -11,7 +11,7 @@ module.exports = o;
 "
 `;
 
-exports[`test2.js 1`] = `
+exports[`test2.js-flow 1`] = `
 "var o = require('./test');
 (o.foo: string);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/flow/builtins/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`array.js 1`] = `
+exports[`array.js-flow 1`] = `
 "var a = [\\"...\\"];
 var b = a.map (function (x) { return 0; });
 var c: string = b[0]; // error: number !~> string
@@ -45,7 +45,7 @@ function g() {
 "
 `;
 
-exports[`genericfoo.js 1`] = `
+exports[`genericfoo.js-flow 1`] = `
 "class Foo<T> {
     x:T;
     self():Foo<T> { return this; }

tests/flow/call_properties/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "// You should be able to call objects with call properties
 function a(f: { (): string }, g: { (x: number): string } ): string {
   return f() + g(123);
@@ -65,7 +65,7 @@ function f(): number {
 "
 `;
 
-exports[`B.js 1`] = `
+exports[`B.js-flow 1`] = `
 "// You should be able to use a function as an object with a call property
 var a: { (x: number): string } = function (x: number): string { return \\"hi\\"; };
 
@@ -124,7 +124,7 @@ var z: Object = function(x: number): string {
 "
 `;
 
-exports[`C.js 1`] = `
+exports[`C.js-flow 1`] = `
 "// You should be able to use an object as a function
 function a(x: { (z: number): string }): (z: number) => string {
   return x;
@@ -197,7 +197,7 @@ function g(x: {}): Function {
 "
 `;
 
-exports[`D.js 1`] = `
+exports[`D.js-flow 1`] = `
 "// Multiple call properties should also be supported
 function a(f: { (): string; (x: number): string }): string {
   return f() + f(123);
@@ -248,7 +248,7 @@ function e(x: { (): string, (x: number): string }): () => number {
 "
 `;
 
-exports[`E.js 1`] = `
+exports[`E.js-flow 1`] = `
 "// Expecting properties that don't exist should be an error
 var a : { someProp: number } = function () {};
 
@@ -273,7 +273,7 @@ var c: { myProp: number } = f;
 "
 `;
 
-exports[`F.js 1`] = `
+exports[`F.js-flow 1`] = `
 "// You should be able to use an arrow function as an object with a call property
 
 var a: { (x: number): string } = (x) => x.toString()

tests/flow/callable/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`optional.js 1`] = `
+exports[`optional.js-flow 1`] = `
 "type F = {
   (x: string): number;
   p?: string;
@@ -25,7 +25,7 @@ function f(x) {
 "
 `;
 
-exports[`primitives.js 1`] = `
+exports[`primitives.js-flow 1`] = `
 "var x = Boolean(4);
 function foo(fn:(value:any)=>boolean) { }
 foo(Boolean);

tests/flow/check-contents/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`not_flow.js 1`] = `
+exports[`not_flow.js-flow 1`] = `
 "1 * 'foo';
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1 * \\"foo\\";

tests/flow/class_munging/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`with_munging.js 1`] = `
+exports[`with_munging.js-flow 1`] = `
 "/**
  * @flow
  */
@@ -35,7 +35,7 @@ class Bar extends Foo {
 "
 `;
 
-exports[`without_munging.js 1`] = `
+exports[`without_munging.js-flow 1`] = `
 "/**
  * @flow
  * @preventMunge

tests/flow/class_statics/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "class A {
   static x: number;
   static y: string;

tests/flow/class_subtyping/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "/* @flow */
 class A {}
 class B {}
@@ -15,7 +15,7 @@ module.exports = { A, B };
 "
 `;
 
-exports[`test2.js 1`] = `
+exports[`test2.js-flow 1`] = `
 "/* @flow */
 var I = require(\\"./test.js\\");
 
@@ -34,7 +34,7 @@ var y: I.B = new C();
 "
 `;
 
-exports[`test3.js 1`] = `
+exports[`test3.js-flow 1`] = `
 "class A<X, Y, Z> {}
 class B extends A<string, number, bool> {}
 class C<X, Y, Z> extends B {}
@@ -51,7 +51,7 @@ var a: A<string, number, Array<boolean>> = c; // the third type arg is incorrect
 "
 `;
 
-exports[`test4.js 1`] = `
+exports[`test4.js-flow 1`] = `
 "class C<X> { x: X; }
 
 function foo<X>(c: C<X>, x: X) { }

tests/flow/class_type/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "class A { }
 function foo(x: Class<A>): A {
   return new x(); // OK
@@ -27,7 +27,7 @@ function bar(x: Class<B>): B {
 "
 `;
 
