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Cope with frozen-string-literal

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When running irb 1.2.1 (2019-12-24) with frozen-string-literal enabled, it crashes in reline with `can't modify frozen String (FrozenError)`

Steps to reproduce: 

`RUBYOPT="--enable-frozen-string-literal" irb`
This commit is contained in:
Robert Schulze 2020-02-05 10:59:13 +01:00 committed by aycabta
parent 0cf073088e
commit f4386413f1
1 changed files with 1 additions and 1 deletions
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2
lib/reline/ansi.rb
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@ -172,7 +172,7 @@ class Reline::ANSI
def self.cursor_pos def self.cursor_pos
begin begin
res = '' res = String.new
m = nil m = nil
@@input.raw do |stdin| @@input.raw do |stdin|
@@output << "\e[6n" @@output << "\e[6n"