Apply default formatting

spec/ameba/formatter/json_formatter_spec.cr

@@ -58,9 +58,9 @@ module Ameba
       it "shows issue end_location" do
         s = Source.new ""
         s.add_issue DummyRule.new,
-                    Crystal::Location.new("path", 3, 3),
-                    Crystal::Location.new("path", 5, 4),
-                    "message"
+          Crystal::Location.new("path", 3, 3),
+          Crystal::Location.new("path", 5, 4),
+          "message"
 
         result = get_result [s]
         end_location = result["sources"][0]["issues"][0]["end_location"]

spec/ameba/tokenizer_spec.cr

@@ -5,8 +5,8 @@ module Ameba
     it "tokenizes #{str}" do
       ([] of Symbol).tap do |token_types|
         Tokenizer.new(Source.new str)
-                 .run { |token| token_types << token.type }
-                 .should be_true
+          .run { |token| token_types << token.type }
+          .should be_true
       end.should eq expected
     end
   end

src/ameba/config.cr

@@ -26,7 +26,7 @@ class Ameba::Config
   setter files : Array(String)?
   getter rules : Array(Rule::Base)
 
-  @rule_groups: Hash(String, Array(Rule::Base))
+  @rule_groups : Hash(String, Array(Rule::Base))
 
   # Creates a new instance of `Ameba::Config` based on YAML parameters.
   #

src/ameba/formatter/todo_formatter.cr

@@ -51,8 +51,8 @@ module Ameba::Formatter
     private def rule_todo(rule, issues)
       rule.excluded =
         issues.map(&.location.try &.filename.try &.to_s)
-              .compact
-              .uniq!
+          .compact
+          .uniq!
 
       {rule.name => rule}.to_yaml
     end

src/ameba/rule/lint/hash_duplicated_key.cr

@@ -39,9 +39,9 @@ module Ameba::Rule::Lint
 
     private def duplicated_keys(entries)
       entries.map(&.key)
-             .group_by(&.itself)
-             .select { |_, v| v.size > 1 }
-             .map { |k, _| k }
+        .group_by(&.itself)
+        .select { |_, v| v.size > 1 }
+        .map { |k, _| k }
     end
   end
 end

src/ameba/runner.cr

@@ -43,7 +43,7 @@ module Ameba
 
       @unneeded_disable_directive_rule =
         config.rules
-              .find &.name.==(Rule::Lint::UnneededDisableDirective.rule_name)
+          .find &.name.==(Rule::Lint::UnneededDisableDirective.rule_name)
     end
 
     # :nodoc:
@@ -106,7 +106,7 @@ module Ameba
         wildcard += "/**/*.cr" if File.directory?(wildcard)
         Dir[wildcard]
       end.flatten
-         .map { |path| Source.new File.read(path), path }
+        .map { |path| Source.new File.read(path), path }
     end
   end
 end

src/ameba/source.cr

@@ -52,8 +52,8 @@ module Ameba
     def ast
       @ast ||=
         Crystal::Parser.new(code)
-                       .tap { |parser| parser.filename = @path }
-                       .parse
+          .tap { |parser| parser.filename = @path }
+          .parse
     end
 
     def fullpath