Adds Murex shell support

shell.nix

@@ -27,6 +27,7 @@ in pkgs.mkShell {
     pkgs.ksh
     pkgs.nushell
     pkgs.powershell
+    pkgs.murex
     pkgs.tcsh
     pkgs.xonsh
     pkgs.zsh

src/cmd/cmd.rs

@@ -149,6 +149,7 @@ pub enum InitShell {
     Bash,
     Elvish,
     Fish,
+    Murex,
     Nushell,
     #[clap(alias = "ksh")]
     Posix,

src/cmd/init.rs

@@ -6,7 +6,7 @@ use askama::Template;
 use crate::cmd::{Init, InitShell, Run};
 use crate::config;
 use crate::error::BrokenPipeHandler;
-use crate::shell::{Bash, Elvish, Fish, Nushell, Opts, Posix, Powershell, Tcsh, Xonsh, Zsh};
+use crate::shell::{Bash, Elvish, Fish, Murex, Nushell, Opts, Posix, Powershell, Tcsh, Xonsh, Zsh};
 
 impl Run for Init {
     fn run(&self) -> Result<()> {
@@ -19,6 +19,7 @@ impl Run for Init {
             InitShell::Bash => Bash(opts).render(),
             InitShell::Elvish => Elvish(opts).render(),
             InitShell::Fish => Fish(opts).render(),
+            InitShell::Murex => Murex(opts).render(),
             InitShell::Nushell => Nushell(opts).render(),
             InitShell::Posix => Posix(opts).render(),
             InitShell::Powershell => Powershell(opts).render(),

src/shell.rs

@@ -26,6 +26,7 @@ macro_rules! make_template {
 make_template!(Bash, "bash.txt");
 make_template!(Elvish, "elvish.txt");
 make_template!(Fish, "fish.txt");
+make_template!(Murex, "murex.txt");
 make_template!(Nushell, "nushell.txt");
 make_template!(Posix, "posix.txt");
 make_template!(Powershell, "powershell.txt");
@@ -249,6 +250,44 @@ mod tests {
             .stderr("");
     }
 
+    #[apply(opts)]
+    fn murex_murex(cmd: Option<&str>, hook: InitHook, echo: bool, resolve_symlinks: bool) {
+        let opts = Opts { cmd, hook, echo, resolve_symlinks };
+        let source = Murex(&opts).render().unwrap();
+
+        let assert = Command::new("murex")
+            .args(["-c", &source, "--quiet"])
+            .assert()
+            .success()
+            .stderr("");
+
+        if opts.hook != InitHook::Pwd {
+            assert.stdout("");
+        }
+    }
+
+    #[test]
+    fn murex_template_has_direct_path_handling() {
+        let opts = Opts { cmd: Some("z"), hook: InitHook::None, echo: false, resolve_symlinks: false };
+        let source = Murex(&opts).render().unwrap();
+
+        // Ensure murex z handles: "-- path" and tries direct cd on single-arg
+        assert!(
+            source.contains("if { $__zoxide_argc == 2 && $PARAMS[0] == \"--\" }"),
+            "murex template should handle literal path with --"
+        );
+        assert!(
+            source.contains("fexec function __zoxide_cd $PARAMS[0]"),
+            "murex template should attempt cd directly on single-arg"
+        );
+
+        // Ensure __zoxide_zi exists (interactive-only)
+        assert!(
+            source.contains("fexec builtin function __zoxide_zi"),
+            "murex template should define __zoxide_zi"
+        );
+    }
+
     #[apply(opts)]
     fn tcsh_tcsh(cmd: Option<&str>, hook: InitHook, echo: bool, resolve_symlinks: bool) {
         let opts = Opts { cmd, hook, echo, resolve_symlinks };

