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Clang: Add commentary about column convertion

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... to/from utf8 byte offset used by Clang.

Change-Id: I294d6cd61b416e5f2d64206ee2f3f1b4a91fb1d3
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
This commit is contained in:
Ivan Donchevskii
2018-01-26 17:04:38 +01:00
parent 0c50d54da7
commit fbbdfd2444
6 changed files with 20 additions and 4 deletions
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4
src/plugins/clangcodemodel/clangcompletionassistprocessor.cpp
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@@ -558,9 +558,9 @@ ClangCompletionAssistProcessor::extractLineColumn(int position)
int line = -1, column = -1;
::Utils::Text::convertPosition(m_interface->textDocument(), position, &line, &column);
const QTextBlock block = m_interface->textDocument()->findBlock(position);
const QString stringOnTheLeft = block.text().left(column);
column = stringOnTheLeft.toUtf8().size() + 1; // '+ 1' is for 1-based columns
column = Utils::clangColumn(block.text(), column);
return {line, column};
}