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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.getArgumentValues = void 0;
- const graphql_1 = require("graphql");
- const errors_js_1 = require("./errors.js");
- const inspect_js_1 = require("./inspect.js");
- /**
- * Prepares an object map of argument values given a list of argument
- * definitions and list of argument AST nodes.
- *
- * Note: The returned value is a plain Object with a prototype, since it is
- * exposed to user code. Care should be taken to not pull values from the
- * Object prototype.
- */
- function getArgumentValues(def, node, variableValues = {}) {
- var _a;
- const variableMap = Object.entries(variableValues).reduce((prev, [key, value]) => ({
- ...prev,
- [key]: value,
- }), {});
- const coercedValues = {};
- const argumentNodes = (_a = node.arguments) !== null && _a !== void 0 ? _a : [];
- const argNodeMap = argumentNodes.reduce((prev, arg) => ({
- ...prev,
- [arg.name.value]: arg,
- }), {});
- for (const { name, type: argType, defaultValue } of def.args) {
- const argumentNode = argNodeMap[name];
- if (!argumentNode) {
- if (defaultValue !== undefined) {
- coercedValues[name] = defaultValue;
- }
- else if ((0, graphql_1.isNonNullType)(argType)) {
- throw (0, errors_js_1.createGraphQLError)(`Argument "${name}" of required type "${(0, inspect_js_1.inspect)(argType)}" ` + 'was not provided.', {
- nodes: [node],
- });
- }
- continue;
- }
- const valueNode = argumentNode.value;
- let isNull = valueNode.kind === graphql_1.Kind.NULL;
- if (valueNode.kind === graphql_1.Kind.VARIABLE) {
- const variableName = valueNode.name.value;
- if (variableValues == null || variableMap[variableName] == null) {
- if (defaultValue !== undefined) {
- coercedValues[name] = defaultValue;
- }
- else if ((0, graphql_1.isNonNullType)(argType)) {
- throw (0, errors_js_1.createGraphQLError)(`Argument "${name}" of required type "${(0, inspect_js_1.inspect)(argType)}" ` +
- `was provided the variable "$${variableName}" which was not provided a runtime value.`, {
- nodes: [valueNode],
- });
- }
- continue;
- }
- isNull = variableValues[variableName] == null;
- }
- if (isNull && (0, graphql_1.isNonNullType)(argType)) {
- throw (0, errors_js_1.createGraphQLError)(`Argument "${name}" of non-null type "${(0, inspect_js_1.inspect)(argType)}" ` + 'must not be null.', {
- nodes: [valueNode],
- });
- }
- const coercedValue = (0, graphql_1.valueFromAST)(valueNode, argType, variableValues);
- if (coercedValue === undefined) {
- // Note: ValuesOfCorrectTypeRule validation should catch this before
- // execution. This is a runtime check to ensure execution does not
- // continue with an invalid argument value.
- throw (0, errors_js_1.createGraphQLError)(`Argument "${name}" has invalid value ${(0, graphql_1.print)(valueNode)}.`, {
- nodes: [valueNode],
- });
- }
- coercedValues[name] = coercedValue;
- }
- return coercedValues;
- }
- exports.getArgumentValues = getArgumentValues;
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