lumbda/wasm/dist-repl/repl.css
russell@unturf.com ef8b9b5819
wat iter-5: TCO via return_call + dotted pairs + bend gpu demo
WASM tail-call instruction wired into every tail position:
  if branches, eval_begin last expression, all special-form dispatchers
  (cond/when/unless/case/let/let*/letrec/begin/and/or), function
  application's $apply, and apply's closure-body $eval_begin.
  wat2wasm + wasm-validate now use --enable-tail-call.

Reader fixes:
  - Dotted pair syntax: (a b . rest) parses as a real dotted list.
    Without this, variadic params and other dotted-cdr forms parsed
    as 4-element proper lists.
  - Stray ) at top level advances source_ptr instead of spinning
    forever. Found via bisection of functional.lsp under TCO.
  - eval_args guards against non-pair tails so a misplaced dotted
    argument (e.g. an unexpanded macro template) can't deref garbage.

Cross-tier numbers (wasm-test-functional-cross):
  before: 93/111 reached, stack overflow on (ack 3 4)
  now:    progresses through the full TCO section, deep let, named-let
          to 100k, mutual recursion to 200k. Still climbing.

Bend gpu demo:
  6th playground option ("bend (gpu dispatch) ") ships a SHAKE256
  fan-out at 1M inputs via (bend!-call ...). Run button is GUARDED:
  if no bend URL is configured, refuses with
  "set a bend URL first — this demo is GPU-only by design".
  Protects customer machines from burning minutes on a workload the
  local tiers cannot finish in reasonable time.
2026-06-14 14:18:41 -04:00

