feat: add a new config maxHeaderLineLength

src/types/LintConfig.spec.ts

@@ -31,6 +31,17 @@ describe('LintConfig', () => {
     ).toBeUndefined()
   })
 
+  it('should create an instance with the maxLineLength flag off', () => {
+    const config = new LintConfig({ maxLineLength: 0 })
+
+    expect(config).toBeTruthy()
+    expect(config.lineLintRules.length).toBeGreaterThan(0)
+    expect(config.fileLintRules.length).toBeGreaterThan(0)
+    expect(
+      config.lineLintRules.find((rule) => rule.name === 'maxLineLength')
+    ).toBeUndefined()
+  })
+
   it('should create an instance with the hasDoxygenHeader flag off', () => {
     const config = new LintConfig({ hasDoxygenHeader: false })
 

src/types/LintConfig.ts

@@ -34,6 +34,7 @@ export class LintConfig {
   readonly fileLintRules: FileLintRule[] = []
   readonly pathLintRules: PathLintRule[] = []
   readonly maxLineLength: number = 80
+  readonly maxHeaderLineLength: number = 80
   readonly indentationMultiple: number = 2
   readonly lineEndings: LineEndings = LineEndings.LF
   readonly defaultHeader: string = getDefaultHeader()
@@ -67,9 +68,16 @@ export class LintConfig {
       this.lineLintRules.pop()
     }
 
-    this.lineLintRules.push(maxLineLength)
-    if (!isNaN(json?.maxLineLength)) {
-      this.maxLineLength = json.maxLineLength
+    if (json?.maxLineLength) {
+      this.lineLintRules.push(maxLineLength)
+
+      if (!isNaN(json?.maxLineLength)) {
+        this.maxLineLength = json.maxLineLength
+      }
+
+      if (!isNaN(json?.maxHeaderLineLength)) {
+        this.maxHeaderLineLength = json.maxHeaderLineLength
+      }
     }
 
     this.fileLintRules.push(lineEndings)

src/types/LintRule.ts

@@ -18,7 +18,12 @@ export interface LintRule {
  */
 export interface LineLintRule extends LintRule {
   type: LintRuleType.Line
-  test: (value: string, lineNumber: number, config?: LintConfig) => Diagnostic[]
+  test: (
+    value: string,
+    lineNumber: number,
+    config?: LintConfig,
+    isHeaderLine?: boolean
+  ) => Diagnostic[]
   fix?: (value: string, config?: LintConfig) => string
 }