substitute only type parameters and error if in where

src/shared.jl

@@ -8,7 +8,7 @@ elseif ENABLE_CUDA
 elseif ENABLE_AMDGPU
     using AMDGPU
 end
-import MacroTools: @capture, postwalk, splitarg # NOTE: inexpr_walk used instead of MacroTools.inexpr
+import MacroTools: @capture, postwalk, splitdef, splitarg # NOTE: inexpr_walk used instead of MacroTools.inexpr
 import .ParallelKernel: eval_arg, split_args, split_kwargs, extract_posargs_init, extract_kernel_args, insert_device_types, is_kernel, is_call, gensym_world, isgpu, @isgpu, substitute, substitute_in_kernel, in_signature, inexpr_walk, add_inbounds, cast, @ranges, @rangelengths, @return_value, @return_nothing
 import .ParallelKernel: PKG_CUDA, PKG_AMDGPU, PKG_THREADS, PKG_NONE, NUMBERTYPE_NONE, SUPPORTED_NUMBERTYPES, SUPPORTED_PACKAGES, ERRMSG_UNSUPPORTED_PACKAGE, INT_CUDA, INT_AMDGPU, INT_THREADS, INDICES, PKNumber, RANGES_VARNAME, RANGES_TYPE, RANGELENGTH_XYZ_TYPE, RANGELENGTHS_VARNAMES, THREADIDS_VARNAMES, GENSYM_SEPARATOR, AD_SUPPORTED_ANNOTATIONS
 import .ParallelKernel: @require, @symbols, symbols, longnameof, @prettyexpand, @prettystring, prettystring, @gorgeousexpand, @gorgeousstring, gorgeousstring