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fix(formatting): Fix formatting using stylua (#11)

This commit is contained in:
Jiří Štefka 2023-09-29 02:14:33 +02:00 committed by GitHub
parent 9e478c9960
commit c295e1e14f
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 2068 additions and 1902 deletions

@ -12,34 +12,32 @@ if not rshift then -- luajit differ from luabit
rshift = luabit.rshift rshift = luabit.rshift
end end
local function byte_mod(x,v) local function byte_mod(x, v)
if x < 0 then if x < 0 then
x = x + 256 x = x + 256
end end
return (x%v) return (x % v)
end end
-- buffer -- buffer
local strbuf = "" -- for unpacking local strbuf = "" -- for unpacking
local strary = {} -- for packing local strary = {} -- for packing
local function strary_append_int16(n,h) local function strary_append_int16(n, h)
if n < 0 then if n < 0 then
n = n + 65536 n = n + 65536
end end
table.insert( strary, tostr(h, math.floor(n / 256), n % 256 ) ) table.insert(strary, tostr(h, math.floor(n / 256), n % 256))
end end
local function strary_append_int32(n,h) local function strary_append_int32(n, h)
if n < 0 then if n < 0 then
n = n + 4294967296 n = n + 4294967296
end end
table.insert(strary, tostr(h, table.insert(
math.floor(n / 16777216), strary,
math.floor(n / 65536) % 256, tostr(h, math.floor(n / 16777216), math.floor(n / 65536) % 256, math.floor(n / 256) % 256, n % 256)
math.floor(n / 256) % 256, )
n % 256 ))
end end
local doubleto8bytes local doubleto8bytes
@ -47,8 +45,8 @@ local strary_append_double = function(n)
-- assume double -- assume double
double_encode_count = double_encode_count + 1 double_encode_count = double_encode_count + 1
local b = doubleto8bytes(n) local b = doubleto8bytes(n)
table.insert( strary, tostr(0xcb)) table.insert(strary, tostr(0xcb))
table.insert( strary, string.reverse(b) ) -- reverse: make big endian double precision table.insert(strary, string.reverse(b)) -- reverse: make big endian double precision
end end
--- IEEE 754 --- IEEE 754
@ -59,11 +57,14 @@ doubleto8bytes = function(x)
return math.floor(v / 256), tostr(math.fmod(math.floor(v), 256)) return math.floor(v / 256), tostr(math.fmod(math.floor(v), 256))
end end
local sign = 0 local sign = 0
if x < 0 then sign = 1; x = -x end if x < 0 then
sign = 1
x = -x
end
local mantissa, exponent = math.frexp(x) local mantissa, exponent = math.frexp(x)
if x == 0 then -- zero if x == 0 then -- zero
mantissa, exponent = 0, 0 mantissa, exponent = 0, 0
elseif x == 1/0 then elseif x == 1 / 0 then
mantissa, exponent = 0, 2047 mantissa, exponent = 0, 2047
else else
mantissa = (mantissa * 2 - 1) * math.ldexp(0.5, 53) mantissa = (mantissa * 2 - 1) * math.ldexp(0.5, 53)
@ -72,11 +73,14 @@ doubleto8bytes = function(x)
local v, byte = "" -- convert to bytes local v, byte = "" -- convert to bytes
x = mantissa x = mantissa
for _ = 1,6 do for _ = 1, 6 do
_, byte = grab_byte(x); v = v..byte -- 47:0 _, byte = grab_byte(x)
v = v .. byte -- 47:0
end end
x, byte = grab_byte(exponent * 16 + x); v = v..byte -- 55:48 x, byte = grab_byte(exponent * 16 + x)
x, byte = grab_byte(sign * 128 + x); v = v..byte -- 63:56 v = v .. byte -- 55:48
x, byte = grab_byte(sign * 128 + x)
v = v .. byte -- 63:56
return v, x return v, x
end end
@ -91,10 +95,10 @@ local function bitstofrac(ary)
end end
local function bytestobits(ary) local function bytestobits(ary)
local out={} local out = {}
for _, v in ipairs(ary) do for _, v in ipairs(ary) do
for j = 0, 7, 1 do for j = 0, 7, 1 do
table.insert(out, band( rshift(v,7-j), 1 ) ) table.insert(out, band(rshift(v, 7 - j), 1))
end end
end end
return out return out
@ -105,22 +109,38 @@ local function bytestodouble(v)
-- sign:1bit -- sign:1bit
-- exp: 11bit (2048, bias=1023) -- exp: 11bit (2048, bias=1023)
local sign = math.floor(v:byte(8) / 128) local sign = math.floor(v:byte(8) / 128)
local exp = band( v:byte(8), 127 ) * 16 + rshift( v:byte(7), 4 ) - 1023 -- bias local exp = band(v:byte(8), 127) * 16 + rshift(v:byte(7), 4) - 1023 -- bias
-- frac: 52 bit -- frac: 52 bit
local fracbytes = { local fracbytes = {
band( v:byte(7), 15 ), v:byte(6), v:byte(5), v:byte(4), v:byte(3), v:byte(2), v:byte(1) -- big endian band(v:byte(7), 15),
v:byte(6),
v:byte(5),
v:byte(4),
v:byte(3),
v:byte(2),
v:byte(1), -- big endian
} }
local bits = bytestobits(fracbytes) local bits = bytestobits(fracbytes)
for _ = 1, 4 do table.remove(bits,1) end for _ = 1, 4 do
table.remove(bits, 1)
end
if sign == 1 then sign = -1 else sign = 1 end if sign == 1 then
sign = -1
else
sign = 1
end
local frac = bitstofrac(bits) local frac = bitstofrac(bits)
if exp == -1023 and frac==0 then return 0 end if exp == -1023 and frac == 0 then
if exp == 1024 and frac==0 then return 1/0 *sign end return 0
end
if exp == 1024 and frac == 0 then
return 1 / 0 * sign
end
local real = math.ldexp(1+frac,exp) local real = math.ldexp(1 + frac, exp)
return real * sign return real * sign
end end
@ -135,14 +155,14 @@ packers.dynamic = function(data)
end end
packers["nil"] = function() packers["nil"] = function()
table.insert( strary, tostr(0xc0)) table.insert(strary, tostr(0xc0))
end end
packers.boolean = function(data) packers.boolean = function(data)
if data then -- pack true if data then -- pack true
table.insert( strary, tostr(0xc3)) table.insert(strary, tostr(0xc3))
else -- pack false else -- pack false
table.insert( strary, tostr(0xc2)) table.insert(strary, tostr(0xc2))
end end
end end
@ -150,25 +170,25 @@ packers.number = function(n)
if math.floor(n) == n then -- integer if math.floor(n) == n then -- integer
if n >= 0 then -- positive integer if n >= 0 then -- positive integer
if n < 128 then -- positive fixnum if n < 128 then -- positive fixnum
table.insert( strary, tostr(n)) table.insert(strary, tostr(n))
elseif n < 256 then -- uint8 elseif n < 256 then -- uint8
