From bd97ed65bb98efbf73bda041983b83d6c434a2c8 Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Wed, 5 Feb 2025 01:11:05 +0200
Subject: refactor

---
 internal/table/table.go | 37 +++++++++++++++++++++++++------------
 1 file changed, 25 insertions(+), 12 deletions(-)

(limited to 'internal/table')

diff --git a/internal/table/table.go b/internal/table/table.go
index 7ebeb1b..5147b9c 100644
--- a/internal/table/table.go
+++ b/internal/table/table.go
@@ -17,12 +17,18 @@ type Table struct {
 	err     error
 }
 
-func New(args ...any) *Table {
-	t := Table{
-		headers: make([]string, 0, len(args)),
-		lengths: make([]int, 0, len(args)),
-		sprintf: fmt.Sprintf,
-	}
+func New() *Table {
+	return &Table{sprintf: fmt.Sprintf}
+}
+
+func (t *Table) WithColor(col *color.Color) *Table {
+	t.sprintf = col.Sprintf
+	return t
+}
+
+func (t *Table) Header(args ...any) *Table {
+	t.headers = make([]string, 0, len(args))
+	t.lengths = make([]int, 0, len(args))
 
 	for _, arg := range args {
 		strVal := val(arg)
@@ -30,15 +36,10 @@ func New(args ...any) *Table {
 		t.lengths = append(t.lengths, len(strVal))
 	}
 
-	return &t
-}
-
-func (t *Table) WithColor(col *color.Color) *Table {
-	t.sprintf = col.Sprintf
 	return t
 }
 
-func (t *Table) Add(args ...any) *Table {
+func (t *Table) Row(args ...any) *Table {
 	if len(args) != len(t.headers) {
 		t.err = fmt.Errorf("Table row (%v) not same length as table headers (%v)", args, t.headers)
 	}
@@ -59,7 +60,19 @@ func (t *Table) Add(args ...any) *Table {
 	return t
 }
 
+func (t *Table) MustRender() {
+	if err := t.Render(); err != nil {
+		panic(err)
+	}
+}
+
 func (t *Table) Render() error {
+	if len(t.headers) == 0 {
+		return fmt.Errorf("no headers")
+	}
+	if len(t.rows) == 0 {
+		return fmt.Errorf("no rows")
+	}
 	if t.err != nil {
 		return t.err
 	}
-- 
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