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Use explicit navigation projections for React presentation readiness (#339)

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Quixos Development Agent 5ffdc2ce-2936-4c70-8208-3a9da53f4aa9
2026-10-24 06:39:33 +00:00
parent bc9a7ef2cf
commit ee84025322
6 changed files with 109 additions and 42 deletions
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src/query/tree.ts
+27 -5
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@@ -113,6 +113,13 @@ export function lowerQueryTree(
if (!root || selection.some((field) => field !== root))
throw new QueryCompileError("QUERY_TREE_ROOT", "A Query Tree requires one unaliased root selection");
const plan: QueryTreePlan = { root: "root", nodes: [], projections: [], maxOccurrences: 0 };
const collectionBound = (field: QuerySelection): number | undefined => {
const limit = field.arguments.first ?? field.arguments.all;
// Checked GraphQL Int literals retain their decimal spelling in the IR.
if (limit?.kind !== "literal" || !["string", "number"].includes(typeof limit.value)) return;
const value = Number(limit.value);
return Number.isSafeInteger(value) && value > 0 ? Math.min(value, declaration.budgets.rows) : undefined;
};
const project = (id: string, subject: InterfaceRevisionId, fields: QuerySelection[], shape: ValueType) => {
if (plan.projections.length >= 256)
throw new QueryCompileError("QUERY_TREE_LIMIT", "Query Tree exceeds 256 projections");
@@ -153,9 +160,15 @@ export function lowerQueryTree(
for (const field of fields) {
if (field.boundary || !containsBoundary(field.selection)) continue;
const targets: { path: string[]; node: string }[] = [];
const prune = (fields: QuerySelection[], shape: ValueType, path: string[], bound: number): QuerySelection[] => {
if (shape.kind === "optional") return prune(fields, shape.value, path, bound);
if (shape.kind === "list") return prune(fields, shape.value, [...path, "[]"], bound * declaration.budgets.rows);
const prune = (
fields: QuerySelection[],
shape: ValueType,
path: string[],
bound: number,
listLimit = declaration.budgets.rows,
): QuerySelection[] => {
if (shape.kind === "optional") return prune(fields, shape.value, path, bound, listLimit);
if (shape.kind === "list") return prune(fields, shape.value, [...path, "[]"], bound * listLimit);
const target = objectInterface(fields);
if (target) {
targets.push({
@@ -168,7 +181,13 @@ export function lowerQueryTree(
.filter((field) => containsBoundary(field.selection))
.map((field) => ({
...field,
selection: prune(field.selection, fieldType(shape, field.key), [...path, field.key], bound),
selection: prune(
field.selection,
fieldType(shape, field.key),
[...path, field.key],
bound,
collectionBound(field) ?? listLimit,
),
}));
// Relationship occurrence identity is its entry key, including duplicate
// target Objects. Never substitute list position or Object identity.
@@ -177,7 +196,10 @@ export function lowerQueryTree(
return minimal;
};
const type = fieldType(shape, field.key);
const minimal = { ...field, selection: prune(field.selection, type, [field.key], occurrences) };
const minimal = {
...field,
selection: prune(field.selection, type, [field.key], occurrences, collectionBound(field)),
};
const selected = [...identity(fields), minimal];
current.bindings.push({
name: field.key,