-exports[`test2.js 1`] = `
+exports[`test2.js-flow 1`] = `
 "// A function to typecheck values against their types. Covariance of Class<.>
 // makes it useless in such a function (when limited to classes and instances),
 // since everything can be trivially satisfied by going to \`mixed\`.

tests/flow/classes/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "class A {
   foo(x:number):void { }
 }
@@ -15,7 +15,7 @@ module.exports = A;
 "
 `;
 
-exports[`B.js 1`] = `
+exports[`B.js-flow 1`] = `
 "var A = require('./A');
 
 class B extends A { }
@@ -36,7 +36,7 @@ module.exports = B;
 "
 `;
 
-exports[`C.js 1`] = `
+exports[`C.js-flow 1`] = `
 "var B = require('./B');
 
 class C extends B {
@@ -61,7 +61,7 @@ module.exports = C;
 "
 `;
 
-exports[`D.js 1`] = `
+exports[`D.js-flow 1`] = `
 "class D { }
 class E { }
 new E().x
@@ -72,7 +72,7 @@ new E().x;
 "
 `;
 
-exports[`class_shapes.js 1`] = `
+exports[`class_shapes.js-flow 1`] = `
 "/* @flow */
 
 type Foo = {
@@ -147,7 +147,7 @@ var w: Foo = z;
 "
 `;
 
-exports[`expr.js 1`] = `
+exports[`expr.js-flow 1`] = `
 "var Bar = class Foo {
   static factory(): Foo { // OK: Foo is a type in this scope
     return new Foo()      // OK: Foo is a runtime binding in this scope
@@ -213,7 +213,7 @@ var alias2: Alias = _Alias.factory(); // error: bad pun
 "
 `;
 
-exports[`loc.js 1`] = `
+exports[`loc.js-flow 1`] = `
 "/* @flow */
 
 type Foo = number
@@ -228,7 +228,7 @@ class Foo {} // error, shadows type Foo
 "
 `;
 
-exports[`statics.js 1`] = `
+exports[`statics.js-flow 1`] = `
 "/* @flow */
 
 class C {

tests/flow/closure/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Closure.js 1`] = `
+exports[`Closure.js-flow 1`] = `
 "/***
  * Test tracking of variable types across closure calls.
  * @flow
@@ -171,7 +171,7 @@ function local_meth() {
 "
 `;
 
-exports[`cond_havoc.js 1`] = `
+exports[`cond_havoc.js-flow 1`] = `
 "// @flow
 
 // from sam, https://github.com/facebook/flow/issues/780
@@ -204,7 +204,7 @@ function example(b: boolean): number {
 "
 `;
 
-exports[`const.js 1`] = `
+exports[`const.js-flow 1`] = `
 "/***
  * consts retain refinements
  * @flow

tests/flow/commonjs/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Abs.js 1`] = `
+exports[`Abs.js-flow 1`] = `
 "
 function f(x:string) { }
 
@@ -12,7 +12,7 @@ module.exports = f;
 "
 `;
 
-exports[`Rel.js 1`] = `
+exports[`Rel.js-flow 1`] = `
 "
 var f = require('./Abs');
 

tests/flow/computed_props/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "var ColorId = {
   RED: 'R',
   GREEN: 'G',
@@ -51,7 +51,7 @@ module.exports = { ColorId, ColorNumber };
 "
 `;
 
-exports[`test2.js 1`] = `
+exports[`test2.js-flow 1`] = `
 "var { ColorId, ColorNumber } = require('./test');
 var ColorIdToNumber = {
   [ColorId.RED]: ColorNumber.RED,
@@ -76,7 +76,7 @@ module.exports = ColorIdToNumber;
 "
 `;
 
-exports[`test3.js 1`] = `
+exports[`test3.js-flow 1`] = `
 "var { ColorId } = require('./test');
 var ColorIdToNumber = require('./test2');
 
@@ -89,14 +89,14 @@ var ColorIdToNumber = require(\\"./test2\\");
 "
 `;
 
-exports[`test4.js 1`] = `
+exports[`test4.js-flow 1`] = `
 "module.exports = 'hello';
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 module.exports = \\"hello\\";
 "
 `;
 
-exports[`test5.js 1`] = `
+exports[`test5.js-flow 1`] = `
 "var hello = require('./test4');
 var dummy = require('./test');
 module.exports = {
@@ -115,7 +115,7 @@ module.exports = {
 "
 `;
 
