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impr: console.warn with suggestion when trying to define a variable of an unknown type #1992

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@cieplypolar cieplypolar commented Dec 19, 2025

Closes #1991.

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github-actions bot commented Dec 19, 2025 •
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pkg.pr.new

packages
Ready to be installed by your favorite package manager ⬇️

https://pkg.pr.new/software-mansion/TypeGPU/typegpu@77ffb35f3fb63500e31a4f422dfcadf333a14c10

https://pkg.pr.new/software-mansion/TypeGPU/@typegpu/noise@77ffb35f3fb63500e31a4f422dfcadf333a14c10

https://pkg.pr.new/software-mansion/TypeGPU/unplugin-typegpu@77ffb35f3fb63500e31a4f422dfcadf333a14c10

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commit
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iwoplaza
iwoplaza approved these changes Dec 22, 2025
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Looks good! 💜

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github-actions bot commented Jan 12, 2026 •
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📊 Bundle Size Comparison

🟢 Decreased ➖ Unchanged 🔴 Increased ❔ Unknown
0 309 15 0

👀 Notable results

Static test results:

No major changes.

Dynamic test results:

No major changes.

📋 All results

Click to reveal the results table (323 entries).
Test tsdown
dataImportEverything.ts 80.03 kB (➖)
dataImportOneDirect.ts 40.28 kB (➖)
dataImportOneStar.ts 40.28 kB (➖)
functionWithUseGpu.ts 268 B (➖)
functionWithoutUseGpu.ts 24 B (➖)
importEntireLibrary.ts 256.95 kB ($${\color{red}+0.1\%}$$)
stdImportEverything.ts 113.10 kB (➖)
stdImportOneDirect.ts 61.97 kB (➖)
stdImportOneStar.ts 61.97 kB (➖)
tgpuImportEverything.ts 237.95 kB ($${\color{red}+0.1\%}$$)
tgpuImportOne.ts 237.96 kB ($${\color{red}+0.1\%}$$)
MissingBindGroupsError from typegpu.ts 1.06 kB (➖)
MissingLinksError from typegpu.ts 208 B (➖)
MissingSlotValueError from typegpu.ts 153 B (➖)
MissingVertexBuffersError from typegpu.ts 1.07 kB (➖)
NotUniformError from typegpu.ts 1.02 kB (➖)
ResolutionError from typegpu.ts 1.26 kB (➖)
Void from typegpudata.ts 610 B (➖)
abs from typegpustd.ts 79.52 kB (➖)
acos from typegpustd.ts 79.52 kB (➖)
acosh from typegpustd.ts 79.52 kB (➖)
add from typegpustd.ts 61.97 kB (➖)
align from typegpudata.ts 41.96 kB (➖)
alignmentOf from typegpudata.ts 38.37 kB (➖)
allEq from typegpustd.ts 64.32 kB (➖)
all from typegpustd.ts 64.32 kB (➖)
and from typegpustd.ts 64.32 kB (➖)
any from typegpustd.ts 64.33 kB (➖)
arrayLength from typegpustd.ts 10.82 kB (➖)
arrayOf from typegpudata.ts 42.41 kB (➖)
asin from typegpustd.ts 79.52 kB (➖)