templates/murex.txt

@@ -0,0 +1,114 @@
+{%- let section = "# =============================================================================\n#" -%}
+{%- let not_configured = "# -- not configured --" -%}
+
+{{ section }}
+# Utility functions for zoxide.
+#
+
+# cd + custom logic based on the value of _ZO_ECHO.
+fexec builtin function __zoxide_cd {
+    fexec builtin cd $PARAMS[0]
+    {%- if echo %}
+    fexec builtin out $PWD
+    {%- endif %}
+}
+
+{{ section }}
+# Hook configuration for zoxide.
+#
+
+{% match hook %}
+{%- when InitHook::None -%}
+{{ not_configured }}
+
+{%- when InitHook::Prompt -%}
+# Initialize hook to add new entries to the database.
+fexec builtin event onPrompt __zoxide_hook=command-completion {
+    exec zoxide add -- $PWD
+}
+
+{%- when InitHook::Pwd -%}
+# Emulate a PWD hook by tracking the last directory and updating on prompt.
+fexec builtin out $PWD -> global: str __zoxide_oldpwd
+fexec builtin event onPrompt __zoxide_hook=command-completion {
+    # Initialize global if missing (eg new session or cleared state)
+    if { !$__zoxide_oldpwd } then { fexec builtin out $PWD -> global: str __zoxide_oldpwd }
+    if { $__zoxide_oldpwd != $PWD } then {
+        fexec builtin out $PWD -> global: str __zoxide_oldpwd
+        exec zoxide add -- $PWD
+    }
+}
+
+{%- endmatch %}
+
+{{ section }}
+# When using zoxide with --no-cmd, alias these internal functions as desired.
+#
+
+# Jump to a directory using only keywords.
+fexec builtin function __zoxide_z {
+    __zoxide_argc = 0
+    trypipe <!null> { @PARAMS -> count -> set int __zoxide_argc }
+    if { $__zoxide_argc == 0 } then { fexec function __zoxide_cd $HOME; fexec builtin return }
+    if { $PARAMS[0] == "-" } then {
+        fexec function __zoxide_cd -
+        fexec builtin return
+    }
+    # If a literal path is provided with "--", cd to it directly.
+    if { $__zoxide_argc == 2 && $PARAMS[0] == "--" } then {
+        fexec function __zoxide_cd $PARAMS[1]
+        fexec builtin return
+    }
+    # If a single argument is provided, try cd directly; if it fails, fall back to query.
+    if { $__zoxide_argc == 1 } then {
+        trypipe <!null> {
+            fexec function __zoxide_cd $PARAMS[0]
+            fexec builtin return
+        }
+    }
+    # Quiet query: capture result; suppress noise; return 1 on no match
+    fexec builtin out '' -> set: str __zoxide_result
+    trypipe <!null> {
+        exec zoxide query --exclude $PWD -- @PARAMS -> set: str __zoxide_result
+    }
+    if { $__zoxide_result } then {
+        fexec function __zoxide_cd $__zoxide_result
+    } else {
+        fexec builtin return 1
+    }
+}
+
+# Jump to a directory using interactive search.
+fexec builtin function __zoxide_zi {
+    # Interactive query; return 1 when no selection
+    fexec builtin out '' -> set: str __zoxide_result
+    trypipe <!null> {
+        exec zoxide query --interactive -- @PARAMS -> set: str __zoxide_result
+    }
+    if { $__zoxide_result } then {
+        fexec function __zoxide_cd $__zoxide_result
+    } else {
+        fexec builtin return 1
+    }
+}
+
+{{ section }}
+# Commands for zoxide. Disable these using --no-cmd.
+#
+
+{%- match cmd %}
+{%- when Some with (cmd) %}
+
+function {{cmd}}  { __zoxide_z  @PARAMS }
+function {{cmd}}i { __zoxide_zi @PARAMS }
+
+{%- when None %}
+
+{{ not_configured }}
+
+{%- endmatch %}
+
+{{ section }}
+# To initialize zoxide, add this to your shell configuration file (usually ~/.murex_profile):
+#
+# zoxide init murex -> source