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step twenty five: cli pass HEAD by default

This commit is contained in:
Gonçalo Valério 2020-11-06 00:34:29 +00:00
parent 3bdddbc28e
commit cf4e05e325
2 changed files with 11 additions and 16 deletions
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6
src/base.rs
View File

@ -119,7 +119,11 @@ pub fn create_tag(name: String, oid: String) {
data::update_ref(format!("refs/tags/{}", name), oid);
}
pub fn get_oid(name: String) -> String {
pub fn get_oid(mut name: String) -> String {
if name == "@".to_owned() {
name = "HEAD".to_owned();
}
let refs_to_try: [String; 4] = [
format!("{}", name),
format!("refs/{}", name),

21
src/main.rs
View File

@ -41,7 +41,7 @@ fn main() {
.subcommand(
SubCommand::with_name("log")
.about("List all commits")
.arg(Arg::with_name("oid").index(1).required(false)),
.arg(Arg::with_name("oid").index(1).default_value("@")),
)
.subcommand(
SubCommand::with_name("checkout")
@ -52,7 +52,7 @@ fn main() {
SubCommand::with_name("tag")
.about("Create a tag for a given commit")
.arg(Arg::with_name("name").index(1).required(true))
.arg(Arg::with_name("oid").index(2).required(false)),
.arg(Arg::with_name("oid").index(2).default_value("@")),
)
.get_matches();
@ -114,13 +114,8 @@ fn commit(matches: ArgMatches) {
fn log_commits(matches: ArgMatches) {
if let Some(cmd_matches) = matches.subcommand_matches("log") {
let provided_ref = cmd_matches.value_of("oid").unwrap_or("").to_owned();
let mut oid;
if provided_ref == "" {
oid = base::get_oid("HEAD".to_owned());
} else {
oid = base::get_oid(provided_ref.to_owned());
}
let provided_ref = cmd_matches.value_of("oid").unwrap().to_owned();
let mut oid = base::get_oid(provided_ref.to_owned());
loop {
let commit = base::get_commit(oid.clone());
@ -148,12 +143,8 @@ fn checkout(matches: ArgMatches) {
fn tag(matches: ArgMatches) {
if let Some(cmd_matches) = matches.subcommand_matches("tag") {
let name = cmd_matches.value_of("name").unwrap().to_owned();
let mut oid = cmd_matches.value_of("oid").unwrap_or("").to_owned();
if oid == "" {
oid = base::get_oid("HEAD".to_owned());
} else {
oid = base::get_oid(name.clone());
}
let provided_ref = cmd_matches.value_of("oid").unwrap().to_owned();
let oid = base::get_oid(provided_ref.clone());
base::create_tag(name, oid);
}
}