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# frozen_string_literal: true
require 'pp'
require 'stringio'
include YARD::Parser::Ruby
RSpec.describe YARD::Parser::Ruby::AstNode do
describe "#jump" do
it "jumps to the first specific inner node if found" do
ast = s(:paren, s(:paren, s(:params, s(s(:ident, "hi"), s(:ident, "bye")))))
expect(ast.jump(:params)[0][0].type).to equal(:ident)
end
it "returns the original ast if no inner node is found" do
ast = s(:paren, s(:list, s(:list, s(s(:ident, "hi"), s(:ident, "bye")))))
expect(ast.jump(:params).object_id).to eq ast.object_id
end
end
describe "#pretty_print" do
it "shows a list of nodes" do
obj = YARD::Parser::Ruby::RubyParser.parse("# x\nbye", "x").ast
out = StringIO.new
PP.pp(obj, out)
vcall = RUBY_VERSION >= '1.9.3' ? 'vcall' : 'var_ref'
expect(out.string).to eq "s(s(:#{vcall},\n" \
" s(:ident, \"bye\", line: 2..2, source: 4..6),\n" \
" docstring: \"x\",\n" \
" line: 2..2,\n" \
" source: 4..6))\n"
end
end unless YARD.ruby31?
end if HAVE_RIPPER
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