asinh from typegpustd.ts 79.52 kB (➖)
atan2 from typegpustd.ts 79.52 kB (➖)
atan from typegpustd.ts 79.52 kB (➖)
atanh from typegpustd.ts 79.52 kB (➖)
atomicAdd from typegpustd.ts 12.33 kB (➖)
atomicAnd from typegpustd.ts 12.33 kB (➖)
atomicLoad from typegpustd.ts 12.32 kB (➖)
atomicMax from typegpustd.ts 12.33 kB (➖)
atomicMin from typegpustd.ts 12.33 kB (➖)
atomicOr from typegpustd.ts 12.33 kB (➖)
atomicStore from typegpustd.ts 12.33 kB (➖)
atomicSub from typegpustd.ts 12.33 kB (➖)
atomicXor from typegpustd.ts 12.33 kB (➖)
atomic from typegpudata.ts 649 B (➖)
bitcastU32toF32 from typegpustd.ts 59.73 kB (➖)
bitcastU32toI32 from typegpustd.ts 59.74 kB (➖)
bool from typegpudata.ts 10.36 kB (➖)
builtin from typegpudata.ts 44.77 kB (➖)
ceil from typegpustd.ts 79.52 kB (➖)
clamp from typegpustd.ts 79.52 kB (➖)
comparisonSampler from typegpudata.ts 629 B (➖)
cos from typegpustd.ts 79.52 kB (➖)
cosh from typegpustd.ts 79.52 kB (➖)
countLeadingZeros from typegpustd.ts 79.52 kB (➖)
countOneBits from typegpustd.ts 79.52 kB (➖)
countTrailingZeros from typegpustd.ts 79.52 kB (➖)
cross from typegpustd.ts 79.52 kB (➖)
deepEqual from typegpudata.ts 2.49 kB (➖)
degrees from typegpustd.ts 79.52 kB (➖)
determinant from typegpustd.ts 79.52 kB (➖)
disarrayOf from typegpudata.ts 39.17 kB (➖)
discard from typegpustd.ts 8.97 kB (➖)
distance from typegpustd.ts 79.52 kB (➖)
div from typegpustd.ts 61.97 kB (➖)
dot4I8Packed from typegpustd.ts 79.52 kB (➖)
dot4U8Packed from typegpustd.ts 79.52 kB (➖)
dot from typegpustd.ts 79.51 kB (➖)
dpdxCoarse from typegpustd.ts 9.77 kB (➖)
dpdxFine from typegpustd.ts 9.77 kB (➖)
dpdx from typegpustd.ts 9.77 kB (➖)
dpdyCoarse from typegpustd.ts 9.77 kB (➖)
dpdyFine from typegpustd.ts 9.77 kB (➖)
dpdy from typegpustd.ts 9.77 kB (➖)
eq from typegpustd.ts 64.32 kB (➖)
exp2 from typegpustd.ts 79.52 kB (➖)
exp from typegpustd.ts 79.52 kB (➖)
extensionEnabled from typegpustd.ts 12.03 kB (➖)
extractBits from typegpustd.ts 79.52 kB (➖)
f16 from typegpudata.ts 10.36 kB (➖)
f32 from typegpudata.ts 10.36 kB (➖)
faceForward from typegpustd.ts 79.52 kB (➖)
firstLeadingBit from typegpustd.ts 79.52 kB (➖)
firstTrailingBit from typegpustd.ts 79.52 kB (➖)
float16 from typegpudata.ts 36.56 kB (➖)
float16x2 from typegpudata.ts 36.56 kB (➖)
float16x4 from typegpudata.ts 36.56 kB (➖)
float32 from typegpudata.ts 36.56 kB (➖)
float32x2 from typegpudata.ts 36.56 kB (➖)
float32x3 from typegpudata.ts 36.56 kB (➖)
float32x4 from typegpudata.ts 36.56 kB (➖)
floor from typegpustd.ts 79.52 kB (➖)
fma from typegpustd.ts 79.52 kB (➖)
formatToWGSLType from typegpudata.ts 37.08 kB (➖)
fract from typegpustd.ts 79.52 kB (➖)
frexp from typegpustd.ts 79.52 kB (➖)
fwidthCoarse from typegpustd.ts 9.77 kB (➖)
