go build
./tsukae
% ./tsukae bash panic: runtime error: slice bounds out of range [:7] with capacity 4 goroutine 1 [running]: github.com/irevenko/tsukae/cmd.GetShellCommandsUsage(0x1205b84, 0x4, 0x7, 0x4, 0x3, 0xc000066180, 0xc000127d78, 0x1159965, 0xc000120500) /Users/pww/tsukae/cmd/shell_name.go:22 +0x16d github.com/irevenko/tsukae/cmd.glob..func4(0x135df20, 0xc00005c8b0, 0x0, 0x1) /Users/pww/tsukae/cmd/commands.go:88 +0x1bf github.com/spf13/cobra.(*Command).execute(0x135df20, 0xc00005c8a0, 0x1, 0x1, 0x135df20, 0xc00005c8a0) /Users/pww/go/pkg/mod/github.com/spf13/cobra@v1.1.3/command.go:856 +0x2c2 github.com/spf13/cobra.(*Command).ExecuteC(0x135e1a0, 0xc000000180, 0xc000127f78, 0x10069e5) /Users/pww/go/pkg/mod/github.com/spf13/cobra@v1.1.3/command.go:960 +0x375 github.com/spf13/cobra.(\*Command).Execute(...) /Users/pww/go/pkg/mod/github.com/spf13/cobra@v1.1.3/command.go:897 main.main() /Users/pww/tsukae/main.go:12 +0x36