Master's windowed fog profile failed the fence at walk t 35 s: +512 B from value_new / value_put / value_slot / value_lists under bd_class and cmp_keycap_model - a KeyCap first shown mid-walk. It is a first build, bounded, not a per-show leak: an unmounted instance goes to in_free and the next show of its class reuses it (in_reuse, `renew`), its props and model objects kept and filled in place. Only a NEW instance makes them - bounded by how many of that class are up at once, and the ones unmounted less than two builds ago. in_reuse already declared the record; the props and model objects and their first fill, made afterwards in bd_class, were not. They are now: in_reuse marks a new record `fresh`, and bd_class's first fill of it goes through bd_first_fill (@alloc_ok) - a reused instance's fill stays judged, so a real per-show leak would still fail. Golden ui_first_show: a component first shown at frame 700, once the fence is judging, then hidden and shown twice more: bad 0 (the toolchain before this fails frame 701: +464 B value_new from value_slot under cmp_cell_model, value_put grow - the profile's failure). The 37 ui examples pass. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
67 lines
2.9 KiB
Text
67 lines
2.9 KiB
Text
# build_class.ludic - a Ludic component's instance built: the parent's attributes are its props (id,
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# class and style go on its root element instead, styled by the parent's sheet as well as its own),
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# its model is its props, state and fields, and its template reads nothing else
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function bd_class(ui_st: mut UiState, k: UiTpl, e: UiEnv, key: string, out: []UiNode) -> void {
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let cls = k.cls
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uc_load(ui_st, cls)
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let it = in_get(ui_st, key, cls)
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let ce = env_new(ui_st, null)
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if it.fresh { ce.model = bd_first_fill(ui_st, it, k, e) } else { ce.model = bd_fill(ui_st, it, k, e) }
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ce.inst = it
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ce.ctx = e.ctx
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ce.slot = k
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ce.slot_env = e
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ce.on_names = k.on_keys
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ce.on_acts = k.on_acts
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for i in 0 .. len(k.on_keys) { ui_kept(ce.on_envs, e) }
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lc_note(ui_st, key, k.on_keys, k.on_acts, e)
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let at = len(out)
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if cls.roots == null or len(cls.roots) != 1 or cls.roots[0] != cls.root {
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@alloc_ok("once per class, again after a reload")
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cls.roots = new []UiTpl # its template as a list of one, made once (again after a reload)
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ui_kept(cls.roots, cls.root)
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}
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let root = cls.roots
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bd_kids(ui_st, root, ce, key, out)
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if len(out) > at { bd_pass_down(ui_st, out[at], k, e) }
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}
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# an instance's props and model, filled in place into the objects it keeps (a reused one's are kept)
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function bd_fill(ui_st: mut UiState, it: UiInst, k: UiTpl, e: UiEnv) -> Val {
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if it.props == null { it.props = Value.object() }
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let props = it.props
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Value.clear(props)
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for i in 0 .. len(k.keys) {
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let a = k.keys[i]
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if a != "class" and a != "style" and a != "id" { Value.put(props, a, ui_eval(ui_st, k.vals[i], e)) }
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}
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it.cls.props(it.ptr, props)
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if it.model == null { it.model = Value.object() }
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return it.cls.model(it.ptr, it.model)
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}
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# a new instance's first fill makes its props and model objects and every Value in them - once per
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# instance, which in_reuse bounds (a prompt's key hint first shown mid-walk was judged as a frame's keep)
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@alloc_ok("a new component instance's first build: its props and model, then kept or reused")
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function bd_first_fill(ui_st: mut UiState, it: UiInst, k: UiTpl, e: UiEnv) -> Val {
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it.fresh = false
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return bd_fill(ui_st, it, k, e)
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}
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# <Card class="wide" style="margin: 4px" id="c"> puts those on the card's own root element; when that
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# root is itself a component, each user in turn adds theirs (the outermost's id wins)
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function bd_pass_down(ui_st: mut UiState, n: UiNode, k: UiTpl, e: UiEnv) -> void {
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let c = tpl_attr(k, "class")
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if c != null {
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let parts = mm_split(ui_st, ui_eval_text(ui_st, c, e), 32)
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for i in 0 .. len(parts) {
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if len(parts[i]) > 0 { ui_kept(n.classes, parts[i]) }
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}
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}
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let id = tpl_attr(k, "id")
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if id != null { n.id = ui_eval_text(ui_st, id, e) }
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let up = up_take(ui_st)
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up.sheet = k.sheet
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up.style = k.style
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up.env = e
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@alloc_ok("once per pooled node: its list is kept and cleared")
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if n.ups == null { n.ups = new []UiPass }
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ui_kept(n.ups, up)
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}
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