Simplify code

baselement.go

@@ -16,6 +16,10 @@ type BaseElement struct {
 }
 
 func renderText(w io.Writer, rules *ElementStyle, s string) {
+	if len(s) == 0 {
+		return
+	}
+
 	out := aurora.Reset(s)
 
 	if rules != nil {
@@ -59,13 +63,9 @@ func renderText(w io.Writer, rules *ElementStyle, s string) {
 }
 
 func (e *BaseElement) Render(w io.Writer, node *bf.Node, tr *TermRenderer) error {
-	if e.Prefix != "" {
-		renderText(w, tr.blockStyle.Current(), e.Prefix)
-	}
+	renderText(w, tr.blockStyle.Current(), e.Prefix)
 	defer func() {
-		if e.Suffix != "" {
-			renderText(w, tr.blockStyle.Current(), e.Suffix)
-		}
+		renderText(w, tr.blockStyle.Current(), e.Suffix)
 	}()
 
 	rules := cascadeStyles(tr.blockStyle, tr.style[e.Style])
@@ -74,13 +74,9 @@ func (e *BaseElement) Render(w io.Writer, node *bf.Node, tr *TermRenderer) error
 		return nil
 	}
 
-	if rules.Prefix != "" {
-		renderText(w, rules, rules.Prefix)
-	}
+	renderText(w, rules, rules.Prefix)
 	defer func() {
-		if rules.Suffix != "" {
-			renderText(w, rules, rules.Suffix)
-		}
+		renderText(w, rules, rules.Suffix)
 	}()
 
 	renderText(w, rules, e.Token)

document.go

@@ -13,9 +13,7 @@ func (e *DocumentElement) Render(w io.Writer, node *bf.Node, tr *TermRenderer) e
 	rules := tr.style[Document]
 	if rules != nil {
 		tr.blockStyle.Push(rules)
-		if rules.Prefix != "" {
-			renderText(w, rules, rules.Prefix)
-		}
+		renderText(w, rules, rules.Prefix)
 	}
 	return nil
 }
@@ -43,8 +41,6 @@ func (e *DocumentElement) Finish(w io.Writer, node *bf.Node, tr *TermRenderer) e
 	tr.document.Reset()
 	tr.blockStyle.Pop()
 
-	if suffix != "" {
-		renderText(w, rules, suffix)
-	}
+	renderText(w, rules, suffix)
 	return nil
 }

gold.go

@@ -95,9 +95,7 @@ func (tr *TermRenderer) RenderNode(w io.Writer, node *bf.Node, entering bool) bf
 
 	e := tr.NewElement(node)
 	if entering {
-		if e.Entering != "" {
-			_, _ = tr.document.Write([]byte(e.Entering))
-		}
+		_, _ = tr.document.Write([]byte(e.Entering))
 
 		// each paragraph gets rendered into a separate buffer
 		if tr.paragraph != nil {
@@ -126,9 +124,7 @@ func (tr *TermRenderer) RenderNode(w io.Writer, node *bf.Node, entering bool) bf
 			}
 		}
 
-		if e.Exiting != "" {
-			_, _ = tr.document.Write([]byte(e.Exiting))
-		}
+		_, _ = tr.document.Write([]byte(e.Exiting))
 	}
 
 	return bf.GoToNext

paragraph.go

@@ -22,7 +22,7 @@ func (e *ParagraphElement) Render(w io.Writer, node *bf.Node, tr *TermRenderer)
 		_, _ = w.Write([]byte("\n"))
 	}
 
-	if rules != nil && rules.Prefix != "" {
+	if rules != nil {
 		renderText(w, tr.blockStyle.Current(), rules.Prefix)
 	}
 	return nil
@@ -40,9 +40,7 @@ func (e *ParagraphElement) Finish(w io.Writer, node *bf.Node, tr *TermRenderer)
 			indent = 0
 		}
 	}
-	if suffix != "" {
-		renderText(tr.paragraph, rules, suffix)
-	}
+	renderText(tr.paragraph, rules, suffix)
 
 	pw := &PaddingWriter{
 		Padding: uint(tr.WordWrap + int(indent) - int(tr.blockStyle.Indent())),