Class: Teapot::Substitutions::SymbolicSubstitution
- Inherits:
-
Object
- Object
- Teapot::Substitutions::SymbolicSubstitution
- Defined in:
- lib/teapot/substitutions.rb
Instance Attribute Summary collapse
-
#keyword ⇒ Object
readonly
Returns the value of attribute keyword.
-
#value ⇒ Object
readonly
Returns the value of attribute value.
Class Method Summary collapse
Instance Method Summary collapse
- #apply(text) ⇒ Object
-
#initialize(keyword, value) ⇒ SymbolicSubstitution
constructor
A new instance of SymbolicSubstitution.
Constructor Details
#initialize(keyword, value) ⇒ SymbolicSubstitution
Returns a new instance of SymbolicSubstitution.
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# File 'lib/teapot/substitutions.rb', line 103 def initialize(keyword, value) @keyword = keyword @value = value end |
Instance Attribute Details
#keyword ⇒ Object (readonly)
Returns the value of attribute keyword.
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# File 'lib/teapot/substitutions.rb', line 108 def keyword @keyword end |
#value ⇒ Object (readonly)
Returns the value of attribute value.
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# File 'lib/teapot/substitutions.rb', line 109 def value @value end |
Class Method Details
.apply(text, group) ⇒ Object
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# File 'lib/teapot/substitutions.rb', line 115 def self.apply(text, group) substitutions = Hash[group.collect{|substitution| [substitution.keyword, substitution.value]}] pattern = Regexp.new(substitutions.keys.map{|key| Regexp.escape(key)}.join('|')) text.gsub(pattern) {|key| substitutions[key]} end |
Instance Method Details
#apply(text) ⇒ Object
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# File 'lib/teapot/substitutions.rb', line 111 def apply(text) text.gsub(@keyword, @value) end |