feat(docs): added toc generator

This commit is contained in:
Folke Lemaitre 2022-12-15 08:46:25 +01:00
parent 46d0cdba46
commit f4720ee9f7
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GPG Key ID: 41F8B1FBACAE2040
1 changed files with 27 additions and 2 deletions

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@ -15,6 +15,26 @@ function M.indent(str, indent)
return table.concat(lines, "\n")
end
function M.toc(md)
local toc = {}
local lines = vim.split(md, "\n")
local toc_found = false
for _, line in ipairs(lines) do
local hash, title = line:match("^(#+)%s*(.*)")
if hash then
if toc_found then
local anchor = string.gsub(title:lower(), "[^\32-\126]", "")
anchor = string.gsub(anchor, " ", "-")
toc[#toc + 1] = string.rep(" ", #hash - 1) .. "- [" .. title .. "](#" .. anchor .. ")"
end
if title:find("Table of Contents") then
toc_found = true
end
end
end
return M.fix_indent(table.concat(toc, "\n"))
end
---@param str string
function M.fix_indent(str)
local lines = vim.split(str, "\n")
@ -33,16 +53,21 @@ end
---@param contents table<string, string>
function M.save(contents)
local readme = M.read("README.md")
contents.toc = M.toc(readme)
for tag, content in pairs(contents) do
content = M.fix_indent(content)
content = content:gsub("%%", "%%%%")
content = vim.trim(content)
local pattern = "(<%!%-%- " .. tag .. "_start %-%->).*(<%!%-%- " .. tag .. "_end %-%->)"
local pattern = "(<%!%-%- " .. tag .. ":start %-%->).*(<%!%-%- " .. tag .. ":end %-%->)"
if not readme:find(pattern) then
error("tag " .. tag .. " not found")
end
if tag == "toc" then
readme = readme:gsub(pattern, "%1\n\n" .. content .. "\n\n%2")
else
readme = readme:gsub(pattern, "%1\n\n```lua\n" .. content .. "\n```\n\n%2")
end
end
local fd = assert(io.open("README.md", "w+"))
fd:write(readme)