feat(lint): implement v1 with 3 rules - trailing spaces, encoded passwords and Doxygen header

src/utils/getLintConfig.spec.ts

@@ -0,0 +1,10 @@
+import { LintConfig } from '../types/LintConfig'
+import { getLintConfig } from './getLintConfig'
+
+describe('getLintConfig', () => {
+  it('should get the lint config', async () => {
+    const config = await getLintConfig()
+
+    expect(config).toBeInstanceOf(LintConfig)
+  })
+})

src/utils/getLintConfig.ts

@@ -0,0 +1,10 @@
+import path from 'path'
+import { LintConfig } from '../types/LintConfig'
+import { readFile } from '@sasjs/utils/file'
+import { getProjectRoot } from './getProjectRoot'
+
+export async function getLintConfig(): Promise<LintConfig> {
+  const projectRoot = await getProjectRoot()
+  const configuration = await readFile(path.join(projectRoot, '.sasjslint'))
+  return new LintConfig(JSON.parse(configuration))
+}

src/utils/getProjectRoot.spec.ts

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+import { getProjectRoot } from './getProjectRoot'
+import path from 'path'
+
+describe('getProjectRoot', () => {
+  it('should return the current location if it contains the lint config file', async () => {
+    const projectRoot = await getProjectRoot()
+
+    expect(projectRoot).toEqual(process.cwd())
+  })
+
+  it('should return the parent folder if it contains the lint config file', async () => {
+    const currentLocation = process.cwd()
+    jest
+      .spyOn(process, 'cwd')
+      .mockImplementationOnce(() =>
+        path.join(currentLocation, 'folder', 'subfolder')
+      )
+    const projectRoot = await getProjectRoot()
+
+    expect(projectRoot).toEqual(currentLocation)
+  })
+})

src/utils/getProjectRoot.ts

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+import path from 'path'
+import { fileExists } from '@sasjs/utils/file'
+
+export async function getProjectRoot() {
+  let root = ''
+  let rootFound = false
+  let i = 1
+  let currentLocation = process.cwd()
+
+  const maxLevels = currentLocation.split(path.sep).length
+
+  while (i <= maxLevels && !rootFound) {
+    const isRoot = await fileExists(path.join(currentLocation, '.sasjslint'))
+
+    if (isRoot) {
+      rootFound = true
+      root = currentLocation
+
+      break
+    } else {
+      currentLocation = path.join(currentLocation, '..')
+      i++
+    }
+  }
+
+  return root
+}