denoland/deno · error

Invalid executable name: {exec_name}

Error message

Invalid executable name: {exec_name}

What it means

Error "Invalid executable name: {exec_name}" thrown in denoland/deno.

Source

Thrown at cli/tools/installer/global.rs:1060

  pub async fn resolve(
    bin_name_resolver: &BinNameResolver<'_>,
    cwd: &Path,
    module_url: &str,
    install_flags_global: &InstallFlagsGlobal,
  ) -> Result<(Self, Vec<Self>), AnyError> {
    static EXEC_NAME_RE: Lazy<Regex> = Lazy::new(|| {
      RegexBuilder::new(r"^[a-z0-9][\w-]*$")
        .case_insensitive(true)
        .build()
        .expect("invalid regex")
    });

    fn validate_name(exec_name: &str) -> Result<(), AnyError> {
      if EXEC_NAME_RE.is_match(exec_name) {
        Ok(())
      } else {
        Err(anyhow!("Invalid executable name: {exec_name}"))
      }
    }

    let module_url = resolve_url_or_path(module_url, cwd)?;
    let name = if install_flags_global.name.is_some() {
      install_flags_global.name.clone()
    } else {
      bin_name_resolver.infer_name_from_url(&module_url).await
    };
    let name = match name {
      Some(name) => name,
      None => {
        return Err(anyhow!(
          "An executable name was not provided. One could not be inferred from the URL. Aborting.\n  {} {}",
          deno_runtime::colors::cyan("hint:"),
          "provide one with the `--name` flag"
        ));
      }

View on GitHub (pinned to 89f33cbef2)

When it happens

Trigger: Thrown at cli/tools/installer/global.rs:1060 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of denoland/deno@89f33cbef2 (2026-08-16). Data as JSON: /api/errors/85e77fbc6dda42cc. Report an issue: GitHub.