feat(devins-lang): refactor file handling logic to improve performance and add support for line info in commands.

Author: phodal

exts/devins-lang/src/main/kotlin/cc/unitmesh/devti/language/compiler/exec/FileFuncInsCommand.kt

@@ -30,7 +30,7 @@ class FileFuncInsCommand(val myProject: Project, val prop: String) : InsCommand
     private fun regexFunction(regex: Regex, project: Project): MutableList<VirtualFile> {
         val files: MutableList<VirtualFile> = mutableListOf()
         ProjectFileIndex.getInstance(project).iterateContent {
-            if (canBeAdded(it)) {
+            if (it.canBeAdded()) {
                 if (regex.matches(it.path)) {
                     files.add(it)
                 }

exts/devins-lang/src/main/kotlin/cc/unitmesh/devti/language/completion/provider/FileReferenceLanguageProvider.kt

@@ -27,15 +27,15 @@ class FileReferenceLanguageProvider : CompletionProvider<CompletionParameters>()
          * Recent open files
          */
         EditorHistoryManager.getInstance(project).fileList.forEach {
-            if (!canBeAdded(it)) return@forEach
+            if (!it.canBeAdded()) return@forEach
             result.addElement(buildElement(it, basePath))
         }
 
         /**
          * Project Files
          */
         ProjectFileIndex.getInstance(project).iterateContent {
-            if (!canBeAdded(it)) return@iterateContent true
+            if (!it.canBeAdded()) return@iterateContent true
             result.addElement(buildElement(it, basePath))
             true
         }

exts/devins-lang/src/main/kotlin/cc/unitmesh/devti/language/utils/ProjectFileUtil.kt

@@ -2,11 +2,19 @@ package cc.unitmesh.devti.language.utils
 
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.project.guessProjectDir
+import com.intellij.openapi.util.io.FileUtilRt
 import com.intellij.openapi.vfs.VirtualFile
 import com.intellij.openapi.vfs.VirtualFileManager
 
 fun Project.lookupFile(path: String): VirtualFile? {
     val projectPath = this.guessProjectDir()?.toNioPath()
     val realpath = projectPath?.resolve(path)
     return VirtualFileManager.getInstance().findFileByUrl("file://${realpath?.toAbsolutePath()}")
+}
+
+fun VirtualFile.canBeAdded(): Boolean {
+    if (!this.isValid || this.isDirectory) return false
+    if (this.fileType.isBinary || FileUtilRt.isTooLarge(this.length)) return false
+
+    return true
 }