@cran/gql.core/cjs/utilities/parse.js

Cran/GraphQL Core Utilities

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseLiteral = exports.parseObject = exports.parseError = void 0;
const kinds_1 = require("graphql/language/kinds");
const ast_1 = require("graphql/language/ast");
const printer_1 = require("graphql/language/printer");
function parseError(type, ast, reason = "input syntax") {
    throw new TypeError(`invalid ${reason} for type ${type}: ${(0, ast_1.isNode)(ast) ? (0, printer_1.print)(ast) : ast}`);
}
exports.parseError = parseError;
function parseObject(type, ast, variables) {
    const value = Object.create(null);
    for (const field of ast.fields) {
        value[field.name.value] = parseLiteral(type, field.value, variables);
    }
    return value;
}
exports.parseObject = parseObject;
function parseLiteral(type, ast, variables) {
    switch (ast.kind) {
        case kinds_1.Kind.STRING:
        case kinds_1.Kind.BOOLEAN:
        case kinds_1.Kind.INT:
        case kinds_1.Kind.FLOAT:
            return ast.value;
        case kinds_1.Kind.OBJECT:
            return parseObject(type, ast, variables);
        case kinds_1.Kind.LIST:
            return ast.values.map(function mapValue(value) {
                return parseLiteral(type, value, variables);
            });
        case kinds_1.Kind.NULL:
            return null;
        case kinds_1.Kind.VARIABLE:
            return variables?.[ast.name.value];
        default:
            parseError(type, ast);
    }
}
exports.parseLiteral = parseLiteral;