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Diffstat (limited to 'tests/accept/run/tmacros1.nim')
-rw-r--r-- | tests/accept/run/tmacros1.nim | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/accept/run/tmacros1.nim b/tests/accept/run/tmacros1.nim new file mode 100644 index 000000000..572ebb914 --- /dev/null +++ b/tests/accept/run/tmacros1.nim @@ -0,0 +1,32 @@ +discard """ + output: "hellow" +""" + +import + macros, strutils + +macro outterMacro*(n: stmt): stmt = + var j : string = "hi" + proc innerProc(i: int): string = + echo "Using arg ! " & n.repr + result = "Got: '" & $n.kind & "' " & $j + if n.kind != TNimrodNodeKind.nnkMacroStmt: + error("Macro " & n[0].repr & " requires a block.") + var callNode = n[0] + expectKind(callNode, TNimrodNodeKind.nnkCall) + if callNode.len != 2 or callNode[1].kind != TNimrodNodeKind.nnkIdent: + error("Macro " & callNode.repr & + " requires the ident passed as parameter (eg: " & callNode.repr & + "(the_name_you_want)): statements.") + result = newNimNode(TNimrodNodeKind.nnkStmtList) + var ass : PNimrodNode = newNimNode(TNimrodNodeKind.nnkAsgn) + ass.add(newIdentNode(callNode[1].ident)) + ass.add(newStrLitNode(innerProc(4))) + result.add(ass) + +var str: string +outterMacro(str): + "hellow" +echo str + + |