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git-mob
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First draft of git-mob binary 

It can:

* Parse the `~/.git-coauthors` file
* List available co-authors with --list
* Filter available co-authors given a list of initials, giving an error
  if no co-author matches a given initial
This commit is contained in:
Martin Frost 2020-05-22 22:03:58 +02:00
parent 0061c5b112
commit de5af01d1f
4 changed files with 445 additions and 1 deletions
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347
Cargo.lock generated
View File

@ -1,17 +1,66 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
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"winapi",
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"arrayvec",
"constant_time_eq",
]
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name = "cc"
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@ -27,6 +76,71 @@ version = "0.1.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"ansi_term",
"atty",
"bitflags",
"strsim",
"textwrap",
"unicode-width",
"vec_map",
]
[[package]]
name = "constant_time_eq"
version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
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name = "crossbeam-utils"
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"autocfg",
"cfg-if",
"lazy_static",
]
[[package]]
name = "dirs"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"cfg-if",
"dirs-sys",
]
[[package]]
name = "dirs-sys"
version = "0.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "afa0b23de8fd801745c471deffa6e12d248f962c9fd4b4c33787b055599bde7b"
dependencies = [
"cfg-if",
"libc",
"redox_users",
"winapi",
]
[[package]]
name = "getrandom"
version = "0.1.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7abc8dd8451921606d809ba32e95b6111925cd2906060d2dcc29c070220503eb"
dependencies = [
"cfg-if",
"libc",
"wasi",
]
[[package]]
name = "git2"
version = "0.13.6"
@ -46,8 +160,29 @@ dependencies = [
name = "git_mob"
version = "0.1.0"
dependencies = [
"dirs",
"git2",
"serde",
"serde_json",
"structopt",
]
[[package]]
name = "heck"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
dependencies = [
"unicode-segmentation",
]
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name = "hermit-abi"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"libc",
]
[[package]]
@ -76,6 +211,12 @@ dependencies = [
"libc",
]
[[package]]
name = "lazy_static"
version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
[[package]]
name = "libc"
version = "0.2.70"
@ -168,6 +309,79 @@ version = "0.3.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"proc-macro-error-attr",
"proc-macro2",
"quote",
"syn",
"version_check",
]
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name = "proc-macro-error-attr"
version = "1.0.2"
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"rust-argon2",
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dependencies = [
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"blake2b_simd",
"constant_time_eq",
"crossbeam-utils",
]
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name = "ryu"
version = "1.0.4"
@ -179,6 +393,20 @@ name = "serde"
version = "1.0.110"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "99e7b308464d16b56eba9964e4972a3eee817760ab60d88c3f86e1fecb08204c"
dependencies = [
"serde_derive",
]
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name = "serde_derive"
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dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "serde_json"
@ -197,6 +425,67 @@ version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro-error",
"proc-macro2",
"quote",
"syn",
]
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name = "syn"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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name = "unicode-bidi"
version = "0.3.4"
@ -215,6 +504,24 @@ dependencies = [
"smallvec",
]
[[package]]
name = "unicode-segmentation"
version = "1.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e83e153d1053cbb5a118eeff7fd5be06ed99153f00dbcd8ae310c5fb2b22edc0"
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name = "url"
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@ -231,3 +538,43 @@ name = "vcpkg"
version = "0.2.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
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name = "version_check"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "wasi"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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name = "winapi"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"winapi-i686-pc-windows-gnu",
"winapi-x86_64-pc-windows-gnu",
]
[[package]]
name = "winapi-i686-pc-windows-gnu"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "winapi-x86_64-pc-windows-gnu"
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3
Cargo.toml
View File

@ -7,5 +7,8 @@ edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
dirs = "2.0"
git2 = "0.13"
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0"
structopt = "0.3"

51
src/bin/git-mob.rs Normal file
View File

@ -0,0 +1,51 @@
use git_mob::{Author, get_main_author, get_available_coauthors};
use structopt::StructOpt;
use std::process;
use std::collections::LinkedList;
#[derive(StructOpt,Debug)]
struct Opt {
/// Prints list of available co-authors
#[structopt(short,long)]
list: bool,
/// A list of co-author initials
coauthors: Vec<String>,
}
fn main() {
let opt = Opt::from_args();
if opt.list {
list_coauthors();
} else {
let mut coauthors = select_coauthors(&opt.coauthors);
coauthors.push_front(get_main_author());
for coauthor in coauthors {
println!("{}", coauthor);
}
}
}
fn list_coauthors() {
for (abbrev, author) in &get_available_coauthors() {
println!("{}\t{}", abbrev, author);
}
}
fn select_coauthors(coauthor_initials : &[String]) -> LinkedList<Author> {
let all_coauthors = get_available_coauthors();
let mut coauthors : LinkedList<Author> = LinkedList::new();
for initial in coauthor_initials {
match all_coauthors.get(initial) {
Some(coauthor) => coauthors.push_back(coauthor.clone()),
None => {
eprintln!("Error: atuhor with initials {} not found", initial);
process::exit(1);
}
}
}
coauthors
}

45
src/lib.rs
View File

@ -1,5 +1,25 @@
use serde::{Deserialize, Serialize};
use git2::Config;
use std::fmt;
use std::collections::BTreeMap;
use dirs::home_dir;
use std::io::BufReader;
use std::fs::File;
use git2::{Config, Repository};
use std::error::Error;
use std::string::String;
#[derive(Serialize, Deserialize, Clone, Debug)]
pub struct Author {
name: String,
email: String,
}
impl fmt::Display for Author {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{} <{}>", self.name, self.email)
}
}
pub fn get_main_author() -> Author {
let cfg = Config::open_default().unwrap();
@ -11,3 +31,26 @@ pub fn get_main_author() -> Author {
email: email.value().unwrap().to_string(),
}
}
pub fn get_available_coauthors() -> BTreeMap<String, Author> {
match parse_coauthors_file() {
Ok(coauthors) => coauthors,
Err(e) => {
eprintln!("{}", e);
BTreeMap::new()
}
}
}
fn parse_coauthors_file() -> Result<BTreeMap<String, Author>, Box<dyn Error>> {
let coauthors_path = home_dir().unwrap().join(".git-coauthors");
let coauthors_file = File::open(coauthors_path)?;
let reader = BufReader::new(coauthors_file);
let json_data : serde_json::Value = serde_json::from_reader(reader)?;
match json_data.get("coauthors") {
Some(coauthors) => Ok(serde_json::from_value(coauthors.clone()).unwrap()),
None => Ok(BTreeMap::new())
}
}