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Spreadsheet: Add Range(s).at(ix)

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u9g 2022-02-27 13:39:17 -05:00 • committed by Ali Mohammad Pur
parent 629eed3a4c
commit d047f26a74
2 changed files with 37 additions and 0 deletions
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24
Base/res/js/Spreadsheet/runtime.js
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@ -147,6 +147,18 @@ class Ranges {
} }
} }
at(wantedIx) {
let ix = 0;
let found = null;
this.forEach(cell => {
if (ix++ === wantedIx) {
found = cell;
return Break;
}
});
return found;
}
union(other, direction = "right") { union(other, direction = "right") {
if (direction === "left") { if (direction === "left") {
if (other instanceof Ranges) return Ranges.from(...other.ranges, ...this.ranges); if (other instanceof Ranges) return Ranges.from(...other.ranges, ...this.ranges);
@ -213,6 +225,18 @@ class Range {
} }
} }
at(wantedIx) {
let ix = 0;
let found = null;
this.forEach(cell => {
if (ix++ === wantedIx) {
found = cell;
return Break;
}
});
return found;
}
union(other) { union(other) {
if (other instanceof Ranges) return other.union(this, "left"); if (other instanceof Ranges) return other.union(this, "left");

13
Userland/Applications/Spreadsheet/Tests/basic.js
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@ -108,4 +108,17 @@ describe("Range", () => {
expect(R`A0:A25`.first().name).toEqual("A0"); expect(R`A0:A25`.first().name).toEqual("A0");
expect(R`A2:A25`.first().name).toEqual("A2"); expect(R`A2:A25`.first().name).toEqual("A2");
}); });
test("Range#at", () => {
const workbook = createWorkbook();
const sheet = createSheet(workbook, "Sheet 1");
sheet.makeCurrent();
let i = 0;
for (const col of ["A", "B"])
for (const row of [0, 1, 2]) sheet.setCell(col, row, Math.pow(i++, 2));
sheet.focusCell("A", 0);
expect(R`A0:A2`.at(2)).toEqual("A2");
expect(Ranges.from(R`A0:A2`, R`B0:B2`).at(5)).toEqual("B2");
});
}); });