@apollo/client
Version:
A fully-featured caching GraphQL client.
94 lines (93 loc) • 4.11 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.TypeOrFieldNameRegExp = exports.hasOwn = void 0;
exports.defaultDataIdFromObject = defaultDataIdFromObject;
exports.normalizeConfig = normalizeConfig;
exports.getTypenameFromStoreObject = getTypenameFromStoreObject;
exports.fieldNameFromStoreName = fieldNameFromStoreName;
exports.selectionSetMatchesResult = selectionSetMatchesResult;
exports.storeValueIsStoreObject = storeValueIsStoreObject;
exports.makeProcessedFieldsMerger = makeProcessedFieldsMerger;
exports.extractFragmentContext = extractFragmentContext;
const utilities_1 = require("@apollo/client/utilities");
const internal_1 = require("@apollo/client/utilities/internal");
exports.hasOwn = Object.prototype.hasOwnProperty;
function defaultDataIdFromObject({ __typename, id, _id }, context) {
if (typeof __typename === "string") {
if (context) {
context.keyObject =
id != null ? { id }
: _id != null ? { _id }
: void 0;
}
// If there is no object.id, fall back to object._id.
if (id == null && _id != null) {
id = _id;
}
if (id != null) {
return `${__typename}:${typeof id === "number" || typeof id === "string" ?
id
: JSON.stringify(id)}`;
}
}
}
const defaultConfig = {
dataIdFromObject: defaultDataIdFromObject,
resultCaching: true,
};
function normalizeConfig(config) {
return (0, internal_1.compact)(defaultConfig, config);
}
function getTypenameFromStoreObject(store, objectOrReference) {
return (0, utilities_1.isReference)(objectOrReference) ?
store.get(objectOrReference.__ref, "__typename")
: objectOrReference && objectOrReference.__typename;
}
exports.TypeOrFieldNameRegExp = /^[_a-z][_0-9a-z]*/i;
function fieldNameFromStoreName(storeFieldName) {
const match = storeFieldName.match(exports.TypeOrFieldNameRegExp);
return match ? match[0] : storeFieldName;
}
function selectionSetMatchesResult(selectionSet, result, variables) {
if ((0, internal_1.isNonNullObject)(result)) {
return (0, internal_1.isArray)(result) ?
result.every((item) => selectionSetMatchesResult(selectionSet, item, variables))
: selectionSet.selections.every((field) => {
if ((0, internal_1.isField)(field) && (0, internal_1.shouldInclude)(field, variables)) {
const key = (0, internal_1.resultKeyNameFromField)(field);
return (exports.hasOwn.call(result, key) &&
(!field.selectionSet ||
selectionSetMatchesResult(field.selectionSet, result[key], variables)));
}
// If the selection has been skipped with @skip(true) or
// @include(false), it should not count against the matching. If
// the selection is not a field, it must be a fragment (inline or
// named). We will determine if selectionSetMatchesResult for that
// fragment when we get to it, so for now we return true.
return true;
});
}
return false;
}
function storeValueIsStoreObject(value) {
return (0, internal_1.isNonNullObject)(value) && !(0, utilities_1.isReference)(value) && !(0, internal_1.isArray)(value);
}
function makeProcessedFieldsMerger() {
return new internal_1.DeepMerger();
}
function extractFragmentContext(document, fragments) {
// FragmentMap consisting only of fragments defined directly in document, not
// including other fragments registered in the FragmentRegistry.
const fragmentMap = (0, internal_1.createFragmentMap)((0, internal_1.getFragmentDefinitions)(document));
return {
fragmentMap,
lookupFragment(name) {
let def = fragmentMap[name];
if (!def && fragments) {
def = fragments.lookup(name);
}
return def || null;
},
};
}
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