class Pione::Lang::Expr
Expr
is a base class for all PIONE expressions.
Public Class Methods
inherited(subclass)
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# File lib/pione/lang/expr.rb, line 19 def inherited(subclass) if @pione_type subclass.set_pione_type(@pione_type) end end
pione_type(env=nil)
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Set pione model type of the model.
# File lib/pione/lang/expr.rb, line 10 def pione_type(env=nil) @pione_type end
set_pione_type(type)
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# File lib/pione/lang/expr.rb, line 14 def set_pione_type(type) @pione_type = type Type.table[type.name][:sequence_class] = self end
Public Instance Methods
eval(env)
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# File lib/pione/lang/expr.rb, line 28 def eval(env) return self end
eval!(env)
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# File lib/pione/lang/expr.rb, line 32 def eval!(env) return self end
textize()
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Convert to text string.
# File lib/pione/lang/expr.rb, line 37 def textize args = to_h.map do |key, val| "%s: %s" % [key, val.kind_of?(Piece) ? val.textize : val.to_s] end.join(", ") "#%s{%s}" % [piece_classes.first.piece_type_name, args] end
to_s()
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# File lib/pione/lang/expr.rb, line 44 def to_s textize end