Class: PreCommit::MigrationCheck

Inherits:
Object
  • Object
show all
Defined in:
lib/pre-commit/checks/migration_check.rb

Class Method Summary collapse

Class Method Details

.call(staged_files) ⇒ Object



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# File 'lib/pre-commit/checks/migration_check.rb', line 4

def call(staged_files)
  migration_files = migration_files(staged_files)
  schema_files = schema_files(staged_files)

  if migration_files.any? && schema_files.none?
    "It looks like you're adding a migration, but did not update the schema file"
  elsif migration_files.none? && schema_files.any?
    "You're trying to change the schema without adding a migration file"
  elsif migration_files.any? && schema_files.any?
    versions = migration_files.map { |f| f[/\d+/] }
    schema = schema_files.map { |f| File.read(f) }.join
    missing_versions = versions.select { |version| !schema.include?(version) }
    if missing_versions.any?
      "You did not add the schema versions for #{versions.join(', ')} to #{schema_files.join(' or ')}"
    end
  end
end