Enable some extra rules and fix more warnings

t

Author: djbe

.swiftlint.yml

@@ -1,22 +1,30 @@
 opt_in_rules:
+ - anyobject_protocol
  - array_init
  - attributes
  - closure_end_indentation
  - closure_spacing
  - contains_over_first_not_nil
+ - convenience_type
  - discouraged_optional_boolean
  - discouraged_optional_collection
  - empty_count
  - empty_string
+ - fallthrough
  - fatal_error_message
  - first_where
  - force_unwrapping
  - implicit_return
  - implicitly_unwrapped_optional
  - joined_default_parameter
  - literal_expression_end_indentation
+ - lower_acl_than_parent
+ - modifier_order
  - multiline_arguments
+ - multiline_function_chains
  - multiline_parameters
+ - number_separator
+ - object_literal
  - operator_usage_whitespace
  - overridden_super_call
  - override_in_extension
@@ -27,6 +35,7 @@ opt_in_rules:
  - sorted_first_last
  - sorted_imports
  - trailing_closure
+ - unavailable_function
  - unneeded_parentheses_in_closure_argument
  - vertical_parameter_alignment_on_call
  - yoda_condition

Sources/StencilSwiftTemplate.swift

@@ -21,7 +21,7 @@ open class StencilSwiftTemplate: Template {
   }
 
   // swiftlint:disable:next discouraged_optional_collection
-  open override func render(_ dictionary: [String: Any]? = nil) throws -> String {
+  override open func render(_ dictionary: [String: Any]? = nil) throws -> String {
     return try removeExtraLines(from: super.render(dictionary))
   }
 

Tests/StencilSwiftKitTests/StringFiltersTests.swift

@@ -29,7 +29,7 @@ final class StringFiltersTests: XCTestCase {
       return stringRepresentation.hashValue
     }
 
-    public static func == (lhs: Input, rhs: Input) -> Bool {
+    static func == (lhs: Input, rhs: Input) -> Bool {
       return lhs.stringRepresentation == rhs.stringRepresentation
     }
   }