910e0434b6
This PR logically separates out parts of the code to their own crates. This will be useful for future Tauri App development.
79 lines
2 KiB
Rust
79 lines
2 KiB
Rust
pub mod command_output;
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pub mod constants;
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use std::{io::Write, path::PathBuf, process::Command, thread, time::Duration};
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use anyhow::{anyhow, Result};
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use format_serde_error::SerdeError;
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use log::{debug, trace};
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pub use command_output::*;
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pub fn check_command_exists(command: &str) -> Result<()> {
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trace!("check_command_exists({command})");
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debug!("Checking if {command} exists");
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trace!("which {command}");
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if Command::new("which")
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.arg(command)
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.output()?
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.status
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.success()
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{
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debug!("Command {command} does exist");
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Ok(())
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} else {
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Err(anyhow!(
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"Command {command} doesn't exist and is required to build the image"
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))
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}
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}
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pub fn append_to_file(file_path: &str, content: &str) -> Result<()> {
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trace!("append_to_file({file_path}, {content})");
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debug!("Appending {content} to {file_path}");
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let mut file = std::fs::OpenOptions::new()
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.append(true)
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.create(true)
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.open(file_path)?;
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writeln!(file, "\n{content}")?;
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Ok(())
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}
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pub fn serde_yaml_err(contents: &str) -> impl Fn(serde_yaml::Error) -> SerdeError + '_ {
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|err: serde_yaml::Error| {
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let location = err.location();
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let location = location.as_ref();
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SerdeError::new(
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contents.to_string(),
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(
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err.into(),
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location.map_or(0, serde_yaml::Location::line).into(),
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location.map_or(0, serde_yaml::Location::column).into(),
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),
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)
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}
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}
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pub fn retry<V, F>(mut attempts: u8, delay: u64, f: F) -> anyhow::Result<V>
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where
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F: Fn() -> anyhow::Result<V>,
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{
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loop {
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match f() {
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Ok(v) => return Ok(v),
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Err(e) if attempts == 1 => return Err(e),
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_ => {
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attempts -= 1;
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thread::sleep(Duration::from_secs(delay));
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}
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};
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}
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}
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#[must_use]
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pub fn home_dir() -> Option<PathBuf> {
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directories::BaseDirs::new().map(|base_dirs| base_dirs.home_dir().to_path_buf())
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}
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