Use String.repeat in scala.io.Source

xuwei-k · xuwei-k · commit da3fb9a55b17 · 2025-12-01T17:10:54.000+09:00
diff --git a/library/src/scala/io/Source.scala b/library/src/scala/io/Source.scala
@@ -317,7 +317,7 @@ abstract class Source extends Iterator[Char] with Closeable {
     report(pos, msg, out)
   }
 
-  private def spaces(n: Int) = List.fill(n)(' ').mkString
+  private def spaces(n: Int) = " ".repeat(n)
   /**
    *  @param pos the source position (line/column)
    *  @param msg the error message to report

Original file line number	Diff line number	Diff line change
`@@ -317,7 +317,7 @@ abstract class Source extends Iterator[Char] with Closeable {`
`317`	`317`	`report(pos, msg, out)`
`318`	`318`	`}`
`319`	`319`
`320`		`- private def spaces(n: Int) = List.fill(n)(' ').mkString`
	`320`	`+ private def spaces(n: Int) = " ".repeat(n)`
`321`	`321`	`/**`
`322`	`322`	`* @param pos the source position (line/column)`
`323`	`323`	`* @param msg the error message to report`