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Skip line offset on out of range line numbers

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This commit is contained in:
Michael Bogdanov
2015-01-22 16:28:37 +03:00
parent d5f19eaee4
commit 554fd8b1c6
1 changed files with 8 additions and 0 deletions
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idea/src/org/jetbrains/kotlin/idea/codeInsight/CodeInsightUtils.java
+8
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@@ -231,6 +231,10 @@ public class CodeInsightUtils {
Document document = PsiDocumentManager.getInstance(file.getProject()).getDocument(file); Document document = PsiDocumentManager.getInstance(file.getProject()).getDocument(file);
if (document == null) return null; if (document == null) return null;
if (line >= document.getLineCount()) {
return null;
}
int lineStartOffset = document.getLineStartOffset(line); int lineStartOffset = document.getLineStartOffset(line);
return CharArrayUtil.shiftForward(document.getCharsSequence(), lineStartOffset, " \t"); return CharArrayUtil.shiftForward(document.getCharsSequence(), lineStartOffset, " \t");
} }
@@ -240,6 +244,10 @@ public class CodeInsightUtils {
Document document = PsiDocumentManager.getInstance(file.getProject()).getDocument(file); Document document = PsiDocumentManager.getInstance(file.getProject()).getDocument(file);
if (document == null) return null; if (document == null) return null;
if (line >= document.getLineCount()) {
return null;
}
int lineStartOffset = document.getLineEndOffset(line); int lineStartOffset = document.getLineEndOffset(line);
return CharArrayUtil.shiftBackward(document.getCharsSequence(), lineStartOffset, " \t"); return CharArrayUtil.shiftBackward(document.getCharsSequence(), lineStartOffset, " \t");
} }