Sha256: b04a12e2a450744668c7d98207a62876aed7882981e8d0fbca9dcac7954b69dd
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Versions: 7
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Stored size: 1.38 KB
Contents
# frozen_string_literal: true
require 'opal/nodes/base'
module Opal
module Nodes
class WhileNode < Base
handle :while
children :test, :body
def compile
with_temp do |redo_var|
test_code = js_truthy(test)
compiler.in_while do
while_loop[:closure] = true if wrap_in_closure?
while_loop[:redo_var] = redo_var
body_code = stmt(body)
if uses_redo?
push "#{redo_var} = false; #{while_open}#{redo_var} || "
push test_code
push while_close
else
push while_open, test_code, while_close
end
push "#{redo_var} = false;" if uses_redo?
line body_code
end
line "}"
end
wrap '(function() {', '; return nil; })()' if wrap_in_closure?
end
def while_open
"while ("
end
def while_close
") {"
end
def uses_redo?
while_loop[:use_redo]
end
def wrap_in_closure?
expr? or recv?
end
end
class WhilePostNode < WhileNode
handle :while_post
end
class UntilNode < WhileNode
handle :until
def while_open
"while (!("
end
def while_close
")) {"
end
end
class UntilPostNode < UntilNode
handle :until_post
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems