mirror of
https://github.com/Reuh/anselme.git
synced 2025-10-27 16:49:31 +00:00
140 lines
2.5 KiB
Lua
140 lines
2.5 KiB
Lua
local format, to_lua, from_lua
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local types = {}
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types.lua = {
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["nil"] = {
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to_anselme = function(val)
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return {
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type = "nil",
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value = nil
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}
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end
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},
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boolean = {
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to_anselme = function(val)
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return {
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type = "number",
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value = val and 1 or 0
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}
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end
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},
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number = {
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to_anselme = function(val)
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return {
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type = "number",
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value = val
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}
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end
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},
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string = {
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to_anselme = function(val)
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return {
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type = "string",
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value = val
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}
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end
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},
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table = {
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to_anselme = function(val)
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local l = {}
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for _, v in ipairs(val) do
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local r, e = from_lua(v)
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if not r then return r, e end
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table.insert(l, r)
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end
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for k, v in pairs(val) do
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if not l[k] then
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local kv, ke = from_lua(k)
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if not k then return k, ke end
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local vv, ve = from_lua(v)
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if not v then return v, ve end
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table.insert(l, {
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type = "pair",
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value = { kv, vv }
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})
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end
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end
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return {
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type = "list",
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value = val
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}
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end
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}
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}
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types.anselme = {
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["nil"] = {
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format = function()
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return ""
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end,
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to_lua = function()
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return nil
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end
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},
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number = {
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format = function(val)
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return tostring(val)
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end,
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to_lua = function(val)
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return val
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end
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},
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string = {
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format = function(val)
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return tostring(val)
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end,
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to_lua = function(val)
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return val
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end
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},
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list = {
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format = function(val)
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local l = {}
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for _, v in ipairs(val) do
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local s, e = format(v)
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if not s then return s, e end
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table.insert(l, s)
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end
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return ("[%s]"):format(table.concat(l, ", "))
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end,
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to_lua = function(val)
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local l = {}
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for _, v in ipairs(val) do
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if v.type == "pair" then
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local k, ke = to_lua(v.value[1])
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if not k then return k, ke end
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local x, xe = to_lua(v.value[2])
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if not x then return x, xe end
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l[k] = x
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else
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local s, e = to_lua(v)
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if not s then return s, e end
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table.insert(l, s)
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end
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end
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return l
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end,
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},
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pair = {
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format = function(val)
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local k, ke = format(val[1])
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if not k then return k, ke end
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local v, ve = format(val[2])
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if not v then return v, ve end
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return ("%s:%s"):format(k, v)
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end,
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to_lua = function(val)
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local k, ke = to_lua(val[1])
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if not k then return k, ke end
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local v, ve = to_lua(val[2])
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if not v then return v, ve end
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return { [k] = v }
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end
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}
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}
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package.loaded[...] = types
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local common = require((...):gsub("stdlib%.types$", "interpreter.common"))
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format, to_lua, from_lua = common.format, common.to_lua, common.from_lua
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return types
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