c9c5e3f9d1
String values for component are way too overloaded . This means lualine has to make lots of checks to understand how to load a string value as a component . With type option users can specify exactly what they want.
20 lines
697 B
Lua
20 lines
697 B
Lua
local VarComponent = require('lualine.component'):new()
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VarComponent.update_status = function(self)
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local component = self.options[1]
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-- vim veriable component
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-- accepts g:, v:, t:, w:, b:, o, go:, vo:, to:, wo:, bo:
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-- filters g portion from g:var
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local scope = component:match('[gvtwb]?o?')
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-- filters var portion from g:var
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local var_name = component:sub(#scope + 2, #component)
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-- Displays nothing when veriable aren't present
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if not (scope and var_name) then return '' end
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local return_val = vim[scope][var_name]
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if return_val == nil then return '' end
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local ok
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ok, return_val = pcall(tostring, return_val)
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return ok and return_val or ''
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end
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return VarComponent
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