feat: add csvToTable function

render.go

@@ -2,9 +2,11 @@ package main
 
 import (
 	"bytes"
+	"encoding/csv"
 	"fmt"
 	"io"
 	"os"
+	"strings"
 	"text/template"
 )
 
@@ -22,12 +24,31 @@ func (ctx TemplateContext) render(tmpl string, output io.Writer) error {
 
 func (ctx TemplateContext) funcMap() template.FuncMap {
 	return template.FuncMap{
-		"sh":    ctx.inline,
-		"shell": ctx.codeBlock,
-		"raw":   ctx.raw,
+		"sh":         ctx.inline,
+		"shell":      ctx.codeBlock,
+		"raw":        ctx.raw,
+		"csvToTable": csvToTable,
 	}
 }
 
+func csvToTable(input string) string {
+	r := csv.NewReader(strings.NewReader(input))
+	records, err := r.ReadAll()
+	if err != nil {
+		return fmt.Sprintf("> Failed to parse CSV: %s\n> Input: %s\n", err.Error(), input)
+	}
+	result := ""
+	if len(records) == 0 {
+		return fmt.Sprintf("Error: records is empty: %s\n", input)
+	}
+	result += "| " + strings.Join(records[0], " | ") + " |\n"
+	result += "|" + strings.Repeat(" --- |", len(records[0])) + "\n"
+	for _, row := range records[1:] {
+		result += "| " + strings.Join(row, " | ") + " |\n"
+	}
+	return result
+}
+
 func (ctx TemplateContext) OutputFile(meta TemplateMeta) (output io.WriteCloser, err error) {
 	if meta.Output == "" {
 		return os.Stdout, nil