2019-07-22 04:23:02 +02:00
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use crate::errors::ShellError;
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use crate::parser::hir::SyntaxType;
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use crate::parser::registry::{CommandConfig, NamedType, PositionalType};
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use crate::prelude::*;
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use indexmap::IndexMap;
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2019-08-07 19:49:11 +02:00
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use std::path::{Path, PathBuf};
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2019-07-22 04:23:02 +02:00
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pub struct Copycp;
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impl Command for Copycp {
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fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
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cp(args)
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}
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fn name(&self) -> &str {
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"cp"
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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: false,
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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 cp(args: CommandArgs) -> Result<OutputStream, ShellError> {
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2019-08-07 19:49:11 +02:00
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let mut source = PathBuf::from(args.shell_manager.path());
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let mut destination = PathBuf::from(args.shell_manager.path());
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2019-07-22 04:23:02 +02:00
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let mut dst = String::new();
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match args
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.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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2019-07-23 07:51:22 +02:00
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.as_str()
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{
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file => {
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2019-07-22 04:23:02 +02:00
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source.push(file);
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}
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}
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match args
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.nth(1)
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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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2019-07-23 07:51:22 +02:00
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.as_str()
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{
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file => {
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2019-07-22 04:23:02 +02:00
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dst.push_str(file);
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destination.push(file);
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2019-07-23 07:51:22 +02:00
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}
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2019-07-22 04:23:02 +02:00
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}
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if destination.is_dir() {
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if source.is_file() {
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let file_name = source.file_name().expect("");
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let file_name = file_name.to_str().expect("");
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destination.push(Path::new(file_name));
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} else if source.is_dir() {
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2019-07-23 07:51:22 +02:00
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return Err(ShellError::string(&format!(
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"{:?} is a directory (not copied)",
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source.to_string_lossy()
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)));
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2019-07-22 04:23:02 +02:00
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}
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}
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2019-07-23 07:51:22 +02:00
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match std::fs::copy(source, destination) {
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Err(_error) => Err(ShellError::string("can not copy file")),
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Ok(_) => Ok(OutputStream::empty()),
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}
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}
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