Initial commit

shared/utils/path.ts

@@ -0,0 +1,54 @@
+export const toPosixPath = (p: string) => p.replace(/\\/g, '/')
+
+export const toWindowsPath = (p: string) => p.replace(/\//g, '\\')
+
+export const normalizePath = (p: string) => {
+  const parts = p.replace(/\\/g, '/').split('/')
+  const stack: string[] = []
+  for (const part of parts) {
+    if (!part || part === '.') continue
+    if (part === '..') {
+      stack.pop()
+      continue
+    }
+    stack.push(part)
+  }
+  return stack.join('/')
+}
+
+export const joinPaths = (...paths: string[]) => {
+  return paths.map(normalizePath).join('/').replace(/\/+/g, '/')
+}
+
+export const getDirectoryName = (filePath: string) => {
+  const normalized = normalizePath(filePath)
+  const lastSlash = normalized.lastIndexOf('/')
+  return lastSlash === -1 ? '' : normalized.slice(0, lastSlash)
+}
+
+export const getFileName = (filePath: string) => {
+  const normalized = normalizePath(filePath)
+  const lastSlash = normalized.lastIndexOf('/')
+  return lastSlash === -1 ? normalized : normalized.slice(lastSlash + 1)
+}
+
+export const getFileExtension = (filePath: string) => {
+  const fileName = getFileName(filePath)
+  const lastDot = fileName.lastIndexOf('.')
+  return lastDot === -1 ? '' : fileName.slice(lastDot + 1)
+}
+
+export const removeExtension = (filePath: string) => {
+  const ext = getFileExtension(filePath)
+  if (!ext) return filePath
+  return filePath.slice(0, -(ext.length + 1))
+}
+
+export const isAbsolutePath = (p: string) => {
+  return p.startsWith('/') || /^[A-Za-z]:/.test(p)
+}
+
+export const isHiddenPath = (p: string) => {
+  const normalized = normalizePath(p)
+  return normalized.split('/').some(part => part.startsWith('.'))
+}