table.insert(strary, tostr(0xcc,n)) table.insert(strary, tostr(0xcc, n))
elseif n < 65536 then -- uint16 elseif n < 65536 then -- uint16
strary_append_int16(n,0xcd) strary_append_int16(n, 0xcd)
elseif n < 4294967296 then -- uint32 elseif n < 4294967296 then -- uint32
strary_append_int32(n,0xce) strary_append_int32(n, 0xce)
else -- lua cannot handle uint64, so double else -- lua cannot handle uint64, so double
strary_append_double(n) strary_append_double(n)
end end
else -- negative integer else -- negative integer
if n >= -32 then -- negative fixnum if n >= -32 then -- negative fixnum
table.insert( strary, tostr( 0xe0 + ((n+256)%32)) ) table.insert(strary, tostr(0xe0 + ((n + 256) % 32)))
elseif n >= -128 then -- int8 elseif n >= -128 then -- int8
table.insert( strary, tostr(0xd0,byte_mod(n,0x100))) table.insert(strary, tostr(0xd0, byte_mod(n, 0x100)))
elseif n >= -32768 then -- int16 elseif n >= -32768 then -- int16
strary_append_int16(n,0xd1) strary_append_int16(n, 0xd1)
elseif n >= -2147483648 then -- int32 elseif n >= -2147483648 then -- int32
strary_append_int32(n,0xd2) strary_append_int32(n, 0xd2)
else -- lua cannot handle int64, so double else -- lua cannot handle int64, so double
strary_append_double(n) strary_append_double(n)
end end
@ -181,15 +201,15 @@ end
packers.string = function(data) packers.string = function(data)
local n = #data local n = #data
if n < 32 then if n < 32 then
table.insert( strary, tostr( 0xa0+n ) ) table.insert(strary, tostr(0xa0 + n))
elseif n < 65536 then elseif n < 65536 then
strary_append_int16(n,0xda) strary_append_int16(n, 0xda)
elseif n < 4294967296 then elseif n < 4294967296 then
strary_append_int32(n,0xdb) strary_append_int32(n, 0xdb)
else else
error("overflow") error("overflow")
end end
table.insert( strary, data) table.insert(strary, data)
end end
packers["function"] = function() packers["function"] = function()
@ -205,38 +225,44 @@ packers.thread = function()
end end
packers.table = function(data) packers.table = function(data)
local is_map,ndata,nmax = false,0,0 local is_map, ndata, nmax = false, 0, 0
for k,_ in pairs(data) do for k, _ in pairs(data) do
if type(k) == "number" then if type(k) == "number" then
if k > nmax then nmax = k end if k > nmax then
else is_map = true end nmax = k
ndata = ndata+1 end
else
is_map = true
end
ndata = ndata + 1
end end
if is_map then -- pack as map if is_map then -- pack as map
if ndata < 16 then if ndata < 16 then
table.insert( strary, tostr(0x80+ndata)) table.insert(strary, tostr(0x80 + ndata))
elseif ndata < 65536 then elseif ndata < 65536 then
strary_append_int16(ndata,0xde) strary_append_int16(ndata, 0xde)
elseif ndata < 4294967296 then elseif ndata < 4294967296 then
strary_append_int32(ndata,0xdf) strary_append_int32(ndata, 0xdf)
else else
error("overflow") error("overflow")
end end
for k,v in pairs(data) do for k, v in pairs(data) do
packers[type(k)](k) packers[type(k)](k)
packers[type(v)](v) packers[type(v)](v)
end end
else -- pack as array else -- pack as array
if nmax < 16 then if nmax < 16 then
table.insert( strary, tostr( 0x90+nmax ) ) table.insert(strary, tostr(0x90 + nmax))
elseif nmax < 65536 then elseif nmax < 65536 then
strary_append_int16(nmax,0xdc) strary_append_int16(nmax, 0xdc)
elseif nmax < 4294967296 then elseif nmax < 4294967296 then
strary_append_int32(nmax,0xdd) strary_append_int32(nmax, 0xdd)
else else
error("overflow") error("overflow")
end end
for i=1,nmax do packers[type(data[i])](data[i]) end for i = 1, nmax do
packers[type(data[i])](data[i])
end
end end
end end
@ -265,105 +291,119 @@ local types_map = {
} }
local type_for = function(n) local type_for = function(n)
if types_map[n] then
if types_map[n] then return types_map[n] return types_map[n]
elseif n < 0xc0 then elseif n < 0xc0 then
if n < 0x80 then return "fixnum_posi" if n < 0x80 then
elseif n < 0x90 then return "fixmap" return "fixnum_posi"
elseif n < 0xa0 then return "fixarray" elseif n < 0x90 then
else return "fixraw" end return "fixmap"
elseif n > 0xdf then return "fixnum_neg" elseif n < 0xa0 then
else return "undefined" end return "fixarray"
else
return "fixraw"
end
elseif n > 0xdf then
return "fixnum_neg"
else
return "undefined"
end
end end
local types_len_map = { local types_len_map = {
uint16 = 2, uint32 = 4, uint64 = 8, uint16 = 2,
int16 = 2, int32 = 4, int64 = 8, uint32 = 4,
float = 4, double = 8, uint64 = 8,
int16 = 2,
int32 = 4,
int64 = 8,
float = 4,
double = 8,
} }
--- unpackers --- unpackers
local unpackers = {} local unpackers = {}
local unpack_number = function(offset,ntype,nlen) local unpack_number = function(offset, ntype, nlen)
local b1,b2,b3,b4,b5,b6,b7,b8 local b1, b2, b3, b4, b5, b6, b7, b8
if nlen>=2 then if nlen >= 2 then
b1,b2 = string.byte( strbuf, offset+1, offset+2 ) b1, b2 = string.byte(strbuf, offset + 1, offset + 2)
end end
if nlen>=4 then if nlen >= 4 then
b3,b4 = string.byte( strbuf, offset+3, offset+4 ) b3, b4 = string.byte(strbuf, offset + 3, offset + 4)
end end
if nlen>=8 then if nlen >= 8 then
b5,b6,b7,b8 = string.byte( strbuf, offset+5, offset+8 ) b5, b6, b7, b8 = string.byte(strbuf, offset + 5, offset + 8)
end end
if ntype == "uint16_t" then if ntype == "uint16_t" then
return b1 * 256 + b2 return b1 * 256 + b2
elseif ntype == "uint32_t" then elseif ntype == "uint32_t" then
return b1*65536*256 + b2*65536 + b3 * 256 + b4 return b1 * 65536 * 256 + b2 * 65536 + b3 * 256 + b4
elseif ntype == "int16_t" then elseif ntype == "int16_t" then
local n = b1 * 256 + b2 local n = b1 * 256 + b2
local nn = (65536 - n)*-1 local nn = (65536 - n) * -1
if nn == -65536 then nn = 0 end if nn == -65536 then
nn = 0
end
return nn return nn
elseif ntype == "int32_t" then elseif ntype == "int32_t" then
local n = b1*65536*256 + b2*65536 + b3 * 256 + b4 local n = b1 * 65536 * 256 + b2 * 65536 + b3 * 256 + b4
