Mirror: The highly customizable and versatile GraphQL client with which you add on features like normalized caching as you grow.
Revert "support Headers being passed in fetchOptions"
This reverts commit dc509cc25f2d37c65aeb0f93ab0055a0a2e80d27.
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.changeset/fluffy-poets-protect.md
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.changeset/fluffy-poets-protect.md
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packages/core/src/internal/fetchOptions.test.ts
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packages/core/src/internal/fetchOptions.test.ts
···
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`);
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});
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it('handles the Headers object', () => {
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const headers = new Headers();
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headers.append('x-test', 'true');
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const operation = makeOperation(queryOperation.kind, queryOperation, {
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...queryOperation.context,
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fetchOptions: {
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headers,
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},
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});
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const body = makeFetchBody(operation);
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expect(makeFetchOptions(operation, body)).toMatchInlineSnapshot(`
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{
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"body": "{\\"operationName\\":\\"getUser\\",\\"query\\":\\"query getUser($name: String) {\\\\n user(name: $name) {\\\\n id\\\\n firstName\\\\n lastName\\\\n }\\\\n}\\",\\"variables\\":{\\"name\\":\\"Clara\\"}}",
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"headers": {
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"accept": "application/graphql-response+json, application/graphql+json, application/json, text/event-stream, multipart/mixed",
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"content-type": "application/json",
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"x-test": "true",
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},
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"method": "POST",
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}
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`);
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});
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it('creates a GET request when preferred for query operations', () => {
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const operation = makeOperation(queryOperation.kind, queryOperation, {
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...queryOperation.context,
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packages/core/src/internal/fetchOptions.ts
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packages/core/src/internal/fetchOptions.ts
···
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(typeof operation.context.fetchOptions === 'function'
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? operation.context.fetchOptions()
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: operation.context.fetchOptions) || {};
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if (extraOptions.headers) {
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if (extraOptions.headers.forEach) {
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(extraOptions.headers as Headers).forEach((value, key) => {
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headers[key] = value;
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});
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} else {
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for (const key in extraOptions.headers) {
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headers[key.toLowerCase()] = extraOptions.headers[key];
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}
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}
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}
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if (extraOptions.headers)
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for (const key in extraOptions.headers)
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headers[key.toLowerCase()] = extraOptions.headers[key];
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const serializedBody = serializeBody(operation, body);
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if (typeof serializedBody === 'string' && !headers['content-type'])
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headers['content-type'] = 'application/json';