Fix FrozenErrors

ruby · Aug 29, 2022 · d03ab77 · d03ab77
1 parent 4015409
commit d03ab77
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Showing 4 changed files with 5 additions and 5 deletions.
diff --git a/lib/rbs/annotate/formatter.rb b/lib/rbs/annotate/formatter.rb
@@ -6,7 +6,7 @@ class Formatter
       attr_reader :buffer
 
       def initialize()
-        @buffer = ""
+        @buffer = +""
         @pending_separator = nil
       end
 
@@ -16,7 +16,7 @@ def <<(s)
             s = self.class.translate(s) or raise
           end
 
-          s.rstrip!
+          s = s.rstrip
 
           unless s.empty?
             if ss = @pending_separator

diff --git a/lib/rbs/ast/type_param.rb b/lib/rbs/ast/type_param.rb
@@ -108,7 +108,7 @@ def self.rename(params, new_names:)
       end
 
       def to_s
-        s = ""
+        s = +""
 
         if unchecked?
           s << "unchecked "

diff --git a/lib/rbs/errors.rb b/lib/rbs/errors.rb
@@ -218,7 +218,7 @@ def initialize(type:, method_name:, members:)
       @method_name = method_name
       @members = members
 
-      message = "#{Location.to_string location}: #{qualified_method_name} has duplicated definitions"
+      message = +"#{Location.to_string location}: #{qualified_method_name} has duplicated definitions"
       if members.size > 1
         message << " in #{other_locations.map { |loc| Location.to_string loc }.join(', ')}"
       end

diff --git a/lib/rbs/writer.rb b/lib/rbs/writer.rb
@@ -282,7 +282,7 @@ def write_def(member)
                "self.#{method_name(member.name)}"
              end
 
-      string = ""
+      string = +""
 
       prefix = "#{visibility}def #{name}:"
       padding = " " * (prefix.size-1)