[#154] avoid execute() in capture_highlight
#158
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Instead of using `execute()` to get the foreground and background colours of a colour scheme, use [`synIDattr()`][1] and related functions. This prevents an E12 error when using this plugin in neovim to edit a file which has a [modeline][2]. Tested in neovim 0.9.0 and vim 8.2. [1]: https://vimhelp.org/builtin.txt.html#synIDattr%28%29 [2]: https://vimhelp.org/options.txt.html#modeline
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Instead of using
execute()to get the foreground and background colours of a colour scheme, usesynIDattr()and related functions. This prevents an E12 error when using this plugin in neovim to edit a file which has a modeline.Tested in neovim 0.9.0 and vim 8.2.
Closes #154