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wip(0.S2): migrate - a var nothing writes becomes a let; a state is keyed by its module, directory or program, so every program's plan agrees; paths normalized; program states named SceneDemoState / scene_demo_st; the LSP reads state, mut and entry/handler parameters

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 15:31:34 +03:00
parent 3eda72e8c2
commit 5ffe50ed02
463 changed files with 72045 additions and 67421 deletions
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26
examples/games/platformer_demo.ludic
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@ -32,15 +32,13 @@ program PlatformerDemo {
@OnSpawn(Floor) handler FloorInit { }
@OnSpawn(Wall) handler WallInit { }
state PlatformerdemoState {
jumps: int = 0
have_power: int = 0
vetoed_air: int = 0
}
@On(JumpPerformed) handler CountJumps(platformerdemo_st: mut PlatformerdemoState) { platformerdemo_st.jumps += 1 }
var jumps: int = 0
@On(JumpPerformed) handler CountJumps { jumps += 1 }
# a game rule: forbid the air (double) jump unless a "power" flag is set — pure
# lever-4 veto, no controller edit.
@On(JumpRequested) handler GateAir(platformerdemo_st: mut PlatformerdemoState) { if (kind == 2) and (platformerdemo_st.have_power == 0) { platformerdemo_st.vetoed_air = 1; cancel } }
var have_power: int = 0
var vetoed_air: int = 0
@On(JumpRequested) handler GateAir { if (kind == 2) and (have_power == 0) { vetoed_air = 1; cancel } }
function tick_n(n: int) -> void { var i = 0; while i < n { tick_fixed(); i += 1 } }
function bi(b: bool) -> int { if b { return 1 }; return 0 }
@ -49,7 +47,7 @@ program PlatformerDemo {
return World.get(e, P, World.field_id(P, "coyote_t"))
}
entry (platformerdemo_st: mut PlatformerdemoState) {
entry {
let PB = World.prop_id("Body")
let PP = World.prop_id("Position")
let PL = World.prop_id("Platformer")
@ -91,16 +89,16 @@ program PlatformerDemo {
print(bi(pf_coyote(h) == 6)) # 1
# ---- D. double jump gated by the veto hook -----------------------------
platformerdemo_st.have_power = 0
have_power = 0
Platformer.jump(h); tick_n(3) # ground jump -> airborne
let after_ground = platformerdemo_st.jumps
let after_ground = jumps
Platformer.jump(h); tick_n(2) # air jump attempt -> vetoed
print(bi((platformerdemo_st.jumps == after_ground) and (platformerdemo_st.vetoed_air == 1))) # 1
print(bi((jumps == after_ground) and (vetoed_air == 1))) # 1
platformerdemo_st.have_power = 1
let before_power = platformerdemo_st.jumps
have_power = 1
let before_power = jumps
Platformer.jump(h); tick_n(2) # air jump now allowed
print(bi(platformerdemo_st.jumps == before_power + 1)) # 1
print(bi(jumps == before_power + 1)) # 1
tick_n(60) # settle on the floor
# ---- E. horizontal run into the wall (collision reuse) -----------------