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|
use super::{Context, Module, RootModuleConfig};
use crate::configs::go::GoConfig;
use crate::utils;
/// Creates a module with the current Go version
///
/// Will display the Go version if any of the following criteria are met:
/// - Current directory contains a `go.mod` file
/// - Current directory contains a `go.sum` file
/// - Current directory contains a `glide.yaml` file
/// - Current directory contains a `Gopkg.yml` file
/// - Current directory contains a `Gopkg.lock` file
/// - Current directory contains a `.go-version` file
/// - Current directory contains a `Godeps` directory
/// - Current directory contains a file with the `.go` extension
pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
let is_go_project = context
.try_begin_scan()?
.set_files(&[
"go.mod",
"go.sum",
"glide.yaml",
"Gopkg.yml",
"Gopkg.lock",
".go-version",
])
.set_extensions(&["go"])
.set_folders(&["Godeps"])
.is_match();
if !is_go_project {
return None;
}
let mut module = context.new_module("golang");
let config: GoConfig = GoConfig::try_load(module.config);
module.set_style(config.style);
module.create_segment("symbol", &config.symbol);
let formatted_version =
format_go_version(&utils::exec_cmd("go", &["version"])?.stdout.as_str())?;
module.create_segment("version", &config.version.with_value(&formatted_version));
Some(module)
}
fn format_go_version(go_stdout: &str) -> Option<String> {
// go version output looks like this:
// go version go1.13.3 linux/amd64
let version = go_stdout
// split into ["", "1.12.4 linux/amd64"]
.splitn(2, "go version go")
// return "1.12.4 linux/amd64"
.nth(1)?
// split into ["1.12.4", "linux/amd64"]
.split_whitespace()
// return "1.12.4"
.next()?;
Some(format!("v{}", version))
}
#[cfg(test)]
mod tests {
use super::*;
use crate::modules::utils::test::render_module;
use ansi_term::Color;
use std::fs::{self, File};
use std::io;
#[test]
fn folder_without_go_files() -> io::Result<()> {
let dir = tempfile::tempdir()?;
let actual = render_module("golang", dir.path());
let expected = None;
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_go_file() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("main.go"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_go_mod() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("go.mod"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_go_sum() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("go.sum"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_godeps() -> io::Result<()> {
let dir = tempfile::tempdir()?;
let godeps = dir.path().join("Godeps");
fs::create_dir_all(&godeps)?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_glide_yaml() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("glide.yaml"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_gopkg_yml() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("Gopkg.yml"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_gopkg_lock() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("Gopkg.lock"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_go_version() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join(".go-version"))?.sync_all()?;
let actual = render_module("golang", dir.path());
let expected = Some(format!("via {} ", Color::Cyan.bold().paint("🐹 v1.12.1")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn test_format_go_version() {
let input = "go version go1.12 darwin/amd64";
assert_eq!(format_go_version(input), Some("v1.12".to_string()));
}
}
|
