[READ-ONLY] Mirror of https://github.com/bombshell-dev/tty. Platform independent 2D layout engine for terminal applications based on Clay
refactor: remove unused functions and update alignment property to use string literal
Paul Valladares
(Jun 8, 2026, 1:08 PM -0600)
7025bdcb
764dd5a2
+1
-103
+1
-103
examples/inline-regions/index.ts
+1
-103
examples/inline-regions/index.ts
···
48
48
49
49
const BRAILLE = ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"];
50
50
51
-
function* queryCursor(): Operation<CursorEvent> {
52
-
let parser = yield* until(createInput({ escLatency: 100 }));
53
-
write(DSR());
54
-
55
-
let buf = new Uint8Array(32);
56
-
while (true) {
57
-
let n = Deno.stdin.readSync(buf);
58
-
if (n === null) continue;
59
-
let result = parser.scan(buf.subarray(0, n));
60
-
for (let ev of result.events) {
61
-
if (ev.type === "cursor") {
62
-
return ev;
63
-
}
64
-
}
65
-
}
66
-
}
67
-
68
-
function waitKey() {
69
-
let buf = new Uint8Array(32);
70
-
while (true) {
71
-
let n = Deno.stdin.readSync(buf);
72
-
if (n === null) continue;
73
-
for (let i = 0; i < n; i++) {
74
-
if (buf[i] === 0x03) {
75
-
Deno.stdin.setRaw(false);
76
-
write(SHOWCURSOR());
77
-
Deno.exit(0);
78
-
}
79
-
}
80
-
return;
81
-
}
82
-
}
83
-
84
-
function box(msg: string, fg: number, border: number): Op[] {
85
-
return [
86
-
open("root", {
87
-
layout: { width: grow(), height: grow(), direction: "ttb" },
88
-
}),
89
-
open("box", {
90
-
layout: {
91
-
width: grow(),
92
-
height: grow(),
93
-
direction: "ttb",
94
-
padding: { left: 1 },
95
-
alignY: "center",
96
-
},
97
-
border: {
98
-
color: border,
99
-
left: 1,
100
-
right: 1,
101
-
top: 1,
102
-
bottom: 1,
103
-
},
104
-
cornerRadius: { tl: 1, tr: 1, bl: 1, br: 1 },
105
-
}),
106
-
text(msg, { color: fg }),
107
-
close(),
108
-
close(),
109
-
];
110
-
}
111
-
112
-
function* transaction(
113
-
height: number,
114
-
renderFrame: (frame: number) => Op[],
115
-
frames: number,
116
-
interval: number,
117
-
): Operation<void> {
118
-
let { columns } = Deno.consoleSize();
119
-
120
-
write(encode("\n".repeat(height)));
121
-
122
-
let pos = yield* queryCursor();
123
-
/** 1-based terminal row where the region starts */
124
-
let row = pos.row - height + 1;
125
-
126
-
write(ESC("7"));
127
-
let tty = settings(cursor(false));
128
-
write(tty.apply);
129
-
130
-
let term = validated(
131
-
yield* until(createTerm({ width: columns, height })),
132
-
);
133
-
for (let i = 0; i < frames; i++) {
134
-
let result = term.render(renderFrame(i), { row });
135
-
write(new Uint8Array(result.output));
136
-
yield* sleep(interval);
137
-
}
138
-
139
-
write(tty.revert);
140
-
write(ESC("8"));
141
-
write(encode("\n"));
142
-
}
143
-
144
-
function say(msg: string) {
145
-
write(encode(msg + "\n"));
146
-
}
147
-
148
-
function pause() {
149
-
waitKey();
150
-
write(encode("\n"));
151
-
}
152
-
153
51
await main(function* () {
154
52
let { columns } = terminalSize();
155
53
setRawMode(true);
···
433
331
height: grow(),
434
332
direction: "ttb",
435
333
padding: { left: 1 },
436
-
alignY: 2,
334
+
alignY: "center",
437
335
},
438
336
border: {
439
337
color: border,