class Opal::Fragment

These are generated by nodes, so will not have to create directly.
aka, source-maps!
mapping can be created of the original location => target location,
it was generated. Using this sexp, when writing fragments in order, a
to the destination. It also keeps hold of the original sexp from which
A fragment holds a string of generated javascript that will be written

def column

Returns:
  • (Integer, nil) - 
def column
  @sexp.column if @sexp
end

def initialize(code, scope, sexp = nil)

Parameters:
  • sexp (Opal::Sexp) -- sexp used for creating fragment
  • code (String) -- javascript code 
def initialize(code, scope, sexp = nil)
  @code = code.to_s
  @sexp = sexp
  @scope = scope
end

def inspect

Inspect the contents of this fragment, f("fooo") 
def inspect
  "f(#{@code.inspect})"
end

def line

Returns:
  • (Integer, nil) - 
def line
  @sexp.line if @sexp
end

def source_map_name 

def source_map_name
  case @sexp.type
  when :top, :begin, :newline, :js_return
    nil
  when :self
    'self'
  when :module
    'module'
  when :class
    'class'
  when :int
    @sexp.children.first
  when :def
    @sexp.children.first
  when :defs
    @sexp.children[1]
  when :send
    @sexp.children[1]
  when :lvar, :lvasgn, :lvdeclare, :ivar, :ivasgn, :gvar, :cvar, :cvasgn, :gvars, :gvasgn
    @sexp.children.first
  else
    # nil
  end
end