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Fix message_handler.cc when range is invalid

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Fangrui Song 2018-01-12 16:06:39 -08:00
parent 93ba0c532b
commit 45cb0b8cc5
1 changed files with 2 additions and 1 deletions
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3
src/message_handler.cc
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@ -141,7 +141,8 @@ void EmitSemanticHighlighting(QueryDatabase* db,
// shrinking hack, the contained keywords and primitive types will be // shrinking hack, the contained keywords and primitive types will be
// highlighted undesiredly. // highlighted undesiredly.
auto concise_name = detailed_name.substr(0, detailed_name.find('<')); auto concise_name = detailed_name.substr(0, detailed_name.find('<'));
if (sym.loc.range.start.line <= working_file->index_lines.size()) { if (0 < sym.loc.range.start.line &&
sym.loc.range.start.line <= working_file->index_lines.size()) {
const std::string& line = const std::string& line =
working_file->index_lines[sym.loc.range.start.line - 1]; working_file->index_lines[sym.loc.range.start.line - 1];
sym.loc.range.end.line = sym.loc.range.start.line; sym.loc.range.end.line = sym.loc.range.start.line;