diff options
| -rw-r--r-- | lib/pure/sugar.nim | 2 | ||||
| -rw-r--r-- | tests/closure/t15594.nim | 10 |
2 files changed, 12 insertions, 0 deletions
diff --git a/lib/pure/sugar.nim b/lib/pure/sugar.nim index 92e9f662a..dd44c731d 100644 --- a/lib/pure/sugar.nim +++ b/lib/pure/sugar.nim @@ -207,6 +207,8 @@ macro capture*(locals: varargs[typed], body: untyped): untyped {.since: (1, 1).} let locals = if locals.len == 1 and locals[0].kind == nnkBracket: locals[0] else: locals for arg in locals: + if arg.strVal == "result": + error("The variable name cannot be `result`!", arg) params.add(newIdentDefs(ident(arg.strVal), freshIdentNodes getTypeInst arg)) result = newNimNode(nnkCall) result.add(newProc(newEmptyNode(), params, body, nnkProcDef)) diff --git a/tests/closure/t15594.nim b/tests/closure/t15594.nim new file mode 100644 index 000000000..aacd9ed84 --- /dev/null +++ b/tests/closure/t15594.nim @@ -0,0 +1,10 @@ +discard """ + errormsg: "The variable name cannot be `result`!" +""" + +import sugar + +proc begin(): int = + capture result: + echo 1+1 + result |