@theguild/federation-composition
Version:
Open Source Composition library for Apollo Federation
112 lines (111 loc) • 5.25 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ProvidedArgumentsOnDirectivesRule = ProvidedArgumentsOnDirectivesRule;
const graphql_1 = require("graphql");
const printer_js_1 = require("../../../graphql/printer.js");
const helpers_js_1 = require("../../helpers.js");
function ProvidedArgumentsOnDirectivesRule(context) {
return {
Directive: {
leave(directiveNode, _k, _p, _pp, ancestors) {
const directiveName = directiveNode.name.value;
const directiveDefinition = context.getKnownDirectiveDefinition(directiveName);
if (!directiveDefinition) {
return;
}
const args = directiveNode.arguments;
if (args && directiveDefinition.arguments) {
const coordinate = context.getSchemaCoordinate(ancestors);
for (const arg of args) {
const argDefinition = directiveDefinition.arguments.find((a) => a.name.value === arg.name.value);
if (argDefinition && arg.value) {
if (argDefinition.type.kind === graphql_1.Kind.NON_NULL_TYPE &&
arg.value.kind === graphql_1.Kind.NULL) {
continue;
}
const printedType = printTypeNode(argDefinition.type, context);
const printedValue = printValueNode(arg.value);
if (!printedType) {
continue;
}
if (printedType !== "Any" && printedType !== printedValue) {
if (printedValue === "[]") {
if (argDefinition.type.kind === graphql_1.Kind.LIST_TYPE ||
(argDefinition.type.kind === graphql_1.Kind.NON_NULL_TYPE &&
argDefinition.type.type.kind === graphql_1.Kind.LIST_TYPE)) {
continue;
}
}
const namedType = (0, helpers_js_1.namedTypeFromTypeNode)(argDefinition.type);
const typeName = namedType.name.value;
if (printedValue === "Int" && typeName === "Float") {
continue;
}
context.reportError(new graphql_1.GraphQLError(`Invalid value for "@${directiveName}(${arg.name.value}:)" of type "${(0, printer_js_1.print)(argDefinition.type)}" in application of "@${directiveName}" to "${coordinate}".`, {
nodes: arg,
extensions: {
code: "INVALID_GRAPHQL",
},
}));
}
}
}
}
},
},
};
}
function printValueNode(valueNode) {
switch (valueNode.kind) {
case graphql_1.Kind.LIST:
if (!valueNode.values.length) {
return "[]";
}
return printValueNode(valueNode.values[0]);
case graphql_1.Kind.ENUM:
return "Enum";
case graphql_1.Kind.NULL:
return "Null";
case graphql_1.Kind.INT:
return "Int";
case graphql_1.Kind.FLOAT:
return "Float";
case graphql_1.Kind.STRING:
return "String";
case graphql_1.Kind.BOOLEAN:
return "Boolean";
case graphql_1.Kind.OBJECT:
return "Object";
}
throw new Error(`Unknown value node kind: ${valueNode}`);
}
function printTypeNode(typeNode, context) {
if (typeNode.kind === graphql_1.Kind.NAMED_TYPE) {
const def = context.getKnownTypeDefinition(typeNode.name.value);
if (!def) {
const specifiedScalar = graphql_1.specifiedScalarTypes.find((s) => s.name === typeNode.name.value);
if (specifiedScalar) {
return specifiedScalar.name;
}
return null;
}
switch (def.kind) {
case graphql_1.Kind.SCALAR_TYPE_DEFINITION:
case graphql_1.Kind.SCALAR_TYPE_EXTENSION:
return "Any";
case graphql_1.Kind.ENUM_TYPE_DEFINITION:
case graphql_1.Kind.ENUM_TYPE_EXTENSION:
return "Enum";
case graphql_1.Kind.INPUT_OBJECT_TYPE_DEFINITION:
case graphql_1.Kind.INPUT_OBJECT_TYPE_EXTENSION:
case graphql_1.Kind.OBJECT_TYPE_DEFINITION:
case graphql_1.Kind.OBJECT_TYPE_EXTENSION:
case graphql_1.Kind.INTERFACE_TYPE_DEFINITION:
case graphql_1.Kind.INTERFACE_TYPE_EXTENSION:
case graphql_1.Kind.UNION_TYPE_DEFINITION:
case graphql_1.Kind.UNION_TYPE_EXTENSION:
return "Object";
}
}
return printTypeNode(typeNode.type, context);
}