newPackageConfigJsonFileFromBuilder method
Writes a .dart_tool/package_config.json file at directoryPath,
returning the File object.
See the documentation for PackageConfigFileBuilder for information on
how to add package configurations.
Implementation
File newPackageConfigJsonFileFromBuilder(
String directoryPath,
PackageConfigFileBuilder builder,
) {
var content = builder.toContent(pathContext: pathContext);
return newPackageConfigJsonFile(directoryPath, content);
}