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52 lines
2.1 KiB
TypeScript
52 lines
2.1 KiB
TypeScript
/**
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* Browser-safe Workspace path and display helpers.
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* @module @deepseek-ai/dsh-util-workspace-path
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*/
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/** Whether a path uses a Windows drive or UNC prefix. */
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function isWindowsStylePath(value: string): boolean {
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return /^[A-Za-z]:[/\\]/.test(value) || value.startsWith('\\\\')
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}
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/**
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* Resolve a Workspace-relative path into the Host-facing spelling used by path operations.
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* @param cwd - Session Workspace root, when known.
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* @param path - Absolute or Workspace-relative path.
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* @returns an absolute path when a Workspace root is available, otherwise the original path.
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*/
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export function resolveWorkspacePath(cwd: string | undefined, path: string): string {
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if (path.startsWith('/') || isWindowsStylePath(path)) return path
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if (cwd === undefined || cwd === '') return path
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const base = cwd.replace(/[/\\]+$/, '')
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const relative = path.replace(/^[/\\]+/, '')
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return `${base}/${relative}`
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}
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/**
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* Abbreviate a POSIX home directory for display.
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* @param path - Absolute or already-short display path.
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* @param home - Host account home; absent skips abbreviation.
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* @returns `~` or `~/…` for the POSIX home and its descendants, otherwise `path`.
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*/
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export function abbreviateHomePath(path: string, home?: string): string {
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if (home === undefined || home === '') return path
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if (isWindowsStylePath(path) || isWindowsStylePath(home)) return path
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const root = home.replace(/\/+$/, '')
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if (root === '' || root === '/') return path
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if (path.replace(/\/+$/, '') === root) return '~'
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if (path.startsWith(`${root}/`)) return `~${path.slice(root.length)}`
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return path
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}
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/**
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* Read the final non-empty segment of a Workspace path for display.
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* Workspace-label surfaces use this helper instead of deriving another basename.
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* @param path - Workspace directory path using POSIX or Windows separators.
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* @returns the final segment, or an empty string for a separator-only path.
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*/
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export function workspaceTitleOf(path: string): string {
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const trimmed = path.replace(/[/\\]+$/, '')
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const separator = Math.max(trimmed.lastIndexOf('/'), trimmed.lastIndexOf('\\'))
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return trimmed.slice(separator + 1)
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}
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