Pass through no-rows errors to the user for .One()

boil/reflect.go

@@ -1,6 +1,7 @@
 package boil
 
 import (
+	"database/sql"
 	"fmt"
 	"reflect"
 	"strings"
@@ -101,7 +102,9 @@ func bind(q *Query, obj interface{}, structType, sliceType reflect.Type, singula
 		ptrSlice = reflect.Indirect(reflect.ValueOf(obj))
 	}
 
+	foundOne := false
 	for rows.Next() {
+		foundOne = true
 		var newStruct reflect.Value
 		var pointers []interface{}
 
@@ -124,6 +127,10 @@ func bind(q *Query, obj interface{}, structType, sliceType reflect.Type, singula
 		}
 	}
 
+	if singular && !foundOne {
+		return sql.ErrNoRows
+	}
+
 	return nil
 }
 

imports.go

@@ -145,6 +145,7 @@ var defaultTemplateImports = imports{
 	standard: importList{
 		`"fmt"`,
 		`"strings"`,
+		`"database/sql"`,
 	},
 	thirdParty: importList{
 		`"github.com/pkg/errors"`,

templates/03_finishers.tpl

@@ -18,6 +18,9 @@ func (q {{$varNameSingular}}Query) One() (*{{$tableNameSingular}}, error) {
 
   err := q.Bind(o)
   if err != nil {
+    if errors.Cause(err) == sql.ErrNoRows {
+      return nil, sql.ErrNoRows
+    }
     return nil, errors.Wrap(err, "{{.PkgName}}: failed to execute a one query for {{.Table.Name}}")
   }