zettelkasten.nvim/lua/zettelkasten/options.lua

63 lines
2 KiB
Lua

local Opt = {}
-- vim setting names and defaults
local zettel_defaults = {
extension = {vimname = "zettel_extension", default = ".md"},
rootdir = {vimname = "zettel_rootdir", default = "~/documents/notes"}
}
local link_defaults = {
style = {
vimname = "zettel_link_style",
default = "markdown",
valid = {markdown = true, wiki = true}
},
following = {
vimname = "zettel_link_following",
default = "cursor",
valid = {cursor = true, line = true}
}
}
local anchor_defaults = {
separator = {vimname = "zettel_anchor_separator", default = "_"},
regex = {
vimname = "zettel_anchor_regex",
default = '[%d][%d][%d][%d][%d][%d][%d][%d][%d][%d]'
}
}
-- remaining options
-- TODO zettel_root = vim.g["zettel_root"] or vim.b["zettel_root"] or "~/documents/notes",
-- TODO zettel_anchor_pattern = regex? -> needs custom creation function in `create_anchor`
local function must_contain(set, value, name)
if type(set) ~= "table" then return false end
if not set[value] then
local allvalues = ""
for n, _ in pairs(set) do allvalues = n .. ", " .. allvalues end
error((name or "value") .. " " .. value .. " must be one of " ..
allvalues:sub(1, -3))
end
end
local function get_options(defaults)
local options = {}
local def = defaults
for opt, _ in pairs(def) do
-- check for vim options set (globally or buffer), otherwise use default value
options[opt] = vim.b[def[opt].vimname] or vim.g[def[opt].vimname] or
def[opt].default
-- check correct option set for constrained value sets
if def[opt].valid then
must_contain(def[opt].valid, options[opt], def[opt].name)
end
end
return options
end
function Opt.zettel() return get_options(zettel_defaults) end
function Opt.link() return get_options(link_defaults) end
function Opt.anchor() return get_options(anchor_defaults) end
return Opt