fix channel infinite wait (#100)

internal/render/document.go

@@ -49,7 +49,7 @@ func renderToFilesystem(wg *sync.WaitGroup, errOutputCh chan error, data *render
 
 		rel, err := filepath.Rel(config.ProjectRoot(), p.FullPath)
 		if err != nil {
-			rel = p.FullPath
+			rel = p.FullPat
 		}
 		fmt.Printf("%s -> %s\n", rel, filepath.Join("output", p.OutputFilename))
 	}(doc)

internal/render/pandoc.go

@@ -64,9 +64,11 @@ func dockerPandoc(outputFilename string, errOutputCh chan error) {
 			errOutputCh <- errors.Wrap(err, "unable to remove container")
 			return
 		}
+		errOutputCh <-nil
 	}()
 
-	if err := cli.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{}); err != nil {
+	err = cli.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{})
+	if err != nil {
 		errOutputCh <- errors.Wrap(err, "unable to start Docker container")
 		return
 	}
@@ -90,8 +92,6 @@ func dockerPandoc(outputFilename string, errOutputCh chan error) {
 		errOutputCh <- errors.Wrap(err, "output not generated; verify your Docker image is up to date")
 		return
 	}
-
-	errOutputCh <- nil
 }
 
 // 🐼

internal/render/pdf.go

@@ -42,6 +42,12 @@ func pdf(output string, live bool, errCh chan error, wg *sync.WaitGroup) {
 
 		for _, narrative := range narratives {
 			renderToFilesystem(&pdfWG, errOutputCh, data, narrative, live)
+			err = <-errOutputCh
+			if err != nil {
+				errCh <- err
+				wg.Done()
+				return
+			}
 		}
 
 		pdfWG.Wait()