fwidthFine from typegpustd.ts 9.77 kB (➖)
fwidth from typegpustd.ts 9.77 kB (➖)
ge from typegpustd.ts 64.32 kB (➖)
gt from typegpustd.ts 64.33 kB (➖)
i32 from typegpudata.ts 10.36 kB (➖)
identity2 from typegpustd.ts 42.86 kB (➖)
identity3 from typegpustd.ts 42.86 kB (➖)
identity4 from typegpustd.ts 42.86 kB (➖)
insertBits from typegpustd.ts 79.52 kB (➖)
interpolate from typegpudata.ts 41.96 kB (➖)
invariant from typegpudata.ts 42.33 kB (➖)
inverseSqrt from typegpustd.ts 79.52 kB (➖)
isAlignAttrib from typegpudata.ts 631 B (➖)
isAtomic from typegpudata.ts 631 B (➖)
isBufferShorthand from typegpu.ts 1.39 kB (➖)
isBuffer from typegpu.ts 96.76 kB (➖)
isBuiltinAttrib from typegpudata.ts 633 B (➖)
isBuiltin from typegpudata.ts 40.37 kB (➖)
isCloseTo from typegpustd.ts 64.33 kB (➖)
isComparisonSampler from typegpu.ts 64.03 kB (➖)
isData from typegpudata.ts 2.10 kB (➖)
isDecorated from typegpudata.ts 634 B (➖)
isDerived from typegpu.ts 71 B (➖)
isDisarray from typegpudata.ts 1.40 kB (➖)
isInterpolateAttrib from typegpudata.ts 637 B (➖)
isLocationAttrib from typegpudata.ts 634 B (➖)
isLooseData from typegpudata.ts 1.44 kB (➖)
isLooseDecorated from typegpudata.ts 1.41 kB (➖)
isPackedData from typegpudata.ts 37.15 kB (➖)
isPtr from typegpudata.ts 628 B (➖)
isSampler from typegpu.ts 64.02 kB (➖)
isSizeAttrib from typegpudata.ts 630 B (➖)
isSlot from typegpu.ts 68 B (➖)
isTexture from typegpu.ts 64.01 kB (➖)
isTgpuFn from typegpu.ts 641 B (➖)
isUnstruct from typegpudata.ts 1.40 kB (➖)
isUsableAsRender from typegpu.ts 62 B (➖)
isUsableAsSampled from typegpu.ts 63 B (➖)
isUsableAsStorage from typegpu.ts 63 B (➖)
isUsableAsUniform from typegpu.ts 64.77 kB (➖)
isUsableAsVertex from typegpu.ts 96.76 kB (➖)
isVariable from typegpu.ts 65.76 kB (➖)
isWgslArray from typegpudata.ts 630 B (➖)
isWgslData from typegpudata.ts 1.19 kB (➖)
isWgslStruct from typegpudata.ts 631 B (➖)
ldexp from typegpustd.ts 79.52 kB (➖)
le from typegpustd.ts 64.33 kB (➖)
length from typegpustd.ts 79.51 kB (➖)
location from typegpudata.ts 41.96 kB (➖)
log2 from typegpustd.ts 79.52 kB (➖)
log from typegpustd.ts 79.52 kB (➖)
lt from typegpustd.ts 64.32 kB (➖)
mat2x2f from typegpudata.ts 42.86 kB (➖)
mat3x3f from typegpudata.ts 42.86 kB (➖)
mat4x4f from typegpudata.ts 42.85 kB (➖)
matToArray from typegpudata.ts 42.99 kB (➖)
max from typegpustd.ts 79.52 kB (➖)
min from typegpustd.ts 79.52 kB (➖)
mix from typegpustd.ts 79.52 kB (➖)
mod from typegpustd.ts 61.97 kB (➖)
modf from typegpustd.ts 79.52 kB (➖)
mul from typegpustd.ts 61.97 kB (➖)
ne from typegpustd.ts 64.32 kB (➖)
neg from typegpustd.ts 61.97 kB (➖)
normalize from typegpustd.ts 79.52 kB (➖)
not from typegpustd.ts 64.32 kB (➖)
or from typegpustd.ts 64.32 kB (➖)
