| export type Segment = { |
| label: string; |
| fullPath: string; |
| isHome: boolean; |
| }; |
|
|
| const WINDOWS_DRIVE = /^([A-Za-z]:)(.*)$/; |
|
|
| function normalize(p: string): string { |
| return p.replace(/\\/g, "/"); |
| } |
|
|
| export function segmentsFromCwd(cwd: string, home: string | null): Segment[] { |
| const normCwd = normalize(cwd); |
| const normHome = home !== null ? normalize(home) : null; |
|
|
| const usingHome = |
| normHome !== null && |
| (normCwd === normHome || normCwd.startsWith(normHome + "/")); |
|
|
| let rootSegment: Segment; |
| let tail: string; |
|
|
| if (usingHome) { |
| rootSegment = { label: "~", fullPath: normHome!, isHome: true }; |
| tail = normCwd.slice(normHome!.length).replace(/^\//, ""); |
| } else { |
| const driveMatch = WINDOWS_DRIVE.exec(normCwd); |
| if (driveMatch) { |
| const drive = driveMatch[1]; |
| rootSegment = { label: drive, fullPath: drive + "/", isHome: false }; |
| tail = driveMatch[2].replace(/^\//, ""); |
| } else { |
| rootSegment = { label: "/", fullPath: "/", isHome: false }; |
| tail = normCwd.replace(/^\//, ""); |
| } |
| } |
|
|
| const parts = tail === "" ? [] : tail.split("/").filter(Boolean); |
| const segments: Segment[] = [rootSegment]; |
|
|
| let acc = rootSegment.fullPath; |
| for (const part of parts) { |
| acc = acc.endsWith("/") ? acc + part : acc + "/" + part; |
| segments.push({ label: part, fullPath: acc, isHome: false }); |
| } |
| return segments; |
| } |
|
|
