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Size: 1.25 KB
Versions: 6
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Stored size: 1.25 KB
Contents
# frozen_string_literal: true
module Synvert::Core
# PrependAction to prepend code to the top of node body.
class Rewriter::PrependAction < Rewriter::Action
DO_LENGTH = ' do'.length
def calculate_position
@begin_pos =
case @node.type
when :block
if @node.children[1].children.empty?
@node.children[0].loc.expression.end_pos + DO_LENGTH
else
@node.children[1].loc.expression.end_pos
end
when :class
@node.children[1] ? @node.children[1].loc.expression.end_pos : @node.children[0].loc.expression.end_pos
when :def
@node.children[1].empty? ? @node.loc.name.end_pos : @node.children[1].loc.expression.end_pos
when :defs
@node.children[2].empty? ? @node.loc.name.end_pos : @node.children[2].loc.expression.end_pos
else
@node.children.last.loc.expression.end_pos
end
@end_pos = @begin_pos
end
private
# Indent of the node.
#
# @param node [Parser::AST::Node]
# @return [String] n times whitesphace
def indent(node)
if %i[block class def defs].include?(node.type)
' ' * (node.column + DEFAULT_INDENT)
else
' ' * node.column
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems