Hermes-agent

2026-06-14 14:30:48 -04:00
commit dac4b88b94
5058 changed files with 1884848 additions and 0 deletions
@@ -0,0 +1,112 @@
+const path = require('node:path')
+
+// Match the POSIX fallback surface used by the Python terminal environment.
+// macOS apps launched from Finder/Dock often inherit only /usr/bin:/bin:/usr/sbin:/sbin,
+// which misses Apple Silicon Homebrew and user-installed CLI tools such as codex.
+const POSIX_SANE_PATH_ENTRIES = Object.freeze([
+  '/opt/homebrew/bin',
+  '/opt/homebrew/sbin',
+  '/usr/local/sbin',
+  '/usr/local/bin',
+  '/usr/sbin',
+  '/usr/bin',
+  '/sbin',
+  '/bin'
+])
+
+function delimiterForPlatform(platform = process.platform) {
+  return platform === 'win32' ? ';' : ':'
+}
+
+function pathModuleForPlatform(platform = process.platform) {
+  return platform === 'win32' ? path.win32 : path.posix
+}
+
+function pathEnvKey(env = process.env, platform = process.platform) {
+  if (platform !== 'win32') return 'PATH'
+  return Object.keys(env || {}).find(key => key.toUpperCase() === 'PATH') || 'PATH'
+}
+
+function currentPathValue(env = process.env, platform = process.platform) {
+  const key = pathEnvKey(env, platform)
+  return env?.[key] || ''
+}
+
+function appendUniquePathEntries(entries, { delimiter = path.delimiter } = {}) {
+  const seen = new Set()
+  const ordered = []
+
+  for (const entry of entries) {
+    if (!entry) continue
+    const parts = Array.isArray(entry) ? entry : String(entry).split(delimiter)
+    for (const part of parts) {
+      if (!part || seen.has(part)) continue
+      seen.add(part)
+      ordered.push(part)
+    }
+  }
+
+  return ordered.join(delimiter)
+}
+
+function buildDesktopBackendPath({
+  hermesHome,
+  venvRoot,
+  currentPath = '',
+  platform = process.platform,
+  pathModule = pathModuleForPlatform(platform)
+} = {}) {
+  const delimiter = delimiterForPlatform(platform)
+  const hermesNodeBin = hermesHome ? pathModule.join(hermesHome, 'node', 'bin') : null
+  const venvBin = venvRoot ? pathModule.join(venvRoot, platform === 'win32' ? 'Scripts' : 'bin') : null
+  const saneEntries = platform === 'win32' ? [] : POSIX_SANE_PATH_ENTRIES
+
+  return appendUniquePathEntries(
+    [hermesNodeBin, venvBin, currentPath, saneEntries],
+    { delimiter }
+  )
+}
+
+function normalizeHermesHomeRoot(hermesHome, { pathModule = pathModuleForPlatform(process.platform) } = {}) {
+  if (!hermesHome) return hermesHome
+  const resolved = pathModule.resolve(String(hermesHome))
+  const parent = pathModule.dirname(resolved)
+  if (pathModule.basename(parent).toLowerCase() === 'profiles') {
+    return pathModule.dirname(parent)
+  }
+  return resolved
+}
+
+function buildDesktopBackendEnv({
+  hermesHome,
+  pythonPathEntries = [],
+  venvRoot,
+  currentEnv = process.env,
+  platform = process.platform,
+  pathModule = pathModuleForPlatform(platform)
+} = {}) {
+  const delimiter = delimiterForPlatform(platform)
+  const currentPythonPath = currentEnv?.PYTHONPATH || ''
+  const key = pathEnvKey(currentEnv, platform)
+
+  return {
+    PYTHONPATH: appendUniquePathEntries([...pythonPathEntries, currentPythonPath], { delimiter }),
+    [key]: buildDesktopBackendPath({
+      hermesHome,
+      venvRoot,
+      currentPath: currentPathValue(currentEnv, platform),
+      platform,
+      pathModule
+    })
+  }
+}
+
+module.exports = {
+  POSIX_SANE_PATH_ENTRIES,
+  appendUniquePathEntries,
+  buildDesktopBackendEnv,
+  buildDesktopBackendPath,
+  delimiterForPlatform,
+  normalizeHermesHomeRoot,
+  pathEnvKey
+}