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-rw-r--r--lib/irb/cmd/show_source.rb5
1 files changed, 1 insertions, 4 deletions
diff --git a/lib/irb/cmd/show_source.rb b/lib/irb/cmd/show_source.rb
index feff8315f6..dcba1d1c71 100644
--- a/lib/irb/cmd/show_source.rb
+++ b/lib/irb/cmd/show_source.rb
@@ -61,15 +61,12 @@ module IRB
lex = RubyLex.new
lines = File.read(file).lines[(first_line - 1)..-1]
tokens = RubyLex.ripper_lex_without_warning(lines.join)
-
- code = +""
prev_tokens = []
# chunk with line number
tokens.chunk { |tok| tok[0][0] }.each do |lnum, chunk|
- code << lines[lnum]
+ code = lines[0..lnum].join
prev_tokens.concat chunk
-
continue = lex.process_continue(prev_tokens)
code_block_open = lex.check_code_block(code, prev_tokens)
if !continue && !code_block_open