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fixing imports of legacy scripts

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This commit is contained in:
Peli de Halleux 2018-06-12 06:05:18 -07:00
parent 785e180c53
commit e556c1afca
1 changed files with 11 additions and 8 deletions
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19
editor/extension.ts
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@ -435,19 +435,22 @@ namespace pxt.editor {
.concat(U.toArray(dom.querySelectorAll("block[type=device_build_big_image]")))
nodes.forEach(node => {
const leds: string[][] = [[], [], [], [], []];
U.toArray(node.querySelectorAll("field[name^=LED]"))
U.toArray(node.children)
.filter(child => child.tagName == "field" && /^LED\d+$/.test(child.getAttribute("name")))
.forEach(lednode => {
let n = lednode.getAttribute("name");
let col = parseInt(n[3]);
let row = parseInt(n[4]);
leds[row][col] = lednode.innerHTML == "TRUE" ? "#" : ".";
// remove node
node.removeChild(lednode);
});
node.innerHTML = "";
// add new field
const f = node.ownerDocument.createElement("field");
f.setAttribute("name", "LEDS");
const s = '`\n' + leds.map(row => row.join('')).join('\n') + '\n`';
f.appendChild(node.ownerDocument.createTextNode(s));
node.appendChild(f);
node.insertBefore(f, null);
});
// radio
@ -522,11 +525,11 @@ namespace pxt.editor {
pxt.debug('loading microbit target extensions...')
if (!Math.imul)
Math.imul = (a, b) => {
var ah = (a >>> 16) & 0xffff;
var al = a & 0xffff;
var bh = (b >>> 16) & 0xffff;
var bl = b & 0xffff;
Math.imul = function(a, b) {
const ah = (a >>> 16) & 0xffff;
const al = a & 0xffff;
const bh = (b >>> 16) & 0xffff;
const bl = b & 0xffff;
// the shift by 0 fixes the sign on the high part
// the final |0 converts the unsigned value into a signed value
return ((al * bl) + (((ah * bl + al * bh) << 16) >>> 0) | 0);