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 3

def self.call(staged_files)
  migration_present = migration_file_present?(staged_files)
  schema_change = schema_file_present?(staged_files)

  if migration_present && !schema_change
    "It looks like you're adding a migration, but did not update the schema file"
  elsif schema_change && !migration_present
    "You're trying to change the schema without adding a migration file"
  end
end

.migration_file_present?(staged_files) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pre-commit/checks/migration_check.rb', line 14

def self.migration_file_present?(staged_files)
  staged_files.any? { |file| file =~ /db\/migrate\/.*\.rb/ }
end

.schema_file_present?(staged_files) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pre-commit/checks/migration_check.rb', line 18

def self.schema_file_present?(staged_files)
  staged_files.any? do |file|
    basename = File.basename(file)

    [/schema\.rb/i, /structure.*\.sql/].any? do |regex|
      basename =~ regex
    end
  end
end