Parse a boolean

ActiveModel::Type::Boolean.new.cast(value)

value could be a string, a symbol, an integer or a boolean.

Note that Rails only defines false values and checks against those. All other values are considered to be true.

Values considered to be false are:

strings:

• "0"
• "f"
• "F"
• "false"
• "FALSE"
• "off"
• "OFF"

symbols:

• :"0"
• :f
• :F
• :false
• :FALSE
• :off
• :OFF

integers:

• 0

booleans:

• false