61 lines
1.3 KiB
Lua
61 lines
1.3 KiB
Lua
local path = {}
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-- TODO: Can we use vim.loop for this?
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path.separator = package.config:sub(1, 1)
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path.home = vim.fn.expand("~")
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path.make_relative = function(filepath, cwd)
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if not cwd or not filepath then return filepath end
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if filepath:sub(1, #cwd) == cwd then
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local offset = 0
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-- if cwd does ends in the os separator, we need to take it off
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if cwd:sub(#cwd, #cwd) ~= path.separator then
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offset = 1
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end
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filepath = filepath:sub(#cwd + 1 + offset, #filepath)
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end
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return filepath
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end
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path.shorten = (function()
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if jit then
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local ffi = require('ffi')
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ffi.cdef [[
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typedef unsigned char char_u;
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char_u *shorten_dir(char_u *str);
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]]
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return function(filepath)
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if not filepath then
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return filepath
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end
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local c_str = ffi.new("char[?]", #filepath + 1)
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ffi.copy(c_str, filepath)
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return ffi.string(ffi.C.shorten_dir(c_str))
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end
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else
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return function(filepath)
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return filepath
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end
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end
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end)()
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path.normalize = function(filepath, cwd)
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filepath = path.make_relative(filepath, cwd)
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-- Substitute home directory w/ "~"
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filepath = filepath:gsub("^" .. path.home, '~', 1)
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-- Remove double path separators, it's annoying
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filepath = filepath:gsub(path.separator .. path.separator, path.separator)
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return filepath
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end
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return path
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