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fix for older ES6 browsers without ?? operator

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Pomax
2020-08-12 08:57:00 -07:00
parent 99e4015614
commit 6498341566
3 changed files with 4 additions and 4 deletions
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2
lib/custom-element/api/graphics-api.js
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@@ -125,7 +125,7 @@ class GraphicsAPI extends BaseAPI {
* transforms: scale * transforms: scale
*/ */
scale(x, y) { scale(x, y) {
y = y ?? x; y = y ? y : x; // NOTE: this turns y=0 into y=x, which is fine. Scaling by 0 is really silly =)
this.ctx.scale(x, y); this.ctx.scale(x, y);
} }
/** /**

4
lib/custom-element/api/types/vector.js
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@@ -16,8 +16,8 @@ class Vector {
let sum = 0; let sum = 0;
sum += (this.x - other.x) ** 2; sum += (this.x - other.x) ** 2;
sum += (this.y - other.y) ** 2; sum += (this.y - other.y) ** 2;
let z1 = this.z ?? 0; let z1 = this.z ? this.z : 0;
let z2 = other.z ?? 0; let z2 = other.z ? other.z : 0;
sum += (z1 - z2) ** 2; sum += (z1 - z2) ** 2;
return sum ** 0.5; return sum ** 0.5;
} }

2
tools/locale-strings.js
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@@ -54,7 +54,7 @@ class LocaleStrings {
Object.keys(localeStringData).forEach((id) => { Object.keys(localeStringData).forEach((id) => {
const map = localeStringData[id]; const map = localeStringData[id];
if (typeof map !== "object") return; if (typeof map !== "object") return;
const value = map[locale] ?? map[defaultLocale]; const value = map[locale] ? map[locale] : map[defaultLocale];
if (!value) throw new Error(`unknown locale string id "${id}".`); if (!value) throw new Error(`unknown locale string id "${id}".`);
strings[id] = value; strings[id] = value;