From 022ded2a3e6979a0fa7dd456d6f4b113e57293e7 Mon Sep 17 00:00:00 2001 From: Ashita Prasad Date: Tue, 14 Jan 2025 09:50:11 +0530 Subject: [PATCH] Update platform_specific_instructions.md --- doc/dev_guide/platform_specific_instructions.md | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/doc/dev_guide/platform_specific_instructions.md b/doc/dev_guide/platform_specific_instructions.md index 7752933c..4ee8398b 100644 --- a/doc/dev_guide/platform_specific_instructions.md +++ b/doc/dev_guide/platform_specific_instructions.md @@ -44,16 +44,21 @@ For more information on multidex support, you can refer to the Android developer ### Web -If you're building a Flutter app for the web using the `printing` package, you may encounter a build error like: +If you're building a Flutter app for the web, you may encounter a build error like: ``` -Error: A value of type 'JSString' can't be assigned to a variable of type 'String'. +Launching lib/main.dart on Chrome in debug mode... +../../../.pub-cache/hosted/pub.dev/printing-5.13.4/lib/printing_web.dart:218:16: Error: +A value of type 'JSString' can't be assigned to a variable of type 'String'. + .toJS; + ^ +Failed to compile application. ``` This happens because `.toJS` is no longer required for converting Dart strings to JavaScript strings in recent Dart versions. **Fix:** -Update the `printing_web.dart` file in the `printing` package by removing `.toJS` from: +Update the `printing_web.dart` file in the cached `printing` package by removing `.toJS` as done in the PR [here](https://github.com/DavBfr/dart_pdf/pull/1739/files) ```dart script.innerHTML = @@ -67,5 +72,4 @@ script.innerHTML = '''function ${_frameId}_print(){var f=document.getElementById('$_frameId');f.focus();f.contentWindow.print();}'''; ``` -This fix ensures compatibility with the latest Dart runtime. For more details, refer to [GitHub Issue #1791](https://github.com/DavBfr/dart_pdf/issues/1791). Read more about it here - https://github.com/DavBfr/dart_pdf/issues/1791