Add --directory [dir] argument to run the process from a different dir

Author: webpro

README.md

@@ -694,6 +694,7 @@ $ npx knip --help
       --strict                 Consider only direct dependencies of workspace (not devDependencies, not other workspaces)
       --ignore-internal        Ignore exports with tag @internal (JSDoc/TSDoc)
       -W, --workspace [dir]    Analyze a single workspace (default: analyze all configured workspaces)
+      --directory [dir]        Run process from a different directory (default: cwd)
       --no-gitignore           Don't use .gitignore
       --include                Report only provided issue type(s), can be comma-separated or repeated (1)
       --exclude                Exclude provided issue type(s) from report, can be comma-separated or repeated (1)

src/util/cli-arguments.ts

@@ -11,6 +11,7 @@ Options:
   --strict                 Consider only direct dependencies of workspace (not devDependencies, not other workspaces)
   --ignore-internal        Ignore exports with tag @internal (JSDoc/TSDoc)
   -W, --workspace [dir]    Analyze a single workspace (default: analyze all configured workspaces)
+  --directory [dir]        Run process from a different directory (default: cwd)
   --no-gitignore           Don't use .gitignore
   --include                Report only provided issue type(s), can be comma-separated or repeated (1)
   --exclude                Exclude provided issue type(s) from report, can be comma-separated or repeated (1)
@@ -52,6 +53,7 @@ try {
       debug: { type: 'boolean', short: 'd' },
       'debug-file-filter': { type: 'string' },
       dependencies: { type: 'boolean' },
+      directory: { type: 'string' },
       exclude: { type: 'string', multiple: true },
       exports: { type: 'boolean' },
       help: { type: 'boolean', short: 'h' },

src/util/path.ts

@@ -1,5 +1,8 @@
 // eslint-disable-next-line n/no-restricted-import
 import path from 'node:path';
+import parsedArgValues from './cli-arguments.js';
+
+const { directory } = parsedArgValues;
 
 const isAbsolute = path.isAbsolute;
 
@@ -11,7 +14,7 @@ export const join = path.posix.join;
 
 export const toPosix = (value: string) => value.split(path.sep).join(path.posix.sep);
 
-export const cwd = toPosix(process.cwd());
+export const cwd = directory ? path.posix.resolve(directory) : toPosix(process.cwd());
 
 export const resolve = (...paths: string[]) =>
   paths.length === 1 ? path.posix.join(cwd, paths[0]) : path.posix.resolve(...paths);