1 files changed, 63 insertions, 0 deletions
diff --git a/cli/internal/packagemanager/pnpm6.go b/cli/internal/packagemanager/pnpm6.go
new file mode 100644
index 0000000..6039966
--- /dev/null
+++ b/cli/internal/packagemanager/pnpm6.go
@@ -0,0 +1,63 @@
+package packagemanager
+
+import (
+	"fmt"
+
+	"github.com/Masterminds/semver"
+	"github.com/vercel/turbo/cli/internal/fs"
+	"github.com/vercel/turbo/cli/internal/lockfile"
+	"github.com/vercel/turbo/cli/internal/turbopath"
+)
+
+// Pnpm6Workspaces is a representation of workspace package globs found
+// in pnpm-workspace.yaml
+type Pnpm6Workspaces struct {
+	Packages []string `yaml:"packages,omitempty"`
+}
+
+var nodejsPnpm6 = PackageManager{
+	Name:                       "nodejs-pnpm6",
+	Slug:                       "pnpm",
+	Command:                    "pnpm",
+	Specfile:                   "package.json",
+	Lockfile:                   "pnpm-lock.yaml",
+	PackageDir:                 "node_modules",
+	ArgSeparator:               []string{"--"},
+	WorkspaceConfigurationPath: "pnpm-workspace.yaml",
+
+	getWorkspaceGlobs: getPnpmWorkspaceGlobs,
+
+	getWorkspaceIgnores: getPnpmWorkspaceIgnores,
+
+	Matches: func(manager string, version string) (bool, error) {
+		if manager != "pnpm" {
+			return false, nil
+		}
+
+		v, err := semver.NewVersion(version)
+		if err != nil {
+			return false, fmt.Errorf("could not parse pnpm version: %w", err)
+		}
+		c, err := semver.NewConstraint("<7.0.0")
+		if err != nil {
+			return false, fmt.Errorf("could not create constraint: %w", err)
+		}
+
+		return c.Check(v), nil
+	},
+
+	detect: func(projectDirectory turbopath.AbsoluteSystemPath, packageManager *PackageManager) (bool, error) {
+		specfileExists := projectDirectory.UntypedJoin(packageManager.Specfile).FileExists()
+		lockfileExists := projectDirectory.UntypedJoin(packageManager.Lockfile).FileExists()
+
+		return (specfileExists && lockfileExists), nil
+	},
+
+	canPrune: func(cwd turbopath.AbsoluteSystemPath) (bool, error) {
+		return true, nil
+	},
+
+	UnmarshalLockfile: func(_rootPackageJSON *fs.PackageJSON, contents []byte) (lockfile.Lockfile, error) {
+		return lockfile.DecodePnpmLockfile(contents)
+	},
+}