Added comment about like [skip ci]

Andrew Kane
1 parent 1257fd79
Showing 1 changed file with 5 additions and 0 deletions Show diff stats
lib/searchkick/query.rb
@@ -936,6 +936,11 @@ module Searchkick
                   }
                 }
               when :like
+                # based on Postgres
+                # https://www.postgresql.org/docs/current/functions-matching.html
+                # % matches zero or more characters
+                # _ matches one character
+                # \ is escape character
                 regex = Regexp.escape(op_value).gsub(/(?<!\\)%/, ".*").gsub(/(?<!\\)_/, ".").gsub("\\%", "%").gsub("\\_", "_")
                 filters << {regexp: {field => {value: regex}}}
               when :prefix
...	...	@@ -936,6 +936,11 @@ module Searchkick
936	936	}
937	937	}
938	938	when :like
	939	+ # based on Postgres
	940	+ # https://www.postgresql.org/docs/current/functions-matching.html
	941	+ # % matches zero or more characters
	942	+ # _ matches one character
	943	+ # \ is escape character
939	944	regex = Regexp.escape(op_value).gsub(/(?<!\\)%/, ".*").gsub(/(?<!\\)_/, ".").gsub("\\%", "%").gsub("\\_", "_")
940	945	filters << {regexp: {field => {value: regex}}}
941	946	when :prefix
...	...