apollo-codegen-core/lib/compiler/visitors/generateOperationId.js

Core generator APIs for Apollo Codegen

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateOperationId = void 0;
const collectFragmentsReferenced_1 = require("./collectFragmentsReferenced");
const crypto_1 = require("crypto");
function generateOperationId(operation, fragments, fragmentsReferenced) {
    if (!fragmentsReferenced) {
        fragmentsReferenced = (0, collectFragmentsReferenced_1.collectFragmentsReferenced)(operation.selectionSet, fragments);
    }
    const sourceWithFragments = [
        operation.source,
        ...Array.from(fragmentsReferenced).map((fragmentName) => {
            const fragment = fragments[fragmentName];
            if (!fragment) {
                throw new Error(`Cannot find fragment "${fragmentName}"`);
            }
            return fragment.source;
        }),
    ].join("\n");
    const hash = (0, crypto_1.createHash)("sha256");
    hash.update(sourceWithFragments);
    const operationId = hash.digest("hex");
    return { operationId, sourceWithFragments };
}
exports.generateOperationId = generateOperationId;
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