You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							300 lines
						
					
					
						
							8.3 KiB
						
					
					
				
			
		
		
	
	
							300 lines
						
					
					
						
							8.3 KiB
						
					
					
				| 'use strict'; | |
|  | |
| Object.defineProperty(exports, '__esModule', { | |
|   value: true, | |
| }); | |
| exports.getArgumentValues = getArgumentValues; | |
| exports.getDirectiveValues = getDirectiveValues; | |
| exports.getVariableValues = getVariableValues; | |
|  | |
| var _inspect = require('../jsutils/inspect.js'); | |
|  | |
| var _keyMap = require('../jsutils/keyMap.js'); | |
|  | |
| var _printPathArray = require('../jsutils/printPathArray.js'); | |
|  | |
| var _GraphQLError = require('../error/GraphQLError.js'); | |
|  | |
| var _kinds = require('../language/kinds.js'); | |
|  | |
| var _printer = require('../language/printer.js'); | |
|  | |
| var _definition = require('../type/definition.js'); | |
|  | |
| var _coerceInputValue = require('../utilities/coerceInputValue.js'); | |
|  | |
| var _typeFromAST = require('../utilities/typeFromAST.js'); | |
|  | |
| var _valueFromAST = require('../utilities/valueFromAST.js'); | |
|  | |
| /** | |
|  * 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. | |
|  */ | |
| function getVariableValues(schema, varDefNodes, inputs, options) { | |
|   const errors = []; | |
|   const maxErrors = | |
|     options === null || options === void 0 ? void 0 : options.maxErrors; | |
|  | |
|   try { | |
|     const coerced = coerceVariableValues( | |
|       schema, | |
|       varDefNodes, | |
|       inputs, | |
|       (error) => { | |
|         if (maxErrors != null && errors.length >= maxErrors) { | |
|           throw new _GraphQLError.GraphQLError( | |
|             'Too many errors processing variables, error limit reached. Execution aborted.', | |
|           ); | |
|         } | |
|  | |
|         errors.push(error); | |
|       }, | |
|     ); | |
|  | |
|     if (errors.length === 0) { | |
|       return { | |
|         coerced, | |
|       }; | |
|     } | |
|   } catch (error) { | |
|     errors.push(error); | |
|   } | |
|  | |
|   return { | |
|     errors, | |
|   }; | |
| } | |
|  | |
| function coerceVariableValues(schema, varDefNodes, inputs, onError) { | |
|   const coercedValues = {}; | |
|  | |
|   for (const varDefNode of varDefNodes) { | |
|     const varName = varDefNode.variable.name.value; | |
|     const varType = (0, _typeFromAST.typeFromAST)(schema, varDefNode.type); | |
|  | |
|     if (!(0, _definition.isInputType)(varType)) { | |
|       // Must use input types for variables. This should be caught during | |
|       // validation, however is checked again here for safety. | |
|       const varTypeStr = (0, _printer.print)(varDefNode.type); | |
|       onError( | |
|         new _GraphQLError.GraphQLError( | |
|           `Variable "$${varName}" expected value of type "${varTypeStr}" which cannot be used as an input type.`, | |
|           { | |
|             nodes: varDefNode.type, | |
|           }, | |
|         ), | |
|       ); | |
|       continue; | |
|     } | |
|  | |
|     if (!hasOwnProperty(inputs, varName)) { | |
|       if (varDefNode.defaultValue) { | |
|         coercedValues[varName] = (0, _valueFromAST.valueFromAST)( | |
|           varDefNode.defaultValue, | |
|           varType, | |
|         ); | |
|       } else if ((0, _definition.isNonNullType)(varType)) { | |
|         const varTypeStr = (0, _inspect.inspect)(varType); | |
|         onError( | |
|           new _GraphQLError.GraphQLError( | |
|             `Variable "$${varName}" of required type "${varTypeStr}" was not provided.`, | |
|             { | |
|               nodes: varDefNode, | |
|             }, | |
|           ), | |
|         ); | |
|       } | |
|  | |
|       continue; | |
|     } | |
|  | |
|     const value = inputs[varName]; | |
|  | |
|     if (value === null && (0, _definition.isNonNullType)(varType)) { | |
|       const varTypeStr = (0, _inspect.inspect)(varType); | |
|       onError( | |
|         new _GraphQLError.GraphQLError( | |
|           `Variable "$${varName}" of non-null type "${varTypeStr}" must not be null.`, | |
|           { | |
|             nodes: varDefNode, | |
|           }, | |
|         ), | |
|       ); | |
|       continue; | |
|     } | |
|  | |
|     coercedValues[varName] = (0, _coerceInputValue.coerceInputValue)( | |
|       value, | |
|       varType, | |
|       (path, invalidValue, error) => { | |
|         let prefix = | |
|           `Variable "$${varName}" got invalid value ` + | |
|           (0, _inspect.inspect)(invalidValue); | |
|  | |
|         if (path.length > 0) { | |
