Improve console error reporting

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

@@ -3,7 +3,7 @@
 #
 #
 Pod::Spec.new do |s|
 Pod::Spec.new do |s|
   s.name             = 'printing'
   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.summary          = 'Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers'
   s.description      = <<-DESC
   s.description      = <<-DESC
 Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers
 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:typed_data';
 import 'dart:ui';
 import 'dart:ui';
 
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart' show Rect;
 import 'package:flutter/rendering.dart' show Rect;
 import 'package:flutter_web_plugins/flutter_web_plugins.dart';
 import 'package:flutter_web_plugins/flutter_web_plugins.dart';
 import 'package:image/image.dart' as im;
 import 'package:image/image.dart' as im;
@@ -65,7 +66,30 @@ class PrintingPlugin extends PrintingPlatform {
     PdfPageFormat format,
     PdfPageFormat format,
     bool dynamicLayout,
     bool dynamicLayout,
   ) async {
   ) 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) {
     if (result.isEmpty) {
       return false;
       return false;

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

@@ -17,6 +17,7 @@
 import 'dart:async';
 import 'dart:async';
 import 'dart:typed_data';
 import 'dart:typed_data';
 
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart' show Rect;
 import 'package:flutter/rendering.dart' show Rect;
 import 'package:flutter/services.dart';
 import 'package:flutter/services.dart';
 import 'package:pdf/pdf.dart';
 import 'package:pdf/pdf.dart';
@@ -60,7 +61,25 @@ class MethodChannelPrinting extends PrintingPlatform {
         Uint8List bytes;
         Uint8List bytes;
         try {
         try {
           bytes = await job.onLayout!(format);
           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) {
           if (job.useFFI) {
             return setErrorFfi(job, e.toString());
             return setErrorFfi(job, e.toString());
           }
           }

@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:math';
 import 'dart:math';
 import 'dart:typed_data';
 import 'dart:typed_data';
 
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:pdf/pdf.dart';
 import 'package:pdf/pdf.dart';
 import 'package:pdf/widgets.dart' as pw;
 import 'package:pdf/widgets.dart' as pw;
@@ -140,13 +141,42 @@ class _PdfPreviewState extends State<PdfPreview> {
     Uint8List _doc;
     Uint8List _doc;
 
 
     if (!info.canRaster) {
     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;
       return;
     }
     }
 
 
     try {
     try {
       _doc = await widget.build(computedPageFormat);
       _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;
       return;
     }
     }
 
 
@@ -270,7 +300,6 @@ class _PdfPreviewState extends State<PdfPreview> {
     if (error != null) {
     if (error != null) {
       var content = _showError();
       var content = _showError();
       assert(() {
       assert(() {
-        print(error);
         content = ErrorWidget(error!);
         content = ErrorWidget(error!);
         return true;
         return true;
       }());
       }());

@@ -3,7 +3,7 @@
 #
 #
 Pod::Spec.new do |s|
 Pod::Spec.new do |s|
   s.name             = 'printing'
   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.summary          = 'Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers'
   s.description      = <<-DESC
   s.description      = <<-DESC
 Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers
 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
 homepage: https://github.com/DavBfr/dart_pdf/tree/master/printing
 repository: https://github.com/DavBfr/dart_pdf
 repository: https://github.com/DavBfr/dart_pdf
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
-version: 5.0.3
+version: 5.0.4
 
 
 environment:
 environment:
   sdk: ">=2.12.0-0 <3.0.0"
   sdk: ">=2.12.0-0 <3.0.0"