addPositionalSN method
Arg<String?>
addPositionalSN(
- String name, {
- String? description,
- UsageGroup? usageGroup,
- bool? noOptionsFollowing,
Shorthand for addPositional for strings with a default value of null
.
Implementation
Arg<String?> addPositionalSN(String name,
{String? description,
UsageGroup? usageGroup,
bool? noOptionsFollowing}) =>
addPositional(name,
description: description,
usageGroup: usageGroup,
requires: Requires.optional(null),
parser: idValueParser,
noOptionsFollowing: noOptionsFollowing);