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-rw-r--r--lib/net/imap.rb8
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/net/imap.rb b/lib/net/imap.rb
index 1cf7aa4..cc7935e 100644
--- a/lib/net/imap.rb
+++ b/lib/net/imap.rb
@@ -1,4 +1,6 @@
#
+# -*- frozen_string_literal: true -*-
+#
# = net/imap.rb
#
# Copyright (C) 2000 Shugo Maeda <shugo@ruby-lang.org>
@@ -1191,7 +1193,7 @@ module Net
end
def get_response
- buff = ""
+ buff = String.new
while true
s = @sock.gets(CRLF)
break unless s
@@ -2729,7 +2731,7 @@ module Net
end
def section
- str = ""
+ str = String.new
token = match(T_LBRA)
str.concat(token.value)
token = match(T_ATOM, T_NUMBER, T_RBRA)
@@ -3210,7 +3212,7 @@ module Net
end
def atom
- result = ""
+ result = String.new
while true
token = lookahead
if atom_token?(token)