diff options
author | Andrew Houts <16907671+ahouts@users.noreply.github.com> | 2019-09-04 10:03:31 -0700 |
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committer | Matan Kushner <hello@matchai.me> | 2019-09-04 13:03:31 -0400 |
commit | 84688e498191074acdea2d8a7ed2be598cd67188 (patch) | |
tree | f1ec33d3793287ea6c432e8f36dd50c3c0cac4a1 /src/modules | |
parent | 5a0f269d85c3bc8a64aa6ee1f3cea4d072d070cb (diff) |
feat: add hostname module (#286)
Add a hostname module as requested by @chipbuster.
Displays the system hostname as provided by gethostname.
Diffstat (limited to 'src/modules')
-rw-r--r-- | src/modules/hostname.rs | 39 | ||||
-rw-r--r-- | src/modules/mod.rs | 2 |
2 files changed, 41 insertions, 0 deletions
diff --git a/src/modules/hostname.rs b/src/modules/hostname.rs new file mode 100644 index 000000000..51567bcbb --- /dev/null +++ b/src/modules/hostname.rs @@ -0,0 +1,39 @@ +use ansi_term::{Color, Style}; +use std::env; +use std::process::Command; + +use super::{Context, Module}; +use std::ffi::OsString; + +/// Creates a module with the system hostname +/// +/// Will display the hostname if all of the following criteria are met: +/// - hostname.disabled is absent or false +/// - hostname.ssh_only is false OR the user is currently connected as an SSH session (`$SSH_CONNECTION`) +pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> { + let mut module = context.new_module("hostname")?; + + let ssh_connection = env::var("SSH_CONNECTION").ok(); + if module.config_value_bool("ssh_only").unwrap_or(true) && ssh_connection.is_none() { + return None; + } + + let os_hostname: OsString = gethostname::gethostname(); + + let host = match os_hostname.into_string() { + Ok(host) => host, + Err(bad) => { + log::debug!("hostname is not valid UTF!\n{:?}", bad); + return None; + } + }; + + let prefix = module.config_value_str("prefix").unwrap_or("").to_owned(); + let suffix = module.config_value_str("suffix").unwrap_or("").to_owned(); + + module.set_style(Color::Green.bold().dimmed()); + module.new_segment("hostname", &format!("{}{}{}", prefix, host, suffix)); + module.get_prefix().set_value("on "); + + Some(module) +} diff --git a/src/modules/mod.rs b/src/modules/mod.rs index 6c6861efe..23d82601f 100644 --- a/src/modules/mod.rs +++ b/src/modules/mod.rs @@ -5,6 +5,7 @@ mod directory; mod git_branch; mod git_status; mod golang; +mod hostname; mod jobs; mod line_break; mod nix_shell; @@ -40,6 +41,7 @@ pub fn handle<'a>(module: &str, context: &'a Context) -> Option<Module<'a>> { "cmd_duration" => cmd_duration::module(context), "jobs" => jobs::module(context), "nix_shell" => nix_shell::module(context), + "hostname" => hostname::module(context), _ => { eprintln!("Error: Unknown module {}. Use starship module --list to list out all supported modules.", module); |