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by TMSZ 3681 days ago
(Emacs) That's weird. Smart editor should render only portion visible to user and number of lines should not make any difference for highlighter. I've checked Scintilla with 3MB single-line JSON and using C++ lexer (actually: "Lexer for C++, C, Java, and JavaScript") and it has no problems except for some lack of fluency when scrolling horizontally.