Class: Mint::Utils

Inherits:

Object

• Object
• Mint::Utils

Defined in:

lib/mint/money/utils.rb

Overview

Special utilities

Class Method Summary

• .to_amount(value, currency) ⇒ BigDecimal

  Normalize and guess amount’s type.

• .to_format(value, currency) ⇒ String

  Format number as string with correct precision.

• .to_key(key) ⇒ Symbol

  Normalize string to our keys format.

Class Method Details

.to_amount(value, currency) ⇒ BigDecimal

Normalize and guess amount’s type

Examples:

'1.178' -> <BigDecimal: 1.18>

Parameters:

• value (BigDecimal)
• currency (Symbol)

Returns:

• (BigDecimal)

# File 'lib/mint/money/utils.rb', line 26

def to_amount(value, currency)
  to_bigdecimal(value).round(precision(currency))
end

.to_format(value, currency) ⇒ String

Format number as string with correct precision

Parameters:

• value (BigDecimal)
• currency (Symbol)

Returns:

• (String)

# File 'lib/mint/money/utils.rb', line 34

def to_format(value, currency)
  format("%.#{precision(currency)}f", value.to_f)
end

.to_key(key) ⇒ Symbol

Normalize string to our keys format

Examples:

'usd' -> :USD

Parameters:

• (String, Symbol)

Returns:

• (Symbol)

# File 'lib/mint/money/utils.rb', line 16

def to_key(key)
  key.to_s.upcase.to_sym
end