@terabits/grapi/lib/sdlParser/parser.js

Grapi Schema Generator For GraphQL Server

"use strict";
exports.__esModule = true;
exports.SdlParser = exports.parseDefinitionNodeToSdl = void 0;
var graphql_1 = require("graphql");
var lodash_1 = require("../lodash");
var namedType_1 = require("./namedType");
var utils_1 = require("./utils");
var parseNodeToSdlObjectType = function (documentNode, node, getSdlNamedType) {
    var fields = (0, lodash_1.reduce)(node.fields, function (result, fieldNode) {
        result[fieldNode.name.value] = (0, utils_1.createSdlField)(documentNode, fieldNode, getSdlNamedType);
        return result;
    }, {});
    var directives = (0, lodash_1.reduce)(node.directives, function (result, directiveNode) {
        result[directiveNode.name.value] = (0, utils_1.parseDirectiveNode)(directiveNode);
        return result;
    }, {});
    var interfaces = node.interfaces.map(function (namedTypeNode) { return namedTypeNode.name.value; });
    return new namedType_1.SdlObjectType({
        typeDef: node,
        name: node.name.value,
        description: (0, lodash_1.get)(node, 'description.value'),
        directives: directives,
        interfaces: interfaces,
        fields: fields
    });
};
var parseNodeToSdlEnumType = function (node) {
    return new namedType_1.SdlEnumType({
        typeDef: node,
        name: node.name.value,
        description: (0, lodash_1.get)(node, 'description.value'),
        values: node.values.map(function (valueDefNode) { return valueDefNode.name.value; })
    });
};
var parseDefinitionNodeToSdl = function (node) {
    return (0, graphql_1.print)(node);
};
exports.parseDefinitionNodeToSdl = parseDefinitionNodeToSdl;
var SdlParser = (function () {
    function SdlParser() {
        var _this = this;
        this.namedTypeMap = {};
        this.getSdlNamedType = function (name) {
            return _this.namedTypeMap[name];
        };
    }
    SdlParser.prototype.parse = function (sdl) {
        var _this = this;
        var documentAST = (0, graphql_1.parse)(sdl);
        (0, graphql_1.visit)(documentAST, {
            enter: function (node, key, parent, path) {
                if (node.kind === graphql_1.Kind.DIRECTIVE_DEFINITION) {
                    var scalarName = node.name.value;
                    _this.namedTypeMap[scalarName] = new namedType_1.SdlDirectiveType({ typeDef: node, name: scalarName });
                    return false;
                }
                if (node.kind === graphql_1.Kind.SCALAR_TYPE_DEFINITION) {
                    var scalarName = node.name.value;
                    _this.namedTypeMap[scalarName] = new namedType_1.SdlScalarType({ typeDef: node, name: scalarName });
                    return false;
                }
                if (node.kind === graphql_1.Kind.OBJECT_TYPE_DEFINITION) {
                    _this.namedTypeMap[node.name.value] = parseNodeToSdlObjectType(documentAST, node, _this.getSdlNamedType);
                    return false;
                }
                if (node.kind === graphql_1.Kind.ENUM_TYPE_DEFINITION) {
                    _this.namedTypeMap[node.name.value] = parseNodeToSdlEnumType(node);
                    return false;
                }
            }
        });
        return (0, lodash_1.values)(this.namedTypeMap);
    };
    return SdlParser;
}());
exports.SdlParser = SdlParser;