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import { didYouMean } from '../../jsutils/didYouMean.mjs';
import { suggestionList } from '../../jsutils/suggestionList.mjs';
import { GraphQLError } from '../../error/GraphQLError.mjs';
import { Kind } from '../../language/kinds.mjs';
import { specifiedDirectives } from '../../type/directives.mjs';
/**
* Known argument names
*
* A GraphQL field is only valid if all supplied arguments are defined by
* that field.
*
* See https://spec.graphql.org/draft/#sec-Argument-Names
* See https://spec.graphql.org/draft/#sec-Directives-Are-In-Valid-Locations
*/
export function KnownArgumentNamesRule(context) {
return {
// eslint-disable-next-line new-cap
...KnownArgumentNamesOnDirectivesRule(context),
Argument(argNode) {
const argDef = context.getArgument();
const fieldDef = context.getFieldDef();
const parentType = context.getParentType();
if (!argDef && fieldDef && parentType) {
const argName = argNode.name.value;
const knownArgsNames = fieldDef.args.map((arg) => arg.name);
const suggestions = suggestionList(argName, knownArgsNames);
context.reportError(
new GraphQLError(
`Unknown argument "${argName}" on field "${parentType.name}.${fieldDef.name}".` +
didYouMean(suggestions),
{
nodes: argNode,
},
),
);
}
},
};
}
/**
* @internal
*/
export function KnownArgumentNamesOnDirectivesRule(context) {
const directiveArgs = Object.create(null);
const schema = context.getSchema();
const definedDirectives = schema
? schema.getDirectives()
: specifiedDirectives;
for (const directive of definedDirectives) {
directiveArgs[directive.name] = directive.args.map((arg) => arg.name);
}
const astDefinitions = context.getDocument().definitions;
for (const def of astDefinitions) {
if (def.kind === Kind.DIRECTIVE_DEFINITION) {
var _def$arguments;
// FIXME: https://github.com/graphql/graphql-js/issues/2203
/* c8 ignore next */
const argsNodes =
(_def$arguments = def.arguments) !== null && _def$arguments !== void 0
? _def$arguments
: [];
directiveArgs[def.name.value] = argsNodes.map((arg) => arg.name.value);
}
}
return {
Directive(directiveNode) {
const directiveName = directiveNode.name.value;
const knownArgs = directiveArgs[directiveName];
if (directiveNode.arguments && knownArgs) {
for (const argNode of directiveNode.arguments) {
const argName = argNode.name.value;
if (!knownArgs.includes(argName)) {
const suggestions = suggestionList(argName, knownArgs);
context.reportError(
new GraphQLError(
`Unknown argument "${argName}" on directive "@${directiveName}".` +
didYouMean(suggestions),
{
nodes: argNode,
},
),
);
}
}
}
return false;
},
};
}
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