-exports[`test6.js 1`] = `
+exports[`test6.js-flow 1`] = `
 "var o = require('./test5');
 (o.hello: 'nothing'); // oops
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -124,7 +124,7 @@ var o = require(\\"./test5\\");
 "
 `;
 
-exports[`test7.js 1`] = `
+exports[`test7.js-flow 1`] = `
 "var obj = {x: 0, m() { return this.x }}
 var x: string = obj['m'](); // error, number ~> string
 

tests/flow/conditional/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`conditional.js 1`] = `
+exports[`conditional.js-flow 1`] = `
 "/* @flow */
 
 function a(): number {

tests/flow/config_all/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`no_at_flow.js 1`] = `
+exports[`no_at_flow.js-flow 1`] = `
 "var x: number = \\"not a number\\"; // Error: string ~> number
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 var x: number = \\"not a number\\"; // Error: string ~> number

tests/flow/config_all_false/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`no_at_flow.js 1`] = `
+exports[`no_at_flow.js-flow 1`] = `
 "var x: number = \\"not a number\\"; // No error
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 var x: number = \\"not a number\\"; // No error

tests/flow/config_all_weak/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`no_at_flow.js 1`] = `
+exports[`no_at_flow.js-flow 1`] = `
 "var x;
 
 x.length;

tests/flow/config_file_extensions/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "/*
  * @flow
  */

tests/flow/config_ignore/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`foo.js 1`] = `
+exports[`foo.js-flow 1`] = `
 "/* @flow */
 
 // No error, this file is ignored

tests/flow/config_ignore/dir/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`foo.js 1`] = `
+exports[`foo.js-flow 1`] = `
 "/* @flow */
 
 var x: number = \\"string\\"; // Error string ~> number

tests/flow/config_module_name_mapper_PROJECT_ROOT-1.0/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`main.js 1`] = `
+exports[`main.js-flow 1`] = `
 "// @flow
 
 import {test} from 'testmodule';

tests/flow/config_module_name_mapper_PROJECT_ROOT-1.0/src/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`testmodule.js 1`] = `
+exports[`testmodule.js-flow 1`] = `
 "// @flow
 
 export let test = 42;

tests/flow/config_module_name_mapper_filetype/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "// @flow
 
 import {className} from \\"./SomeCSSFile.css\\";

tests/flow/config_module_name_rewrite_haste/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "/* @flow */
 
 var m1 = require('1DoesntExist');
@@ -31,7 +31,7 @@ import { numVal as numVal2 } from \\"3DoesntExist\\"; // Error
 "
 `;
 
-exports[`Exists.js 1`] = `
+exports[`Exists.js-flow 1`] = `
 "/**
  * @providesModule Exists
  * @flow

tests/flow/config_module_name_rewrite_node/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "/* @flow */
 
 var m1 = require('./1DoesntExist');
@@ -55,7 +55,7 @@ var c_4: string = numVal3; // Error: number ~> string
 "
 `;
 
-exports[`Exists.js 1`] = `
+exports[`Exists.js-flow 1`] = `
 "/* @flow */
 
 module.exports = {

tests/flow/config_module_system_node_resolve_dirname/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`toplevel.js 1`] = `
+exports[`toplevel.js-flow 1`] = `
 "// @flow
 
 import {name} from \\"testproj\\";

tests/flow/config_module_system_node_resolve_dirname/custom_resolve_dir/testproj/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`index.js 1`] = `
+exports[`index.js-flow 1`] = `
 "// @flow
 
 export var name: \\"otherdir/testproj\\" = \\"otherdir/testproj\\";

tests/flow/config_module_system_node_resolve_dirname/custom_resolve_dir/testproj2/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`index.js 1`] = `
+exports[`index.js-flow 1`] = `
 "// @flow
 
 export var name: \\"otherdir/testproj2\\" = \\"otherdir/testproj2\\";

tests/flow/config_module_system_node_resolve_dirname/subdir/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`sublevel.js 1`] = `
+exports[`sublevel.js-flow 1`] = `
 "// @flow
 
 import {name} from \\"testproj2\\";

tests/flow/config_module_system_node_resolve_dirname/subdir/custom_resolve_dir/testproj2/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`index.js 1`] = `
+exports[`index.js-flow 1`] = `
 "// @flow
 
 export var name: \\"subdir/custom_resolve_dir/testproj2\\" = \\"subdir/custom_resolve_dir/testproj2\\";

tests/flow/config_munging_underscores/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`chain.js 1`] = `
+exports[`chain.js-flow 1`] = `
 "/* @flow */
 
 class A {
@@ -73,7 +73,7 @@ B._sProperty = \\"B._sProperty string\\";
 "
 `;
 
