invalid_ platforms_ field
The 'platforms' field must be a map with platforms as keys.
Description
#
The analyzer produces this diagnostic when a top-level
platforms
field is specified, but its value is not a map with keys.
To learn more about specifying your package's supported platforms,
check out the
documentation on platform declarations.
Example
#
The following
pubspec.yaml
produces this diagnostic because
platforms
should be a map.
name: example
platforms:
- android
- web
- ios
Common fixes
#
If you can rely on automatic platform detection, then omit the
top-level
platforms
field.
name: example
If you need to manually specify the list of supported platforms, then
write the
platforms
field as a map with platform names as keys.
name: example
platforms:
android:
web:
ios:
Unless stated otherwise, the documentation on this site reflects Dart 3.9.2. Page last updated on 2025-9-1. View source or report an issue.