289 lines
7 KiB
CSS

/* lumbda repl — grid-only layout. Inherits palette + base from style.css. */
body.repl {
display: grid;
/* header (fixed) scrolling-stream (everything else) */
grid-template-rows: auto 1fr;
height: 100vh;
overflow: hidden;
}
/* ─── Lock screen overlay ──────────────────────────────────────── */
.lock-screen {
position: fixed; inset: 0; z-index: 1000;
display: grid;
place-items: center;
background: rgba(15, 17, 21, 0.85);
backdrop-filter: blur(4px);
}
.lock-card {
background: var(--pane-bg);
border: 1px solid var(--rule);
border-radius: 6px;
padding: 1.5rem 2rem;
max-width: 28rem;
width: 90%;
display: grid;
gap: 0.4rem;
}
.lock-card h2 {
margin: 0 0 0.1rem;
font-family: 'chunkfive', Georgia, serif;
font-size: 1.4rem;
color: var(--green);
font-weight: normal;
}
.lock-card p {
margin: 0;
font-size: 0.85rem;
color: var(--muted);
line-height: 1.5;
}
.lock-card input[type=password] {
width: 100%;
padding: 0.5rem 0.7rem;
margin: 0.4rem 0 0;
background: var(--code-bg);
color: var(--fg);
border: 1px solid var(--rule);
border-radius: 3px;
font-family: var(--mono);
font-size: 0.95rem;
}
.lock-card input[type=password]:focus {
outline: none;
border-color: var(--green);
}
.lock-row {
display: grid;
grid-template-columns: auto auto;
gap: 0.6rem;
margin-top: 0.5rem;
justify-content: start;
}
.lock-row button {
font-family: var(--mono);
font-size: 0.85em; font-weight: 600;
padding: 0.45rem 1.1rem;
border-radius: 3px;
cursor: pointer;
border: 1px solid var(--green);
}
.lock-row .primary { background: var(--green); color: var(--bg); }
.lock-row .secondary { background: transparent; color: var(--green); }
.lock-row .primary:hover { filter: brightness(1.1); }
.lock-row .secondary:hover { background: var(--code-bg); }
.lock-note {
margin: 0.4rem 0 0;
color: var(--err);
font-size: 0.8rem;
min-height: 1.2em;
}
.lock-explain {
margin: 0.4rem 0 0;
font-size: 0.78rem;
color: var(--muted);
}
.lock-explain summary {
cursor: pointer;
color: var(--green);
user-select: none;
}
.lock-explain summary:hover { text-decoration: underline; }
.lock-explain ul {
margin: 0.5rem 0 0;
padding-left: 1.1rem;
display: grid;
gap: 0.3rem;
}
.lock-explain li { line-height: 1.45; }
.lock-explain code {
background: var(--code-bg);
padding: 0 0.2em;
border-radius: 2px;
font-size: 0.92em;
}
.lock-explain a {
color: var(--green);
text-decoration: none;
}
.lock-explain a:hover { text-decoration: underline; }
.lock-explain strong { color: var(--fg); }
/* ─── Tab bar ──────────────────────────────────────────────────── */
.tabbar {
display: grid;
grid-template-columns: auto auto 1fr auto auto auto auto;
gap: 0.3rem;
align-items: center;
padding: 0.2rem 0 0.4rem;
background: transparent;
border-bottom: 1px dashed var(--rule);
margin-bottom: 0.4rem;
}
.tabs {
display: grid;
grid-auto-flow: column;
grid-auto-columns: max-content;
gap: 0.3rem;
overflow-x: auto;
}
.tab {
background: var(--pane-bg);
border: 1px solid var(--rule);
padding: 0.25rem 0.6rem;
border-radius: 3px 3px 0 0;
font-size: 0.85em;
cursor: pointer;
display: inline-grid;
grid-template-columns: auto auto;
gap: 0.3rem;
align-items: center;
white-space: nowrap;
}
.tab.active {
background: var(--code-bg);
border-bottom-color: var(--code-bg);
color: var(--green);
}
.tab .tab-close {
opacity: 0.5;
cursor: pointer;
padding: 0 0.2rem;
}
.tab .tab-close:hover { opacity: 1; color: var(--err); }
.tabbar .ghost {
background: transparent;
border: 1px solid var(--rule);
color: var(--muted);
font-family: var(--mono);
font-size: 0.8em;
padding: 0.2rem 0.6rem;
border-radius: 3px;
cursor: pointer;
}
.tabbar .ghost:hover:not(:disabled) {
border-color: var(--green); color: var(--green);
}
.tabbar .ghost:disabled { opacity: 0.4; cursor: default; }
/* ─── Transcript ───────────────────────────────────────────────── */
/* The REPL stream is the page's only scroller. Header stays pinned;
* tabs, transcript, and prompt all flow inside this one scroller so
* fresh sessions show the prompt up near the top and it drifts down
* with each new entry. */
.repl-stream {
overflow: auto;
padding: 0.5rem 1rem 0.8rem;
background: var(--code-bg);
display: grid;
grid-template-rows: auto auto auto;
align-content: start;
}
.transcript {
font-family: var(--mono);
font-size: 0.92em;
line-height: 1.45;
max-width: 90rem;
margin: 0 auto;
width: 100%;
}
.transcript .entry {
margin: 0;
padding: 0;
}
.transcript .entry .prompt-line {
color: var(--green);
white-space: pre-wrap;
word-break: break-word;
}
.transcript .entry .prompt-line .sigil {
display: inline-block;
width: 3ch;
opacity: 0.7;
}
.transcript .entry .tier-output {
display: block;
padding: 0;
color: var(--fg);
}
.transcript .entry .tier-result {
white-space: pre-wrap;
word-break: break-word;
padding-left: 3ch; /* line up under "λ> " */
}
.transcript .entry .tier-meta {
color: var(--muted);
font-size: 0.78em;
margin-left: 0.6em;
user-select: none;
}
.transcript .entry .tier-meta::before {
content: "; "; /* render as a lisp comment */
color: var(--muted);
opacity: 0.6;
}
.transcript .entry.error .tier-result { color: var(--err); }
.transcript .entry + .entry { margin-top: 0.4rem; }
/* ─── Prompt bar ───────────────────────────────────────────────── */
.prompt-bar {
display: grid;
grid-template-columns: auto 1fr auto auto;
gap: 0.4rem;
align-items: center;
padding: 0.3rem 0;
background: transparent;
}
.prompt-bar .prompt-sigil {
color: var(--green);
font-weight: 600;
font-size: 0.95em;
}
.prompt-bar textarea {
resize: none;
background: var(--code-bg);
border: none;
color: var(--fg);
padding: 0.25rem 0;
font-family: var(--mono);
font-size: 0.92em;
min-height: 1.5em;
max-height: 30vh;
min-width: 0;
}
.prompt-bar textarea:focus { outline: none; border-color: var(--green); }
.prompt-bar select {
background: var(--code-bg);
border: 1px solid var(--rule);
color: var(--fg);
padding: 0.35rem 0.5rem;
font-family: var(--mono);
font-size: 0.85em;
border-radius: 3px;
}
.prompt-bar button.primary {
background: var(--green);
color: var(--bg);
border: 1px solid var(--green);
padding: 0.4rem 1rem;
font-family: var(--mono);
font-weight: 600;
border-radius: 3px;
cursor: pointer;
}
.prompt-bar button.primary:hover { filter: brightness(1.1); }
.prompt-bar button.primary:disabled { opacity: 0.4; cursor: wait; }
kbd {
font-family: var(--mono);
background: var(--code-bg);
padding: 0.05em 0.3em;
border: 1px solid var(--rule);
border-radius: 2px;
font-size: 0.85em;
}