~. sigdot Positive Assertion Rune #40
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eamsden
previously requested changes
Mar 26, 2024
UIPS/UIP-0120.md
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| but the `?:` variant seems to satisfy our need. | ||
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| This involves two modest changes, one to the parser and another to the AST in | ||
| `/sys/hoon`. It does not collide with any known Hoon or atom literal syntax. |
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What about ~:(jam 'foo' 12) ? That could either mean "run (jam 'foo' 12), then with that as the subject, return constant ~" -- or it could mean "if jam is no, then print 'foo' and crash; else return 12".
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I think this is resolvable, but it is a collision we'd need to make a decision about.
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Now ~. instead, which resolves to the empty @ta.
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Maybe then
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Proposes a
~:sigcol crash-with-message assertion rune.