|           prefix += ` at "${varName}${(0, _printPathArray.printPathArray)( | |
|             path, | |
|           )}"`; | |
|         } | |
|  | |
|         onError( | |
|           new _GraphQLError.GraphQLError(prefix + '; ' + error.message, { | |
|             nodes: varDefNode, | |
|             originalError: error, | |
|           }), | |
|         ); | |
|       }, | |
|     ); | |
|   } | |
|  | |
|   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. | |
|  */ | |
|  | |
| function getArgumentValues(def, node, variableValues) { | |
|   var _node$arguments; | |
|  | |
|   const coercedValues = {}; // FIXME: https://github.com/graphql/graphql-js/issues/2203 | |
|  | |
|   /* c8 ignore next */ | |
|  | |
|   const argumentNodes = | |
|     (_node$arguments = node.arguments) !== null && _node$arguments !== void 0 | |
|       ? _node$arguments | |
|       : []; | |
|   const argNodeMap = (0, _keyMap.keyMap)( | |
|     argumentNodes, | |
|     (arg) => arg.name.value, | |
|   ); | |
|  | |
|   for (const argDef of def.args) { | |
|     const name = argDef.name; | |
|     const argType = argDef.type; | |
|     const argumentNode = argNodeMap[name]; | |
|  | |
|     if (!argumentNode) { | |
|       if (argDef.defaultValue !== undefined) { | |
|         coercedValues[name] = argDef.defaultValue; | |
|       } else if ((0, _definition.isNonNullType)(argType)) { | |
|         throw new _GraphQLError.GraphQLError( | |
|           `Argument "${name}" of required type "${(0, _inspect.inspect)( | |
|             argType, | |
|           )}" ` + 'was not provided.', | |
|           { | |
|             nodes: node, | |
|           }, | |
|         ); | |
|       } | |
|  | |
|       continue; | |
|     } | |
|  | |
|     const valueNode = argumentNode.value; | |
|     let isNull = valueNode.kind === _kinds.Kind.NULL; | |
|  | |
|     if (valueNode.kind === _kinds.Kind.VARIABLE) { | |
|       const variableName = valueNode.name.value; | |
|  | |
|       if ( | |
|         variableValues == null || | |
|         !hasOwnProperty(variableValues, variableName) | |
|       ) { | |
|         if (argDef.defaultValue !== undefined) { | |
|           coercedValues[name] = argDef.defaultValue; | |
|         } else if ((0, _definition.isNonNullType)(argType)) { | |
|           throw new _GraphQLError.GraphQLError( | |
|             `Argument "${name}" of required type "${(0, _inspect.inspect)( | |
|               argType, | |
|             )}" ` + | |
|               `was provided the variable "$${variableName}" which was not provided a runtime value.`, | |
|             { | |
|               nodes: valueNode, | |
|             }, | |
|           ); | |
|         } | |
|  | |
|         continue; | |
|       } | |
|  | |
|       isNull = variableValues[variableName] == null; | |
|     } | |
|  | |
|     if (isNull && (0, _definition.isNonNullType)(argType)) { | |
|       throw new _GraphQLError.GraphQLError( | |
|         `Argument "${name}" of non-null type "${(0, _inspect.inspect)( | |
|           argType, | |
|         )}" ` + 'must not be null.', | |
|         { | |
|           nodes: valueNode, | |
|         }, | |
|       ); | |
|     } | |
|  | |
|     const coercedValue = (0, _valueFromAST.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.GraphQLError( | |
|         `Argument "${name}" has invalid value ${(0, _printer.print)( | |
|           valueNode, | |
|         )}.`, | |
|         { | |
|           nodes: valueNode, | |
|         }, | |
|       ); | |
|     } | |
|  | |
|     coercedValues[name] = coercedValue; | |
|   } | |
|  | |
|   return coercedValues; | |
| } | |
| /** | |
|  * Prepares an object map of argument values given a directive definition | |
|  * and a AST node which may contain directives. Optionally also accepts a map | |
|  * of variable values. | |
|  * | |
|  * If the directive does not exist on the node, returns undefined. | |
|  * | |
|  * Note: The returned value is a plain Object with a prototype, since it is | |
|  * exposed to user code. Care should be taken to not pull values from the | |
|  * Object prototype. | |
|  */ | |
|  | |
| function getDirectiveValues(directiveDef, node, variableValues) { | |
|   var _node$directives; | |
|  | |
|   const directiveNode = | |
|     (_node$directives = node.directives) === null || _node$directives === void 0 | |
|       ? void 0 | |
|       : _node$directives.find( | |
|           (directive) => directive.name.value === directiveDef.name, | |
|         ); | |
|  | |
|   if (directiveNode) { | |
|     return getArgumentValues(directiveDef, directiveNode, variableValues); | |
|   } | |
| } | |
|  | |
| function hasOwnProperty(obj, prop) { | |
|   return Object.prototype.hasOwnProperty.call(obj, prop); | |
| }
 | |
| 
 |