local nn = ( 4294967296 - n ) * -1 local nn = (4294967296 - n) * -1
if nn == -4294967296 then nn = 0 end if nn == -4294967296 then
nn = 0
end
return nn return nn
elseif ntype == "double_t" then elseif ntype == "double_t" then
local s = tostr(b8,b7,b6,b5,b4,b3,b2,b1) local s = tostr(b8, b7, b6, b5, b4, b3, b2, b1)
double_decode_count = double_decode_count + 1 double_decode_count = double_decode_count + 1
local n = bytestodouble( s ) local n = bytestodouble(s)
return n return n
else else
error("unpack_number: not impl:" .. ntype ) error("unpack_number: not impl:" .. ntype)
end end
end end
local function unpacker_number(offset) local function unpacker_number(offset)
local obj_type = type_for( string.byte( strbuf, offset+1, offset+1 ) ) local obj_type = type_for(string.byte(strbuf, offset + 1, offset + 1))
local nlen = types_len_map[obj_type] local nlen = types_len_map[obj_type]
local ntype local ntype
if (obj_type == "float") then if obj_type == "float" then
error("float is not implemented") error("float is not implemented")
else else
ntype = obj_type .. "_t" ntype = obj_type .. "_t"
end end
return offset+nlen+1,unpack_number(offset+1,ntype,nlen) return offset + nlen + 1, unpack_number(offset + 1, ntype, nlen)
end end
local function unpack_map(offset,n) local function unpack_map(offset, n)
local r = {} local r = {}
local k,v local k, v
for _ = 1, n do for _ = 1, n do
offset,k = unpackers.dynamic(offset) offset, k = unpackers.dynamic(offset)
assert(offset) assert(offset)
offset,v = unpackers.dynamic(offset) offset, v = unpackers.dynamic(offset)
assert(offset) assert(offset)
r[k] = v r[k] = v
end end
return offset,r return offset, r
end end
local function unpack_array(offset,n) local function unpack_array(offset, n)
local r = {} local r = {}
for i=1,n do for i = 1, n do
offset,r[i] = unpackers.dynamic(offset) offset, r[i] = unpackers.dynamic(offset)
assert(offset) assert(offset)
end end
return offset,r return offset, r
end end
function unpackers.dynamic(offset) function unpackers.dynamic(offset)
if offset >= #strbuf then error("need more data") end if offset >= #strbuf then
local obj_type = type_for( string.byte( strbuf, offset+1, offset+1 ) ) error("need more data")
end
local obj_type = type_for(string.byte(strbuf, offset + 1, offset + 1))
return unpackers[obj_type](offset) return unpackers[obj_type](offset)
end end
@ -372,23 +412,23 @@ function unpackers.undefined()
end end
unpackers["nil"] = function(offset) unpackers["nil"] = function(offset)
return offset+1,nil return offset + 1, nil
end end
unpackers["false"] = function(offset) unpackers["false"] = function(offset)
return offset+1,false return offset + 1, false
end end
unpackers["true"] = function(offset) unpackers["true"] = function(offset)
return offset+1,true return offset + 1, true
end end
unpackers.fixnum_posi = function(offset) unpackers.fixnum_posi = function(offset)
return offset+1, string.byte(strbuf, offset+1, offset+1) return offset + 1, string.byte(strbuf, offset + 1, offset + 1)
end end
unpackers.uint8 = function(offset) unpackers.uint8 = function(offset)
return offset+2, string.byte(strbuf, offset+2, offset+2) return offset + 2, string.byte(strbuf, offset + 2, offset + 2)
end end
unpackers.uint16 = unpacker_number unpackers.uint16 = unpacker_number
@ -397,17 +437,17 @@ unpackers.uint64 = unpacker_number
unpackers.fixnum_neg = function(offset) unpackers.fixnum_neg = function(offset)
-- alternative to cast below: -- alternative to cast below:
local n = string.byte( strbuf, offset+1, offset+1) local n = string.byte(strbuf, offset + 1, offset + 1)
local nn = ( 256 - n ) * -1 local nn = (256 - n) * -1
return offset+1, nn return offset + 1, nn
end end
unpackers.int8 = function(offset) unpackers.int8 = function(offset)
local i = string.byte( strbuf, offset+2, offset+2 ) local i = string.byte(strbuf, offset + 2, offset + 2)
if i > 127 then if i > 127 then
i = (256 - i ) * -1 i = (256 - i) * -1
end end
return offset+2, i return offset + 2, i
end end
unpackers.int16 = unpacker_number unpackers.int16 = unpacker_number
@ -418,92 +458,96 @@ unpackers.float = unpacker_number
unpackers.double = unpacker_number unpackers.double = unpacker_number
unpackers.fixraw = function(offset) unpackers.fixraw = function(offset)
local n = byte_mod( string.byte( strbuf, offset+1, offset+1) ,0x1f+1) local n = byte_mod(string.byte(strbuf, offset + 1, offset + 1), 0x1f + 1)
-- print("unpackers.fixraw: offset:", offset, "#buf:", #buf, "n:",n ) -- print("unpackers.fixraw: offset:", offset, "#buf:", #buf, "n:",n )
local b local b
if ( #strbuf - 1 - offset ) < n then if (#strbuf - 1 - offset) < n then
error("require more data") error("require more data")
end end
if n > 0 then if n > 0 then
b = string.sub( strbuf, offset + 1 + 1, offset + 1 + 1 + n - 1 ) b = string.sub(strbuf, offset + 1 + 1, offset + 1 + 1 + n - 1)
else else
b = "" b = ""
end end
return offset+n+1, b return offset + n + 1, b
end end
unpackers.raw16 = function(offset) unpackers.raw16 = function(offset)
local n = unpack_number(offset+1,"uint16_t",2) local n = unpack_number(offset + 1, "uint16_t", 2)
if ( #strbuf - 1 - 2 - offset ) < n then if (#strbuf - 1 - 2 - offset) < n then
error("require more data") error("require more data")
end end
local b = string.sub( strbuf, offset+1+1+2, offset+1 + 1+2 + n - 1 ) local b = string.sub(strbuf, offset + 1 + 1 + 2, offset + 1 + 1 + 2 + n - 1)
return offset+n+3, b return offset + n + 3, b
end end
unpackers.raw32 = function(offset) unpackers.raw32 = function(offset)
local n = unpack_number(offset+1,"uint32_t",4) local n = unpack_number(offset + 1, "uint32_t", 4)
if ( #strbuf - 1 - 4 - offset ) < n then if (#strbuf - 1 - 4 - offset) < n then
error( "require more data (possibly bug)") error("require more data (possibly bug)")
end end
