volate replaced by grow

1 files changed, 2 insertions, 2 deletions

diff --git a/src/assemblage.rs b/src/assemblage.rs
index 348f5c2..e3238c9 100644
--- a/src/assemblage.rs
+++ b/src/assemblage.rs
@@ -142,10 +142,10 @@ impl Assemblage {
 	pub fn validate(&self) -> Result<()> {
 		for (comptype, parameters) in &self.components {
 			for (paramname, paramtype) in comptype.parameters() {
-				let param = parameters.get(paramname).ok_or(aerr!("missing parameter {} for component {:?} in {:?}", paramname, comptype, self))?;
+				let param = parameters.get(paramname).ok_or(aerr!("missing parameter {} for component {:?}", paramname, comptype))?;
 				let actualtype = param.get_type(&self.arguments)?;
 				if actualtype != paramtype {
-					return Err(aerr!("parameter type incorrect"));
+					return Err(aerr!("parameter type incorrect for {} for component {:?}. Expected {:?}, got {:?}", paramname, comptype, paramtype, actualtype));
 				}
 			}
 		}