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49 lines
1.4 KiB
49 lines
1.4 KiB
local M = {}
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--- Sets a highlight group
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--- @param name string
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--- @param val? table
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--- @param opts? table The opts object..
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--- - opts.transparent: (boolean) Specifies whether transparency is enabled.
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--- - opts.styles: (table) A table of custom styles for various elements.
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---@return nil
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function M.set_hl(name, val, opts)
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local default_val = { fg = 'NONE', bg = 'NONE' }
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val = val or {}
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if not val.link then val = vim.tbl_extend('force', default_val, val) end
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if opts then
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if opts.styles then val = vim.tbl_extend('force', val, opts.styles) end
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if opts.transparent then val.bg = 'NONE' end
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end
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vim.api.nvim_set_hl(0, name, val)
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end
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--- get highlight group
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--- @param highlight_name string
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--- @return table highlight
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function M.get_hl(highlight_name)
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local highlight =
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vim.api.nvim_get_hl(0, { name = highlight_name, link = true })
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if highlight.link then return M.get_hl(highlight.link) end
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return highlight
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end
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--- @param opts table The user-specified custom configuration
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--- - fnc (function): callback type configuration
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--- - tbl (function): table type configuration
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--- @param config (table|function): config to be used
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function M.on_config(opts, config)
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if type(config) == 'table' and not vim.tbl_isempty(config) then
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opts.tbl()
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elseif type(config) == 'function' then
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opts.fnc()
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end
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end
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return M
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