chore(*): organise rules into folders by type

src/rules/line/indentationMultiple.spec.ts

@@ -0,0 +1,74 @@
+import { LintConfig, Severity } from '../../types'
+import { indentationMultiple } from './indentationMultiple'
+
+describe('indentationMultiple', () => {
+  it('should return an empty array when the line is indented by two spaces', () => {
+    const line = "  %put 'hello';"
+    const config = new LintConfig({ indentationMultiple: 2 })
+    expect(indentationMultiple.test(line, 1, config)).toEqual([])
+  })
+
+  it('should return an empty array when the line is indented by a multiple of 2 spaces', () => {
+    const line = "      %put 'hello';"
+    const config = new LintConfig({ indentationMultiple: 2 })
+    expect(indentationMultiple.test(line, 1, config)).toEqual([])
+  })
+
+  it('should ignore indentation when the multiple is set to 0', () => {
+    const line = " %put 'hello';"
+    const config = new LintConfig({ indentationMultiple: 0 })
+    expect(indentationMultiple.test(line, 1, config)).toEqual([])
+  })
+
+  it('should return an empty array when the line is not indented', () => {
+    const line = "%put 'hello';"
+    const config = new LintConfig({ indentationMultiple: 2 })
+    expect(indentationMultiple.test(line, 1, config)).toEqual([])
+  })
+
+  it('should return an array with a single diagnostic when the line is indented incorrectly', () => {
+    const line = "   %put 'hello';"
+    const config = new LintConfig({ indentationMultiple: 2 })
+    expect(indentationMultiple.test(line, 1, config)).toEqual([
+      {
+        message: `Line has incorrect indentation - 3 spaces`,
+        lineNumber: 1,
+        startColumnNumber: 1,
+        endColumnNumber: 1,
+        severity: Severity.Warning
+      }
+    ])
+  })
+
+  it('should return an array with a single diagnostic when the line is indented incorrectly', () => {
+    const line = "  %put 'hello';"
+    const config = new LintConfig({ indentationMultiple: 3 })
+    expect(indentationMultiple.test(line, 1, config)).toEqual([
+      {
+        message: `Line has incorrect indentation - 2 spaces`,
+        lineNumber: 1,
+        startColumnNumber: 1,
+        endColumnNumber: 1,
+        severity: Severity.Warning
+      }
+    ])
+  })
+
+  it('should fall back to a default of 2 spaces', () => {
+    const line = " %put 'hello';"
+    expect(indentationMultiple.test(line, 1)).toEqual([
+      {
+        message: `Line has incorrect indentation - 1 space`,
+        lineNumber: 1,
+        startColumnNumber: 1,
+        endColumnNumber: 1,
+        severity: Severity.Warning
+      }
+    ])
+  })
+
+  it('should return an empty array for lines within the default indentation', () => {
+    const line = "  %put 'hello';"
+    expect(indentationMultiple.test(line, 1)).toEqual([])
+  })
+})