Function leftRecursive

internal/formatter/jsonnetfmt.go:95–112

If left recursive, return the left hand side, else return nullptr.

(expr ast.Node)

// If left recursive, return the left hand side, else return nullptr.
func leftRecursive(expr ast.Node) ast.Node {
	switch node := expr.(type) {
	case *ast.Apply:
		return node.Target
	case *ast.ApplyBrace:
		return node.Left
	case *ast.Binary:
		return node.Left
	case *ast.Index:
		return node.Target
	case *ast.InSuper:
		return node.Index
	case *ast.Slice:
		return node.Target
	default:
		return nil
	}
}

// leftRecursiveDeep is the transitive closure of leftRecursive.
// It only returns nil when called with nil.