pack2x16float from typegpustd.ts 51.30 kB (➖)
pack4x8unorm from typegpustd.ts 51.30 kB (➖)
packedFormats from typegpudata.ts 37.11 kB (➖)
pow from typegpustd.ts 79.52 kB (➖)
ptrFn from typegpudata.ts 735 B (➖)
ptrHandle from typegpudata.ts 727 B (➖)
ptrPrivate from typegpudata.ts 734 B (➖)
ptrStorage from typegpudata.ts 732 B (➖)
ptrUniform from typegpudata.ts 728 B (➖)
ptrWorkgroup from typegpudata.ts 736 B (➖)
quantizeToF16 from typegpustd.ts 79.52 kB (➖)
radians from typegpustd.ts 79.52 kB (➖)
ref from typegpudata.ts 3.73 kB (➖)
reflect from typegpustd.ts 79.52 kB (➖)
refract from typegpustd.ts 79.52 kB (➖)
reverseBits from typegpustd.ts 79.52 kB (➖)
rotateX4 from typegpustd.ts 62.76 kB (➖)
rotateY4 from typegpustd.ts 62.76 kB (➖)
rotateZ4 from typegpustd.ts 62.76 kB (➖)
rotationX4 from typegpustd.ts 42.86 kB (➖)
rotationY4 from typegpustd.ts 42.86 kB (➖)
rotationZ4 from typegpustd.ts 42.86 kB (➖)
round from typegpustd.ts 79.52 kB (➖)
sampler from typegpudata.ts 618 B (➖)
saturate from typegpustd.ts 79.52 kB (➖)
scale4 from typegpustd.ts 62.76 kB (➖)
scaling4 from typegpustd.ts 42.86 kB (➖)
select from typegpustd.ts 64.33 kB (➖)
sign from typegpustd.ts 79.52 kB (➖)
sin from typegpustd.ts 79.52 kB (➖)
sinh from typegpustd.ts 79.52 kB (➖)
sint16 from typegpudata.ts 36.56 kB (➖)
sint16x2 from typegpudata.ts 36.56 kB (➖)
sint16x4 from typegpudata.ts 36.56 kB (➖)
sint32 from typegpudata.ts 36.56 kB (➖)
sint32x2 from typegpudata.ts 36.56 kB (➖)
sint32x3 from typegpudata.ts 36.56 kB (➖)
sint32x4 from typegpudata.ts 36.56 kB (➖)
sint8 from typegpudata.ts 36.56 kB (➖)
sint8x2 from typegpudata.ts 36.56 kB (➖)
sint8x4 from typegpudata.ts 36.56 kB (➖)
sizeOf from typegpudata.ts 40.29 kB (➖)
size from typegpudata.ts 41.96 kB (➖)
smoothstep from typegpustd.ts 79.52 kB (➖)
snorm16 from typegpudata.ts 36.56 kB (➖)
snorm16x2 from typegpudata.ts 36.56 kB (➖)
snorm16x4 from typegpudata.ts 36.56 kB (➖)
snorm8 from typegpudata.ts 36.56 kB (➖)
snorm8x2 from typegpudata.ts 36.56 kB (➖)
snorm8x4 from typegpudata.ts 36.56 kB (➖)
sqrt from typegpustd.ts 79.52 kB (➖)
step from typegpustd.ts 79.52 kB (➖)
storageBarrier from typegpustd.ts 12.33 kB (➖)
struct from typegpudata.ts 39.17 kB (➖)
sub from typegpustd.ts 61.97 kB (➖)
subgroupAdd from typegpustd.ts 39.28 kB (➖)
subgroupAll from typegpustd.ts 39.29 kB (➖)
subgroupAnd from typegpustd.ts 39.29 kB (➖)
subgroupAny from typegpustd.ts 39.29 kB (➖)
subgroupBallot from typegpustd.ts 39.29 kB (➖)
subgroupBroadcastFirst from typegpustd.ts 39.29 kB (➖)
subgroupBroadcast from typegpustd.ts 39.29 kB (➖)
subgroupElect from typegpustd.ts 39.29 kB (➖)
subgroupExclusiveAdd from typegpustd.ts 39.29 kB (➖)
subgroupExclusiveMul from typegpustd.ts 39.29 kB (➖)
subgroupInclusiveAdd from typegpustd.ts 39.29 kB (➖)
