workshopsoft/ludic
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wip(0.S3): ui blocks, scene on enter/exit, hooks, machines over a state's field, namespace and engine-system injection; a reference out of a read-only state or a module let is read-only; deps counts writes into another module's state; the rejected examples hold states

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 14:49:03 +03:00
parent 4919c9c2fc
commit e7f8ee6b91
31 changed files with 100137 additions and 72476 deletions
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49
selfhost/frontend/state.ludic
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@ -16,6 +16,35 @@
# toolchain's own programs, which are not part of this); a module-level `let` is deeply immutable.
var g_state_names: []pointer = new []pointer
var g_allow_globals: bool = false
var g_gen_nodes: bool = false # the finishing passes are writing code: its nodes are generated
# a call the compiler wrote itself (a view's model, a component's glue): its callee's states are
# supplied - the runtime's side of an entry point
function state_inject_generated(e: Node, f: Node) -> void {
if e != null and e.pos < 0 { state_inject(e, f) }
}
# `(h: mut Hiker)` copied onto the front of a function's parameters (a view's functions)
function state_params_onto(f: Node, ps: []Node) -> void {
if len(ps) == 0 { return }
let kids = new []Node
var i = 0
while i < len(ps) {
let p = node(N_PARAM)
p.s = ps[i].s
p.ty = ps[i].ty
p.uns = ps[i].uns
p.file = ps[i].file
p.line = ps[i].line
push(kids, p)
i += 1
}
i = 0
while i < len(f.kids) {
push(kids, f.kids[i])
i += 1
}
f.kids = kids
}
function state_global(name: pointer) -> pointer { return `state${name}` }
function is_state_ty(t: pointer) -> bool {
@ -104,6 +133,26 @@ function state_inject(e: Node, f: Node) -> void {
}
e.kids = args
}
# a retained `ui` block is an entry point: `font: MenuState.title_font` reads the instance
function ui_state_refs(n: Node) -> void {
if n == null { return }
if n.kind == E_MEMBER and n.a != null and n.a.kind == E_ID and is_state_ty(n.a.s) { n.a.s = state_global(n.a.s) }
ui_state_refs(n.a)
ui_state_refs(n.b)
ui_state_refs(n.c)
var i = 0
while i < len(n.kids) {
ui_state_refs(n.kids[i])
i += 1
}
}
function ui_blocks_states() -> void {
var i = 0
while i < len(prog) {
if prog[i].kind == N_UI and prog[i].ival == 1 { ui_state_refs(prog[i].a) }
i += 1
}
}
function entry_bind(body: Node, ps: []Node) -> void {
if len(ps) == 0 or body == null { return }
let lets = new []Node