Integrated: 1878: Improve argument check in SKARA CLI

[Zhao Song]

On Thu, 13 Apr 2023 22:54:06 GMT, Zhao Song <zsong at openjdk.org> wrote:

> Currently, if a user misuses a command, in some cases, SKARA CLI crashes and throws a stack trace, which is bad and does not provide useful information to the user. 
> 
> After investigating, I found that in many places, we don't check whether an option is followed by an argument, and it would trigger some issues.
> 
> In this patch, the program would always check the presence of an argument  before attempting to retrieve it for an option.

This pull request has now been integrated.

Changeset: e95942fa
Author:    Zhao Song <zsong at openjdk.org>
URL:       https://git.openjdk.org/skara/commit/e95942fa0909874462bbccf354533f83d7bc3aa9
Stats:     144 lines in 14 files changed: 44 ins; 49 del; 51 mod

1878: Improve argument check in SKARA CLI

Reviewed-by: erikj

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PR: https://git.openjdk.org/skara/pull/1502