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2026-10-13 16:39:01 +08:00

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SSD-001 Spell a Word

Metadata

Key Value
ID SSD-001
CrossReference UC-001
Language en
Domain it

Version History

Date Status Author Reviewer Change Commit
2026-10-13 Accepted Jens Tirsvad Nielsen AI as stand-in for S01 Initial version, reviewed in RC-013 pending

Source Use Case

Spell a Word (UC-001) — scenario: main success scenario. The alternate flow 3a (invalid character) is drawn separately below.

Diagram

@startuml
actor User as U
participant ":System" as S
U -> S : requestWord()
S --> U : prompt
U -> S : spellWord(word)
S --> U : codeWords
@enduml

Alternate flow 3a, a word with a character that is not a letter:

@startuml
actor User as U
participant ":System" as S
U -> S : spellWord(word)
S --> U : rejection(only letters allowed)
S --> U : prompt
@enduml

System Operations

Step Message Parameters Return Use case step
1 requestWord none prompt asking for a word 1, 2
2 spellWord word the list of code words, or a rejection for a non-letter 3, 4 and 3a

Lifecycle Notes

The tool runs one session per start; it keeps no state between words. The data is loaded once when the session starts.