Use sub instead of gsub when possible

stomar · Jan 1, 2024 · a8128da · a8128da
1 parent f546428
commit a8128da
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/lib/pnm/converter.rb b/lib/pnm/converter.rb
@@ -109,7 +109,7 @@ def self.convert_to_integers(data, type)
       values_as_string = if type == :pbm
                            data.gsub(/[ \t\r\n]+/, "").chars
                          else
-                           data.gsub(/\A[ \t\r\n]+/, "").split(/[ \t\r\n]+/)
+                           data.sub(/\A[ \t\r\n]+/, "").split(/[ \t\r\n]+/)
                          end
 
       values_as_string.map {|value| Integer(value) }

diff --git a/lib/pnm/parser.rb b/lib/pnm/parser.rb
@@ -29,7 +29,7 @@ def self.parse(content)
         token = next_token!(content)
 
         if token.start_with?("#")
-          comments << token.gsub(/# */, "")
+          comments << token.sub(/# */, "")
         else
           magic_number = token
         end
@@ -38,11 +38,11 @@ def self.parse(content)
       assert_valid_magic_number(magic_number)
 
       while tokens.size < token_number[magic_number]
-        content.gsub!(/\A[ \t\r\n]+/, "")
+        content.sub!(/\A[ \t\r\n]+/, "")
         token = next_token!(content)
 
         if token.start_with?("#")
-          comments << token.gsub(/# */, "")
+          comments << token.sub(/# */, "")
         else
           tokens << token
         end