From: Hiroshi Shirosaki <h.shirosaki@gmail.com>
Date: Fri, 8 Jan 2016 11:41:57 +0000 (+0900)
Subject: Improve performance of folding
X-Git-Url: https://git.madduck.net/etc/vim.git/commitdiff_plain/6764c57a44362da5ce0bf142f996c45e63b0a581?hp=6764c57a44362da5ce0bf142f996c45e63b0a581

Improve performance of folding

Folding is very slow for large files.
Drop `s:effective_line()` to reduce call of `s:is_mkdCode()`.
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