feat(path-lint): add support for linting file names, add lint config schema

src/rules/noSpacesInFileNames.spec.ts

@@ -0,0 +1,27 @@
+import { Severity } from '../types/Severity'
+import { noSpacesInFileNames } from './noSpacesInFileNames'
+
+describe('noSpacesInFileNames', () => {
+  it('should return an empty array when the file name has no spaces', () => {
+    const filePath = '/code/sas/my_sas_file.sas'
+    expect(noSpacesInFileNames.test(filePath)).toEqual([])
+  })
+
+  it('should return an empty array when the file name has no spaces, even if the containing folder has spaces', () => {
+    const filePath = '/code/sas projects/my_sas_file.sas'
+    expect(noSpacesInFileNames.test(filePath)).toEqual([])
+  })
+
+  it('should return an array with a single diagnostic when the file name has spaces', () => {
+    const filePath = '/code/sas/my sas file.sas'
+    expect(noSpacesInFileNames.test(filePath)).toEqual([
+      {
+        message: 'File name contains spaces',
+        lineNumber: 1,
+        startColumnNumber: 1,
+        endColumnNumber: 1,
+        severity: Severity.Warning
+      }
+    ])
+  })
+})