120 lines
2.5 KiB
JavaScript
120 lines
2.5 KiB
JavaScript
// Illustrates a bug where dataflow damage was being repaired even for
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// subjects pertaining to previously-terminated facets.
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//
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// Should eventually be turned into some kind of test case.
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//---------------------------------------------------------------------------
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// Bad output:
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//
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// OUTER++ first
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// ++ first
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// VIEW++ VIEW first
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// VIEW-- VIEW first
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// VIEW++ EDIT first
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// VIEW-- EDIT first
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// VIEW++ VIEW first
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// -- first
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// OUTER-- first
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// OUTER++ second
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// ++ second
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// VIEW-- VIEW first
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// VIEW++ VIEW second
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// Kicking off second edit cycle
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// VIEW-- VIEW second
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// VIEW++ EDIT second
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// VIEW++ EDIT first
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// VIEW-- EDIT second
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// VIEW-- EDIT first
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// VIEW++ VIEW second
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// VIEW++ VIEW first
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//
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// Notice the appearance of "first" even after the "second edit cycle" has been kicked off!
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//---------------------------------------------------------------------------
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// Good output:
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//
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// OUTER++ first
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// ++ first
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// VIEW++ VIEW first
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// VIEW-- VIEW first
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// VIEW++ EDIT first
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// VIEW-- EDIT first
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// VIEW++ VIEW first
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// -- first
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// OUTER-- first
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// OUTER++ second
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// ++ second
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// VIEW-- VIEW first
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// VIEW++ VIEW second
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// Kicking off second edit cycle
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// VIEW-- VIEW second
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// VIEW++ EDIT second
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// VIEW-- EDIT second
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// VIEW++ VIEW second
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//---------------------------------------------------------------------------
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var Syndicate = require('./src/main.js');
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assertion type todo(title);
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assertion type show();
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assertion type view(str);
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ground dataspace {
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spawn {
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field this.title = "first";
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assert todo(this.title);
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on message 3 {
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this.title = "second";
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}
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}
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spawn {
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assert show();
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}
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spawn {
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field this.editing = false;
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during todo($title) {
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on start { console.log('OUTER++', title); }
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during show() {
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on start { console.log('++', title); }
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assert view((this.editing ? 'EDIT ' : 'VIEW ') + title);
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on stop { console.log('--', title); }
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}
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on stop { console.log('OUTER--', title); }
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}
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on message 1 {
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this.editing = true;
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:: 2;
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}
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on message 2 {
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:: 3;
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this.editing = false;
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}
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}
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spawn {
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on start { :: 0; }
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stop on message 0 {
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:: 1;
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}
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}
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spawn {
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field this.count = 0;
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on retracted view($x) { console.log('VIEW--', x); }
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on asserted view($x) {
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console.log('VIEW++', x);
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if (x === 'VIEW second') {
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this.count++;
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if (this.count === 1) {
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console.log("Kicking off second edit cycle");
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:: 1;
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}
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}
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}
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}
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}
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