Ivanko1608
76b91dc1e5
Node cannot spawn a .cmd file without a shell, so a claude.cmd found earlier on PATH would hide a working claude.exe.
62 lines
2.0 KiB
TypeScript
62 lines
2.0 KiB
TypeScript
import * as fs from "node:fs";
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import * as os from "node:os";
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import * as path from "node:path";
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type BinaryLookup = {
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env: Record<string, string | undefined>;
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platform: NodeJS.Platform;
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homeDir: string;
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isExecutable: (path: string) => boolean;
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};
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type SearchSpec = {
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paths: path.PlatformPath;
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names: string[];
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knownDirs: string[];
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};
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function getWindowsSearchSpec(env: BinaryLookup["env"], homeDir: string): SearchSpec {
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const paths = path.win32;
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const appData = env.APPDATA ?? paths.join(homeDir, "AppData", "Roaming");
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return {
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paths,
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names: ["claude.exe", "claude.cmd"],
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knownDirs: [paths.join(homeDir, ".local", "bin"), paths.join(homeDir, ".claude", "local"), env.npm_config_prefix ?? paths.join(appData, "npm")],
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};
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}
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function getPosixSearchSpec(env: BinaryLookup["env"], homeDir: string): SearchSpec {
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const paths = path.posix;
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const npmBin = env.npm_config_prefix ? paths.join(env.npm_config_prefix, "bin") : paths.join(homeDir, ".npm-global", "bin");
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return {
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paths,
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names: ["claude"],
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knownDirs: [paths.join(homeDir, ".local", "bin"), paths.join(homeDir, ".claude", "local"), npmBin, "/opt/homebrew/bin", "/usr/local/bin"],
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};
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}
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export function resolveClaudeBinary({ env, platform, homeDir, isExecutable }: BinaryLookup): string | null {
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const { paths, names, knownDirs } = platform === "win32" ? getWindowsSearchSpec(env, homeDir) : getPosixSearchSpec(env, homeDir);
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const pathDirs = (env.PATH ?? "").split(paths.delimiter).filter(Boolean);
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for (const name of names) {
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for (const dir of [...pathDirs, ...knownDirs]) {
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const candidate = paths.join(dir, name);
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if (isExecutable(candidate)) return candidate;
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}
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}
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return null;
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}
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function isExecutableFile(filePath: string): boolean {
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try {
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fs.accessSync(filePath, fs.constants.X_OK);
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return fs.statSync(filePath).isFile();
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} catch {
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return false;
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}
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}
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export function getClaudeBinary(): string | null {
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return resolveClaudeBinary({ env: process.env, platform: process.platform, homeDir: os.homedir(), isExecutable: isExecutableFile });
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}
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