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-rw-r--r--tests/macros/tlexerex.nim16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/macros/tlexerex.nim b/tests/macros/tlexerex.nim
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+++ b/tests/macros/tlexerex.nim
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+
+import macros
+
+macro match*(s: cstring|string; pos: int; sections: untyped): untyped =
+  for sec in sections.children:
+    expectKind sec, nnkOfBranch
+    expectLen sec, 2
+  result = newStmtList()
+
+when isMainModule:
+  var input = "the input"
+  var pos = 0
+  match input, pos:
+  of r"[a-zA-Z_]\w+": echo "an identifier"
+  of r"\d+": echo "an integer"
+  of r".": echo "something else"