orionsoft-react-scripts
Version:
Orionsoft Configuration and scripts for Create React App.
31 lines (28 loc) • 882 B
JavaScript
/**
* Returns the string value of a template literal object.
* Tries to build it as best as it can based on the passed
* prop. For instance `This is a ${prop}` will return 'This is a {prop}'.
*
* If the template literal builds to undefined (`${undefined}`), then
* this should return "".
*/
export default function extractValueFromTemplateLiteral(value) {
const {
quasis,
expressions,
} = value;
const partitions = quasis.concat(expressions);
return partitions.sort((a, b) => a.start - b.start).reduce((raw, part) => {
const {
type,
} = part;
if (type === 'TemplateElement') {
return raw + part.value.raw;
} else if (type === 'Identifier') {
return part.name === 'undefined' ? raw : `${raw}{${part.name}}`;
} else if (type.indexOf('Expression') > -1) {
return `${raw}{${type}}`;
}
return raw;
}, '');
}