| import find from "../polyfills/find.mjs"; |
| import keyMap from "../jsutils/keyMap.mjs"; |
| import inspect from "../jsutils/inspect.mjs"; |
| import printPathArray from "../jsutils/printPathArray.mjs"; |
| import { GraphQLError } from "../error/GraphQLError.mjs"; |
| import { Kind } from "../language/kinds.mjs"; |
| import { print } from "../language/printer.mjs"; |
| import { isInputType, isNonNullType } from "../type/definition.mjs"; |
| import { typeFromAST } from "../utilities/typeFromAST.mjs"; |
| import { valueFromAST } from "../utilities/valueFromAST.mjs"; |
| import { coerceInputValue } from "../utilities/coerceInputValue.mjs"; |
| |
| /** |
| * Prepares an object map of variableValues of the correct type based on the |
| * provided variable definitions and arbitrary input. If the input cannot be |
| * parsed to match the variable definitions, a GraphQLError will be thrown. |
| * |
| * 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. |
| * |
| * @internal |
| */ |
| export function getVariableValues(schema, varDefNodes, inputs, options) { |
| var errors = []; |
| var maxErrors = options === null || options === void 0 ? void 0 : options.maxErrors; |
| |
| try { |
| var coerced = coerceVariableValues(schema, varDefNodes, inputs, function (error) { |
| if (maxErrors != null && errors.length >= maxErrors) { |
| throw new GraphQLError('Too many errors processing variables, error limit reached. Execution aborted.'); |
| } |
| |
| errors.push(error); |
| }); |
| |
| if (errors.length === 0) { |
| return { |
| coerced: coerced |
| }; |
| } |
| } catch (error) { |
| errors.push(error); |
| } |
| |
| return { |
| errors: errors |
| }; |
| } |
| |
| function coerceVariableValues(schema, varDefNodes, inputs, onError) { |
| var coercedValues = {}; |
| |
| var _loop = function _loop(_i2) { |
| var varDefNode = varDefNodes[_i2]; |
| var varName = varDefNode.variable.name.value; |
| var varType = typeFromAST(schema, varDefNode.type); |
| |
| if (!isInputType(varType)) { |
| // Must use input types for variables. This should be caught during |
| // validation, however is checked again here for safety. |
| var varTypeStr = print(varDefNode.type); |
| onError(new GraphQLError("Variable \"$".concat(varName, "\" expected value of type \"").concat(varTypeStr, "\" which cannot be used as an input type."), varDefNode.type)); |
| return "continue"; |
| } |
| |
| if (!hasOwnProperty(inputs, varName)) { |
| if (varDefNode.defaultValue) { |
| coercedValues[varName] = valueFromAST(varDefNode.defaultValue, varType); |
| } else if (isNonNullType(varType)) { |
| var _varTypeStr = inspect(varType); |
| |
| onError(new GraphQLError("Variable \"$".concat(varName, "\" of required type \"").concat(_varTypeStr, "\" was not provided."), varDefNode)); |
| } |
| |
| return "continue"; |
| } |
| |
| var value = inputs[varName]; |
| |
| if (value === null && isNonNullType(varType)) { |
| var _varTypeStr2 = inspect(varType); |
| |
| onError(new GraphQLError("Variable \"$".concat(varName, "\" of non-null type \"").concat(_varTypeStr2, "\" must not be null."), varDefNode)); |
| return "continue"; |
| } |
| |
| coercedValues[varName] = coerceInputValue(value, varType, function (path, invalidValue, error) { |
| var prefix = "Variable \"$".concat(varName, "\" got invalid value ") + inspect(invalidValue); |
| |
| if (path.length > 0) { |
| prefix += " at \"".concat(varName).concat(printPathArray(path), "\""); |
| } |
| |
| onError(new GraphQLError(prefix + '; ' + error.message, varDefNode, undefined, undefined, undefined, error.originalError)); |
| }); |
| }; |
| |
| for (var _i2 = 0; _i2 < varDefNodes.length; _i2++) { |
| var _ret = _loop(_i2); |
| |
| if (_ret === "continue") continue; |
| } |
| |
| return coercedValues; |
| } |
| /** |
| * 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. |
| * |
| * @internal |
| */ |
| |
| |
| export function getArgumentValues(def, node, variableValues) { |
| var _node$arguments; |
| |
| var coercedValues = {}; |
| /* istanbul ignore next (See https://github.com/graphql/graphql-js/issues/2203) */ |
| |
| var argumentNodes = (_node$arguments = node.arguments) !== null && _node$arguments !== void 0 ? _node$arguments : []; |
| var argNodeMap = keyMap(argumentNodes, function (arg) { |
| return arg.name.value; |
| }); |
| |
| for (var _i4 = 0, _def$args2 = def.args; _i4 < _def$args2.length; _i4++) { |
| var argDef = _def$args2[_i4]; |
| var name = argDef.name; |
| var argType = argDef.type; |
| var argumentNode = argNodeMap[name]; |
| |
| if (!argumentNode) { |
| if (argDef.defaultValue !== undefined) { |
| coercedValues[name] = argDef.defaultValue; |
| } else if (isNonNullType(argType)) { |
| throw new GraphQLError("Argument \"".concat(name, "\" of required type \"").concat(inspect(argType), "\" ") + 'was not provided.', node); |
| } |
| |
| continue; |
| } |
| |
| var valueNode = argumentNode.value; |
| var isNull = valueNode.kind === Kind.NULL; |
| |
| if (valueNode.kind === Kind.VARIABLE) { |
| var variableName = valueNode.name.value; |
| |
| if (variableValues == null || !hasOwnProperty(variableValues, variableName)) { |
| if (argDef.defaultValue !== undefined) { |
| coercedValues[name] = argDef.defaultValue; |
| } else if (isNonNullType(argType)) { |
| throw new GraphQLError("Argument \"".concat(name, "\" of required type \"").concat(inspect(argType), "\" ") + "was provided the variable \"$".concat(variableName, "\" which was not provided a runtime value."), valueNode); |
| } |
| |
| continue; |
| } |
| |
| isNull = variableValues[variableName] == null; |
| } |
| |
| if (isNull && isNonNullType(argType)) { |
| throw new GraphQLError("Argument \"".concat(name, "\" of non-null type \"").concat(inspect(argType), "\" ") + 'must not be null.', valueNode); |
| } |
| |
| var coercedValue = 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 new GraphQLError("Argument \"".concat(name, "\" has invalid value ").concat(print(valueNode), "."), valueNode); |
| } |
| |
| coercedValues[name] = coercedValue; |
| } |
| |
| return coercedValues; |
| } |
| /** |
| * Prepares an object map of argument values given a directive definition |
| * and a AST node which may contain directives. Optionally also accepts a map |
| * of variable values. |
| * |
| * If the directive does not exist on the node, returns undefined. |
| * |
| * 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. |
| */ |
| |
| export function getDirectiveValues(directiveDef, node, variableValues) { |
| var directiveNode = node.directives && find(node.directives, function (directive) { |
| return directive.name.value === directiveDef.name; |
| }); |
| |
| if (directiveNode) { |
| return getArgumentValues(directiveDef, directiveNode, variableValues); |
| } |
| } |
| |
| function hasOwnProperty(obj, prop) { |
| return Object.prototype.hasOwnProperty.call(obj, prop); |
| } |