-exports[`commonjs_export.js 1`] = `
+exports[`commonjs_export.js-flow 1`] = `
 "/* @flow */
 
 class C {
@@ -92,7 +92,7 @@ module.exports = new C();
 "
 `;
 
-exports[`commonjs_import.js 1`] = `
+exports[`commonjs_import.js-flow 1`] = `
 "/* @flow */
 
 import {_p} from \\"./commonjs_export\\";

tests/flow/config_munging_underscores2/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`chain.js 1`] = `
+exports[`chain.js-flow 1`] = `
 "/* @flow */
 
 class A {

tests/flow/const_params/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "/**
  * test handling of const params
  * - reassignment prohibited

tests/flow/constructor/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`constructor.js 1`] = `
+exports[`constructor.js-flow 1`] = `
 "class C {
     constructor() { }
 }

tests/flow/constructor_annots/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`constructors.js 1`] = `
+exports[`constructors.js-flow 1`] = `
 "// Foo is a class-like function
 function Foo() {
   this.x = 0; // constructs objects with property x
@@ -51,7 +51,7 @@ exports.Foo2 = (Foo: Class<IFoo>);
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "var Foo = require('./constructors').Foo;
 var x: string = new Foo().x; // error, found number instead of string
 var y: string = Foo.y; // error, found number instead of string

tests/flow/contents/ignore/__snapshots__/jsfmt.spec.js.snap

@@ -1,11 +1,11 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`dummy.js 1`] = `
+exports[`dummy.js-flow 1`] = `
 "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "require('./dummy');
 var xxx = 0;
 xxx

tests/flow/contents/no_flow/__snapshots__/jsfmt.spec.js.snap

@@ -1,11 +1,11 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`dummy.js 1`] = `
+exports[`dummy.js-flow 1`] = `
 "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "require('./dummy');
 var xxx = 0;
 xxx

tests/flow/core_tests/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`boolean.js 1`] = `
+exports[`boolean.js-flow 1`] = `
 "// @flow
 
 // Boolean (the class) tests. booleans (the literals) are not part of core.js
@@ -89,7 +89,7 @@ let tests = [
 "
 `;
 
-exports[`map.js 1`] = `
+exports[`map.js-flow 1`] = `
 "// @flow
 
 function* generator(): Iterable<[string, number]> {
@@ -158,7 +158,7 @@ let tests = [
 "
 `;
 
-exports[`regexp.js 1`] = `
+exports[`regexp.js-flow 1`] = `
 "// @flow
 
 let tests = [
@@ -221,7 +221,7 @@ let tests = [
 "
 `;
 
-exports[`weakset.js 1`] = `
+exports[`weakset.js-flow 1`] = `
 "// @flow
 
 let ws = new WeakSet();

tests/flow/covariance/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "type CovArrayVerbose<X,Y:X> = Array<Y>;
 var b: CovArrayVerbose<number,*> = [];
 var y: CovArrayVerbose<mixed,*> = b;

tests/flow/coverage/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`crash.js 1`] = `
+exports[`crash.js-flow 1`] = `
 "// This file triggers a violation of the \\"disjoint-or-nested ranges invariant\\"
 // that we implicitly assume in type-at-pos and coverage implementations. In
 // particular, when unchecked it causes a crash with coverage --color.
@@ -25,7 +25,7 @@ declare module bar {
 "
 `;
 
-exports[`declare_module.js 1`] = `
+exports[`declare_module.js-flow 1`] = `
 "// check coverage of declare module
 
 declare module foo {
@@ -38,7 +38,7 @@ declare module foo {
 "
 `;
 
-exports[`no_pragma.js 1`] = `
+exports[`no_pragma.js-flow 1`] = `
 "let x = 0;
 (x: string);
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -47,7 +47,7 @@ let x = 0;
 "
 `;
 
-exports[`non-termination.js 1`] = `
+exports[`non-termination.js-flow 1`] = `
 "// This file triggers a violation of the \\"disjoint-or-nested ranges invariant\\"
 // that we implicitly assume in type-at-pos and coverage implementations. In
 // particular, when unchecked it causes non-termination with coverage --color.

tests/flow/cycle/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "var B = require('./B');
 
 class A extends B { }
@@ -15,7 +15,7 @@ module.exports = A;
 "
 `;
 
-exports[`B.js 1`] = `
+exports[`B.js-flow 1`] = `
 "var A = require('./A');
 
