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Diffstat (limited to 'ktlint-ruleset-standard/src/main/kotlin/com/github/shyiko/ktlint/ruleset/standard/NoConsecutiveBlankLinesRule.kt')
-rw-r--r--ktlint-ruleset-standard/src/main/kotlin/com/github/shyiko/ktlint/ruleset/standard/NoConsecutiveBlankLinesRule.kt13
1 files changed, 9 insertions, 4 deletions
diff --git a/ktlint-ruleset-standard/src/main/kotlin/com/github/shyiko/ktlint/ruleset/standard/NoConsecutiveBlankLinesRule.kt b/ktlint-ruleset-standard/src/main/kotlin/com/github/shyiko/ktlint/ruleset/standard/NoConsecutiveBlankLinesRule.kt
index 1e6142f8..ae7c582d 100644
--- a/ktlint-ruleset-standard/src/main/kotlin/com/github/shyiko/ktlint/ruleset/standard/NoConsecutiveBlankLinesRule.kt
+++ b/ktlint-ruleset-standard/src/main/kotlin/com/github/shyiko/ktlint/ruleset/standard/NoConsecutiveBlankLinesRule.kt
@@ -4,17 +4,22 @@ import com.github.shyiko.ktlint.core.Rule
import org.jetbrains.kotlin.com.intellij.lang.ASTNode
import org.jetbrains.kotlin.com.intellij.psi.PsiWhiteSpace
import org.jetbrains.kotlin.com.intellij.psi.impl.source.tree.LeafPsiElement
+import org.jetbrains.kotlin.com.intellij.psi.util.PsiTreeUtil
class NoConsecutiveBlankLinesRule : Rule("no-consecutive-blank-lines") {
- override fun visit(node: ASTNode, autoCorrect: Boolean,
- emit: (offset: Int, errorMessage: String, canBeAutoCorrected: Boolean) -> Unit) {
+ override fun visit(
+ node: ASTNode,
+ autoCorrect: Boolean,
+ emit: (offset: Int, errorMessage: String, canBeAutoCorrected: Boolean) -> Unit
+ ) {
if (node is PsiWhiteSpace) {
val split = node.getText().split("\n")
- if (split.size > 3) {
+ if (split.size > 3 || split.size == 3 && PsiTreeUtil.nextLeaf(node) == null /* eof */) {
emit(node.startOffset + split[0].length + split[1].length + 2, "Needless blank line(s)", true)
if (autoCorrect) {
- (node as LeafPsiElement).replaceWithText("${split.first()}\n\n${split.last()}")
+ (node as LeafPsiElement)
+ .rawReplaceWithText("${split.first()}\n${if (split.size > 3) "\n" else ""}${split.last()}")
}
}
}