local b = string.sub( strbuf, offset+1+ 1+4, offset+1 + 1+4 +n -1 ) local b = string.sub(strbuf, offset + 1 + 1 + 4, offset + 1 + 1 + 4 + n - 1)
return offset+n+5,b return offset + n + 5, b
end end
unpackers.fixarray = function(offset) unpackers.fixarray = function(offset)
return unpack_array( offset+1,byte_mod( string.byte( strbuf, offset+1,offset+1),0x0f+1)) return unpack_array(offset + 1, byte_mod(string.byte(strbuf, offset + 1, offset + 1), 0x0f + 1))
end end
unpackers.array16 = function(offset) unpackers.array16 = function(offset)
return unpack_array(offset+3,unpack_number(offset+1,"uint16_t",2)) return unpack_array(offset + 3, unpack_number(offset + 1, "uint16_t", 2))
end end
unpackers.array32 = function(offset) unpackers.array32 = function(offset)
return unpack_array(offset+5,unpack_number(offset+1,"uint32_t",4)) return unpack_array(offset + 5, unpack_number(offset + 1, "uint32_t", 4))
end end
unpackers.fixmap = function(offset) unpackers.fixmap = function(offset)
return unpack_map(offset+1,byte_mod( string.byte( strbuf, offset+1,offset+1),0x0f+1)) return unpack_map(offset + 1, byte_mod(string.byte(strbuf, offset + 1, offset + 1), 0x0f + 1))
end end
unpackers.map16 = function(offset) unpackers.map16 = function(offset)
return unpack_map(offset+3,unpack_number(offset+1,"uint16_t",2)) return unpack_map(offset + 3, unpack_number(offset + 1, "uint16_t", 2))
end end
unpackers.map32 = function(offset) unpackers.map32 = function(offset)
return unpack_map(offset+5,unpack_number(offset+1,"uint32_t",4)) return unpack_map(offset + 5, unpack_number(offset + 1, "uint32_t", 4))
end end
-- Main functions -- Main functions
local ljp_pack = function(data) local ljp_pack = function(data)
strary={} strary = {}
packers.dynamic(data) packers.dynamic(data)
local s = table.concat(strary,"") local s = table.concat(strary, "")
return s return s
end end
local ljp_unpack = function(s,offset) local ljp_unpack = function(s, offset)
if offset == nil then offset = 0 end if offset == nil then
if type(s) ~= "string" then return false,"invalid argument" end offset = 0
end
if type(s) ~= "string" then
return false, "invalid argument"
end
local data local data
strbuf = s strbuf = s
offset,data = unpackers.dynamic(offset) offset, data = unpackers.dynamic(offset)
return offset,data return offset, data
end end
local function ljp_stat() local function ljp_stat()
return { return {
double_decode_count = double_decode_count, double_decode_count = double_decode_count,
double_encode_count = double_encode_count double_encode_count = double_encode_count,
} }
end end
local msgpack = { local msgpack = {
pack = ljp_pack, pack = ljp_pack,
unpack = ljp_unpack, unpack = ljp_unpack,
stat = ljp_stat stat = ljp_stat,
} }
return msgpack return msgpack

@ -1,140 +1,265 @@
local n, v = "serpent", "0.302" -- (C) 2012-18 Paul Kulchenko; MIT License local n, v = "serpent", "0.302" -- (C) 2012-18 Paul Kulchenko; MIT License
local c, d = "Paul Kulchenko", "Lua serializer and pretty printer" local c, d = "Paul Kulchenko", "Lua serializer and pretty printer"
local snum = {[tostring(1/0)]='1/0 --[[math.huge]]',[tostring(-1/0)]='-1/0 --[[-math.huge]]',[tostring(0/0)]='0/0'} local snum = {
local badtype = {thread = true, userdata = true, cdata = true} [tostring(1 / 0)] = "1/0 --[[math.huge]]",
[tostring(-1 / 0)] = "-1/0 --[[-math.huge]]",
[tostring(0 / 0)] = "0/0",
}
local badtype = { thread = true, userdata = true, cdata = true }
local getmetatable = debug and debug.getmetatable or getmetatable local getmetatable = debug and debug.getmetatable or getmetatable
local pairs = function(t) return next, t end -- avoid using __pairs in Lua 5.2+ local pairs = function(t)
return next, t
end -- avoid using __pairs in Lua 5.2+
local keyword, globals, G = {}, {}, (_G or _ENV) local keyword, globals, G = {}, {}, (_G or _ENV)
for _,k in ipairs({'and', 'break', 'do', 'else', 'elseif', 'end', 'false', for _, k in ipairs({
'for', 'function', 'goto', 'if', 'in', 'local', 'nil', 'not', 'or', 'repeat', "and",
'return', 'then', 'true', 'until', 'while'}) do keyword[k] = true end "break",
for k,v in pairs(G) do globals[v] = k end -- build func to name mapping "do",
for _,g in ipairs({'coroutine', 'debug', 'io', 'math', 'string', 'table', 'os'}) do "else",
for k,v in pairs(type(G[g]) == 'table' and G[g] or {}) do globals[v] = g..'.'..k end end "elseif",
"end",
"false",
"for",
"function",
"goto",
"if",
"in",
"local",
"nil",
"not",
"or",
"repeat",
"return",
"then",
"true",
"until",
"while",
}) do
keyword[k] = true
end
for k, v in pairs(G) do
globals[v] = k
end -- build func to name mapping
for _, g in ipairs({ "coroutine", "debug", "io", "math", "string", "table", "os" }) do
for k, v in pairs(type(G[g]) == "table" and G[g] or {}) do
globals[v] = g .. "." .. k
end
end
local function s(t, opts) local function s(t, opts)
local name, indent, fatal, maxnum = opts.name, opts.indent, opts.fatal, opts.maxnum local name, indent, fatal, maxnum = opts.name, opts.indent, opts.fatal, opts.maxnum
local sparse, custom, huge = opts.sparse, opts.custom, not opts.nohuge local sparse, custom, huge = opts.sparse, opts.custom, not opts.nohuge
local space, maxl = (opts.compact and '' or ' '), (opts.maxlevel or math.huge) local space, maxl = (opts.compact and "" or " "), (opts.maxlevel or math.huge)
local maxlen, metatostring = tonumber(opts.maxlength), opts.metatostring local maxlen, metatostring = tonumber(opts.maxlength), opts.metatostring
local iname, comm = '_'..(name or ''), opts.comment and (tonumber(opts.comment) or math.huge) local iname, comm = "_" .. (name or ""), opts.comment and (tonumber(opts.comment) or math.huge)
local numformat = opts.numformat or "%.17g" local numformat = opts.numformat or "%.17g"
local seen, sref, syms, symn = {}, {'local '..iname..'={}'}, {}, 0 local seen, sref, syms, symn = {}, { "local " .. iname .. "={}" }, {}, 0
