fix: default border-radius for BaseConnection

d2exporter/export.go

@@ -208,8 +208,6 @@ func toConnection(edge *d2graph.Edge) d2target.Connection {
 
 	if edge.Attributes.Style.BorderRadius != nil {
 		connection.BorderRadius, _ = strconv.ParseFloat(edge.Attributes.Style.BorderRadius.Value, 64)
-	} else {
-		connection.BorderRadius = -1
 	}
 
 	if edge.Attributes.Style.Opacity != nil {

d2renderers/d2svg/d2svg.go

@@ -421,9 +421,6 @@ func pathData(connection d2target.Connection, srcAdj, dstAdj *geo.Point) string
 			dist := geo.EuclideanDistance(prevTarget.X, prevTarget.Y, currTarget.X, currTarget.Y)
 
 			connectionBorderRadius := connection.BorderRadius
-			if connectionBorderRadius < 0 {
-				connectionBorderRadius = 10
-			}
 			units := math.Min(connectionBorderRadius, dist/2)
 
 			prevTranslations := prevVector.Unit().Multiply(units).ToPoint()

d2target/d2target.go

@@ -316,12 +316,13 @@ type Connection struct {
 
 func BaseConnection() *Connection {
 	return &Connection{
-		SrcArrow:    NoArrowhead,
-		DstArrow:    NoArrowhead,
-		Route:       make([]*geo.Point, 0),
-		Opacity:     1,
-		StrokeDash:  0,
-		StrokeWidth: 2,
+		SrcArrow:     NoArrowhead,
+		DstArrow:     NoArrowhead,
+		Route:        make([]*geo.Point, 0),
+		Opacity:      1,
+		StrokeDash:   0,
+		StrokeWidth:  2,
+		BorderRadius: 10,
 		Text: Text{
 			Italic:     true,
 			FontFamily: "DEFAULT",