graphql-scalars/dist/esnext/resolvers/NegativeFloat.js

A collection of scalar types not included in base GraphQL.

import { GraphQLScalarType } from 'graphql/type/definition';
import { GraphQLError } from 'graphql/error';
import { Kind } from 'graphql/language';
import { processValue, VALIDATIONS } from './utilities';
export default new GraphQLScalarType({
    name: 'NegativeFloat',
    description: 'Floats that will have a value less than 0.',
    serialize(value) {
        return processValue(value, VALIDATIONS.NegativeFloat);
    },
    parseValue(value) {
        return processValue(value, VALIDATIONS.NegativeFloat);
    },
    parseLiteral(ast) {
        if (ast.kind !== Kind.FLOAT) {
            throw new GraphQLError(`Can only validate floating point numbers as negative floating point numbers but got a: ${ast.kind}`);
        }
        return processValue(ast.value, VALIDATIONS.NegativeFloat);
    },
});
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