[GH-ISSUE #117] Message: range end index 2 out of range for slice of length 1 #1470

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opened 2026-05-22 22:52:32 +01:00 by JakeStanger · 1 comment

JakeStanger commented

2026-05-22 22:52:32 +01:00

Owner

Originally created by @JustSimplyKyle on GitHub (Apr 22, 2023).
Original GitHub issue: https://github.com/JakeStanger/ironbar/issues/117

Describe the bug
label = "{{~/.config/eww/scripts/wifi --ESSID}} "
Mind the space after the script! And it well crashes.

2023-04-22T15:03:01.457678Z ERROR ironbar::logging: The application panicked (crashed).
Message:  range end index 2 out of range for slice of length 1
Location: src/dynamic_string.rs:91

To Reproduce

put the label in config
run it
crash

Expected behavior
doesn't crash.

System information:

Ironbar version: 0.11.0(git)
Compositor: Hyprland
Distro: Arch linux 6.2.1-273-tkg-bore

Configuration

Share your bar configuration and stylesheet as applicable:

Config

    $internet = {
        type="custom"
        class="internet"
        bar = [
        {
            type = "label"
            label = "{{~/.config/eww/scripts/wifi --ESSID}} "
            on_mouse_enter = "rm /tmp/internet.lock"
            on_mouse_exit = "touch /tmp/internet.lock"
            show_if = "0:~/.config/ironbar/states/internet/state.sh"
        }
        {
        type = "label"
            label = "{{~/.config/eww/scripts/wifi --ICON}}"
            on_click_right = "pavucontrol"
            on_mouse_enter = "rm /tmp/internet.lock"
            on_mouse_exit = "touch /tmp/internet.lock"
        }
        ]
    }

Additional context
label = "{{~/.config/eww/scripts/wifi --ESSID}} "
This resolves the issue.

Originally created by @JustSimplyKyle on GitHub (Apr 22, 2023). Original GitHub issue: https://github.com/JakeStanger/ironbar/issues/117 **Describe the bug** `label = "{{~/.config/eww/scripts/wifi --ESSID}} "` Mind the space after the script! And it well crashes. ```bash 2023-04-22T15:03:01.457678Z ERROR ironbar::logging: The application panicked (crashed). Message: range end index 2 out of range for slice of length 1 Location: src/dynamic_string.rs:91 ``` **To Reproduce** 1. put the label in config 2. run it 3. crash **Expected behavior** doesn't crash. **System information:** - Ironbar version: 0.11.0(git) - Compositor: Hyprland - Distro: Arch linux 6.2.1-273-tkg-bore **Configuration** > Share your bar configuration and stylesheet as applicable: <details><summary>Config</summary> ``` $internet = { type="custom" class="internet" bar = [ { type = "label" label = "{{~/.config/eww/scripts/wifi --ESSID}} " on_mouse_enter = "rm /tmp/internet.lock" on_mouse_exit = "touch /tmp/internet.lock" show_if = "0:~/.config/ironbar/states/internet/state.sh" } { type = "label" label = "{{~/.config/eww/scripts/wifi --ICON}}" on_click_right = "pavucontrol" on_mouse_enter = "rm /tmp/internet.lock" on_mouse_exit = "touch /tmp/internet.lock" } ] } ``` </details> **Additional context** ` label = "{{~/.config/eww/scripts/wifi --ESSID}} "` This resolves the issue.

JakeStanger

2026-05-22 22:52:32 +01:00