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Claim ยท cairn 0.2.5

cairn^221 The Active filter hides completed todos

A flow of cairn 0.2.5, in Todos window.

Id
cairn^221
Kind
flow
Reads as
proved
Place
Todos window ^201
Version
0.2.5

All of cairn 0.2.5's claims

What you do

Add milk and eggs, check milk, press Active.

What you see

Only eggs is listed, and the counter still says 1 item left (T40, T42).

Steps

The witness its liveness proof follows, from the app's first state.

  1. edit insert "milk" on ^202 New todo
  2. submit on ^202 New todo
  3. edit insert "eggs" on ^202 New todo
  4. submit on ^202 New todo
  5. press on ^204#1 Complete a todo
  6. press on ^209 Active

Evidence

provedliveExamples.Todo.activeFilter.live
provedreachesExamples.Todo.activeFilter.reaches
testedNot shown yet: the running app matched the model at every step that exercised it (docs/conformance.md). A CI step will publish it (#95).
seenNot shown yet: a screenshot of the app shows it. A CI step will publish it (#95).

Where it's defined

Declaration
Examples.Todo.activeFilter
Module
Examples.Todo
Source
lean/Examples/Todo.lean:254 at v0.2.5
Machine
Examples.Todo.machine
Statement
Examples.Todo.activeFilter.goal Examples.Todo.activeFilter.witness
Statement hash
251baf03d4d2fb06

Ledger

cairn^221 is active in this version's claims.lock, statement 251baf03d4d2fb06. An id never moves or changes meaning.