feat: install vyper CLI using CLI

ape_vyper/_cli.py

@@ -1,8 +1,10 @@
+import sys
 from pathlib import Path
 
 import ape
 import click
 from ape.cli.options import ape_cli_context, project_option
+from vvm import get_installed_vyper_versions, get_vvm_install_folder, install_vyper  # type: ignore
 
 
 @click.group
@@ -26,3 +28,41 @@ def flatten(cli_ctx, project, contract: Path, outfile: Path):
             project=project,
         )
         fout.write(str(content))
+
+
+@cli.group
+def vvm():
+    """`vvm` command group"""
+
+
+@vvm.command("list", short_help="List vyper installed versions")
+def _list():
+    versions = get_installed_vyper_versions()
+    if len(versions) > 10:
+        click.echo_via_pager(versions)
+    else:
+        for version in get_installed_vyper_versions():
+            click.echo(version)
+
+
+@vvm.command(short_help="Install vyper")
+@click.argument("versions", nargs=-1)
+@click.option("--vvm-binary-path", help="The path to Vyper binaries")
+@click.option("--hide-progress", is_flag=True)
+def install(versions, vvm_binary_path, hide_progress):
+    """
+    Install Vyper
+    """
+    if versions:
+        for version in versions:
+            base_path = get_vvm_install_folder(vvm_binary_path=vvm_binary_path)
+            if (base_path / f"vyper-{version}").exists():
+                click.echo(f"Vyper version '{version}' already installed.")
+                continue
+
+            click.echo(f"Installing Vyper '{version}'.")
+            install_vyper(version, show_progress=not hide_progress, vvm_binary_path=vvm_binary_path)
+
+    else:
+        click.echo("No version given.", err=True)
+        sys.exit(1)

tests/functional/test_cli.py

@@ -47,3 +47,13 @@ def test_compile():
     output = completed_process.stdout.decode(encoding="utf8")
     assert "SUCCESS" in output
     assert "zero_four_in_subdir.vy" in output
+
+
+def test_vvm_list(cli_runner):
+    result = cli_runner.invoke(cli, ["vvm", "list"])
+    assert result.exit_code == 0
+
+
+def test_vvm_install(cli_runner):
+    result = cli_runner.invoke(cli, ["vvm", "install", "0.4.0"])
+    assert result.exit_code == 0