Use Compat.@compat to mark public functions not exported

Project.toml

@@ -7,6 +7,7 @@ version = "0.8.0-DEV"
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
 BijectiveDicts = "d089a002-103b-496c-a4e3-58f90cf955b0"
 Combinatorics = "861a8166-3701-5b0c-9a16-15d98fcdc6aa"
+Compat = "34da2185-b29b-5c13-b0c7-acf172513d20"
 DeltaArrays = "10b0fc19-5ccc-4427-889b-d75dd6306188"
 EinExprs = "b1794770-133b-4de1-afb4-526377e9f4c5"
 Graphs = "86223c79-3864-5bf0-83f7-82e725a168b6"
@@ -61,6 +62,7 @@ ChainRules = "1.0"
 ChainRulesCore = "1.0"
 ChainRulesTestUtils = "1"
 Combinatorics = "1.0"
+Compat = "4.10"
 Dagger = "0.18"
 DeltaArrays = "0.1.1"
 EinExprs = "0.5, 0.6"

src/Tenet.jl

@@ -1,44 +1,73 @@
 module Tenet
 
 import EinExprs: inds
+using Compat
 
 include("Helpers.jl")
+@compat public letter, nonunique, IndexCounter, currindex, nextindex!
 
 include("Tensor.jl")
 export Tensor, contract, dim, expand
 
 include("Numerics.jl")
 
 include("TensorNetwork.jl")
-export TensorNetwork, tensors, arrays, neighbors, slice!
-export contract, contract!, groupinds!
+export TensorNetwork, tensors, arrays, neighbors, slice!, contract, contract!, groupinds!
+@compat public AbstractTensorNetwork, ninds, ntensors, @unsafe_region, tryprune!, resetindex!
 
 include("Transformations.jl")
 export transform, transform!
+#! format: off
+@compat public Transformation,
+    HyperFlatten,
+    HyperGroup,
+    ContractSimplification,
+    Truncate,
+    DiagonalReduction,
+    AntiDiagonalGauging,
+    SplitSimplification
+#! format: on
 
 include("Site.jl")
 export Site, @site_str, isdual
+@compat public id
 
 include("Quantum.jl")
-export Quantum, ninputs, noutputs, inputs, outputs, sites, nsites
+export Quantum, ninputs, noutputs, inputs, outputs, sites, lanes, socket
+@compat public AbstractQuantum, Socket, Scalar, State, Operator, reindex!, @reindex!, nsites, nlanes, hassite
 
 include("Lattice.jl")
+@compat public Lattice
 
 include("Ansatz.jl")
-export Ansatz
-export socket, Scalar, State, Operator
-export boundary, Open, Periodic
-export form, NonCanonical, MixedCanonical, Canonical
-
-export canonize, canonize!, mixed_canonize, mixed_canonize!, truncate!, isisometry
+#! format: off
+export Ansatz,
+    boundary,
+    Open,
+    Periodic,
+    form,
+    NonCanonical,
+    MixedCanonical,
+    Canonical,
+    canonize,
+    canonize!,
+    mixed_canonize,
+    mixed_canonize!,
+    truncate!,
+    isisometry,
+    expect,
+    evolve!,
+    simple_update!,
+    overlap
+#! format: on
+@compat public AbstractAnsatz, Boundary, Form
 
 include("Product.jl")
 export Product
 
 include("MPS.jl")
 export MPS, MPO
-
-export evolve!, expect, overlap
+@compat public AbstractMPS, AbstractMPO, defaultorder, check_form
 
 # reexports from EinExprs
 export einexpr, inds