struct Crysda::AnyVal

Crysda::AnyVal
Struct
Value
Object

Overview

Wrapper around Any and provide convenient methods like as_xxx to access the value in specific format.

Defined in:

crysda/utils.cr

Constructors

.new(raw)

Class Method Summary

.[](val : Any | DataFrame)

Instance Method Summary

#==(other : self)
#as_bool : Bool
Checks that the underlying value is Bool, and returns its value.
#as_bool? : Bool?
Checks that the underlying value is Bool, and returns its value.
#as_df : DataFrame
Checks that the underlying value is DataFrame, and returns its value.
#as_df? : DataFrame?
Checks that the underlying value is DataFrame, and returns its value.
#as_f : Float64
Checks that the underlying value is Float, and returns its value as an Float64.
#as_f32 : Float32
Checks that the underlying value is Float, and returns its value as an Float32.
#as_f32? : Float32?
Checks that the underlying value is Float, and returns its value as an Float32.
#as_f? : Float64?
Checks that the underlying value is Float, and returns its value as an Float64.
#as_i : Int32
Checks that the underlying value is Int, and returns its value as an Int32.
#as_i64 : Int64
Checks that the underlying value is Int, and returns its value as an Int64.
#as_i64? : Int64?
Checks that the underlying value is Int, and returns its value as an Int64.
#as_i? : Int32?
Checks that the underlying value is Int, and returns its value as an Int32.
#as_nil : Nil
Checks that the underlying value is Nil, and returns nil.
#as_s : String
Checks that the underlying value is String, and returns its value.
#as_s? : String?
Checks that the underlying value is String, and returns its value.
#as_t : Time
Checks that the underlying value is Time, and returns its value.
#as_t? : Time?
Checks that the underlying value is Time, and returns its value.
#hash(hasher)
See Object#hash(hasher)
#raw : Any | DataFrame
#to_s(io : IO) : Nil
Same as #inspect(io).
#to_s
Returns a string representation of this object.

Macro Summary

method_missing(call)

Constructor Detail

def self.new(raw) #

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Class Method Detail

def self.[](val : Any | DataFrame) #

[View source]

Instance Method Detail

def ==(other : self) #

def as_bool : Bool #

Checks that the underlying value is Bool, and returns its value. Raises otherwise.

[View source]

def as_bool? : Bool? #

Checks that the underlying value is Bool, and returns its value. Returns nil otherwise.

[View source]

def as_df : DataFrame #

Checks that the underlying value is DataFrame, and returns its value. Raises otherwise.

[View source]

def as_df? : DataFrame? #

Checks that the underlying value is DataFrame, and returns its value. Returns nil otherwise.

[View source]

def as_f : Float64 #

Checks that the underlying value is Float, and returns its value as an Float64. Raises otherwise.

[View source]

def as_f32 : Float32 #

Checks that the underlying value is Float, and returns its value as an Float32. Raises otherwise.

[View source]

def as_f32? : Float32? #

Checks that the underlying value is Float, and returns its value as an Float32. Returns nil otherwise.

[View source]

def as_f? : Float64? #

Checks that the underlying value is Float, and returns its value as an Float64. Returns nil otherwise.

[View source]

def as_i : Int32 #

Checks that the underlying value is Int, and returns its value as an Int32. Raises otherwise.

[View source]

def as_i64 : Int64 #

Checks that the underlying value is Int, and returns its value as an Int64. Raises otherwise.

[View source]

def as_i64? : Int64? #

Checks that the underlying value is Int, and returns its value as an Int64. Returns nil otherwise.

[View source]

def as_i? : Int32? #

Checks that the underlying value is Int, and returns its value as an Int32. Returns nil otherwise.

[View source]

def as_nil : Nil #

Checks that the underlying value is Nil, and returns nil. Raises otherwise.

[View source]

def as_s : String #

Checks that the underlying value is String, and returns its value. Raises otherwise.

[View source]

def as_s? : String? #

Checks that the underlying value is String, and returns its value. Returns nil otherwise.

[View source]

def as_t : Time #

Checks that the underlying value is Time, and returns its value. Raises otherwise.

[View source]

def as_t? : Time? #

Checks that the underlying value is Time, and returns its value. Returns nil otherwise.

[View source]

def hash(hasher) #

Description copied from struct Struct

See Object#hash(hasher)

def raw : Any | DataFrame #

[View source]

def to_s(io : IO) : Nil #

Description copied from struct Struct

Same as #inspect(io).

[View source]

def to_s #

Description copied from class Object

Returns a string representation of this object.

Descendants must usually not override this method. Instead, they must override #to_s(io), which must append to the given IO object.

[View source]

Macro Detail

macro method_missing(call) #

[View source]