use tag name validator for artist names #3328

app/models/artist.rb

@@ -8,7 +8,7 @@ class Artist < ApplicationRecord
   after_save :categorize_tag
   after_save :update_wiki
   validates_uniqueness_of :name
-  validate :validate_name
+  validates :name, tag_name: true
   validate :validate_wiki, :on => :create
   after_validation :merge_validation_errors
   belongs_to :creator, :class_name => "User"
@@ -119,18 +119,6 @@ class Artist < ApplicationRecord
       end
     end
 
-    def validate_name
-      if name =~ /^[-~]/
-        errors[:name] << "cannot begin with - or ~"
-        false
-      elsif name =~ /\*/
-        errors[:name] << "cannot contain *"
-        false
-      else
-        true
-      end
-    end
-
     def normalize_name
       self.name = Artist.normalize_name(name)
     end