local function gensym(val) return '_'..(tostring(tostring(val)):gsub("[^%w]",""):gsub("(%d%w+)", local function gensym(val)
return "_"
.. (
tostring(tostring(val)):gsub("[^%w]", ""):gsub(
"(%d%w+)",
-- tostring(val) is needed because __tostring may return a non-string value -- tostring(val) is needed because __tostring may return a non-string value
function(s) if not syms[s] then symn = symn+1; syms[s] = symn end return tostring(syms[s]) end)) end function(s)
local function safestr(s) return type(s) == "number" and tostring(huge and snum[tostring(s)] or numformat:format(s)) if not syms[s] then
symn = symn + 1
syms[s] = symn
end
return tostring(syms[s])
end
)
)
end
local function safestr(s)
return type(s) == "number" and tostring(huge and snum[tostring(s)] or numformat:format(s))
or type(s) ~= "string" and tostring(s) -- escape NEWLINE/010 and EOF/026 or type(s) ~= "string" and tostring(s) -- escape NEWLINE/010 and EOF/026
or ("%q"):format(s):gsub("\010","n"):gsub("\026","\\026") end or ("%q"):format(s):gsub("\010", "n"):gsub("\026", "\\026")
local function comment(s,l) return comm and (l or 0) < comm and ' --[['..select(2, pcall(tostring, s))..']]' or '' end end
local function globerr(s,l) return globals[s] and globals[s]..comment(s,l) or not fatal local function comment(s, l)
and safestr(select(2, pcall(tostring, s))) or error("Can't serialize "..tostring(s)) end return comm and (l or 0) < comm and " --[[" .. select(2, pcall(tostring, s)) .. "]]" or ""
end
local function globerr(s, l)
return globals[s] and globals[s] .. comment(s, l)
or not fatal and safestr(select(2, pcall(tostring, s)))
or error("Can't serialize " .. tostring(s))
end
local function safename(path, name) -- generates foo.bar, foo[3], or foo['b a r'] local function safename(path, name) -- generates foo.bar, foo[3], or foo['b a r']
local n = name == nil and '' or name local n = name == nil and "" or name
local plain = type(n) == "string" and n:match("^[%l%u_][%w_]*$") and not keyword[n] local plain = type(n) == "string" and n:match("^[%l%u_][%w_]*$") and not keyword[n]
local safe = plain and n or '['..safestr(n)..']' local safe = plain and n or "[" .. safestr(n) .. "]"
return (path or '')..(plain and path and '.' or '')..safe, safe end return (path or "") .. (plain and path and "." or "") .. safe, safe
local alphanumsort = type(opts.sortkeys) == 'function' and opts.sortkeys or function(k, o, n) -- k=keys, o=originaltable, n=padding end
local maxn, to = tonumber(n) or 12, {number = 'a', string = 'b'} local alphanumsort = type(opts.sortkeys) == "function" and opts.sortkeys
local function padnum(d) return ("%0"..tostring(maxn).."d"):format(tonumber(d)) end or function(k, o, n) -- k=keys, o=originaltable, n=padding
table.sort(k, function(a,b) local maxn, to = tonumber(n) or 12, { number = "a", string = "b" }
local function padnum(d)
return ("%0" .. tostring(maxn) .. "d"):format(tonumber(d))
end
table.sort(k, function(a, b)
-- sort numeric keys first: k[key] is not nil for numerical keys -- sort numeric keys first: k[key] is not nil for numerical keys
return (k[a] ~= nil and 0 or to[type(a)] or 'z')..(tostring(a):gsub("%d+",padnum)) return (k[a] ~= nil and 0 or to[type(a)] or "z") .. (tostring(a):gsub("%d+", padnum))
< (k[b] ~= nil and 0 or to[type(b)] or 'z')..(tostring(b):gsub("%d+",padnum)) end) end < (k[b] ~= nil and 0 or to[type(b)] or "z") .. (tostring(b):gsub("%d+", padnum))
end)
end
local function val2str(t, name, indent, insref, path, plainindex, level) local function val2str(t, name, indent, insref, path, plainindex, level)
local ttype, level, mt = type(t), (level or 0), getmetatable(t) local ttype, level, mt = type(t), (level or 0), getmetatable(t)
local spath, sname = safename(path, name) local spath, sname = safename(path, name)
local tag = plainindex and local tag = plainindex and ((type(name) == "number") and "" or name .. space .. "=" .. space)
((type(name) == "number") and '' or name..space..'='..space) or or (name ~= nil and sname .. space .. "=" .. space or "")
(name ~= nil and sname..space..'='..space or '')
if seen[t] then -- already seen this element if seen[t] then -- already seen this element
sref[#sref+1] = spath..space..'='..space..seen[t] sref[#sref + 1] = spath .. space .. "=" .. space .. seen[t]
return tag..'nil'..comment('ref', level) end return tag .. "nil" .. comment("ref", level)
end
-- protect from those cases where __tostring may fail -- protect from those cases where __tostring may fail
if type(mt) == 'table' and metatostring ~= false then if type(mt) == "table" and metatostring ~= false then
local to, tr = pcall(function() return mt.__tostring(t) end) local to, tr = pcall(function()
local so, sr = pcall(function() return mt.__serialize(t) end) return mt.__tostring(t)
if (to or so) then -- knows how to serialize itself end)
local so, sr = pcall(function()
return mt.__serialize(t)
end)
if to or so then -- knows how to serialize itself
seen[t] = insref or spath seen[t] = insref or spath
t = so and sr or tr t = so and sr or tr
ttype = type(t) ttype = type(t)
end -- new value falls through to be serialized end -- new value falls through to be serialized
end end
if ttype == "table" then if ttype == "table" then
if level >= maxl then return tag..'{}'..comment('maxlvl', level) end if level >= maxl then
return tag .. "{}" .. comment("maxlvl", level)
end
seen[t] = insref or spath seen[t] = insref or spath
if next(t) == nil then return tag..'{}'..comment(t, level) end -- table empty if next(t) == nil then
if maxlen and maxlen < 0 then return tag..'{}'..comment('maxlen', level) end return tag .. "{}" .. comment(t, level)
end -- table empty
if maxlen and maxlen < 0 then
return tag .. "{}" .. comment("maxlen", level)
end
