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authorMinteck <contact@minteck.org>2023-02-23 19:34:56 +0100
committerMinteck <contact@minteck.org>2023-02-23 19:34:56 +0100
commit3d1cd02f27518f1a04374c7c8320cd5d82ede6e9 (patch)
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Updated 40 files, added 37 files, deleted 1103 files and renamed 3905 files (automated)
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-import { Kind } from "../language/kinds.mjs";
-import { visit } from "../language/visitor.mjs";
-/**
- * separateOperations accepts a single AST document which may contain many
- * operations and fragments and returns a collection of AST documents each of
- * which contains a single operation as well the fragment definitions it
- * refers to.
- */
-
-export function separateOperations(documentAST) {
- var operations = [];
- var depGraph = Object.create(null); // Populate metadata and build a dependency graph.
-
- for (var _i2 = 0, _documentAST$definiti2 = documentAST.definitions; _i2 < _documentAST$definiti2.length; _i2++) {
- var definitionNode = _documentAST$definiti2[_i2];
-
- switch (definitionNode.kind) {
- case Kind.OPERATION_DEFINITION:
- operations.push(definitionNode);
- break;
-
- case Kind.FRAGMENT_DEFINITION:
- depGraph[definitionNode.name.value] = collectDependencies(definitionNode.selectionSet);
- break;
- }
- } // For each operation, produce a new synthesized AST which includes only what
- // is necessary for completing that operation.
-
-
- var separatedDocumentASTs = Object.create(null);
-
- var _loop = function _loop(_i4) {
- var operation = operations[_i4];
- var dependencies = new Set();
-
- for (var _i6 = 0, _collectDependencies2 = collectDependencies(operation.selectionSet); _i6 < _collectDependencies2.length; _i6++) {
- var fragmentName = _collectDependencies2[_i6];
- collectTransitiveDependencies(dependencies, depGraph, fragmentName);
- } // Provides the empty string for anonymous operations.
-
-
- var operationName = operation.name ? operation.name.value : ''; // The list of definition nodes to be included for this operation, sorted
- // to retain the same order as the original document.
-
- separatedDocumentASTs[operationName] = {
- kind: Kind.DOCUMENT,
- definitions: documentAST.definitions.filter(function (node) {
- return node === operation || node.kind === Kind.FRAGMENT_DEFINITION && dependencies.has(node.name.value);
- })
- };
- };
-
- for (var _i4 = 0; _i4 < operations.length; _i4++) {
- _loop(_i4);
- }
-
- return separatedDocumentASTs;
-}
-
-// From a dependency graph, collects a list of transitive dependencies by
-// recursing through a dependency graph.
-function collectTransitiveDependencies(collected, depGraph, fromName) {
- if (!collected.has(fromName)) {
- collected.add(fromName);
- var immediateDeps = depGraph[fromName];
-
- if (immediateDeps !== undefined) {
- for (var _i8 = 0; _i8 < immediateDeps.length; _i8++) {
- var toName = immediateDeps[_i8];
- collectTransitiveDependencies(collected, depGraph, toName);
- }
- }
- }
-}
-
-function collectDependencies(selectionSet) {
- var dependencies = [];
- visit(selectionSet, {
- FragmentSpread: function FragmentSpread(node) {
- dependencies.push(node.name.value);
- }
- });
- return dependencies;
-}