channel switch as an alias to reset

Dependencies

• [2] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).
• [3] NLGQAH4H Credit and reset relative to current directory instead of the root
• [4] M3VTIZCP Validate change before reset
• [5] L4JXJHWX pijul/*: reorganize imports and remove extern crate

Change contents

• edit in pijul/src/main.rs at line 150
  [2.87776]

  [2.87776]
  + #[error("Cannot delete the current channel")]

  + CannotDeleteCurrentChannel,
• edit in pijul/src/config.rs at line 62
  [2.91609]

  [2.91609]
  + }

  + }

  +

  + pub fn current_channel<'a>(&'a self) -> Option<&'a str> {

  + if let Some(ref channel) = self.current_channel {

  + Some(channel.as_str())

  + } else {

  + None
• replacement in pijul/src/commands/reset.rs at line 13
  [2.97874]→[2.97874:97906](∅→∅)
  − repo_path: Option<PathBuf>,
  [2.97874]

  [2.97906]
  + pub repo_path: Option<PathBuf>,
• replacement in pijul/src/commands/reset.rs at line 15
  [2.97936]→[2.97936:97965](∅→∅)
  − channel: Option<String>,
  [2.97936]

  [2.97965]
  + pub channel: Option<String>,
• replacement in pijul/src/commands/reset.rs at line 17
  [2.97995]→[2.97995:98014](∅→∅)
  − dry_run: bool,
  [2.97995]

  [2.98014]
  + pub dry_run: bool,
• replacement in pijul/src/commands/reset.rs at line 19
  [2.98043]→[2.98043:98096](∅→∅)
  − change: Option<String>,

  − files: Vec<PathBuf>,
  [2.98043]

  [2.98096]
  + pub change: Option<String>,

  + pub files: Vec<PathBuf>,
• edit in pijul/src/commands/reset.rs at line 25
  [2.98164]

  [2.98164]
  + self.reset(true)

  + }

  +

  + pub fn switch(self) -> Result<(), anyhow::Error> {

  + self.reset(false)

  + }

  +

  + fn reset(self, overwrite_changes: bool) -> Result<(), anyhow::Error> {
• replacement in pijul/src/commands/reset.rs at line 72
  [2.99700]→[2.99700:99838](∅→∅)
  − if self.channel.is_some()

  − && self.channel.as_ref().map(|x| x.as_str()) != Some(current_channel)

  − {
  [2.99700]

  [2.99838]
  + if self.channel.as_ref().map(|x| x.as_str()) == Some(current_channel) {

  + if !overwrite_changes {

  + // No need to change channel, no need to reset.

  + return Ok(())

  + }

  + } else if self.channel.is_some() {
• edit in pijul/src/commands/channel.rs at line 22
  [2.187365]

  [2.187365]
  + #[clap(name = "switch")]

  + Switch { to: Option<String> },
• edit in pijul/src/commands/channel.rs at line 28
  [2.187435]→[2.187435:187494](∅→∅)
  − let repo = Repository::find_root(self.repo_path)?;
• edit in pijul/src/commands/channel.rs at line 29
  [2.187538]→[2.187538:187685](∅→∅)
  − let current = if let Some(ref c) = repo.config.current_channel {

  − Some(c.as_str())

  − } else {

  − None

  − };
• edit in pijul/src/commands/channel.rs at line 31
  [2.187735]

  [2.187735]
  + let repo = Repository::find_root(self.repo_path)?;

  + let current = repo.config.current_channel();
• edit in pijul/src/commands/channel.rs at line 45
  [2.188244]

  [2.188244]
  + let repo = Repository::find_root(self.repo_path)?;

  + let current = repo.config.current_channel();

  + if Some(delete.as_str()) == current {

  + return Err(crate::Error::CannotDeleteCurrentChannel.into())

  + }
• edit in pijul/src/commands/channel.rs at line 54
  [2.188393]

  [2.188393]
  + Some(SubCommand::Switch { to }) => {

  + (crate::commands::reset::Reset {

  + repo_path: self.repo_path,

  + channel: to,

  + dry_run: false,

  + change: None,

  + files: Vec::new(),

  + }).switch()?;

  + }
• edit in pijul/src/commands/channel.rs at line 64
  [2.188456]

  [2.188456]
  + let repo = Repository::find_root(self.repo_path)?;

  + let current = repo.config.current_channel();