Fix typo in env vars doc.

Author: mathieutu

README.md

@@ -285,7 +285,7 @@ By using the `--without-creating-snapshots` parameter or by setting the `CREATE_
 
 1) ExampleTest::test_it_matches_a_string
 Snapshot "ExampleTest__test_it_matches_a_string__1.txt" does not exist.
-You can automatically create it by removing the `CREATE_SNAPSHOT=false` env var, or `-d --no-create-snapshots` of PHPUnit's CLI arguments.
+You can automatically create it by removing the `CREATE_SNAPSHOTS=false` env var, or `-d --no-create-snapshots` of PHPUnit's CLI arguments.
 ```
 
 ### Usage with parallel testing
@@ -298,7 +298,7 @@ If you want to run your test in parallel with a tool like [Paratest](https://git
 
 1) ExampleTest::test_it_matches_a_string
 Snapshot "ExampleTest__test_it_matches_a_string__1.txt" does not exist.
-You can automatically create it by removing the `CREATE_SNAPSHOT=false` env var, or `-d --no-create-snapshots` of PHPUnit's CLI arguments.
+You can automatically create it by removing the `CREATE_SNAPSHOTS=false` env var, or `-d --no-create-snapshots` of PHPUnit's CLI arguments.
 ```
 
 ### A note for Windows users

src/MatchesSnapshots.php

@@ -304,7 +304,7 @@ protected function assertSnapshotShouldBeCreated(string $snapshotFileName): void
         $this->fail(
             "Snapshot \"$snapshotFileName\" does not exist.\n".
             'You can automatically create it by removing '.
-            'the `CREATE_SNAPSHOT=false` env var, or '.
+            'the `CREATE_SNAPSHOTS=false` env var, or '.
             '`-d --without-creating-snapshots` of PHPUnit\'s CLI arguments.'
         );
     }

tests/Integration/MatchesSnapshotTest.php

@@ -496,7 +496,7 @@ public function it_doesnt_create_a_regular_snapshot_and_mismatches_if_asked()
         $this->expectFail(
             $mockTrait,
             "Snapshot \"MatchesSnapshotTest__it_doesnt_create_a_regular_snapshot_and_mismatches_if_asked__1.txt\" does not exist.\n".
-            "You can automatically create it by removing the `CREATE_SNAPSHOT=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
+            "You can automatically create it by removing the `CREATE_SNAPSHOTS=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
         );
 
         $mockTrait->assertMatchesSnapshot('Bar');
@@ -512,7 +512,7 @@ public function it_doesnt_create_a_file_snapshot_and_mismatches_if_asked()
         $this->expectFail(
             $mockTrait,
             "Snapshot \"MatchesSnapshotTest__it_doesnt_create_a_file_snapshot_and_mismatches_if_asked__1.jpg_failed.jpg\" does not exist.\n".
-            "You can automatically create it by removing the `CREATE_SNAPSHOT=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
+            "You can automatically create it by removing the `CREATE_SNAPSHOTS=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
         );
 
         $mockTrait->assertMatchesFileSnapshot(__DIR__.'/stubs/test_files/friendly_man.jpg');
@@ -528,7 +528,7 @@ public function it_doesnt_create_a_regular_snapshot_and_mismatches_if_asked_with
         $this->expectFail(
             $mockTrait,
             "Snapshot \"MatchesSnapshotTest__it_doesnt_create_a_regular_snapshot_and_mismatches_if_asked_with_env_var__1.txt\" does not exist.\n".
-            "You can automatically create it by removing the `CREATE_SNAPSHOT=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
+            "You can automatically create it by removing the `CREATE_SNAPSHOTS=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
         );
 
         $mockTrait->assertMatchesSnapshot('Bar');
@@ -537,14 +537,14 @@ public function it_doesnt_create_a_regular_snapshot_and_mismatches_if_asked_with
     /** @test */
     public function it_doesnt_create_a_file_snapshot_and_mismatches_if_asked_with_env_var()
     {
-        putenv('CREATE_SNAPSHOT=false');
+        putenv('CREATE_SNAPSHOTS=false');
 
         $mockTrait = $this->getMatchesSnapshotMock();
 
         $this->expectFail(
             $mockTrait,
             "Snapshot \"MatchesSnapshotTest__it_doesnt_create_a_file_snapshot_and_mismatches_if_asked_with_env_var__1.jpg_failed.jpg\" does not exist.\n".
-            "You can automatically create it by removing the `CREATE_SNAPSHOT=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
+            "You can automatically create it by removing the `CREATE_SNAPSHOTS=false` env var, or `-d --without-creating-snapshots` of PHPUnit's CLI arguments."
         );
 
         $mockTrait->assertMatchesFileSnapshot(__DIR__.'/stubs/test_files/friendly_man.jpg');