struct Cling::Value

• Cling::Value
• Struct
• Value
• Object

Overview

Represents a value for an argument or option.

Defined in:

cling/ext.cr
cling/value.cr

Constructors

• .new(raw : Type)

Instance Method Summary

• #==(*args, **options)
• #==(*args, **options, &)
• #===(*args, **options)
• #===(*args, **options, &)
• #[](index : Int32) : Type

  Indexes the value if the value is an array, otherwise raises an exception.

• #[](index : Range) : Type

  Attempts to index the value if the value is an array or returns nil, otherwise raises an exception.

• #[](key : String) : Type

  Indexes the value if the value is a hash, otherwise raises an exception.

• #[]?(index : Int32) : Type

  Attempts to index the value if the value is an array or returns nil, otherwise raises an exception.

• #[]?(index : Range) : Type

  Attempts to index the value if the value is an array or returns nil, otherwise raises an exception.

• #[]?(key : String) : Type | Nil

  Attempts to index the value if the value is a hash or returns nil, otherwise raises an exception.

• #as_a : Array(String)

  Returns the value as an Array.

• #as_a? : Array(String) | Nil

  Returns the value as an Array.

• #as_bool : Bool

  Returns the value as a Bool.

• #as_bool? : Bool | Nil

  Returns the value as a Bool or nil if the underlying value is not a boolean.

• #as_dir : Dir

  Returns the value as a Dir object.

• #as_f : Float

  Returns the value as a Float.

• #as_f32 : Float32

  Returns the value as a Float"32".

• #as_f32? : Float32 | Nil

  Returns the value as a Float"32" or nil.

• #as_f64 : Float64

  Returns the value as a Float"64".

• #as_f64? : Float64 | Nil

  Returns the value as a Float"64" or nil.

• #as_f? : Float | Nil

  Returns the value as a Float or nil if the underlying value is not a float.

• #as_file : File

  Returns the value as a File object.

• #as_i : Int

  Returns the value as an Int.

• #as_i128 : Int128

  Returns the value as an Int"128".

• #as_i128? : Int128 | Nil

  Returns the value as an Int"128" or nil.

• #as_i16 : Int16

  Returns the value as an Int"16".

• #as_i16? : Int16 | Nil

  Returns the value as an Int"16" or nil.

• #as_i32 : Int32

  Returns the value as an Int"32".

• #as_i32? : Int32 | Nil

  Returns the value as an Int"32" or nil.

• #as_i64 : Int64

  Returns the value as an Int"64".

• #as_i64? : Int64 | Nil

  Returns the value as an Int"64" or nil.

• #as_i8 : Int8

  Returns the value as an Int"8".

• #as_i8? : Int8 | Nil

  Returns the value as an Int"8" or nil.

• #as_i? : Int | Nil

  Returns the value as a Int or nil if the underlying value is not an integer.

• #as_path : Path

  Returns the value as a Path object.

• #as_s : String

  Returns the value as a String.

• #as_s? : String | Nil

  Returns the value as a String or nil if the underlying value is not a string.

• #as_set : Set(String)

  Returns the value as a Set.

• #as_time : Time

  Returns the value as a Time object.

• #as_u128 : UInt128

  Returns the value as a UInt"128".

• #as_u128? : UInt128 | Nil

  Returns the value as a UInt"128" or nil.

• #as_u16 : UInt16

  Returns the value as a UInt"16".

• #as_u16? : UInt16 | Nil

  Returns the value as a UInt"16" or nil.

• #as_u32 : UInt32

  Returns the value as a UInt"32".

• #as_u32? : UInt32 | Nil

  Returns the value as a UInt"32" or nil.

• #as_u64 : UInt64

  Returns the value as a UInt"64".

• #as_u64? : UInt64 | Nil

  Returns the value as a UInt"64" or nil.

• #as_u8 : UInt8

  Returns the value as a UInt"8".

• #as_u8? : UInt8 | Nil

  Returns the value as a UInt"8" or nil.

• #raw : Type
• #size : Int32

  Returns the size of the value if it is an array or hash, otherwise raises an exception.

• #to_bool : Bool

  Converts the value to a Bool.

• #to_bool? : Bool | Nil

  Converts the value to a Bool or Nil if the underlying value cannot be parsed.

• #to_f : Float

  Converts the value to a Float.

• #to_f32 : Float32

  Converts the value to a Float32.

• #to_f32? : Float32 | Nil

  Converts the value to a Float32 or Nil if the underlying value cannot be parsed.

• #to_f64 : Float64

  Converts the value to a Float64.

• #to_f64? : Float64 | Nil

  Converts the value to a Float64 or Nil if the underlying value cannot be parsed.

• #to_f? : Float | Nil

  Converts the value to a Float or Nil if the underlying value cannot be parsed.

• #to_i : Int

  Conversts the value to an Int.

• #to_i128 : Int128

  Converts the value to an Int128.

• #to_i128? : Int128 | Nil

  Converts the value to an Int128 or Nil if the underlying value cannot be parsed.

• #to_i16 : Int16

  Converts the value to an Int16.

• #to_i16? : Int16 | Nil

  Converts the value to an Int16 or Nil if the underlying value cannot be parsed.

• #to_i32 : Int32

  Converts the value to an Int32.

• #to_i32? : Int32 | Nil

  Converts the value to an Int32 or Nil if the underlying value cannot be parsed.

• #to_i64 : Int64

  Converts the value to an Int64.

• #to_i64? : Int64 | Nil

  Converts the value to an Int64 or Nil if the underlying value cannot be parsed.

• #to_i8 : Int8

  Converts the value to an Int8.

• #to_i8? : Int8 | Nil

  Converts the value to an Int8 or Nil if the underlying value cannot be parsed.

• #to_i? : Int | Nil

  Converts the value to an Int or Nil if the underlying value cannot be parsed.

• #to_s(*args, **options)
• #to_s(*args, **options, &)
• #to_u128 : UInt128

  Converts the value to a UInt128.

• #to_u128? : UInt128 | Nil

  Converts the value to a UInt128 or Nil if the underlying value cannot be parsed.

• #to_u16 : UInt16

  Converts the value to a UInt16.

• #to_u16? : UInt16 | Nil

  Converts the value to a UInt16 or Nil if the underlying value cannot be parsed.

• #to_u32 : UInt32

  Converts the value to a UInt32.

• #to_u32? : UInt32 | Nil

  Converts the value to a UInt32 or Nil if the underlying value cannot be parsed.

• #to_u64 : UInt64

  Converts the value to a UInt64.

• #to_u64? : UInt64 | Nil

  Converts the value to a UInt64 or Nil if the underlying value cannot be parsed.

• #to_u8 : UInt8

  Converts the value to a UInt8.

• #to_u8? : UInt8 | Nil

  Converts the value to a UInt8 or Nil if the underlying value cannot be parsed.

Constructor Detail

Instance Method Detail