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ls lists contents of value entered with or without path given.

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This commit is contained in:
Andrés N. Robalino 2019-09-03 05:17:44 -05:00
parent 68cdeaf8ac
commit 1d0ed7e957
1 changed files with 18 additions and 6 deletions
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22
src/shell/value_shell.rs
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@ -8,7 +8,7 @@ use crate::prelude::*;
use crate::shell::shell::Shell;
use crate::utils::ValueStructure;
use std::ffi::OsStr;
use std::path::PathBuf;
use std::path::{Path, PathBuf};
#[derive(Clone, Debug)]
pub struct ValueShell {
@ -23,9 +23,10 @@ impl ValueShell {
value,
}
}
fn members(&self) -> VecDeque<Tagged<Value>> {
fn members_under(&self, path: &Path) -> VecDeque<Tagged<Value>> {
let mut shell_entries = VecDeque::new();
let full_path = PathBuf::from(&self.path);
let full_path = path.to_path_buf();
let mut viewed = self.value.clone();
let sep_string = std::path::MAIN_SEPARATOR.to_string();
let sep = OsStr::new(&sep_string);
@ -56,6 +57,10 @@ impl ValueShell {
shell_entries
}
fn members(&self) -> VecDeque<Tagged<Value>> {
self.members_under(Path::new("."))
}
}
impl Shell for ValueShell {
@ -74,9 +79,16 @@ impl Shell for ValueShell {
dirs::home_dir()
}
fn ls(&self, _args: EvaluatedWholeStreamCommandArgs) -> Result<OutputStream, ShellError> {
fn ls(&self, args: EvaluatedWholeStreamCommandArgs) -> Result<OutputStream, ShellError> {
let mut full_path = PathBuf::from(self.path());
match &args.nth(0) {
Some(value) => full_path.push(Path::new(&value.as_path()?)),
_ => {}
}
Ok(self
.members()
.members_under(full_path.as_path())
.map(|x| ReturnSuccess::value(x))
.to_output_stream())
}