struct Jennifer::Record

• Jennifer::Record
• Struct
• Value
• Object

Overview

General data structure for the raw data retrieved for the DB.

Dynamically generates getters using .method_missing. If class T is passed as an argument - return value is automatically casted to it.

Jennifer::Query["users"].first.name(String)

Defined in:

Constructors

• .new(attributes : Hash(String, DBAny))
• .new

Instance Method Summary

• #[](name : Symbol | String)

  Alias for #attribute.

• #attribute(name : String | Symbol, type : T.class) : T forall T

  Returns casted value of attribute name to the type type.

• #attribute(name : String)

  Returns value by attribute name.

• #attribute(name : Symbol)

  Returns value by attribute name.

• #attributes : Hash(String, Array(Char) | Array(Float32) | Array(Float64) | Array(Int16) | Array(Int32) | Array(Int64) | Array(String) | Bool | Char | Float32 | Float64 | Int16 | Int32 | Int64 | Int8 | JSON::Any | PG::Geo::Box | PG::Geo::Circle | PG::Geo::Line | PG::Geo::LineSegment | PG::Geo::Path | PG::Geo::Point | PG::Geo::Polygon | PG::Numeric | Slice(UInt8) | String | Time | Time::Span | UInt32 | UUID | Nil)
• #fields

  Returns names of fields.

• #inspect(io) : Nil

  Returns a string containing a human-readable representation of object.

• #to_json(only : Array(String)? = nil, except : Array(String)? = nil, &)

  Returns a JSON string representing data set.

• #to_json(json : JSON::Builder)
• #to_json(json : JSON::Builder, only : Array(String)? = nil, except : Array(String)? = nil, &)
• #to_json(only : Array(String)? = nil, except : Array(String)? = nil)

Macro Summary

• method_missing(call)

Constructor Detail

Instance Method Detail

Macro Detail