mirror of
https://github.com/SpaceVim/SpaceVim.git
synced 2025-02-03 05:30:05 +08:00
72 lines
1.1 KiB
Lua
72 lines
1.1 KiB
Lua
local f = {}
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function f.kv_pairs(t)
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local results = {}
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for k, v in pairs(t) do
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table.insert(results, { k, v })
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end
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return results
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end
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function f.kv_map(fun, t)
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return vim.tbl_map(fun, f.kv_pairs(t))
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end
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function f.join(array, sep)
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return table.concat(vim.tbl_map(tostring, array), sep)
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end
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function f.partial(fun, ...)
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local args = { ... }
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return function(...)
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return fun(unpack(args), ...)
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end
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end
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function f.any(fun, iterable)
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for k, v in pairs(iterable) do
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if fun(k, v) then
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return true
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end
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end
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return false
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end
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function f.all(fun, iterable)
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for k, v in pairs(iterable) do
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if not fun(k, v) then
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return false
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end
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end
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return true
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end
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function f.if_nil(val, was_nil, was_not_nil)
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if val == nil then
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return was_nil
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else
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return was_not_nil
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end
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end
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function f.select_only(n)
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return function(...)
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local x = select(n, ...)
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return x
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end
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end
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f.first = f.select_only(1)
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f.second = f.select_only(2)
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f.third = f.select_only(3)
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function f.last(...)
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local length = select("#", ...)
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local x = select(length, ...)
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return x
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end
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return f
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