Class: Liquid::If
- Inherits:
-
DecisionBlock
- Object
- Tag
- Block
- DecisionBlock
- Liquid::If
- Defined in:
- lib/liquid/standardtags.rb
Direct Known Subclasses
Constant Summary collapse
- Syntax =
/(#{QuotedFragment})\s*([=!<>]+)?\s*(#{QuotedFragment})?/
Instance Attribute Summary
Attributes inherited from Tag
Instance Method Summary collapse
-
#initialize(markup, tokens) ⇒ If
constructor
A new instance of If.
- #render(context) ⇒ Object
- #unknown_tag(tag, params, tokens) ⇒ Object
Methods inherited from DecisionBlock
#equal_variables, #interpret_condition
Methods inherited from Block
#block_delimiter, #block_name, #create_variable, #end_tag, #parse
Methods inherited from Tag
Constructor Details
#initialize(markup, tokens) ⇒ If
Returns a new instance of If.
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# File 'lib/liquid/standardtags.rb', line 293 def initialize(markup, tokens) @nodelist_true = @nodelist = [] @nodelist_false = [] super if markup =~ Syntax @left = $1 @operator = $2 @right = $3 else raise SyntaxError.new("Syntax Error in tag 'if' - Valid syntax: if [condition]") end end |
Instance Method Details
#render(context) ⇒ Object
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# File 'lib/liquid/standardtags.rb', line 317 def render(context) context.stack do if interpret_condition(@left, @right, @operator, context) render_all(@nodelist_true, context) else render_all(@nodelist_false, context) end end end |
#unknown_tag(tag, params, tokens) ⇒ Object
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# File 'lib/liquid/standardtags.rb', line 309 def unknown_tag(tag, params, tokens) if tag == 'else' @nodelist = @nodelist_false = [] else super end end |