--chdir/-C

Author: mxcl

.github/workflows/ci.yml

@@ -195,6 +195,13 @@ jobs:
           PKGX_DIR: ${{ github.workspace }}/pkgx
           PKGX_DIST_URL: https://dist.pkgx.dev
 
+      - name: --chdir
+        run: |
+          d=$(mktemp -d)
+          test $(pwd) != $d
+          test $(pkgx -C $d -- pwd) = $d
+          test $(pkgx --chdir $d -- pwd) = $d
+
       - name: generate coverage
         run: |
           pkgx +llvm.org -- llvm-profdata merge -sparse $(find . -name default_\*.prof\*) -o default.profdata

crates/cli/src/args.rs

@@ -14,6 +14,7 @@ pub struct Flags {
     pub version_n_continue: bool,
     pub shebang: bool,
     pub sync: bool,
+    pub chdir: Option<String>,
 }
 
 pub struct Args {
@@ -36,9 +37,11 @@ pub fn parse() -> Args {
     let mut version_n_continue = false;
     let mut shebang = false;
     let mut sync = false;
+    let mut chdir = None;
     let json_latest_v: isize = 2;
 
-    for arg in std::env::args().skip(1) {
+    let mut args_iter = std::env::args().skip(1);
+    while let Some(arg) = args_iter.next() {
         if collecting_args {
             args.push(arg);
         } else if arg.starts_with('+') {
@@ -59,6 +62,7 @@ pub fn parse() -> Args {
                     }
                     json = Some(2);
                 }
+                "--chdir" | "--cd" => chdir = args_iter.next(),
                 "--json=v1" => json = Some(1),
                 "--json=v2" => json = Some(2),
                 "--silent" => silent = true,
@@ -105,6 +109,7 @@ pub fn parse() -> Args {
                     'v' => version_n_continue = true,
                     '!' => shebang = true,
                     'Q' => mode = Mode::Query,
+                    'C' => chdir = args_iter.next(),
                     _ => panic!("unknown argument: -{}", c),
                 }
             }
@@ -127,6 +132,7 @@ pub fn parse() -> Args {
             quiet,
             version_n_continue,
             sync,
+            chdir,
         },
     }
 }

crates/cli/src/help.rs

@@ -28,11 +28,12 @@ modes:
   $ pkgx --version
 
 flags:
-  -q,  --quiet    # suppress brief informational messages
-  -qq, --silent   # no chat. no errors. just execute.
-  -v              # print version and continue
-  --sync          # sync first (note: rarely if ever needed)
-  -j,--json=v2    # output JSON (if sensible)
+  -q,  --quiet      # suppress brief informational messages
+  -qq, --silent     # no chat. no errors. just execute.
+  -j,  --json=v2    # output JSON (if sensible)
+  -C,  --chdir <d>  # change directory first
+  --sync            # sync first (note: rarely if ever needed)
+  -v                # print version and continue
 
 more:
   $ OPEN https://docs.pkgx.sh

crates/cli/src/main.rs

@@ -24,6 +24,10 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         find_program,
     } = args::parse();
 
+    if let Some(dir) = &flags.chdir {
+        std::env::set_current_dir(dir)?;
+    }
+
     if flags.version_n_continue {
         eprintln!("pkgx {}", env!("CARGO_PKG_VERSION"));
     }