storybook-chrome-screenshot
Version:
A Storybook addon, Save the screenshot image of your stories! via puppeteer.
140 lines • 7.92 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __assign = (this && this.__assign) || Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var addons_1 = __importDefault(require("@storybook/addons"));
var imagesloaded_1 = __importDefault(require("imagesloaded"));
var constants_1 = require("../../core/constants");
var utils_1 = require("../../core/utils");
var screenshot_options_1 = require("../../screenshot-options");
// TODO:
// According to Issue below, because Angular can not change knob from URL, we are not able to respond.
// Once Issue is resolved, knobs integration will be implemented :)
// https://github.com/storybooks/storybook/issues/3042
exports.withScreenshot = function (options) {
if (options === void 0) { options = {}; }
var opts = screenshot_options_1.mergeScreenshotOptions(options);
return function (getStory) {
var isFuncStoryGetter = typeof getStory === 'function' || getStory.component == null;
var wrapScreenshotHandler = function (ngStory, context) {
var getContext = function (component) {
return component.__getStoryContext__ ? component.__getStoryContext__() : context;
};
var emit = function (type, ctx) {
addons_1.default.getChannel().emit(type, __assign({}, ctx, { viewport: opts.viewport, knobs: opts.knobs, namespace: opts.namespace }));
};
var ScreenshotWrapperComponent = /** @class */ (function (_super) {
__extends(ScreenshotWrapperComponent, _super);
function ScreenshotWrapperComponent() {
return _super !== null && _super.apply(this, arguments) || this;
}
ScreenshotWrapperComponent.prototype.ngOnInit = function () {
if (_super.prototype.ngOnInit) {
_super.prototype.ngOnInit.call(this);
}
emit(constants_1.EventTypes.COMPONENT_INIT, getContext(this));
};
ScreenshotWrapperComponent.prototype.ngAfterViewInit = function () {
var _this = this;
if (_super.prototype.ngAfterViewInit) {
_super.prototype.ngAfterViewInit.call(this);
}
var delay = opts.delay, waitFor = opts.waitFor;
emit(constants_1.EventTypes.COMPONENT_MOUNT, getContext(this));
// FIXME:
// The "[ng-version]" selector means "Angular application root element".
// We should use [elementRef](https://angular.io/api/core/ElementRef) to get DOM node.
// However it's hard to override class's constructor and inject depndency on `ElementRef`.
// Is there a better way?
var node = document.querySelector('[ng-version]');
if (node == null) {
return;
}
imagesloaded_1.default(node, function () { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, utils_1.sleep(delay)];
case 1:
_a.sent();
return [4 /*yield*/, utils_1.getWaitForFn(waitFor)()];
case 2:
_a.sent();
return [4 /*yield*/, utils_1.nextIdle()];
case 3:
_a.sent();
emit(constants_1.EventTypes.COMPONENT_READY, getContext(this));
return [2 /*return*/];
}
});
}); });
};
return ScreenshotWrapperComponent;
}(ngStory.component));
if (ScreenshotWrapperComponent.prototype.__WRAPPED_WITH_SCREENSHOT__) {
return ngStory;
}
ScreenshotWrapperComponent.prototype.__WRAPPED_WITH_SCREENSHOT__ = true;
return __assign({}, ngStory, { component: ScreenshotWrapperComponent });
};
if (isFuncStoryGetter) {
return function (story) { return wrapScreenshotHandler(getStory(story), story); };
}
// tslint:disable-next-line: no-any
return wrapScreenshotHandler(getStory, null);
};
};
//# sourceMappingURL=withScreenshot.js.map