Ensure that the plugin always uses \n. (#1069)

closes #1042

Author: belav

Src/CSharpier.Rider/CHANGELOG.md

@@ -2,6 +2,9 @@
 
 # csharpier-rider Changelog
 
+## [1.5.1]
+- Ensure rider plugin always uses \n as a line separator
+
 ## [1.5.0]
 - Improved error handling and reporting around csharpier failing to install or run
 

Src/CSharpier.Rider/gradle.properties

@@ -3,7 +3,7 @@
 
 pluginGroup = com.intellij.csharpier
 pluginName = csharpier
-pluginVersion = 1.5.0
+pluginVersion = 1.5.1
 
 # See https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 # for insight into build numbers and IntelliJ Platform versions.

Src/CSharpier.Rider/src/main/java/com/intellij/csharpier/FormattingService.java

@@ -56,15 +56,21 @@ public void format(@NotNull Document document, @NotNull Project project) {
         this.logger.info("Formatting started for " + filePath + ".");
         var start = Instant.now();
         var result = cSharpierProcessProvider.getProcessFor(filePath).formatFile(currentDocumentText, filePath);
+
         var end = Instant.now();
         this.logger.info("Formatted in " + (Duration.between(start, end).toMillis()) + "ms");
 
         if (result.length() == 0 || currentDocumentText.equals(result)) {
             this.logger.debug("Skipping write because " + (result.length() == 0 ? "result is empty" : "current document equals result"));
         } else {
             WriteCommandAction.runWriteCommandAction(project, () -> {
-                // why replace instead of setText?
-                document.replaceString(0, currentDocumentText.length(), result);
+                var finalResult = result;
+                if (result.indexOf('\r') >= 0) {
+                    // rider always wants \n in files so remove any \r
+                    finalResult = result.replaceAll("\\r", "");
+                }
+
+                document.replaceString(0, currentDocumentText.length(), finalResult);
             });
         }
     }