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feat(lang): 0.S - a reference out of a read-only state is read-only (named so), a program's type named like the runtime's is refused (PadButton), tests for both, the migrate case covers lets; changeset

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 16:17:03 +03:00
parent 02448e176c
commit c167ecc714
10 changed files with 13858 additions and 13042 deletions
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selfhost/check/check_state.ludic
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@ -81,6 +81,10 @@ function ck_write_check(t: Node, what: pointer) -> void {
mg_need(g_mg_cur, mg_state_named(ck_ro_st[li]), true) # 0.S2: it becomes `mut`
return
}
if ck_is_ro(li) and li < len(ck_ro_st) and ck_ro_st[li] != null and not (ck_ro_st[li] == ck_tys[li]) {
ck_err("state", t, `{what}: {r.s} holds part of a read-only {ck_ro_st[li]}; take the state as mut {ck_ro_st[li]} to change it`)
return
}
if ck_is_ro(li) {
ck_err("state", t, `{what}: {r.s} is read-only here ({r.s}: {ck_tys[li]}); take it as {r.s}: mut {ck_tys[li]} to change it`)
}