mise 2026.9.1

Dev tools, env vars, and tasks in one CLI
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use crate::config::{
    ConfigPathOptions, resolve_target_config_path, system_config_path, top_toml_config,
};
use crate::file::display_path;
use eyre::bail;
use std::path::PathBuf;

/// Display the value of a setting in a mise.toml file
#[derive(Debug, usage_rs::Args)]
#[usage(after_long_help = AFTER_LONG_HELP, verbatim_doc_comment)]
pub(super) struct ConfigGet {
    /// The path of the config to display
    pub key: Option<String>,

    /// The path to the mise.toml file to read
    ///
    /// Can be a file path or directory. If a directory is provided, the config file in that directory is used.
    ///
    /// If not provided, the nearest mise.toml file will be used
    #[usage(short, long, visible_alias = "path", value_hint = usage_rs::ValueHint::AnyPath)]
    pub file: Option<PathBuf>,

    /// Read the global config file.
    #[usage(long, short = 'g', conflicts = ["file", "system"])]
    pub global: bool,

    /// Read the system config file.
    #[usage(long, conflicts = ["file", "global"])]
    pub system: bool,
}

impl ConfigGet {
    pub(super) fn run(self) -> eyre::Result<()> {
        // Only an explicitly named target goes through the shared resolver — the default is a
        // different rule (the top TOML config of the loaded set, not the nearest writable one).
        let file = match self.file {
            Some(path) => Some(resolve_target_config_path(ConfigPathOptions {
                path: Some(path),
                prefer_toml: true,
                ..Default::default()
            })?),
            None if self.global => Some(resolve_target_config_path(ConfigPathOptions {
                global: true,
                prefer_toml: true,
                ..Default::default()
            })?),
            None if self.system => Some(system_config_path()),
            None => top_toml_config(),
        };
        if let Some(file) = file {
            if !file.exists() {
                bail!("config file not found: {}", display_path(&file));
            }
            let content = std::fs::read_to_string(&file)?;
            let config: toml::Value = toml::de::from_str(&content)?;
            let mut value = &config;
            if let Some(key) = &self.key {
                for k in key.split('.') {
                    value = value.get(k).ok_or_else(|| {
                        eyre::eyre!("Key not found: {} in {}", key, display_path(&file))
                    })?;
                }
            }

            match value {
                toml::Value::String(s) => miseprintln!("{}", s),
                toml::Value::Integer(i) => miseprintln!("{}", i),
                toml::Value::Boolean(b) => miseprintln!("{}", b),
                toml::Value::Float(f) => miseprintln!("{}", f),
                toml::Value::Datetime(d) => miseprintln!("{}", d),
                toml::Value::Array(a) => {
                    // seems that the toml crate does not have a way to serialize an array directly?
                    // workaround which only handle non-nested arrays
                    let elements: Vec<String> = a
                        .iter()
                        .map(|v| match v {
                            toml::Value::String(s) => format!("\"{s}\""),
                            toml::Value::Integer(i) => i.to_string(),
                            toml::Value::Boolean(b) => b.to_string(),
                            toml::Value::Float(f) => f.to_string(),
                            toml::Value::Datetime(d) => d.to_string(),
                            toml::Value::Array(_) => "[...]".to_string(),
                            toml::Value::Table(_) => "{...}".to_string(),
                        })
                        .collect();
                    miseprintln!("[{}]", elements.join(", "));
                }
                toml::Value::Table(t) => {
                    miseprintln!("{}", toml::to_string(t)?);
                }
            }
        } else {
            bail!("No mise.toml file found");
        }
        Ok(())
    }
}

static AFTER_LONG_HELP: &str = color_print::cstr!(
    r#"<bold><underline>Examples:</underline></bold>

    $ <bold>mise toml get tools.python</bold>
    3.12
"#
);