-- Code generated by protoc-gen-tarantool. DO NOT EDIT.
-- source: c_int64.proto
-- syntax: proto3
-- package: c_int64

local pb = require("pb")
local wire = pb.wire
local string_byte = string.byte
local utf8_len = require('utf8').len
local band = bit.band
local rshift = bit.rshift
local CHARS = wire.CHARS
local table_new = require('table.new')

local M = {}

M.options = {go_package = "tarantoolpb_synthetic/c_int64"}

-- Pre-declare message descriptors so cross-references resolve.
M.Wide_descriptor = {name = "c_int64.Wide"}

-- Message: c_int64.Wide
M.Wide_descriptor.fields = {
    {name="a_int64", id=1, kind='scalar', proto_type="int64"},
    {name="a_uint64", id=2, kind='scalar', proto_type="uint64"},
    {name="a_sint64", id=3, kind='scalar', proto_type="sint64"},
    {name="a_fixed64", id=4, kind='scalar', proto_type="fixed64"},
    {name="a_sfixed64", id=5, kind='scalar', proto_type="sfixed64"},
}
pb.finalize_message(M.Wide_descriptor)
M.Wide_fields = pb.field_names({
    a_int64 = "a_int64",
    a_uint64 = "a_uint64",
    a_sint64 = "a_sint64",
    a_fixed64 = "a_fixed64",
    a_sfixed64 = "a_sfixed64",
})

-- EmmyLua / lua-language-server type annotations.
-- These are comments — no runtime effect. They give editors
-- autocomplete and type-checking for the generated wrappers.
---@class c_int64.Wide
---@field a_int64 integer
---@field a_uint64 integer
---@field a_sint64 integer
---@field a_fixed64 integer
---@field a_sfixed64 integer

---@param t? c_int64.Wide
---@return c_int64.Wide
function M.Wide_new(t) return t or {} end

---@param t c_int64.Wide
---@return string
function M.Wide_encode(t)
    local _d = M.Wide_descriptor
    if pb.c_runtime ~= nil then
        local _p = _d.c_plan or pb.c_runtime.compile_plan(_d)
        return pb.c_runtime.encode(_p, t)
    end
    if type(t) ~= 'table' then
        error("expected table for c_int64.Wide, got " .. type(t), 0)
    end
    local out, n = {}, 0
    local v
    -- field 1: a_int64
    v = t.a_int64
    if v ~= nil and v ~= 0 then
        n = n + 1; out[n] = "\x08"
        n = n + 1; out[n] = wire.encode_int64(v)
    end
    -- field 2: a_uint64
    v = t.a_uint64
    if v ~= nil and v ~= 0 then
        n = n + 1; out[n] = "\x10"
        n = n + 1; out[n] = wire.encode_uint64(v)
    end
    -- field 3: a_sint64
    v = t.a_sint64
    if v ~= nil and v ~= 0 then
        n = n + 1; out[n] = "\x18"
        n = n + 1; out[n] = wire.encode_sint64(v)
    end
    -- field 4: a_fixed64
    v = t.a_fixed64
    if v ~= nil and v ~= 0 then
        n = n + 1; out[n] = "\x21"
        n = n + 1; out[n] = wire.encode_fixed64(v)
    end
    -- field 5: a_sfixed64
    v = t.a_sfixed64
    if v ~= nil and v ~= 0 then
        n = n + 1; out[n] = "\x29"
        n = n + 1; out[n] = wire.encode_sfixed64(v)
    end
    local _uf = t._unknown_fields
    if _uf ~= nil and _uf ~= '' then n = n + 1; out[n] = _uf end
    return table.concat(out)
end

