[Bug]: Subject message is ignored(First sentence of text is taken instead)

[sinelser]

Platform

iOS 26.6

Plugin

share_plus

Version

13.3.0

Flutter SDK

3.44.6

Steps to reproduce

Share message from code sample and choose Gmail

Code Sample

ShareParams(
                          text: "You're invited to XXX — join and get something.\nhttps.xxxx.com"
                          subject: "You're invited to XXX",
);

Logs

-

Flutter Doctor

[✓] Flutter (Channel stable, 3.44.6, on macOS 26.5.1 25F80 darwin-arm64 (Rosetta), locale en-GB) [6.0s]
    • Flutter version 3.44.6 on channel stable at /Users/xxxxx/fvm/versions/3.44.6
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision ee80f08bbf (8 weeks ago), 2026-07-08 15:02:06 -0700
    • Engine revision 83675ed276
    • Dart version 3.12.2
    • DevTools version 2.57.0
    • Feature flags: enable-web, enable-linux-desktop, enable-macos-desktop, enable-windows-desktop,
      enable-android, enable-ios, cli-animations, enable-native-assets, enable-swift-package-manager,
      omit-legacy-version-file, enable-lldb-debugging, enable-uiscene-migration

Checklist before submitting a bug

• I searched issues in this repository and couldn't find such bug/problem
• I Google'd a solution and I couldn't find it
• I searched on StackOverflow for a solution and I couldn't find it
• I read the README.md file of the plugin
• I'm using the latest version of the plugin
• All dependencies are up to date with flutter pub upgrade
• I did a flutter clean
• I tried running the example project

[sinelser]

Duplicate of #347 and #691.