Nx MCP Server

import { readFileSync, writeFileSync } from 'fs'; import { join } from 'path'; import { Position } from 'vscode-languageserver'; import { URI } from 'vscode-uri'; import { NxlsWrapper } from '../nxls-wrapper'; import { e2eCwd, modifyJsonFile, newWorkspace, uniq, } from '@nx-console/shared-e2e-utils'; let nxlsWrapper: NxlsWrapper; const workspaceName = uniq('workspace'); const projectJsonPath = join( e2eCwd, workspaceName, 'apps', workspaceName, 'project.json', ); describe('namedInput link completion - default', () => { beforeAll(async () => { newWorkspace({ name: workspaceName, options: { preset: 'next', }, }); writeFileSync(projectJsonPath, `{}`); nxlsWrapper = new NxlsWrapper(true); await nxlsWrapper.startNxls(join(e2eCwd, workspaceName)); nxlsWrapper.sendNotification({ method: 'textDocument/didOpen', params: { textDocument: { uri: URI.file(projectJsonPath).toString(), languageId: 'JSON', version: 1, text: readFileSync(projectJsonPath, 'utf-8'), }, }, }); }); afterAll(async () => { await nxlsWrapper.stopNxls(); }); describe('named input links', () => { it('should return correct target link for input if it is a namedInput in nx.json', async () => { modifyJsonFile(projectJsonPath, (data) => ({ ...data, targets: { build: { inputs: ['default'], }, }, })); nxlsWrapper.sendNotification({ method: 'textDocument/didChange', params: { textDocument: { uri: URI.file(projectJsonPath).toString(), languageId: 'JSON', version: 2, }, contentChanges: [ { text: readFileSync(projectJsonPath, 'utf-8'), }, ], }, }); const linkResponse = await nxlsWrapper.sendRequest({ method: 'textDocument/documentLink', params: { textDocument: { uri: URI.file(projectJsonPath).toString(), }, position: Position.create(0, 1), }, }); const defaultLine = readFileSync(join(e2eCwd, workspaceName, 'nx.json'), 'utf-8') .split('\n') .findIndex((line) => line.includes('"default":')) + 1; const targetLink = (linkResponse.result as any[])[0].target; expect(targetLink).toMatch(new RegExp(`#${defaultLine}$`)); expect(decodeURI(targetLink)).toContain(join(workspaceName, 'nx.json')); }); it('should not return target link for input if it is not a namedInput in nx.json', async () => { modifyJsonFile(projectJsonPath, (data) => ({ ...data, targets: { build: { inputs: ['src/file.js', 'other'], }, }, })); nxlsWrapper.sendNotification({ method: 'textDocument/didChange', params: { textDocument: { uri: URI.file(projectJsonPath).toString(), languageId: 'JSON', version: 2, }, contentChanges: [ { text: readFileSync(projectJsonPath, 'utf-8'), }, ], }, }); const linkResponse = await nxlsWrapper.sendRequest({ method: 'textDocument/documentLink', params: { textDocument: { uri: URI.file(projectJsonPath).toString(), }, position: Position.create(0, 1), }, }); const targetLinks = linkResponse.result as any[]; expect(targetLinks.length).toBe(0); }); it('should return correct target link for named input within nx.json', async () => { const nxJsonPath = join(e2eCwd, workspaceName, 'nx.json'); modifyJsonFile(nxJsonPath, (data) => ({ ...data, namedInputs: { default: ['one', 'two'], one: ['src/file.js'], }, })); nxlsWrapper.sendNotification({ method: 'textDocument/didOpen', params: { textDocument: { uri: URI.file(nxJsonPath).toString(), languageId: 'JSON', version: 0, text: readFileSync(nxJsonPath, 'utf-8'), }, }, }); const linkResponse = await nxlsWrapper.sendRequest({ method: 'textDocument/documentLink', params: { textDocument: { uri: URI.file(nxJsonPath).toString(), }, position: Position.create(0, 1), }, }); const oneLine = readFileSync(nxJsonPath, 'utf-8') .split('\n') .findIndex((line) => line.includes('"one": [')) + 1; const targetLink = (linkResponse.result as any[])[0].target; expect(targetLink).toMatch(new RegExp(`#${oneLine}$`)); expect(decodeURI(targetLink)).toContain(join(workspaceName, 'nx.json')); }); }); });