try to detect cargo-bins in paths

Author: 2bndy5

.github/workflows/run-dev-tests.yml

@@ -47,7 +47,7 @@ jobs:
       - name: Install third-party binaries
         uses: taiki-e/install-action@v2
         with:
-          tool: cargo-nextest,cargo-llvm-cov,cargo-binstall,just
+          tool: cargo-nextest,cargo-llvm-cov,cargo-binstall
 
       - name: Install llvm-cov-pretty (HTML report generator)
         run: cargo binstall -y llvm-cov-pretty

noxfile.py

@@ -1,4 +1,6 @@
 import logging
+from pathlib import Path
+import platform
 import re
 import sys
 import nox
@@ -30,11 +32,34 @@ def __init__(self, session: nox.Session):
         self.cargo_bins = cargo_bins
         self.cargo_install_cmd: tuple[str, ...] = ("cargo", "install")
 
+        installed_path = Path("~/.cargo/bin")
+
         if CARGO_BINSTALL in cargo_bins:
             ci_logger.info(
                 "Found %s: %s" % (CARGO_BINSTALL, cargo_bins[CARGO_BINSTALL])
             )
-            self.cargo_install_cmd = ("cargo", "binstall", "-y")
+        elif (
+            installed_path
+            / (CARGO_BINSTALL + "" if platform.system() != "Windows" else ".exe")
+        ).exists():
+            ci_logger.info("Found %s" % CARGO_BINSTALL)
+        else:
+            ci_logger.info("Installing %s" % CARGO_BINSTALL)
+            match platform.system():
+                case "Windows":
+                    one_liner = """Set-ExecutionPolicy Unrestricted -Scope Process; iex (iwr "https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.ps1").Content"""
+                    session.run(*one_liner.split(), external=True)
+                case "Linux" | "Darwin":
+                    one_liner = "curl -L --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.sh | bash"
+                    session.run(*one_liner.split(), external=True)
+                case _:
+                    session.run(
+                        *self.cargo_install_cmd,
+                        CARGO_BINSTALL,
+                        "--locked",
+                        external=True,
+                    )
+        self.cargo_install_cmd = ("cargo", "binstall", "-y")
 
     def check_install(self, req: str, session: nox.Session):
         """Use cargo to ensure `req` is installed.
@@ -55,10 +80,17 @@ def install():
             dep = req if not ver else f"{req}@{ver}"
             session.run(*self.cargo_install_cmd, dep, "--locked", external=True)
 
+        installed_path = Path("~/.cargo/bin")
+
         installed = False
         if req in self.cargo_bins:
             ci_logger.info("Found %s %s" % (req, self.cargo_bins[req]))
             installed = True
+        elif (
+            installed_path / (req + "" if platform.system() != "Windows" else ".exe")
+        ).exists():
+            ci_logger.info("Found %s" % req)
+            installed = True
         if ver or not installed:
             install()