Baking migration_diff throws an exception

[MrSnoop]

This is a (multiple allowed):

• bug

• enhancement

• feature-discussion (RFC)

• CakePHP Version: 4.1.1

• Migrations plugin version: 3.0.0

• Bake plugin version (if relevant): 2.1.2

• Database server (MySQL, SQLite, Postgres): mysql 5.7

• PHP Version: 7.3.19

• Platform / OS: Debian 10

What you did

bin/cake bake migration_diff removedMigrationReleases

Expected Behavior

Migration file should have been created.

Actual Behavior

Exception is thrown. File has not been generated.

Exception: strpos() expects parameter 1 to be string, bool given
In [/var/www/app/api/vendor/cakephp/migrations/src/Command/BakeMigrationDiffCommand.php, line 454]

2020-08-08 12:58:52 Error: [TypeError] strpos() expects parameter 1 to be string, bool given in /var/www/app/api/vendor/cakephp/migrations/src/Command/BakeMigrationDiffCommand.php on line 454
Stack Trace:

• /var/www/app/api/vendor/cakephp/migrations/src/Command/BakeMigrationDiffCommand.php:454
• /var/www/app/api/vendor/cakephp/migrations/src/Command/BakeMigrationDiffCommand.php:116
• /var/www/app/api/vendor/cakephp/migrations/src/Command/BakeSimpleMigrationCommand.php:91
• /var/www/app/api/vendor/cakephp/cakephp/src/Console/BaseCommand.php:179
• /var/www/app/api/vendor/cakephp/cakephp/src/Console/CommandRunner.php:336
• /var/www/app/api/vendor/cakephp/cakephp/src/Console/CommandRunner.php:171
• /var/www/app/api/bin/cake.php:12

[dereuromark]

This might need a bit more data on how to reproduce this.
Like the migration file content etc.

Maybe you want to also make a PR to fix the type error?