Doc tweaks

src/ameba/ast/branch.cr

@@ -32,7 +32,7 @@ module Ameba::AST
     def initialize(@node, @parent)
     end
 
-    # Returns true if current branch is in a loop, false - otherwise.
+    # Returns `true` if current branch is in a loop, `false` - otherwise.
     # For example, this branch is in a loop:
     #
     # ```

src/ameba/ast/branchable.cr

@@ -35,7 +35,8 @@ module Ameba::AST
     def initialize(@node, @parent = nil)
     end
 
-    # Returns true if this node or one of the parent branchables is a loop, false otherwise.
+    # Returns `true` if this node or one of the parent branchables is a loop,
+    # `false` otherwise.
     def loop?
       loop?(node) || !!parent.try(&.loop?)
     end

src/ameba/ast/scope.cr

@@ -153,7 +153,7 @@ module Ameba::AST
       outer_scope.nil?
     end
 
-    # Returns true if var is an argument in current scope, `false` otherwise.
+    # Returns `true` if var is an argument in current scope, `false` otherwise.
     def arg?(var)
       case current_node = node
       when Crystal::Def

src/ameba/ast/variabling/argument.cr

@@ -31,7 +31,7 @@ module Ameba::AST
     def initialize(@node, @variable)
     end
 
-    # Returns true if the name starts with '_', false if not.
+    # Returns `true` if the name starts with '_', `false` if not.
     def ignored?
       name.starts_with? '_'
     end

src/ameba/ast/variabling/assignment.cr

@@ -41,7 +41,7 @@ module Ameba::AST
       @variable.referenced? && !!@branch.try(&.in_loop?)
     end
 
-    # Returns true if this assignment is an op assign, false if not.
+    # Returns `true` if this assignment is an op assign, `false` if not.
     # For example, this is an op assign:
     #
     # ```
@@ -51,7 +51,7 @@ module Ameba::AST
       node.is_a?(Crystal::OpAssign)
     end
 
-    # Returns true if this assignment is in a branch, false if not.
+    # Returns `true` if this assignment is in a branch, `false` if not.
     # For example, this assignment is in a branch:
     #
     # ```

src/ameba/ast/visitors/base_visitor.cr

@@ -20,7 +20,7 @@ module Ameba::AST
     end
 
     # A main visit method that accepts `Crystal::ASTNode`.
-    # Returns true meaning all child nodes will be traversed.
+    # Returns `true`, meaning all child nodes will be traversed.
     def visit(node : Crystal::ASTNode)
       true
     end

src/ameba/config.cr

@@ -54,7 +54,7 @@ class Ameba::Config
   # ```
   property excluded : Array(String)
 
-  # Returns true if correctable issues should be autocorrected.
+  # Returns `true` if correctable issues should be autocorrected.
   property? autocorrect = false
 
   @rule_groups : Hash(String, Array(Rule::Base))

src/ameba/inline_comments.cr

@@ -10,8 +10,8 @@ module Ameba
       Enable
     end
 
-    # Returns true if current location is disabled for a particular rule,
-    # false otherwise.
+    # Returns `true` if current location is disabled for a particular rule,
+    # `false` otherwise.
     #
     # Location is disabled in two cases:
     #   1. The line of the location ends with a comment directive.
@@ -74,7 +74,7 @@ module Ameba
       }
     end
 
-    # Returns true if the line at the given `line_number` is a comment.
+    # Returns `true` if the line at the given `line_number` is a comment.
     def comment?(line_number : Int32)
       return unless line = lines[line_number]?
       comment?(line)

src/ameba/rule/base.cr

@@ -94,7 +94,7 @@ module Ameba::Rule
       end
     end
 
-    # Returns true if this rule is special and behaves differently than
+    # Returns `true` if this rule is special and behaves differently than
     # usual rules.
     #
     # ```

src/ameba/runner.cr

@@ -46,7 +46,7 @@ module Ameba
     # Checks for unneeded disable directives. Always inspects a source last
     @unneeded_disable_directive_rule : Rule::Base?
 
-    # Returns true if correctable issues should be autocorrected.
+    # Returns `true` if correctable issues should be autocorrected.
     private getter? autocorrect : Bool
 
     # Instantiates a runner using a `config`.
@@ -162,7 +162,7 @@ module Ameba
     end
 
     # Indicates whether the last inspection successful or not.
-    # It returns true if no issues matching severity in sources found, false otherwise.
+    # It returns `true` if no issues matching severity in sources found, `false` otherwise.
     #
     # ```
     # runner = Ameba::Runner.new config

src/ameba/source/rewriter.cr

@@ -65,7 +65,7 @@ class Ameba::Source
       @action_root = Rewriter::Action.new(0, code.size)
     end
 
-    # Returns true if no (non trivial) update has been recorded
+    # Returns `true` if no (non trivial) update has been recorded
     def empty?
       @action_root.empty?
     end