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authorMinteck <contact@minteck.org>2023-01-10 14:54:04 +0100
committerMinteck <contact@minteck.org>2023-01-10 14:54:04 +0100
commit99c1d9af689e5325f3cf535c4007b3aeb8325229 (patch)
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+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);
+}