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Add static assertion error message.

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This commit is contained in:
Sönke Ludwig 2021-01-14 10:39:08 +01:00
parent 7bc5606ac7
commit 2be696fe01
1 changed files with 2 additions and 1 deletions
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3
source/vibe/internal/traits.d
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@ -343,7 +343,8 @@ unittest { // tuple fields
bool areConvertibleTo(alias TYPES, alias TARGET_TYPES)()
if (isGroup!TYPES && isGroup!TARGET_TYPES)
{
static assert(TYPES.expand.length == TARGET_TYPES.expand.length);
static assert(TYPES.expand.length == TARGET_TYPES.expand.length,
"Argument count does not match.");
foreach (i, V; TYPES.expand)
if (!is(V : TARGET_TYPES.expand[i]))
return false;