LazyVim.LazyVim/lua/lazyvim/util/json.lua

local Util = require("lazyvim.util")

---@class lazyvim.util.json
local M = {}

---@param value any
---@param indent string
local function encode(value, indent)
  local t = type(value)

  if t == "string" then
    return string.format("%q", value)
  elseif t == "number" or t == "boolean" then
    return tostring(value)
  elseif t == "table" then
    local is_list = Util.is_list(value)
    local parts = {}
    local next_indent = indent .. "  "

    if is_list then
      ---@diagnostic disable-next-line: no-unknown
      for _, v in ipairs(value) do
        local e = encode(v, next_indent)
        if e then
          table.insert(parts, next_indent .. e)
        end
      end
      return "[\n" .. table.concat(parts, ",\n") .. "\n" .. indent .. "]"
    else
      local keys = vim.tbl_keys(value)
      table.sort(keys)
      ---@diagnostic disable-next-line: no-unknown
      for _, k in ipairs(keys) do
        local e = encode(value[k], next_indent)
        if e then
          table.insert(parts, next_indent .. string.format("%q", k) .. ": " .. e)
        end
      end
      return "{\n" .. table.concat(parts, ",\n") .. "\n" .. indent .. "}"
    end
  end
end

function M.encode(value)
  return encode(value, "")
end

return M