---@param b string
---@return c_int64.Wide
function M.Wide_decode(buf)
    local decode_tag = wire.decode_tag
    local _d = M.Wide_descriptor
    if pb.c_runtime ~= nil then
        local _p = _d.c_plan or pb.c_runtime.compile_plan(_d)
        return pb.c_runtime.decode(_p, buf)
    end
    if type(buf) ~= 'string' then
        error("expected string for c_int64.Wide decode, got " .. type(buf), 0)
    end
    local result = {}
    local pos, len = 1, #buf
    local _uf
    while pos <= len do
        local _tag_start = pos
        local id, wt
        local _b = string_byte(buf, pos)
        if _b ~= nil and _b < 0x80 then
            wt = band(_b, 7)
            if wt >= 6 then error("illegal wire type " .. wt, 0) end
            id = rshift(_b, 3)
            if id == 0 then error("illegal field number 0", 0) end
            pos = pos + 1
        elseif _b ~= nil and pos < len then
            local _b2 = string_byte(buf, pos + 1)
            if _b2 < 0x80 then
                if _b2 == 0 then error("overlong tag varint at offset " .. pos, 0) end
                local _v = _b - 128 + _b2 * 128
                wt = band(_v, 7)
                if wt >= 6 then error("illegal wire type " .. wt, 0) end
                id = rshift(_v, 3)
                pos = pos + 2
            else
                id, wt, pos = decode_tag(buf, pos)
            end
        else
            id, wt, pos = decode_tag(buf, pos)
        end
        if id == 1 then
            local val
            val, pos = wire.decode_int64(buf, pos)
            result.a_int64 = val
        elseif id == 2 then
            local val
            val, pos = wire.decode_uint64(buf, pos)
            result.a_uint64 = val
        elseif id == 3 then
            local val
            val, pos = wire.decode_sint64(buf, pos)
            result.a_sint64 = val
        elseif id == 4 then
            local val
            val, pos = wire.decode_fixed64(buf, pos)
            result.a_fixed64 = val
        elseif id == 5 then
            local val
            val, pos = wire.decode_sfixed64(buf, pos)
            result.a_sfixed64 = val
        else
            local _ebid = M.Wide_descriptor.extensions_by_id
            local _ext = _ebid and _ebid[id] or nil
            if _ext ~= nil then
                pos = pb.codec.decode_extension(_ext, buf, pos, wt, result)
            else
                pos = wire.skip_field(buf, pos, wt, id)
                if _uf == nil then _uf = {} end
                _uf[#_uf + 1] = buf:sub(_tag_start, pos - 1)
            end
        end
    end
    if _uf ~= nil then result._unknown_fields = table.concat(_uf) end
    return result
end

---@param b string
---@return c_int64.Wide
function M.Wide_decode_unsafe(buf)
    local decode_tag = wire.decode_tag
    local _d = M.Wide_descriptor
    if pb.c_runtime ~= nil then
        local _p = _d.c_plan or pb.c_runtime.compile_plan(_d)
        return pb.c_runtime.decode_unsafe(_p, buf)
    end
    if type(buf) ~= 'string' then
        error("expected string for c_int64.Wide decode, got " .. type(buf), 0)
    end
    local result = {}
    local pos, len = 1, #buf
    local _uf
    while pos <= len do
        local _tag_start = pos
        local id, wt
        local _b = string_byte(buf, pos)
        if _b ~= nil and _b < 0x80 then
            wt = band(_b, 7)
            if wt >= 6 then error("illegal wire type " .. wt, 0) end
            id = rshift(_b, 3)
            if id == 0 then error("illegal field number 0", 0) end
            pos = pos + 1
        elseif _b ~= nil and pos < len then
            local _b2 = string_byte(buf, pos + 1)
            if _b2 < 0x80 then
                if _b2 == 0 then error("overlong tag varint at offset " .. pos, 0) end
                local _v = _b - 128 + _b2 * 128
                wt = band(_v, 7)
                if wt >= 6 then error("illegal wire type " .. wt, 0) end
                id = rshift(_v, 3)
                pos = pos + 2
            else
                id, wt, pos = decode_tag(buf, pos)
            end
        else
            id, wt, pos = decode_tag(buf, pos)
        end
        if id == 1 then
            local val
            val, pos = wire.decode_int64(buf, pos)
            result.a_int64 = val
        elseif id == 2 then
            local val
            val, pos = wire.decode_uint64(buf, pos)
            result.a_uint64 = val
        elseif id == 3 then
            local val
            val, pos = wire.decode_sint64(buf, pos)
            result.a_sint64 = val
        elseif id == 4 then
            local val
            val, pos = wire.decode_fixed64(buf, pos)
            result.a_fixed64 = val
        elseif id == 5 then
            local val
            val, pos = wire.decode_sfixed64(buf, pos)
            result.a_sfixed64 = val
        else
            local _ebid = M.Wide_descriptor.extensions_by_id
            local _ext = _ebid and _ebid[id] or nil
            if _ext ~= nil then
                pos = pb.codec.decode_extension(_ext, buf, pos, wt, result)
            else
                pos = wire.skip_field(buf, pos, wt, id)
                if _uf == nil then _uf = {} end
                _uf[#_uf + 1] = buf:sub(_tag_start, pos - 1)
            end
        end
    end
    if _uf ~= nil then result._unknown_fields = table.concat(_uf) end
    return result
end

---@param b string
---@return pb.MessageView
function M.Wide_decode_lazy(b) return pb.decode_lazy(M.Wide_descriptor, b) end
---@param t c_int64.Wide
---@param opts? {single_line: boolean?, indent: string?}
---@return string
function M.Wide_text(t, opts) return pb.text.encode(M.Wide_descriptor, t, opts) end

return M