1 files changed, 42 insertions, 0 deletions
diff --git a/tests/macros/m18235.nim b/tests/macros/m18235.nim
new file mode 100644
index 000000000..6bb4547e0
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+++ b/tests/macros/m18235.nim
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+import macros
+
+# Necessary code to update the AST on a symbol across module boundaries when
+# processed by a type macro. Used by a test of a corresponding name of this
+# file.
+
+macro eexport(n: typed): untyped =
+  result = copyNimTree(n)
+  # turn exported nnkSym -> nnkPostfix(*, nnkIdent), forcing re-sem
+  result[0] = nnkPostfix.newTree(ident"*").add:
+    n.name.strVal.ident
+
+macro unexport(n: typed): untyped =
+  result = copyNimTree(n)
+  # turn nnkSym -> nnkIdent, forcing re-sem and dropping any exported-ness
+  # that might be present
+  result[0] = n.name.strVal.ident
+
+proc foo*() {.unexport.} = discard
+proc bar() {.eexport.} = discard
+
+proc foooof*() {.unexport, eexport, unexport.} = discard
+proc barrab() {.eexport, unexport, eexport.} = discard
+
+macro eexportMulti(n: typed): untyped =
+  # use the call version of `eexport` macro for one or more decls
+  result = copyNimTree(n)
+  for i in 0..<result.len:
+    result[i] = newCall(ident"eexport", result[i])
+
+macro unexportMulti(n: typed): untyped =
+  # use the call version of `unexport` macro for one or more decls
+  result = copyNimTree(n)
+  for i in 0..<result.len:
+    result[i] = newCall(ident"unexport", result[i])
+
+unexportMulti:
+  proc oof*() = discard
+
+eexportMulti:
+  proc rab() = discard
+  proc baz*() = discard
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