Save all file documents upon building

Author: waleedyaseen

CHANGELOG.md

@@ -10,6 +10,7 @@
 
 ### Changed
 - The build window will now display internal compiler errors as well.
+- The build system will now save all documents automatically upon building.
 
 ### Fixed
 - Fix a bug with script block indentation.

src/main/kotlin/io/runescript/plugin/ide/execution/build/RsBuildInstance.kt

@@ -12,6 +12,7 @@ import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.application.invokeLater
 import com.intellij.openapi.application.runWriteAction
 import com.intellij.openapi.components.service
+import com.intellij.openapi.fileEditor.FileDocumentManager
 import com.intellij.openapi.module.Module
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.project.guessModuleDir
@@ -49,6 +50,7 @@ class RsBuildInstance(
         ApplicationManager.getApplication().executeOnPooledThread {
             executionPublisher.processStarting(executorId, environment)
             invokeLater {
+                FileDocumentManager.getInstance().saveAllDocuments()
                 openBuildToolWindow()
                 runWriteAction {
                     val processHandler = createProcessHandler()