Sha256: cf24eacdef79249a93afbb618cdf80967f776aec903aa30f6e18e768d75a1ade
Contents?: true
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Versions: 26
Compression:
Stored size: 1.56 KB
Contents
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true,
});
exports.ScalarLeafsRule = ScalarLeafsRule;
var _inspect = require('../../jsutils/inspect.js');
var _GraphQLError = require('../../error/GraphQLError.js');
var _definition = require('../../type/definition.js');
/**
* Scalar leafs
*
* A GraphQL document is valid only if all leaf fields (fields without
* sub selections) are of scalar or enum types.
*/
function ScalarLeafsRule(context) {
return {
Field(node) {
const type = context.getType();
const selectionSet = node.selectionSet;
if (type) {
if ((0, _definition.isLeafType)((0, _definition.getNamedType)(type))) {
if (selectionSet) {
const fieldName = node.name.value;
const typeStr = (0, _inspect.inspect)(type);
context.reportError(
new _GraphQLError.GraphQLError(
`Field "${fieldName}" must not have a selection since type "${typeStr}" has no subfields.`,
{
nodes: selectionSet,
},
),
);
}
} else if (!selectionSet) {
const fieldName = node.name.value;
const typeStr = (0, _inspect.inspect)(type);
context.reportError(
new _GraphQLError.GraphQLError(
`Field "${fieldName}" of type "${typeStr}" must have a selection of subfields. Did you mean "${fieldName} { ... }"?`,
{
nodes: node,
},
),
);
}
}
},
};
}
Version data entries
26 entries across 26 versions & 1 rubygems