local maxn, o, out = math.min(#t, maxnum or #t), {}, {} local maxn, o, out = math.min(#t, maxnum or #t), {}, {}
for key = 1, maxn do o[key] = key end for key = 1, maxn do
o[key] = key
end
if not maxnum or #o < maxnum then if not maxnum or #o < maxnum then
local n = #o -- n = n + 1; o[n] is much faster than o[#o+1] on large tables local n = #o -- n = n + 1; o[n] is much faster than o[#o+1] on large tables
for key in pairs(t) do if o[key] ~= key then n = n + 1; o[n] = key end end end for key in pairs(t) do
if maxnum and #o > maxnum then o[maxnum+1] = nil end if o[key] ~= key then
if opts.sortkeys and #o > maxn then alphanumsort(o, t, opts.sortkeys) end n = n + 1
o[n] = key
end
end
end
if maxnum and #o > maxnum then
o[maxnum + 1] = nil
end
if opts.sortkeys and #o > maxn then
alphanumsort(o, t, opts.sortkeys)
end
local sparse = sparse and #o > maxn -- disable sparsness if only numeric keys (shorter output) local sparse = sparse and #o > maxn -- disable sparsness if only numeric keys (shorter output)
for n, key in ipairs(o) do for n, key in ipairs(o) do
local value, ktype, plainindex = t[key], type(key), n <= maxn and not sparse local value, ktype, plainindex = t[key], type(key), n <= maxn and not sparse
if opts.valignore and opts.valignore[value] -- skip ignored values; do nothing if
opts.valignore and opts.valignore[value] -- skip ignored values; do nothing
or opts.keyallow and not opts.keyallow[key] or opts.keyallow and not opts.keyallow[key]
or opts.keyignore and opts.keyignore[key] or opts.keyignore and opts.keyignore[key]
or opts.valtypeignore and opts.valtypeignore[type(value)] -- skipping ignored value types or opts.valtypeignore and opts.valtypeignore[type(value)] -- skipping ignored value types
or sparse and value == nil then -- skipping nils; do nothing or sparse and value == nil
elseif ktype == 'table' or ktype == 'function' or badtype[ktype] then then -- skipping nils; do nothing
elseif ktype == "table" or ktype == "function" or badtype[ktype] then
if not seen[key] and not globals[key] then if not seen[key] and not globals[key] then
sref[#sref+1] = 'placeholder' sref[#sref + 1] = "placeholder"
local sname = safename(iname, gensym(key)) -- iname is table for local variables local sname = safename(iname, gensym(key)) -- iname is table for local variables
sref[#sref] = val2str(key,sname,indent,sname,iname,true) end sref[#sref] = val2str(key, sname, indent, sname, iname, true)
sref[#sref+1] = 'placeholder' end
local path = seen[t]..'['..tostring(seen[key] or globals[key] or gensym(key))..']' sref[#sref + 1] = "placeholder"
sref[#sref] = path..space..'='..space..tostring(seen[value] or val2str(value,nil,indent,path)) local path = seen[t] .. "[" .. tostring(seen[key] or globals[key] or gensym(key)) .. "]"
sref[#sref] = path
.. space
.. "="
.. space
.. tostring(seen[value] or val2str(value, nil, indent, path))
else else
out[#out+1] = val2str(value,key,indent,nil,seen[t],plainindex,level+1) out[#out + 1] = val2str(value, key, indent, nil, seen[t], plainindex, level + 1)
if maxlen then if maxlen then
maxlen = maxlen - #out[#out] maxlen = maxlen - #out[#out]
if maxlen < 0 then break end if maxlen < 0 then
break
end end
end end
end end
local prefix = string.rep(indent or '', level) end
local head = indent and '{\n'..prefix..indent or '{' local prefix = string.rep(indent or "", level)
local body = table.concat(out, ','..(indent and '\n'..prefix..indent or space)) local head = indent and "{\n" .. prefix .. indent or "{"
local tail = indent and "\n"..prefix..'}' or '}' local body = table.concat(out, "," .. (indent and "\n" .. prefix .. indent or space))
return (custom and custom(tag,head,body,tail,level) or tag..head..body..tail)..comment(t, level) local tail = indent and "\n" .. prefix .. "}" or "}"
return (custom and custom(tag, head, body, tail, level) or tag .. head .. body .. tail) .. comment(t, level)
elseif badtype[ttype] then elseif badtype[ttype] then
seen[t] = insref or spath seen[t] = insref or spath
return tag..globerr(t, level) return tag .. globerr(t, level)
elseif ttype == 'function' then elseif ttype == "function" then
seen[t] = insref or spath seen[t] = insref or spath
if opts.nocode then return tag.."function() --[[..skipped..]] end"..comment(t, level) end if opts.nocode then
local ok, res = pcall(string.dump, t) return tag .. "function() --[[..skipped..]] end" .. comment(t, level)
local func = ok and "((loadstring or load)("..safestr(res)..",'@serialized'))"..comment(t, level)
return tag..(func or globerr(t, level))
else return tag..safestr(t) end -- handle all other types
end end
local sepr = indent and "\n" or ";"..space local ok, res = pcall(string.dump, t)
local func = ok and "((loadstring or load)(" .. safestr(res) .. ",'@serialized'))" .. comment(t, level)
return tag .. (func or globerr(t, level))
else
return tag .. safestr(t)
end -- handle all other types
end
local sepr = indent and "\n" or ";" .. space
local body = val2str(t, name, indent) -- this call also populates sref local body = val2str(t, name, indent) -- this call also populates sref
local tail = #sref>1 and table.concat(sref, sepr)..sepr or '' local tail = #sref > 1 and table.concat(sref, sepr) .. sepr or ""
local warn = opts.comment and #sref>1 and space.."--[[incomplete output with shared/self-references skipped]]" or '' local warn = opts.comment and #sref > 1 and space .. "--[[incomplete output with shared/self-references skipped]]"
return not name and body..warn or "do local "..body..sepr..tail.."return "..name..sepr.."end" or ""
return not name and body .. warn or "do local " .. body .. sepr .. tail .. "return " .. name .. sepr .. "end"
end end
local function deserialize(data, opts) local function deserialize(data, opts)
local env = (opts and opts.safe == false) and G local env = (opts and opts.safe == false) and G
