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with a working -n --no-wrap option to disable the top-level function safety wrapper

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Jeremy Ashkenas
2009-12-24 15:31:00 -08:00
parent 46f81c2de1
commit e27756cee8
6 changed files with 48 additions and 9 deletions
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9
lib/coffee_script/nodes.rb
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@@ -75,16 +75,17 @@ module CoffeeScript
end
# If this is the top-level Expressions, wrap everything in a safety closure.
def root_compile
code = compile(:indent => TAB, :scope => Scope.new)
def root_compile(o={})
indent = o[:no_wrap] ? '' : TAB
code = compile(:indent => indent, :scope => Scope.new)
code.gsub!(STRIP_TRAILING_WHITESPACE, '')
"(function(){\n#{code}\n})();"
o[:no_wrap] ? code : "(function(){\n#{code}\n})();"
end
# The extra fancy is to handle pushing down returns and assignments
# recursively to the final lines of inner statements.
def compile(options={})
return root_compile unless options[:scope]
return root_compile(options) unless options[:scope]
code = @expressions.map { |node|
o = super(options)
if last?(node) && (o[:return] || o[:assign])