Class: MobyUtil::StringHelper

Inherits:
Object
  • Object
show all
Defined in:
lib/tdriver/util/common/string.rb

Class Method Summary collapse

Class Method Details

.boolean?(string) ⇒ Boolean

Function determines if string is “true” or “false”

params

string

String

returns

TrueClass/FalseClass

Returns:

  • (Boolean) 


126
127
128
129
130
131
132
133
 
# File 'lib/tdriver/util/common/string.rb', line 126

def self.boolean?( string )

  # raise exception if argument type other than String
  string.check_type( String, "Wrong argument type $1 (Expected $2)" )

  /^(true|false)$/i.match( string ).kind_of?( MatchData )

end

.numeric?(string) ⇒ Boolean

Function determines if string is numeric

params

string

Numeric string

returns

TrueClass/FalseClass

Returns:

  • (Boolean) 


140
141
142
143
144
145
146
147
148
 
# File 'lib/tdriver/util/common/string.rb', line 140

def self.numeric?( string )

  # raise exception if argument type other than String

  string.check_type String, 'Wrong argument type $1 (expected: $2)'

  /^[0-9]+$/.match( string ).kind_of?( MatchData )

end

.to_boolean(string) ⇒ Object

Function converts “true” or “false” to boolean

params

string

String

returns

TrueClass/FalseClass



155
156
157
158
159
160
161
162
163
164
165
166
167
 
# File 'lib/tdriver/util/common/string.rb', line 155

def self.to_boolean( string )          

  if MobyUtil::StringHelper::boolean?( string )

    /true/i.match( string ).kind_of?( MatchData )

  else

    raise ArgumentError.new("Invalid value #{ string.inspect } for boolean (expected: \"true\" or \"false\")" )

  end      

end