or setmetatable({}, { or setmetatable({}, {
__index = function(t,k) return t end, __index = function(t, k)
__call = function(t,...) error("cannot call functions") end return t
end,
__call = function(t, ...)
error("cannot call functions")
end,
}) })
local f, res = (loadstring or load)('return '..data, nil, nil, env) local f, res = (loadstring or load)("return " .. data, nil, nil, env)
if not f then f, res = (loadstring or load)(data, nil, nil, env) end if not f then
if not f then return f, res end f, res = (loadstring or load)(data, nil, nil, env)
if setfenv then setfenv(f, env) end end
if not f then
return f, res
end
if setfenv then
setfenv(f, env)
end
return pcall(f) return pcall(f)
end end
local function merge(a, b) if b then for k,v in pairs(b) do a[k] = v end end; return a; end local function merge(a, b)
return { _NAME = n, _COPYRIGHT = c, _DESCRIPTION = d, _VERSION = v, serialize = s, if b then
for k, v in pairs(b) do
a[k] = v
end
end
return a
end
return {
_NAME = n,
_COPYRIGHT = c,
_DESCRIPTION = d,
_VERSION = v,
serialize = s,
load = deserialize, load = deserialize,
dump = function(a, opts) return s(a, merge({name = '_', compact = true, sparse = true}, opts)) end, dump = function(a, opts)
line = function(a, opts) return s(a, merge({sortkeys = true, comment = true}, opts)) end, return s(a, merge({ name = "_", compact = true, sparse = true }, opts))
block = function(a, opts) return s(a, merge({indent = ' ', sortkeys = true, comment = true}, opts)) end } end,
line = function(a, opts)
return s(a, merge({ sortkeys = true, comment = true }, opts))
end,
block = function(a, opts)
return s(a, merge({ indent = " ", sortkeys = true, comment = true }, opts))
end,
}

@ -2,18 +2,18 @@ local struct = {}
function struct.pack(format, ...) function struct.pack(format, ...)
local stream = {} local stream = {}
local vars = {...} local vars = { ... }
local endianness = true local endianness = true
for i = 1, format:len() do for i = 1, format:len() do
local opt = format:sub(i, i) local opt = format:sub(i, i)
if opt == '<' then if opt == "<" then
endianness = true endianness = true
elseif opt == '>' then elseif opt == ">" then
endianness = false endianness = false
elseif opt:find('[bBhHiIlL]') then elseif opt:find("[bBhHiIlL]") then
local n = opt:find('[hH]') and 2 or opt:find('[iI]') and 4 or opt:find('[lL]') and 8 or 1 local n = opt:find("[hH]") and 2 or opt:find("[iI]") and 4 or opt:find("[lL]") and 8 or 1
local val = tonumber(table.remove(vars, 1)) local val = tonumber(table.remove(vars, 1))
local bytes = {} local bytes = {}
@ -27,7 +27,7 @@ function struct.pack(format, ...)
else else
table.insert(stream, table.concat(bytes)) table.insert(stream, table.concat(bytes))
end end
elseif opt:find('[fd]') then elseif opt:find("[fd]") then
local val = tonumber(table.remove(vars, 1)) local val = tonumber(table.remove(vars, 1))
local sign = 0 local sign = 0
@ -41,12 +41,12 @@ function struct.pack(format, ...)
mantissa = 0 mantissa = 0
exponent = 0 exponent = 0
else else
mantissa = (mantissa * 2 - 1) * math.ldexp(0.5, (opt == 'd') and 53 or 24) mantissa = (mantissa * 2 - 1) * math.ldexp(0.5, (opt == "d") and 53 or 24)
exponent = exponent + ((opt == 'd') and 1022 or 126) exponent = exponent + ((opt == "d") and 1022 or 126)
end end
local bytes = {} local bytes = {}
if opt == 'd' then if opt == "d" then
val = mantissa val = mantissa
for _ = 1, 6 do for _ = 1, 6 do
table.insert(bytes, string.char(math.floor(val) % (2 ^ 8))) table.insert(bytes, string.char(math.floor(val) % (2 ^ 8)))
@ -59,8 +59,8 @@ function struct.pack(format, ...)
val = math.floor(val / (2 ^ 8)) val = math.floor(val / (2 ^ 8))
end end
table.insert(bytes, string.char(math.floor(exponent * ((opt == 'd') and 16 or 128) + val) % (2 ^ 8))) table.insert(bytes, string.char(math.floor(exponent * ((opt == "d") and 16 or 128) + val) % (2 ^ 8)))
val = math.floor((exponent * ((opt == 'd') and 16 or 128) + val) / (2 ^ 8)) val = math.floor((exponent * ((opt == "d") and 16 or 128) + val) / (2 ^ 8))
table.insert(bytes, string.char(math.floor(sign * 128 + val) % (2 ^ 8))) table.insert(bytes, string.char(math.floor(sign * 128 + val) % (2 ^ 8)))
if not endianness then if not endianness then
@ -68,18 +68,18 @@ function struct.pack(format, ...)
