Create GitCommandManager.ts

src/GitCommandManager.ts

@@ -0,0 +1,75 @@
+/**
+ * SPDX-FileCopyrightText: 2024 Jan Chren ~rindeal
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR GPL-2.0-only
+ */
+
+import { execFile } from 'child_process'
+
+
+export class GitCommandManager {
+  gitVersion: string
+
+  async initialize() {
+    const versionOutput = await this.execGit(['version'])
+    const versionMatch = versionOutput.match(/git version (\d+\.\d+\.\d+)/)
+    if ( ! versionMatch ) {
+      throw new Error('Unable to determine Git version')
+    }
+    this.gitVersion = versionMatch[1]
+  }
+
+  async execGit(args: string[]): Promise<string> {
+    return new Promise((resolve, reject) => {
+      execFile('git', args, (error, stdout) => {
+        if ( error ) {
+          reject(error)
+        } else {
+          resolve(stdout)
+        }
+      })
+    })
+  }
+
+  async lsRemote(options: {
+    repository?: string,
+    branches?: boolean,
+    tags?: boolean,
+    exitCode?: boolean,
+    patterns?: string[]
+  }): Promise<string> {
+    const args = ['ls-remote']
+
+    if ( options.branches ) {
+      args.push('--heads')
+    }
+    if ( options.tags ) {
+      args.push('--tags')
+    }
+    if ( options.exitCode ) {
+      args.push('--exit-code')
+    }
+
+    args.push('--')
+
+    if ( options.repository ) {
+      if ( options.repository.startsWith('-') ) {
+        throw new Error('Invalid repository option')
+      }
+      args.push(options.repository)
+    }
+    if ( options.patterns ) {
+      if ( ! options.repository ) {
+        throw new Error('Option `repository` is needed for option `patterns`')
+      }
+      for (const pattern of options.patterns) {
+        if ( pattern.startsWith('-') ) {
+          throw new Error('Invalid pattern option')
+        }
+        args.push(pattern)
+      }
+    }
+
+    return this.execGit(args)
+  }
+}