@gql2ts/util/dist/schema.js

utilities for gql2ts

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const graphql_1 = require("graphql");
function isIntrospectionResult(schema) {
    return ('__schema' in (schema || {}));
}
exports.isIntrospectionResult = isIntrospectionResult;
exports.schemaFromInputs = schema => {
    if (schema instanceof graphql_1.GraphQLSchema) {
        return schema;
    }
    else if (typeof schema === 'string') {
        return graphql_1.buildSchema(schema);
    }
    else if (isIntrospectionResult(schema)) {
        return graphql_1.buildClientSchema(schema);
    }
    else if (isIntrospectionResult(schema.data)) {
        return graphql_1.buildClientSchema(schema.data);
    }
    else {
        throw new Error('Invalid Schema Input');
    }
};
function isNonNullable(type) {
    return type instanceof graphql_1.GraphQLNonNull;
}
exports.isNonNullable = isNonNullable;
function isList(type) {
    return type instanceof graphql_1.GraphQLList;
}
exports.isList = isList;
function isEnum(type) {
    return type instanceof graphql_1.GraphQLEnumType;
}
exports.isEnum = isEnum;
function isUnion(type) {
    return type instanceof graphql_1.GraphQLUnionType;
}
exports.isUnion = isUnion;
function isScalar(type) {
    return type instanceof graphql_1.GraphQLScalarType || !!type._scalarConfig;
}
exports.isScalar = isScalar;
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