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cp refactoring.

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This commit is contained in:
Andrés N. Robalino 2019-08-14 15:04:44 -05:00
parent 0b9248cbba
commit 278de0e517
2 changed files with 27 additions and 146 deletions
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159
src/commands/cp.rs
View File

@ -2,11 +2,12 @@ use crate::errors::ShellError;
use crate::parser::hir::SyntaxType;
use crate::parser::registry::{CommandRegistry, Signature};
use crate::prelude::*;
use std::path::{Path, PathBuf};
use crate::utils::FileStructure;
use std::path::PathBuf;
pub struct Copycp;
pub struct Cpy;
impl StaticCommand for Copycp {
impl StaticCommand for Cpy {
fn run(
&self,
args: CommandArgs,
@ -26,75 +27,6 @@ impl StaticCommand for Copycp {
}
}
#[derive(Debug, Eq, Ord, PartialEq, PartialOrd)]
pub struct Res {
pub loc: PathBuf,
pub at: usize,
}
impl Res {}
pub struct FileStructure {
root: PathBuf,
resources: Vec<Res>,
}
impl FileStructure {
pub fn new() -> FileStructure {
FileStructure {
root: PathBuf::new(),
resources: Vec::<Res>::new(),
}
}
pub fn set_root(&mut self, path: &Path) {
self.root = path.to_path_buf();
}
pub fn paths_applying_with<F>(&mut self, to: F) -> Vec<(PathBuf, PathBuf)>
where
F: Fn((PathBuf, usize)) -> (PathBuf, PathBuf),
{
self.resources
.iter()
.map(|f| (PathBuf::from(&f.loc), f.at))
.map(|f| to(f))
.collect()
}
pub fn walk_decorate(&mut self, start_path: &Path) {
self.set_root(&dunce::canonicalize(start_path).unwrap());
self.resources = Vec::<Res>::new();
self.build(start_path, 0);
self.resources.sort();
}
fn build(&mut self, src: &'a Path, lvl: usize) {
let source = dunce::canonicalize(src).unwrap();
if source.is_dir() {
for entry in std::fs::read_dir(&source).unwrap() {
let entry = entry.unwrap();
let path = entry.path();
if path.is_dir() {
self.build(&path, lvl + 1);
}
self.resources.push(Res {
loc: path.to_path_buf(),
at: lvl,
});
}
} else {
self.resources.push(Res {
loc: source,
at: lvl,
});
}
}
}
pub fn cp(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream, ShellError> {
let mut source = PathBuf::from(args.shell_manager.path());
let mut destination = PathBuf::from(args.shell_manager.path());
@ -306,10 +238,10 @@ pub fn cp(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream,
}
} else {
if destination.exists() {
if !sources.iter().all(|x| (x.as_ref().unwrap()).is_file()) && !args.has("recursive") {
if !sources.iter().all(|x| (x.as_ref().unwrap()).is_file()) {
return Err(ShellError::labeled_error(
"Copy aborted (directories found). Try using \"--recursive\".",
"Copy aborted (directories found). Try using \"--recursive\".",
"Copy aborted (directories found).",
"Copy aborted (directories found).",
args.nth(0).unwrap().span(),
));
}
@ -319,16 +251,18 @@ pub fn cp(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream,
let mut to = PathBuf::from(&destination);
to.push(&entry.file_name().unwrap());
match std::fs::copy(&entry, &to) {
Err(e) => {
return Err(ShellError::labeled_error(
e.to_string(),
e.to_string(),
name_span,
));
}
Ok(o) => o,
};
if entry.is_file() {
match std::fs::copy(&entry, &to) {
Err(e) => {
return Err(ShellError::labeled_error(
e.to_string(),
e.to_string(),
args.nth(0).unwrap().span(),
));
}
Ok(o) => o,
};
}
}
}
} else {
@ -348,58 +282,3 @@ pub fn cp(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream,
Ok(OutputStream::empty())
}
#[cfg(test)]
mod tests {
use super::{FileStructure, Res};
use std::path::PathBuf;
fn fixtures() -> PathBuf {
let mut sdx = PathBuf::new();
sdx.push("tests");
sdx.push("fixtures");
sdx.push("formats");
dunce::canonicalize(sdx).unwrap()
}
#[test]
fn prepares_and_decorates_source_files_for_copying() {
let mut res = FileStructure::new();
res.walk_decorate(fixtures().as_path());
assert_eq!(
res.resources,
vec![
Res {
loc: fixtures().join("appveyor.yml"),
at: 0
},
Res {
loc: fixtures().join("caco3_plastics.csv"),
at: 0
},
Res {
loc: fixtures().join("cargo_sample.toml"),
at: 0
},
Res {
loc: fixtures().join("jonathan.xml"),
at: 0
},
Res {
loc: fixtures().join("sample.ini"),
at: 0
},
Res {
loc: fixtures().join("sgml_description.json"),
at: 0
},
Res {
loc: fixtures().join("utf16.ini"),
at: 0
}
]
);
}
}

14
tests/command_cp_tests.rs
View File

@ -7,7 +7,7 @@ use std::path::{Path, PathBuf};
#[test]
fn copies_a_file() {
let sandbox = Playground::setup_for("cp_test").test_dir_name();
let sandbox = Playground::setup_for("cp_test_1").test_dir_name();
let full_path = format!("{}/{}", Playground::root(), sandbox);
let expected_file = format!("{}/{}", full_path, "sample.ini");
@ -15,7 +15,7 @@ fn copies_a_file() {
nu!(
_output,
cwd(&Playground::root()),
"cp ../formats/sample.ini cp_test/sample.ini"
"cp ../formats/sample.ini cp_test_1/sample.ini"
);
assert!(h::file_exists_at(PathBuf::from(expected_file)));
@ -56,7 +56,7 @@ fn copies_the_directory_inside_directory_if_path_to_copy_is_directory_and_with_r
EmptyFile("jonathan.txt"),
EmptyFile("andres.txt"),
])
.within("copies_expected")
.mkdir("copies_expected")
.test_dir_name();
let full_path = format!("{}/{}", Playground::root(), sandbox);
@ -114,7 +114,7 @@ fn deep_copies_with_recursive_flag() {
.with_files(vec![EmptyFile("coverage.txt"), EmptyFile("commands.txt")])
.within("originals/contributors/yehuda")
.with_files(vec![EmptyFile("defer-evaluation.txt")])
.within("copies_expected")
.mkdir("copies_expected")
.test_dir_name();
let full_path = format!("{}/{}", Playground::root(), sandbox);
@ -162,7 +162,8 @@ fn copies_using_path_with_wildcard() {
Path::new("cargo_sample.toml"),
Path::new("jonathan.xml"),
Path::new("sample.ini"),
Path::new("sgml_description.json")
Path::new("sgml_description.json"),
Path::new("utf16.ini"),
],
PathBuf::from(&expected_copies_path)
));
@ -185,7 +186,8 @@ fn copies_using_a_glob() {
Path::new("cargo_sample.toml"),
Path::new("jonathan.xml"),
Path::new("sample.ini"),
Path::new("sgml_description.json")
Path::new("sgml_description.json"),
Path::new("utf16.ini"),
],
PathBuf::from(&expected_copies_path)
));