XTS: Better output message

core/core.go

@@ -173,6 +173,12 @@ func (xd *xtsDocument) setupPage() {
 	}
 }
 
+// PublishingInfo contains information about a previous publishing run.
+type PublishingInfo struct {
+	Pages    int
+	FileSize int64
+}
+
 // XTSConfig is the configuration file for PDF generation.
 type XTSConfig struct {
 	Datafile     io.Reader
@@ -186,6 +192,7 @@ type XTSConfig struct {
 	SuppressInfo bool
 	Tracing      []string
 	Variables    map[string]any
+	Info         PublishingInfo
 }
 
 // RunXTS is the entry point
@@ -320,6 +327,9 @@ func RunXTS(cfg *XTSConfig) error {
 	if err = d.writeAuxXML(); err != nil {
 		return err
 	}
+	d.cfg.Info.Pages = d.currentPagenumber
+	d.cfg.Info.FileSize = d.document.Doc.PDFWriter.Size()
+
 	return nil
 }
 

core/page.go

@@ -88,6 +88,7 @@ func clearPage(xd *xtsDocument) {
 	xd.currentPage = nil
 }
 
+// newPage returns the new page object, the AtPageCreation function and an error.
 func newPage(xd *xtsDocument) (*page, func(), error) {
 	slog.Debug("New page")
 	xd.currentPagenumber++

xts/main.go

@@ -59,6 +59,14 @@ type config struct {
 	VariablesMap map[string]any `mapstructure:"-" toml:"variables"`
 }
 
+// pluralize returns n and the text and "s" if n != 1
+func pluralize(n int, text string) string {
+	if n == 1 {
+		return "1 " + text
+	}
+	return fmt.Sprintf("%d %ss", n, text)
+}
+
 func listFonts() error {
 	ff := core.FindFontFiles()
 	ret := make([]string, len(ff))
@@ -334,6 +342,7 @@ func dothings() error {
 	if err != nil {
 		return err
 	}
+	var info core.PublishingInfo
 	switch cmd {
 	case "clean":
 		jobname := configuration.Jobname
@@ -463,7 +472,9 @@ func dothings() error {
 				xc.DumpFile = w
 
 			}
-			if err = core.RunXTS(xc); err != nil {
+			err = core.RunXTS(xc)
+			info = xc.Info
+			if err != nil {
 				goto finished
 			}
 		}
@@ -480,7 +491,7 @@ func dothings() error {
 	finished:
 		dur := time.Now().Sub(starttime)
 		slog.Info(fmt.Sprintf("Finished in %s", dur))
-		fmt.Printf("Finished with %d error(s) and %d warning(s) in %s.\nOutput written to %s\n  and protocol file to %s.\n", errCount, warnCount, dur, configuration.Jobname+".pdf", protocolFilename)
+		fmt.Printf("Finished with %s and %s in %s.\nOutput written to %s (%s, %d bytes)\n  and protocol file to %s.\n", pluralize(errCount, "error"), pluralize(warnCount, "warning"), dur, configuration.Jobname+".pdf", pluralize(info.Pages, "page"), info.FileSize, protocolFilename)
 		if errCount > 0 {
 			return core.TypesettingError{Logged: true}
 		}