 //class B extends A { }

tests/flow/date/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`date.js 1`] = `
+exports[`date.js-flow 1`] = `
 "var d = new Date(0);
 var x:string = d.getTime();
 

tests/flow/declaration_files_haste/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`ExplicitProvidesModuleDifferentName.js 1`] = `
+exports[`ExplicitProvidesModuleDifferentName.js-flow 1`] = `
 "/*
  * @providesModule ExplicitProvidesModuleDifferentName
  * @flow
@@ -17,7 +17,7 @@ module.exports.fun = (): string => \\"hello there\\";
 "
 `;
 
-exports[`ExplicitProvidesModuleSameName.js 1`] = `
+exports[`ExplicitProvidesModuleSameName.js-flow 1`] = `
 "/*
  * @providesModule ExplicitProvidesModuleSameName
  * @flow
@@ -34,7 +34,7 @@ module.exports.fun = (): string => \\"hello there\\";
 "
 `;
 
-exports[`ImplicitProvidesModule.js 1`] = `
+exports[`ImplicitProvidesModule.js-flow 1`] = `
 "/*
  * @providesModule ImplicitProvidesModule
  * @flow
@@ -51,14 +51,14 @@ module.exports.fun = (): string => \\"hello there\\";
 "
 `;
 
-exports[`md5.js 1`] = `
+exports[`md5.js-flow 1`] = `
 "/* @providesModule md5 */
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 /* @providesModule md5 */
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "/* @flow */
 
 var Implicit = require('ImplicitProvidesModule');

tests/flow/declaration_files_haste/external/_d3/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`min.js 1`] = `
+exports[`min.js-flow 1`] = `
 "module.exports.fun = (): string => \\"hello there\\";
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 module.exports.fun = (): string => \\"hello there\\";

tests/flow/declaration_files_haste/foo/bar/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`nested_test.js 1`] = `
+exports[`nested_test.js-flow 1`] = `
 "/* @flow */
 
 var docblock = require('qux/docblock');

tests/flow/declaration_files_haste/ws/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`index.js 1`] = `
+exports[`index.js-flow 1`] = `
 "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 "
 `;

tests/flow/declaration_files_haste/ws/test/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`client.js 1`] = `
+exports[`client.js-flow 1`] = `
 "var ws = require('../');
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 var ws = require(\\"../\\");

tests/flow/declaration_files_incremental_haste/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`A.js 1`] = `
+exports[`A.js-flow 1`] = `
 "/* @providesModule A */
 class Implementation {}
 export function foo(): Implementation { return new Implementation; }
@@ -13,7 +13,7 @@ export function foo(): Implementation {
 "
 `;
 
-exports[`ExplicitProvidesModuleDifferentName.js 1`] = `
+exports[`ExplicitProvidesModuleDifferentName.js-flow 1`] = `
 "/*
  * @providesModule ExplicitProvidesModuleDifferentName
  * @flow
@@ -32,7 +32,7 @@ module.exports.fun = (): Implementation => new Implementation();
 "
 `;
 
-exports[`ExplicitProvidesModuleSameName.js 1`] = `
+exports[`ExplicitProvidesModuleSameName.js-flow 1`] = `
 "/*
  * @providesModule ExplicitProvidesModuleSameName
  * @flow
@@ -51,7 +51,7 @@ module.exports.fun = (): Implementation => new Implementation();
 "
 `;
 
-exports[`ImplicitProvidesModule.js 1`] = `
+exports[`ImplicitProvidesModule.js-flow 1`] = `
 "/*
  * @providesModule ImplicitProvidesModule
  * @flow
@@ -70,14 +70,14 @@ module.exports.fun = (): Implementation => new Implementation();
 "
 `;
 
-exports[`md5.js 1`] = `
+exports[`md5.js-flow 1`] = `
 "/* @providesModule md5 */
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 /* @providesModule md5 */
 "
 `;
 
-exports[`test.js 1`] = `
+exports[`test.js-flow 1`] = `
 "/* @flow */
 
 var Implicit = require('ImplicitProvidesModule');

tests/flow/declaration_files_incremental_haste/external/_d3/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`min.js 1`] = `
+exports[`min.js-flow 1`] = `
 "class Implementation {}
 module.exports.fun = (): Implementation => new Implementation;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

tests/flow/declaration_files_incremental_haste/foo/bar/__snapshots__/jsfmt.spec.js.snap

@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`nested_test.js 1`] = `
+exports[`nested_test.js-flow 1`] = `
 "/* @flow */
 
 var docblock = require('qux/docblock');