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RUBY-31157 #237 Fix signatures for IRB >= 1.6.3 #238

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RUBY-31157 #237 Fix signatures for IRB >= 1.6.3 #238

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18 changes: 13 additions & 5 deletions lib/ruby-debug-ide/commands/expression_info.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -12,8 +12,16 @@ def execute
string_to_parse = Command.unescape_incoming(@match.post_match) + " \n \n\n"
total_lines = string_to_parse.count("\n") + 1

lexer = RubyLex.new
lexer.set_input(create_io_reader(string_to_parse))
IRB.init_config(nil) unless IRB.conf && IRB.conf[:PROMPT]
irb_workspace = IRB::WorkSpace.new Object.new
irb_context = IRB::Context.new(nil, irb_workspace)

lexer = RubyLex.instance_method(:initialize).arity == 1 ?
RubyLex.new(irb_context) : RubyLex.new
lexer.method(:set_input).arity == 1 ?
lexer.set_input(create_io_reader(string_to_parse)) :
lexer.set_input(create_io_reader(string_to_parse), context: irb_context)


last_statement = ''
last_prompt = ''
Expand All @@ -25,9 +33,9 @@ def execute
last_indent = indent
end

lexer.each_top_level_statement do |line, line_no|
last_statement = line
end
lexer.method(:each_top_level_statement).arity == 0 ?
lexer.each_top_level_statement { |line, line_no| last_statement = line } :
lexer.each_top_level_statement(irb_context) { |line, line_no| last_statement = line }

incomplete = true
if /\A\s*\Z/m =~ last_statement
Expand Down