else else
table.insert(stream, table.concat(bytes)) table.insert(stream, table.concat(bytes))
end end
elseif opt == 's' then elseif opt == "s" then
table.insert(stream, tostring(table.remove(vars, 1))) table.insert(stream, tostring(table.remove(vars, 1)))
table.insert(stream, string.char(0)) table.insert(stream, string.char(0))
elseif opt == 'c' then elseif opt == "c" then
local n = format:sub(i + 1):match('%d+') local n = format:sub(i + 1):match("%d+")
local str = tostring(table.remove(vars, 1)) local str = tostring(table.remove(vars, 1))
local len = tonumber(n) local len = tonumber(n)
if len <= 0 then if len <= 0 then
len = str:len() len = str:len()
end end
if len - str:len() > 0 then if len - str:len() > 0 then
str = str .. string.rep(' ', len - str:len()) str = str .. string.rep(" ", len - str:len())
end end
table.insert(stream, str:sub(1, len)) table.insert(stream, str:sub(1, len))
end end
@ -96,12 +96,12 @@ function struct.unpack(format, stream, pos)
for i = 1, format:len() do for i = 1, format:len() do
local opt = format:sub(i, i) local opt = format:sub(i, i)
if opt == '<' then if opt == "<" then
endianness = true endianness = true
elseif opt == '>' then elseif opt == ">" then
endianness = false endianness = false
elseif opt:find('[bBhHiIlL]') then elseif opt:find("[bBhHiIlL]") then
local n = opt:find('[hH]') and 2 or opt:find('[iI]') and 4 or opt:find('[lL]') and 8 or 1 local n = opt:find("[hH]") and 2 or opt:find("[iI]") and 4 or opt:find("[lL]") and 8 or 1
local signed = opt:lower() == opt local signed = opt:lower() == opt
local val = 0 local val = 0
@ -120,8 +120,8 @@ function struct.unpack(format, stream, pos)
end end
table.insert(vars, math.floor(val)) table.insert(vars, math.floor(val))
elseif opt:find('[fd]') then elseif opt:find("[fd]") then
local n = (opt == 'd') and 8 or 4 local n = (opt == "d") and 8 or 4
local x = stream:sub(iterator, iterator + n - 1) local x = stream:sub(iterator, iterator + n - 1)
iterator = iterator + n iterator = iterator + n
@ -130,7 +130,7 @@ function struct.unpack(format, stream, pos)
end end
local sign = 1 local sign = 1
local mantissa = string.byte(x, (opt == 'd') and 7 or 3) % ((opt == 'd') and 16 or 128) local mantissa = string.byte(x, (opt == "d") and 7 or 3) % ((opt == "d") and 16 or 128)
for j = n - 2, 1, -1 do for j = n - 2, 1, -1 do
mantissa = mantissa * (2 ^ 8) + string.byte(x, j) mantissa = mantissa * (2 ^ 8) + string.byte(x, j)
end end
@ -139,19 +139,18 @@ function struct.unpack(format, stream, pos)
sign = -1 sign = -1
end end
local exponent = (string.byte(x, n) % 128) * ((opt == 'd') and 16 or 2) + local exponent = (string.byte(x, n) % 128) * ((opt == "d") and 16 or 2)
math.floor(string.byte(x, n - 1) / + math.floor(string.byte(x, n - 1) / ((opt == "d") and 16 or 128))
((opt == 'd') and 16 or 128))
if exponent == 0 then if exponent == 0 then
table.insert(vars, 0.0) table.insert(vars, 0.0)
else else
mantissa = (math.ldexp(mantissa, (opt == 'd') and -52 or -23) + 1) * sign mantissa = (math.ldexp(mantissa, (opt == "d") and -52 or -23) + 1) * sign
table.insert(vars, math.ldexp(mantissa, exponent - ((opt == 'd') and 1023 or 127))) table.insert(vars, math.ldexp(mantissa, exponent - ((opt == "d") and 1023 or 127)))
end end
elseif opt == 's' then elseif opt == "s" then
local bytes = {} local bytes = {}
for j = iterator, stream:len() do for j = iterator, stream:len() do
if stream:sub(j,j) == string.char(0) or stream:sub(j) == '' then if stream:sub(j, j) == string.char(0) or stream:sub(j) == "" then
break break
end end
@ -161,8 +160,8 @@ function struct.unpack(format, stream, pos)
local str = table.concat(bytes) local str = table.concat(bytes)
iterator = iterator + str:len() + 1 iterator = iterator + str:len() + 1
table.insert(vars, str) table.insert(vars, str)
elseif opt == 'c' then elseif opt == "c" then
local n = format:sub(i + 1):match('%d+') local n = format:sub(i + 1):match("%d+")
local len = tonumber(n) local len = tonumber(n)
if len <= 0 then if len <= 0 then
len = table.remove(vars) len = table.remove(vars)

@ -66,7 +66,7 @@ function Discord:call(opcode, payload, on_response)
end) end)
-- Construct message denoting little endian, auth opcode, msg length -- Construct message denoting little endian, auth opcode, msg length
local message = struct.pack("<ii", opcode, #body)..body local message = struct.pack("<ii", opcode, #body) .. body
-- Write the message to the pipe -- Write the message to the pipe
self.pipe:write(message, function(err) self.pipe:write(message, function(err)
@ -89,7 +89,6 @@ function Discord:read_message(nonce, on_response, err, chunk)
local err_message = string.format(err_format, err) local err_message = string.format(err_format, err)
on_response(err_message) on_response(err_message)
elseif chunk then elseif chunk then
-- Strip header from the chunk -- Strip header from the chunk
local message = chunk:match("({.+)") local message = chunk:match("({.+)")
@ -164,16 +163,14 @@ end
function Discord.generate_uuid(seed) function Discord.generate_uuid(seed)
local index = 0 local index = 0
local template ="xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx" local template = "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx"
local uuid = template:gsub("[xy]", function(char) local uuid = template:gsub("[xy]", function(char)
-- Increment an index to seed per char -- Increment an index to seed per char
index = index + 1 index = index + 1
math.randomseed((seed or os.clock()) / index) math.randomseed((seed or os.clock()) / index)
local n = char == "x" local n = char == "x" and math.random(0, 0xf) or math.random(8, 0xb)
and math.random(0, 0xf)
or math.random(8, 0xb)
return string.format("%x", n) return string.format("%x", n)
end) end)

@ -230,7 +230,7 @@ return {
rb = { "Ruby", "ruby" }, rb = { "Ruby", "ruby" },
re = { "Reason", "reason" }, re = { "Reason", "reason" },
res = { "ReScript", "rescript" }, res = { "ReScript", "rescript" },
rkt = { "Racket", "racket"}, rkt = { "Racket", "racket" },
rs = { "Rust", "rust" }, rs = { "Rust", "rust" },
sass = { "Sass", "sass" }, sass = { "Sass", "sass" },
scala = { "Scala", "scala" }, scala = { "Scala", "scala" },

@ -5,6 +5,6 @@ return {
["[defx] default-"] = "Defx", ["[defx] default-"] = "Defx",
["netrw"] = "Netrw", ["netrw"] = "Netrw",
["TelescopePrompt"] = "Telescope", ["TelescopePrompt"] = "Telescope",
['neo-tree'] = 'Neotree', ["neo-tree"] = "Neotree",
['fern'] = 'Fern' ["fern"] = "Fern",
} }

@ -848,8 +848,9 @@ function Presence:update_for_buffer(buffer, should_debounce)
local use_file_as_main_image = self.options.main_image == "file" local use_file_as_main_image = self.options.main_image == "file"
local use_neovim_as_main_image = self.options.main_image == "neovim" local use_neovim_as_main_image = self.options.main_image == "neovim"
local assets = { local assets = {
large_image = use_file_as_main_image and asset_key or use_neovim_as_main_image large_image = use_file_as_main_image and asset_key
and "neovim" or self.options.main_image, or use_neovim_as_main_image and "neovim"
or self.options.main_image,
large_text = use_file_as_main_image and file_text or neovim_image_text, large_text = use_file_as_main_image and file_text or neovim_image_text,
small_image = use_file_as_main_image and "neovim" or asset_key, small_image = use_file_as_main_image and "neovim" or asset_key,
small_text = use_file_as_main_image and neovim_image_text or file_text, small_text = use_file_as_main_image and neovim_image_text or file_text,