subgroupInclusiveMul from typegpustd.ts 39.29 kB (➖)
subgroupMax from typegpustd.ts 39.29 kB (➖)
subgroupMin from typegpustd.ts 39.29 kB (➖)
subgroupMul from typegpustd.ts 39.29 kB (➖)
subgroupOr from typegpustd.ts 39.29 kB (➖)
subgroupShuffleDown from typegpustd.ts 39.29 kB (➖)
subgroupShuffleUp from typegpustd.ts 39.29 kB (➖)
subgroupShuffleXor from typegpustd.ts 39.29 kB (➖)
subgroupShuffle from typegpustd.ts 39.29 kB (➖)
subgroupXor from typegpustd.ts 39.29 kB (➖)
tan from typegpustd.ts 79.52 kB (➖)
tanh from typegpustd.ts 79.52 kB (➖)
texture1d from typegpudata.ts 10.82 kB (➖)
texture2dArray from typegpudata.ts 10.84 kB (➖)
texture2d from typegpudata.ts 10.82 kB (➖)
texture3d from typegpudata.ts 10.82 kB (➖)
textureBarrier from typegpustd.ts 12.33 kB (➖)
textureCubeArray from typegpudata.ts 10.84 kB (➖)
textureCube from typegpudata.ts 10.82 kB (➖)
textureDepth2dArray from typegpudata.ts 10.83 kB (➖)
textureDepth2d from typegpudata.ts 10.81 kB (➖)
textureDepthCubeArray from typegpudata.ts 10.83 kB (➖)
textureDepthCube from typegpudata.ts 10.81 kB (➖)
textureDepthMultisampled2d from typegpudata.ts 10.83 kB (➖)
textureDimensions from typegpustd.ts 39.91 kB (➖)
textureExternal from typegpudata.ts 749 B (➖)
textureLoad from typegpustd.ts 39.91 kB (➖)
textureMultisampled2d from typegpudata.ts 10.84 kB (➖)
textureSampleBaseClampToEdge from typegpustd.ts 39.91 kB (➖)
textureSampleBias from typegpustd.ts 39.91 kB (➖)
textureSampleCompare from typegpustd.ts 39.91 kB (➖)
textureSampleLevel from typegpustd.ts 39.91 kB (➖)
textureSample from typegpustd.ts 39.91 kB (➖)
textureStorage1d from typegpudata.ts 913 B (➖)
textureStorage2dArray from typegpudata.ts 931 B (➖)
textureStorage2d from typegpudata.ts 913 B (➖)
textureStorage3d from typegpudata.ts 913 B (➖)
textureStore from typegpustd.ts 39.91 kB (➖)
tgpu.bindGroupLayout from typegpu.ts 237.97 kB ($${\color{red}+0.1\%}$$)
tgpu.const from typegpu.ts 237.96 kB ($${\color{red}+0.1\%}$$)
tgpu.fn from typegpu.ts 237.96 kB ($${\color{red}+0.1\%}$$)
tgpu.initFromDevice from typegpu.ts 237.97 kB ($${\color{red}+0.1\%}$$)
tgpu.init from typegpu.ts 237.96 kB ($${\color{red}+0.1\%}$$)
tgpu.privateVar from typegpu.ts 237.97 kB ($${\color{red}+0.1\%}$$)
tgpu.resolveWithContext from typegpu.ts 237.98 kB ($${\color{red}+0.1\%}$$)
tgpu.resolve from typegpu.ts 237.97 kB ($${\color{red}+0.1\%}$$)
tgpu.slot from typegpu.ts 237.96 kB ($${\color{red}+0.1\%}$$)
tgpu.vertexLayout from typegpu.ts 237.97 kB ($${\color{red}+0.1\%}$$)
tgpu.workgroupVar from typegpu.ts 237.97 kB ($${\color{red}+0.1\%}$$)
tgpu from typegpu.ts 237.96 kB ($${\color{red}+0.1\%}$$)
translate4 from typegpustd.ts 62.76 kB (➖)
translation4 from typegpustd.ts 42.86 kB (➖)
