canola.nvim/lua/oil/ringbuf.lua
Barrett Ruth e2cd1e66cf
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refactor: revert canola namespace to oil and remove vim.g config (#120)
* refactor: revert module namespace from canola back to oil

Problem: the canola rename creates unnecessary friction for users
migrating from stevearc/oil.nvim — every `require('oil')` call and
config reference must change.

Solution: revert all module paths, URL schemes, autocmd groups,
highlight groups, and filetype names back to `oil`. The repo stays
`canola.nvim` for identity; the code is a drop-in replacement.

* refactor: remove `vim.g.oil` declarative config

Problem: the `vim.g.oil` configuration path was added prematurely.
It adds a second config entrypoint before the plugin has stabilized
enough to justify it.

Solution: remove `vim.g.oil` support from `plugin/oil.lua`,
`config.setup()`, docs, and tests. Users configure via
`require("oil").setup({})`.
2026-03-10 22:49:56 -04:00

37 lines
734 B
Lua

---@class oil.Ringbuf
---@field private size integer
---@field private tail integer
---@field private buf string[]
local Ringbuf = {}
function Ringbuf.new(size)
local self = setmetatable({
size = size,
buf = {},
tail = 0,
}, { __index = Ringbuf })
return self
end
---@param val string
function Ringbuf:push(val)
self.tail = self.tail + 1
if self.tail > self.size then
self.tail = 1
end
self.buf[self.tail] = val
end
---@return string
function Ringbuf:as_str()
local postfix = ''
for i = 1, self.tail, 1 do
postfix = postfix .. self.buf[i]
end
local prefix = ''
for i = self.tail + 1, #self.buf, 1 do
prefix = prefix .. self.buf[i]
end
return prefix .. postfix
end
return Ringbuf