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[FIR][LightTree] Skip comments and whitespaces when marking elements

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This commit is contained in:
Andrey Zinovyev
2021-04-14 19:32:34 +03:00
committed by TeamCityServer
parent dcbb1fb22b
commit 48994976d4
1 changed files with 7 additions and 1 deletions
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compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/LightTreePositioningStrategy.kt
+7 -1
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@@ -10,6 +10,7 @@ import com.intellij.openapi.util.Ref
import com.intellij.openapi.util.TextRange
import com.intellij.psi.TokenType
import com.intellij.util.diff.FlyweightCapableTreeStructure
import org.jetbrains.kotlin.fir.analysis.checkers.getChildren
import org.jetbrains.kotlin.lexer.KtSingleValueToken
import org.jetbrains.kotlin.lexer.KtTokens
import org.jetbrains.kotlin.lexer.KtTokens.WHITE_SPACE
@@ -50,7 +51,8 @@ fun markRange(
tree: FlyweightCapableTreeStructure<LighterASTNode>,
originalNode: LighterASTNode
): List<TextRange> {
val startDelta = tree.getStartOffset(from) - tree.getStartOffset(originalNode)
val betterFrom = from.nonFillerChildOrSelf(tree)
val startDelta = tree.getStartOffset(betterFrom) - tree.getStartOffset(originalNode)
val endDelta = tree.getEndOffset(to) - tree.getEndOffset(originalNode)
return listOf(TextRange(startDelta + startOffset, endDelta + endOffset))
}
@@ -60,6 +62,10 @@ private val DOC_AND_COMMENT_TOKENS = setOf(
KtTokens.EOL_COMMENT, KtTokens.BLOCK_COMMENT, KtTokens.SHEBANG_COMMENT, KtTokens.DOC_COMMENT
)
private fun LighterASTNode.nonFillerChildOrSelf(tree: FlyweightCapableTreeStructure<LighterASTNode>): LighterASTNode =
getChildren(tree).firstOrNull { it != null && it.tokenType !in DOC_AND_COMMENT_TOKENS } ?: this
private fun hasSyntaxErrors(node: LighterASTNode, tree: FlyweightCapableTreeStructure<LighterASTNode>): Boolean {
if (node.tokenType == TokenType.ERROR_ELEMENT) return true