feat: support check specific files

README.md

@@ -55,6 +55,7 @@ name | type | description
 `--history-file` | string? | file name where history is saved(Added in `v2.18`)
 `--no-detail-when-failed` | boolean? | not show detail message when the CLI failed(Added in `v2.19`)(Use `--no-detail-when-failed=true` to enable it <https://github.com/plantain-00/type-coverage/issues/113>)
 `--report-semantic-error` | boolean? | report typescript semantic error(Added in `v2.22`)
+`-- file1.ts file2.ts ...` | string[]? | only checks these files, useful for usage with tools like `lint-staged`(Added in `v2.23`)
 
 ### strict mode
 

packages/cli/src/index.ts

@@ -16,7 +16,7 @@ function showToolVersion() {
 }
 
 function printHelp() {
-  console.log(`type-coverage [options]
+  console.log(`type-coverage [options] [-- file1.ts file2.ts ...]
 
 -p, --project               string?   tell the CLI where is the tsconfig.json
 --detail                    boolean?  show detail
@@ -41,6 +41,7 @@ function printHelp() {
 --history-file              string?   file name where history is saved
 --no-detail-when-failed     boolean?  not show detail message when the CLI failed
 --report-semantic-error     boolean?  report typescript semantic error
+-- file1.ts file2.ts ...    string[]? only checks these files, useful for usage with tools like lint-staged
   `)
 }
 
@@ -56,6 +57,7 @@ interface BaseArgs {
   update: boolean
 }
 interface CliArgs extends BaseArgs {
+  '--': string[]
   p: string
   v: boolean
   version: boolean
@@ -160,6 +162,7 @@ async function executeCommandLine() {
       ignoreObject,
       ignoreEmptyType,
       reportSemanticError,
+      files: argv['--'].length > 0 ? argv['--'] : undefined,
   });
 
   const percent = Math.floor(10000 * correctCount / totalCount) / 100

packages/core/src/core.ts

@@ -37,13 +37,16 @@ export async function lint(project: string, options?: Partial<LintOptions>) {
     : undefined
   for (const sourceFile of program.getSourceFiles()) {
     let file = sourceFile.fileName
-    if (!file.includes('node_modules') && (!lintOptions.files || lintOptions.files.includes(file))) {
+    if (!file.includes('node_modules')) {
       if (!lintOptions.absolutePath) {
         file = path.relative(process.cwd(), file)
         if (file.startsWith('..')) {
           continue
         }
       }
+      if (lintOptions.files && !lintOptions.files.includes(file)) {
+        continue
+      }
       if (ignoreFileGlobs && ignoreFileGlobs.some((f) => minimatch(file, f))) {
         continue
       }