class Sequel::Postgres::JSONQueryOp

Object representing json_query calls

Constants

ON_SQL
WRAPPER

Attributes

wrapper[R]

How to handle wrapping of results

Public Class Methods

new(expr, path, opts=OPTS) click to toggle source

See JSONBaseOp#query for documentation of the options.

Calls superclass method Sequel::Postgres::JSONValueOp::new

     # File lib/sequel/extensions/pg_json_ops.rb
1109 def initialize(expr, path, opts=OPTS)
1110   @wrapper = opts[:wrapper]
1111   super
1112 end

Private Instance Methods

on_sql_value(value) click to toggle source

     # File lib/sequel/extensions/pg_json_ops.rb
1135 def on_sql_value(value)
1136   ON_SQL[value]
1137 end

to_s_append_args_passing(ds, sql) click to toggle source

Also append the optional WRAPPER/OMIT QUOTES fragment

Calls superclass method Sequel::Postgres::JSONValueOp#to_s_append_args_passing

     # File lib/sequel/extensions/pg_json_ops.rb
1127 def to_s_append_args_passing(ds, sql)
1128   super
1129 
1130   if @wrapper
1131     sql << WRAPPER.fetch(@wrapper)
1132   end
1133 end

to_s_append_function_name(ds, sql) click to toggle source

     # File lib/sequel/extensions/pg_json_ops.rb
1122 def to_s_append_function_name(ds, sql)
1123   sql << 'json_query('
1124 end

transform_opts(transformer, opts) click to toggle source

Also handle transforming the wrapper option

Calls superclass method Sequel::Postgres::JSONValueOp#transform_opts

     # File lib/sequel/extensions/pg_json_ops.rb
1117 def transform_opts(transformer, opts)
1118   super
1119   opts[:wrapper] = @wrapper
1120 end