Commit 2f4f568
Changed files (2)
examples
examples/game-of-life.md
@@ -1,88 +0,0 @@
-# Game of Life
-
-Try it:
-```
-npx zx https://raw.githubusercontent.com/google/zx/main/examples/game-of-life.md
-```
-
-```js
-let
- p = s => process.stdout.write(s),
- esc = (...x) => x.map(i => p('\u001B[' + i)),
- {columns, rows} = process.stdout,
- [w, h] = [columns, rows * 2],
- i = w * h,
- s = Array(w * h).fill(false),
- cx = Math.floor(w / 2) - 6, cy = Math.floor(h / 2) - 7,
- seed = Date.now() % 3
-
-if (seed === 0) while (i --> 0) s[i] = Math.random() < .16
-if (seed === 1) s[cx + 1 + (2 + cy) * w] = s[cx + 2 + (1 + cy) * w]
- = s[cx + 2 + (3 + cy) * w] = s[cx + 3 + (2 + cy) * w]
- = s[cx + 5 + (15 + cy) * w] = s[cx + 6 + (13 + cy) * w]
- = s[cx + 6 + (15 + cy) * w] = s[cx + 7 + (12 + cy) * w]
- = s[cx + 7 + (13 + cy) * w] = s[cx + 7 + (15 + cy) * w]
- = s[cx + 9 + (11 + cy) * w] = s[cx + 9 + (12 + cy) * w]
- = s[cx + 9 + (13 + cy) * w] = true
-if (seed === 2) s[1 + 5 * w] = s[1 + 6 * w] = s[2 + 5 * w] = s[2 + 6 * w]
- = s[12 + 5 * w] = s[12 + 6 * w] = s[12 + 7 * w] = s[13 + 4 * w]
- = s[13 + 8 * w] = s[14 + 3 * w] = s[14 + 9 * w] = s[15 + 4 * w]
- = s[15 + 8 * w] = s[16 + 5 * w] = s[16 + 6 * w] = s[16 + 7 * w]
- = s[17 + 5 * w] = s[17 + 6 * w] = s[17 + 7 * w] = s[22 + 3 * w]
- = s[22 + 4 * w] = s[22 + 5 * w] = s[23 + 2 * w] = s[23 + 3 * w]
- = s[23 + 5 * w] = s[23 + 6 * w] = s[24 + 2 * w] = s[24 + 3 * w]
- = s[24 + 5 * w] = s[24 + 6 * w] = s[25 + 2 * w] = s[25 + 3 * w]
- = s[25 + 4 * w] = s[25 + 5 * w] = s[25 + 6 * w] = s[26 + w]
- = s[26 + 2 * w] = s[26 + 6 * w] = s[26 + 7 * w] = s[35 + 3 * w]
- = s[35 + 4 * w] = s[36 + 3 * w] = s[36 + 4 * w] = true
-
-function at(i, j) {
- if (i < 0) i = h - 1
- if (i >= h) i = 0
- if (j < 0) j = w - 1
- if (j >= w) j = 0
- return s[i * w + j]
-}
-
-setInterval(() => {
- esc('H')
- let gen = Array(w * h).fill(false)
- for (let i = h; i --> 0;) {
- for (let j = w; j --> 0;) {
- let n = 0, z = i * w + j
- at(i - 1, j - 1) && n++
- at(i - 1, j) && n++
- at(i - 1, j + 1) && n++
- at(i, j - 1) && n++
- at(i, j + 1) && n++
- at(i + 1, j - 1) && n++
- at(i + 1, j) && n++
- at(i + 1, j + 1) && n++
- if (s[z]) {
- if (n < 2) gen[z] = false
- if (n === 2 || n === 3) gen[z] = true
- if (n > 3) gen[z] = false
- } else {
- if (n === 3) gen[z] = true
- }
- }
- }
- s = gen
- for (let i = 0; i < rows; i++) {
- for (let j = 0; j < columns; j++) {
- if (s[i * 2 * w + j] && s[(i * 2 + 1) * w + j]) p('\u2588')
- else if (s[i * 2 * w + j] && !s[(i * 2 + 1) * w + j]) p('\u2580')
- else if (!s[i * 2 * w + j] && s[(i * 2 + 1) * w + j]) p('\u2584')
- else p(' ')
- }
- if (i !== rows - 1) p('\n')
- }
-}, 30)
-
-esc('2J', '?25l')
-
-process.on('SIGINT', () => {
- esc('?25h')
- process.exit(2)
-})
-```
README.md
@@ -388,6 +388,10 @@ downloaded and executed.
zx https://medv.io/example-script.mjs
```
+```bash
+zx https://medv.io/game-of-life.mjs
+```
+
## License
[Apache-2.0](LICENSE)