class Atomy::Code::QuasiQuote::Constructor
Public Class Methods
new(gen, mod)
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# File lib/atomy/code/quasi_quote.rb, line 15 def initialize(gen, mod) @gen = gen @module = mod @depth = 1 end
Public Instance Methods
construct_many(c)
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# File lib/atomy/code/quasi_quote.rb, line 69 def construct_many(c) size = 0 splats = 0 c.each do |e| if @depth == 1 && e.is_a?(Atomy::Grammar::AST::Unquote) && \ e.node.is_a?(Atomy::Grammar::AST::Prefix) && \ e.node.operator == :* splat = true @gen.make_array(size) @module.compile(@gen, e.node.node) @gen.send(:+, 1) splats += 1 size = 0 else size += 1 go(e) end end @gen.make_array(size) splats.times do @gen.send(:+, 1) end end
go(x)
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# File lib/atomy/code/quasi_quote.rb, line 21 def go(x) x.accept(self) end
push_class(cls)
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# File lib/atomy/code/quasi_quote.rb, line 109 def push_class(cls) @gen.push_cpath_top cls.name.split("::").each do |n| @gen.find_const(n.to_sym) end end
push_literal(x)
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# File lib/atomy/code/quasi_quote.rb, line 96 def push_literal(x) case x when Array x.each { |v| push_literal(v) } @gen.make_array(x.size) when String @gen.push_literal(x) @gen.string_dup else @gen.push_literal(x) end end
unquote(x)
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# File lib/atomy/code/quasi_quote.rb, line 25 def unquote(x) @module.compile(@gen, x.node) end
visit(x)
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# File lib/atomy/code/quasi_quote.rb, line 29 def visit(x) push_class(x.class) args = 0 x.each_child do |_, c| if c.is_a?(Array) construct_many(c) else go(c) end args += 1 end x.each_attribute do |_, a| push_literal(a) args += 1 end @gen.send(:new, args) end
visit_quasiquote(qq)
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# File lib/atomy/code/quasi_quote.rb, line 50 def visit_quasiquote(qq) @depth += 1 visit(qq) ensure @depth -= 1 end
visit_unquote(x)
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# File lib/atomy/code/quasi_quote.rb, line 57 def visit_unquote(x) @depth -= 1 if @depth == 0 unquote(x) else visit(x) end ensure @depth += 1 end