.swiftlint.yml

# .swiftlint.yml
#
# Useful rules reference: https://realm.github.io/SwiftLint/rule-directory.html

disabled_rules:
  - line_length
  - type_body_length

opt_in_rules:
  - attributes
  - closing_brace
  - colon
  - comma
  - control_statement
  - empty_count
  - file_header
  - force_try
  - joined_default_parameter
  - leading_whitespace
  - legacy_cggeometry_functions
  - legacy_constant
  - multiline_parameters
  - nesting
  - opening_brace
  - overridden_super_call
  - private_outlet
  - prohibited_super_call
  - redundant_nil_coalescing
  - return_arrow_whitespace
  - single_test_class
  - statement_position
  - trailing_newline
  - trailing_semicolon
  - trailing_whitespace

excluded:
  - Pods
  - Carthage
  - Tests/installation_tests

file_header:
  required_pattern: |
                    \/\/
                    \/\/  .*?\.swift
                    \/\/  (Stripe|StripeTests|StripeiOS)
                    \/\/
                    \/\/(  Created by .*? on \d{1,2}\/\d{1,2}\/\d{2}\.
                    \/\/)?(  Copyright (©|\(c\)) \d{4} Stripe\. All rights reserved\.
                    \/\/)?

function_parameter_count:
  warning: 4  # Progressively lower this number from the default of 5

identifier_name:
  allowed_symbols: _
  min_length: 1
  validates_start_with_lowercase: false

large_tuple:
  warning: 4                # It would be nice to lower this number
  error: 5

type_name:
  allowed_symbols: _

vertical_whitespace:
  max_empty_lines: 2