#1202 fix

objects/bouts.rb

@@ -51,13 +51,14 @@ def start(title)
   end
 
   def take(id)
+    raise "Bout ID '#{id}' must be integer" unless id.is_a?(Integer)
     raise BoutNotFound, "The bout ##{id} doesn't exist" unless exists?(id)
     require_relative 'bout'
     Nb::Bout.new(@pgsql, @human, id)
   end
 
   def exists?(id)
-    raise Nb::Urror, "Bout ID '#{id}' must be integer" unless id.is_a?(Integer)
+    raise "Bout ID '#{id}' must be integer" unless id.is_a?(Integer)
     !@pgsql.exec('SELECT id FROM bout WHERE id = $1', [id]).empty?
   end
 end

objects/query.rb

@@ -121,7 +121,7 @@ def initialize(left, right)
     end
 
     def if_bout
-      yield false
+      # yield nothing
     end
 
     def to_s
@@ -141,7 +141,7 @@ def initialize(left, right)
     end
 
     def if_bout
-      yield false
+      # yield nothing
     end
 
     def to_s
@@ -161,7 +161,7 @@ def initialize(present, tag)
     end
 
     def if_bout
-      yield false
+      # yield nothing
     end
 
     def to_s
@@ -181,7 +181,7 @@ def initialize(left, right)
     end
 
     def if_bout
-      false
+      # yield nothing
     end
 
     def to_s
@@ -196,7 +196,7 @@ def to_sql
   # Blank
   class Blank
     def if_bout
-      false
+      # yield nothing
     end
 
     def to_s

test/test_query.rb

@@ -33,7 +33,7 @@
 # License:: MIT
 class Nb::QueryTest < Minitest::Test
   def test_how_in_bout_works
-    query = Nb::Query.new('bout=3 and body=~hello')
+    query = Nb::Query.new('bout=3 and body=~hello and $foo+')
     predicate = query.predicate
     bout = nil
     predicate.if_bout do |b|