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FormatterUtil: fix getLineCount

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#KT-34744
This commit is contained in:
Dmitry Gridin
2020-01-15 16:32:42 +07:00
parent b1fc3963d2
commit 8142ad3f4d
1 changed files with 3 additions and 3 deletions
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idea/formatter/src/org/jetbrains/kotlin/idea/util/FormatterUtil.kt
+3 -3
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@@ -30,13 +30,13 @@ fun ASTBlock.requireNode() = node ?: error("ASTBlock.getNode() returned null")
val isDefaultOfficialCodeStyle by lazy { !KotlinCodeStyleSettings.defaultSettings().CONTINUATION_INDENT_FOR_CHAINED_CALLS }
fun PsiElement.getLineCount(): Int {
val doc = containingFile?.let { file -> file.viewProvider.document ?: PsiDocumentManager.getInstance(project).getDocument(file) }
val doc = containingFile?.let { PsiDocumentManager.getInstance(project).getDocument(it) }
if (doc != null) {
val spaceRange = textRange ?: TextRange.EMPTY_RANGE
if (spaceRange.endOffset <= doc.textLength) {
if (spaceRange.endOffset <= doc.textLength && spaceRange.startOffset < spaceRange.endOffset) {
val startLine = doc.getLineNumber(spaceRange.startOffset)
val endLine = doc.getLineNumber(spaceRange.endOffset)
val endLine = doc.getLineNumber(spaceRange.endOffset - 1)
return endLine - startLine + 1
}