Improve console error reporting

 # Changelog
 
+## 5.0.4
+
+- Improve console error reporting
+
 ## 5.0.3
 
 - Fix RichText annotations

@@ -3,7 +3,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'printing'
-  s.version          = '0.0.1'
+  s.version          = '1.0.0'
   s.summary          = 'Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers'
   s.description      = <<-DESC
 Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers

@@ -23,6 +23,7 @@ import 'dart:js_util';
 import 'dart:typed_data';
 import 'dart:ui';
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart' show Rect;
 import 'package:flutter_web_plugins/flutter_web_plugins.dart';
 import 'package:image/image.dart' as im;
@@ -65,7 +66,30 @@ class PrintingPlugin extends PrintingPlatform {
     PdfPageFormat format,
     bool dynamicLayout,
   ) async {
-    final result = await onLayout(format);
+    late Uint8List result;
+    try {
+      result = await onLayout(format);
+    } catch (e, s) {
+      InformationCollector? collector;
+
+      assert(() {
+        collector = () sync* {
+          yield StringProperty('PageFormat', format.toString());
+        };
+        return true;
+      }());
+
+      FlutterError.reportError(FlutterErrorDetails(
+        exception: e,
+        stack: s,
+        stackFilter: (input) => input,
+        library: 'printing',
+        context: ErrorDescription('while generating a PDF'),
+        informationCollector: collector,
+      ));
+
+      rethrow;
+    }
 
     if (result.isEmpty) {
       return false;

@@ -29,7 +29,7 @@ import 'raster.dart';
 
 /// The interface that implementations of printing must implement.
 abstract class PrintingPlatform extends PlatformInterface {
-  /// Constructs a UrlLauncherPlatform.
+  /// Constructs a PrintingPlatform.
   PrintingPlatform() : super(token: _token);
 
   static final Object _token = Object();

@@ -17,6 +17,7 @@
 import 'dart:async';
 import 'dart:typed_data';
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart' show Rect;
 import 'package:flutter/services.dart';
 import 'package:pdf/pdf.dart';
@@ -60,7 +61,25 @@ class MethodChannelPrinting extends PrintingPlatform {
         Uint8List bytes;
         try {
           bytes = await job.onLayout!(format);
-        } catch (e) {
+        } catch (e, s) {
+          InformationCollector? collector;
+
+          assert(() {
+            collector = () sync* {
+              yield StringProperty('PageFormat', format.toString());
+            };
+            return true;
+          }());
+
+          FlutterError.reportError(FlutterErrorDetails(
+            exception: e,
+            stack: s,
+            stackFilter: (input) => input,
+            library: 'printing',
+            context: ErrorDescription('while generating a PDF'),
+            informationCollector: collector,
+          ));
+
           if (job.useFFI) {
             return setErrorFfi(job, e.toString());
           }

@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:math';
 import 'dart:typed_data';
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:pdf/pdf.dart';
 import 'package:pdf/widgets.dart' as pw;
@@ -140,13 +141,42 @@ class _PdfPreviewState extends State<PdfPreview> {
     Uint8List _doc;
 
     if (!info.canRaster) {
+      assert(() {
+        if (kIsWeb) {
+          FlutterError.reportError(FlutterErrorDetails(
+            exception: Exception(
+                'Unable to find the `pdf.js` library.\nPlease follow the installation instructions at https://github.com/DavBfr/dart_pdf/tree/master/printing#installing'),
+            library: 'printing',
+            context: ErrorDescription('while rendering a PDF'),
+          ));
+        }
+
+        return true;
+      }());
+
       return;
     }
 
     try {
       _doc = await widget.build(computedPageFormat);
-    } catch (e) {
-      error = e;
+    } catch (exception, stack) {
+      InformationCollector? collector;
+
+      assert(() {
+        collector = () sync* {
+          yield StringProperty('PageFormat', computedPageFormat.toString());
+        };
+        return true;
+      }());
+
+      FlutterError.reportError(FlutterErrorDetails(
+        exception: exception,
+        stack: stack,
+        library: 'printing',
+        context: ErrorDescription('while generating a PDF'),
+        informationCollector: collector,
+      ));
+      error = exception;
       return;
     }
 
@@ -270,7 +300,6 @@ class _PdfPreviewState extends State<PdfPreview> {
     if (error != null) {
       var content = _showError();
       assert(() {
-        print(error);
         content = ErrorWidget(error!);
         return true;
       }());

@@ -3,7 +3,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'printing'
-  s.version          = '0.0.1'
+  s.version          = '1.0.0'
   s.summary          = 'Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers'
   s.description      = <<-DESC
 Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers

@@ -7,7 +7,7 @@ description: >
 homepage: https://github.com/DavBfr/dart_pdf/tree/master/printing
 repository: https://github.com/DavBfr/dart_pdf
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
-version: 5.0.3
+version: 5.0.4
 
 environment:
   sdk: ">=2.12.0-0 <3.0.0"