DoubleDeclaration message: support declarations without positions

smarter · smarter · commit 7a9ae7c9b93a · 2018-12-26T16:37:54.000+01:00
diff --git a/compiler/src/dotty/tools/dotc/reporting/diagnostic/messages.scala b/compiler/src/dotty/tools/dotc/reporting/diagnostic/messages.scala
@@ -2103,7 +2103,7 @@ object messages {
           case _ /* Signature.FullMatch */ => "\nThe definitions have matching type signatures after erasure."
         }
       } else ""
-      hl"${decl.showLocated} is already defined as ${previousDecl.showDcl} at line ${previousDecl.pos.line + 1}." + details
+      hl"${decl.showLocated} is already defined as ${previousDecl.showDcl} ${if (previousDecl.pos.exists) s"at line ${previousDecl.pos.line + 1}" else ""}." + details
     }
     val explanation: String = ""
   }

Original file line number	Diff line number	Diff line change
`@@ -2103,7 +2103,7 @@ object messages {`
`2103`	`2103`	`case _ /* Signature.FullMatch */ => "\nThe definitions have matching type signatures after erasure."`
`2104`	`2104`	`}`
`2105`	`2105`	`} else ""`
`2106`		`- hl"${decl.showLocated} is already defined as ${previousDecl.showDcl} at line ${previousDecl.pos.line + 1}." + details`
	`2106`	`+ hl"${decl.showLocated} is already defined as ${previousDecl.showDcl} ${if (previousDecl.pos.exists) s"at line ${previousDecl.pos.line + 1}" else ""}." + details`
`2107`	`2107`	`}`
`2108`	`2108`	`val explanation: String = ""`
`2109`	`2109`	`}`