42 lines
1.2 KiB
JavaScript
42 lines
1.2 KiB
JavaScript
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// @flow
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function assertElement(element) {
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if (!(element instanceof HTMLElement)) {
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throw new Error('Must pass a DOM element to find/findAll(element, styledComponent)"');
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}
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}
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function assertStyledComponent(styledComponent) {
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if (
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!(styledComponent.styledComponentId && typeof styledComponent.styledComponentId === 'string')
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) {
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throw new Error(
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`${styledComponent.displayName ||
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styledComponent.name ||
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'Component'} is not a styled component.`
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);
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}
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}
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function enzymeFind(wrapper /* : Object */, styledComponent /* : Object */) {
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assertStyledComponent(styledComponent);
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return wrapper.find(`.${styledComponent.styledComponentId}`);
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}
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function find(element /* : Element */, styledComponent /* : Object */) {
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assertElement(element);
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assertStyledComponent(styledComponent);
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return element.querySelector(`.${styledComponent.styledComponentId}`);
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}
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function findAll(element /* : Element */, styledComponent /* : Object */) {
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assertElement(element);
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assertStyledComponent(styledComponent);
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return element.querySelectorAll(`.${styledComponent.styledComponentId}`);
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}
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exports.enzymeFind = enzymeFind;
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exports.find = find;
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exports.findAll = findAll;
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