transpose from typegpustd.ts 79.52 kB (➖)
trunc from typegpustd.ts 79.52 kB (➖)
u16 from typegpudata.ts 10.39 kB (➖)
u32 from typegpudata.ts 10.36 kB (➖)
uint16 from typegpudata.ts 36.56 kB (➖)
uint16x2 from typegpudata.ts 36.56 kB (➖)
uint16x4 from typegpudata.ts 36.56 kB (➖)
uint32 from typegpudata.ts 36.56 kB (➖)
uint32x2 from typegpudata.ts 36.56 kB (➖)
uint32x3 from typegpudata.ts 36.56 kB (➖)
uint32x4 from typegpudata.ts 36.56 kB (➖)
uint8 from typegpudata.ts 36.56 kB (➖)
uint8x2 from typegpudata.ts 36.56 kB (➖)
uint8x4 from typegpudata.ts 36.56 kB (➖)
unorm10 10 10 2 from typegpudata.ts 36.56 kB (➖)
unorm16 from typegpudata.ts 36.56 kB (➖)
unorm16x2 from typegpudata.ts 36.56 kB (➖)
unorm16x4 from typegpudata.ts 36.56 kB (➖)
unorm8 from typegpudata.ts 36.56 kB (➖)
unorm8x2 from typegpudata.ts 36.56 kB (➖)
unorm8x4 bgra from typegpudata.ts 36.56 kB (➖)
unorm8x4 from typegpudata.ts 36.56 kB (➖)
unpack2x16float from typegpustd.ts 51.30 kB (➖)
unpack4x8unorm from typegpustd.ts 51.30 kB (➖)
unstruct from typegpudata.ts 37.43 kB (➖)
vec2b from typegpudata.ts 35.80 kB (➖)
vec2f from typegpudata.ts 35.80 kB (➖)
vec2h from typegpudata.ts 35.80 kB (➖)
vec2i from typegpudata.ts 35.80 kB (➖)
vec2u from typegpudata.ts 35.80 kB (➖)
vec3b from typegpudata.ts 35.80 kB (➖)
vec3f from typegpudata.ts 35.80 kB (➖)
vec3h from typegpudata.ts 35.80 kB (➖)
vec3i from typegpudata.ts 35.80 kB (➖)
vec3u from typegpudata.ts 35.80 kB (➖)
vec4b from typegpudata.ts 35.80 kB (➖)
vec4f from typegpudata.ts 35.80 kB (➖)
vec4h from typegpudata.ts 35.80 kB (➖)
vec4i from typegpudata.ts 35.80 kB (➖)
vec4u from typegpudata.ts 35.80 kB (➖)
workgroupBarrier from typegpustd.ts 12.33 kB (➖)

If you wish to run a comparison for other, slower bundlers, run the 'Tree-shake test' from the GitHub Actions menu.

@cieplypolar cieplypolar force-pushed the impr/unknown-type-suggestion branch from 8968724 to 524fb4b Compare January 13, 2026 14:25
@iwoplaza
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iwoplaza commented Jan 14, 2026

We could move the error up where we have more context, and append the suggestion to the error.

@cieplypolar cieplypolar force-pushed the impr/unknown-type-suggestion branch from ecc1657 to 77ffb35 Compare January 15, 2026 14:30
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@iwoplaza iwoplaza iwoplaza approved these changes

@aleksanderkatan aleksanderkatan Awaiting requested review from aleksanderkatan

@reczkok reczkok Awaiting requested review from reczkok

@lursz lursz Awaiting requested review from lursz

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impr: More descriptive errors when defining variable of unknown type

3 participants

@cieplypolar @iwoplaza