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Contents
module Overcommit::Hook::PreCommit
# Check to see whether the schema file is in line with the migrations
class RailsSchemaUpToDate < Base
def run # rubocop:disable CyclomaticComplexity, PerceivedComplexity
if migration_files.any? && schema_files.none?
return :fail, "It looks like you're adding a migration, but did not update the schema file"
elsif migration_files.none? && schema_files.any?
return :fail, "You're trying to change the schema without adding a migration file"
elsif migration_files.any? && schema_files.any?
# Get the latest version from the migration filename. Use
# `File.basename` to prevent finding numbers that could appear in
# directories, such as the home directory of a user with a number in
# their username.
latest_version = migration_files.map do |file|
File.basename(file)[/\d+/]
end.sort.last
schema = schema_files.map { |file| File.read(file) }.join
up_to_date = schema.include?(latest_version)
unless up_to_date
return :fail, "The latest migration version you're committing is " \
"#{latest_version}, but your schema file " \
"#{schema_files.join(' or ')} is on a different version."
end
end
:pass
end
private
def migration_files
@migration_files ||= applicable_files.select do |file|
file.match %r{db/migrate/.*\.rb}
end
end
def schema_files
@schema_files ||= applicable_files.select do |file|
file.match %r{db/schema\.rb|db/structure.*\.sql}
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems