71 lines
1.4 KiB
Perl
71 lines
1.4 KiB
Perl
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Generate empty interfaces when using (empty_module_interface_if_absent)
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$ cat >dune-project <<EOF
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> (lang dune 3.0)
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> EOF
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Executables
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$ cat >main.ml <<EOF
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> module D = Dep
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> EOF
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$ touch dep.ml
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$ cat >dune <<EOF
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> (executable (name main) (empty_module_interface_if_absent))
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> EOF
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$ dune build ./main.exe
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$ cat _build/default/dep.mli
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(* Auto-generated by Dune *)
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Libraries
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$ cat >dune <<EOF
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> (library (name l) (modules a b) (empty_module_interface_if_absent))
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> EOF
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$ touch a.ml b.ml
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$ dune build
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$ cat _build/default/a.mli
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(* Auto-generated by Dune *)
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$ cat _build/default/b.mli
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(* Auto-generated by Dune *)
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Version check
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$ cat >dune-project <<EOF
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> (lang dune 2.9)
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> EOF
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$ dune build
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File "dune", line 1, characters 32-66:
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1 | (library (name l) (modules a b) (empty_module_interface_if_absent))
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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Error: 'empty_module_interface_if_absent' is only available since version 3.0
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of the dune language. Please update your dune-project file to have (lang dune
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3.0).
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[1]
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Check that interfaces are *not* generated if field is not used
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$ cat >dune <<EOF
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> (lang dune 3.0)
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> EOF
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$ cat >dune <<EOF
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> (library (name l) (modules a b))
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> EOF
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$ touch a.mli
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$ dune build
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$ test -f _build/default/a.mli
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$ test ! -f _build/default/b.mli
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