any2anexoj/internal/writing/table/printer.go

// Package table renders an internal.AggregatorWriter as the human-readable
// Anexo J report table for the terminal. The shared table definition it (and
// the html package) renders from lives in internal/writing/internal/tabledef.
package table

import (
	"io"

	"github.com/nmoniz/any2anexoj/internal"
	"github.com/nmoniz/any2anexoj/internal/writing/internal/tabledef"
)

// Printer writes a simple, human readable, table to the provided io.Writer
// for the report items in an AggregatorWriter. Each Render call builds a
// fresh table from the aggregator, so invoking it repeatedly on the same
// instance never duplicates rows.
type Printer struct {
	output     io.Writer
	translator tabledef.Translator
}

func NewPrinter(w io.Writer, tr tabledef.Translator) *Printer {
	return &Printer{
		output:     w,
		translator: tr,
	}
}

// Render writes the terminal table for aw to the configured output.
func (pp *Printer) Render(aw *internal.AggregatorWriter) {
	t := tabledef.Build(pp.translator, aw)
	t.SetOutputMirror(pp.output)
	t.Render()
}