forked from extern/nushell
Can remove files and directories.
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2
.gitignore
vendored
2
.gitignore
vendored
@ -1,3 +1,3 @@
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/target
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**/*.rs.bk
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history.txt
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history.txt
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@ -124,6 +124,7 @@ Nu adheres closely to a set of goals that make up its design philosophy. As feat
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| ps | View current processes |
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| sysinfo | View information about the current system |
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| open {filename or url} | Load a file into a cell, convert to table if possible (avoid by appending '--raw') |
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| rm {file or directory} | Remove a file, (for removing directory append '--recursive') |
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| exit | Exit the shell |
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## Filters on tables (structured data)
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@ -175,7 +175,7 @@ pub async fn cli() -> Result<(), Box<dyn Error>> {
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command("to-toml", Box::new(to_toml::to_toml)),
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command("to-yaml", Box::new(to_yaml::to_yaml)),
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command("sort-by", Box::new(sort_by::sort_by)),
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command("sort-by", Box::new(sort_by::sort_by)),
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Arc::new(Remove),
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Arc::new(Open),
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Arc::new(Where),
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Arc::new(Config),
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@ -4,6 +4,7 @@ crate mod macros;
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crate mod args;
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crate mod autoview;
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crate mod cd;
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crate mod rm;
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crate mod classified;
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crate mod clip;
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crate mod command;
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@ -41,6 +42,7 @@ crate mod where_;
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crate use command::command;
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crate use config::Config;
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crate use rm::Remove;
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crate use open::Open;
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crate use skip_while::SkipWhile;
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crate use where_::Where;
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63
src/commands/rm.rs
Normal file
63
src/commands/rm.rs
Normal file
@ -0,0 +1,63 @@
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use crate::errors::ShellError;
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use crate::prelude::*;
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use crate::parser::registry::{CommandConfig, NamedType, PositionalType};
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use crate::parser::hir::SyntaxType;
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use indexmap::IndexMap;
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pub struct Remove;
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impl Command for Remove {
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fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
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rm(args)
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}
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fn name(&self) -> &str {
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"rm"
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}
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fn config(&self) -> CommandConfig {
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let mut named: IndexMap<String, NamedType> = IndexMap::new();
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named.insert("recursive".to_string(), NamedType::Switch);
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CommandConfig {
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name: self.name().to_string(),
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positional: vec![PositionalType::mandatory("file", SyntaxType::Path)],
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rest_positional: false,
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named,
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is_sink: true,
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is_filter: false,
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}
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}
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}
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pub fn rm(args: CommandArgs) -> Result<OutputStream, ShellError> {
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let mut full_path = args.env
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.lock()
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.unwrap()
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.path()
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.to_path_buf();
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match args.nth(0)
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.ok_or_else(|| ShellError::string(&format!("No file or directory specified")))?
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.as_string()?
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.as_str() {
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"." | ".." => return Err(ShellError::string("\".\" and \"..\" may not be removed")),
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file => full_path.push(file),
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}
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if full_path.is_dir() {
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if !args.has("recursive") {
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return Err(ShellError::labeled_error(
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"is a directory",
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"",
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args.name_span.unwrap()));
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}
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std::fs::remove_dir_all(&full_path).expect("can not remove directory");
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} else if full_path.is_file() {
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std::fs::remove_file(&full_path).expect("can not remove file");
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}
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Ok(OutputStream::empty())
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}
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@ -1,6 +1,7 @@
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mod helpers;
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use helpers::in_directory as cwd;
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use helpers as h;
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use h::in_directory as cwd;
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#[test]
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fn lines() {
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@ -56,3 +57,69 @@ fn open_error_if_file_not_found() {
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assert!(output.contains("File cound not be opened"));
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}
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#[test]
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fn rm() {
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let directory = "tests/fixtures/nuplayground";
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let file = format!("{}/rm_test.txt", directory);
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h::create_file_at(&file);
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nu!(_output,
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cwd(directory),
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"rm rm_test.txt");
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assert!(!h::file_exists_at(&file));
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}
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#[test]
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fn can_remove_directory_contents_with_recursive_flag() {
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let path = "tests/fixtures/nuplayground/rm_test";
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if h::file_exists_at(&path) { h::delete_directory_at(path) }
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h::create_directory_at(path);
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for f in ["yehuda.txt", "jonathan.txt", "andres.txt"].iter() {
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h::create_file_at(&format!("{}/{}", path, f));
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};
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nu!(_output,
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cwd("tests/fixtures/nuplayground"),
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"rm rm_test --recursive");
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assert!(!h::file_exists_at(&path));
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}
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#[test]
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fn rm_error_if_attempting_to_delete_a_directory_without_recursive_flag() {
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let path = "tests/fixtures/nuplayground/rm_test";
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if h::file_exists_at(&path) { h::delete_directory_at(path) }
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h::create_directory_at(path);
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nu_error!(output,
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cwd("tests/fixtures/nuplayground"),
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"rm rm_test");
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assert!(h::file_exists_at(&path));
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assert!(output.contains("is a directory"));
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h::delete_directory_at(path);
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}
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#[test]
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fn rm_error_if_attempting_to_delete_single_dot_as_argument() {
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nu_error!(output,
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cwd("tests/fixtures/nuplayground"),
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"rm .");
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assert!(output.contains("may not be removed"));
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}
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#[test]
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fn rm_error_if_attempting_to_delete_two_dot_as_argument() {
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nu_error!(output,
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cwd("tests/fixtures/nuplayground"),
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"rm ..");
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assert!(output.contains("may not be removed"));
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}
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1
tests/fixtures/formats/skinfolds.unsupported
vendored
1
tests/fixtures/formats/skinfolds.unsupported
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"ABS:3.0-PEC:3.0"
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2
tests/fixtures/nuplayground/.gitignore
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Normal file
2
tests/fixtures/nuplayground/.gitignore
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Normal file
@ -0,0 +1,2 @@
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rm_test
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*.txt
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@ -1,11 +1,13 @@
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use std::path::PathBuf;
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#![allow(dead_code)]
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pub use std::path::PathBuf;
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#[macro_export]
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macro_rules! nu {
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($out:ident, $cwd:expr, $commands:expr) => {
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use std::error::Error;
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use std::io::prelude::*;
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use std::process::{Command, Stdio};
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pub use std::io::prelude::*;
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pub use std::process::{Command, Stdio};
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pub use std::error::Error;
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let commands = &*format!(
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"
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@ -75,6 +77,22 @@ macro_rules! nu_error {
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};
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}
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pub fn create_file_at(full_path: &str) {
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std::fs::write(PathBuf::from(full_path), "fake data".as_bytes()).expect("can not create file");
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}
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pub fn file_exists_at(full_path: &str) -> bool {
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PathBuf::from(full_path).exists()
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}
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pub fn delete_directory_at(full_path: &str) {
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std::fs::remove_dir_all(PathBuf::from(full_path)).expect("can not remove directory");
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}
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pub fn create_directory_at(full_path: &str) {
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std::fs::create_dir(PathBuf::from(full_path)).expect("can not create directory");
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}
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pub fn executable_path() -> PathBuf {
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let mut buf = PathBuf::new();
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buf.push("target");
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