// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
// Copyright 2023 Jo Bates. All rights reserved. MIT license.

pub const GIT_COMMIT_HASH: &str = env!("GIT_COMMIT_HASH");
pub const TYPESCRIPT: &str = env!("TS_VERSION");

pub fn denow_short() -> String {
  let semver = env!("CARGO_PKG_VERSION");
  option_env!("DENO_CANARY").map_or(semver.to_string(), |_| {
    format!("{}+{}", semver, &GIT_COMMIT_HASH[..7])
  })
}

// Use when you need a string that's clearly distinct from
// upstream Deno, e.g. to keep Deno and Denow caches separate.
pub fn denow_long() -> String {
  format!("denow-{}", denow_short())
}

pub fn is_canary() -> bool {
  option_env!("DENO_CANARY").is_some()
}

pub fn release_version_or_canary_commit_hash() -> &'static str {
  if is_canary() {
    GIT_COMMIT_HASH
  } else {
    env!("CARGO_PKG_VERSION")
  }
}

pub fn get_user_agent() -> String {
  format!("Deno/{}", denow_long())
}