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SaraVieira/error.js

Last active October 24, 2018 16:17
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error.js
const isImage = value => {
if (typeof value !== "string") throw new GraphQLError("Value passed is not a string");
const extension = path.extname(value).slice(1);
if (imageExtensions.includes(extension)) return value;
throw new GraphQLError("Value passed is not an Image");
};
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