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df062d2c78
Fixes https://github.com/denoland/deno/issues/20803 Fixes https://github.com/denoland/deno/issues/21723 Performance: copying a 48GiB rust `target` folder (recursive) | Platform | `deno` | `node v21.5` | Improvement | | -------- | ------- | ------- | ------- | | macOS (APFS) | 3.1secs | 127.99 secs | **42x** | | Windows | 18.3secs | 67.2secs | **3.8x** | Copying files with varying sizes: 
80 lines
1.8 KiB
Rust
80 lines
1.8 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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use std::cell::RefCell;
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use std::path::Path;
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use std::path::PathBuf;
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use std::rc::Rc;
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use deno_core::error::AnyError;
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use deno_core::op2;
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use deno_core::OpState;
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use deno_fs::FileSystemRc;
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use crate::NodePermissions;
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#[op2(fast)]
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pub fn op_node_fs_exists_sync<P>(
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state: &mut OpState,
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#[string] path: String,
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) -> Result<bool, AnyError>
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where
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P: NodePermissions + 'static,
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{
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let path = PathBuf::from(path);
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state
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.borrow_mut::<P>()
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.check_read_with_api_name(&path, Some("node:fs.existsSync()"))?;
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let fs = state.borrow::<FileSystemRc>();
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Ok(fs.lstat_sync(&path).is_ok())
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}
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#[op2(fast)]
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pub fn op_node_cp_sync<P>(
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state: &mut OpState,
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#[string] path: &str,
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#[string] new_path: &str,
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) -> Result<(), AnyError>
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where
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P: NodePermissions + 'static,
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{
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let path = Path::new(path);
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let new_path = Path::new(new_path);
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state
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.borrow_mut::<P>()
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.check_read_with_api_name(path, Some("node:fs.cpSync"))?;
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state
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.borrow_mut::<P>()
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.check_write_with_api_name(new_path, Some("node:fs.cpSync"))?;
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let fs = state.borrow::<FileSystemRc>();
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fs.cp_sync(path, new_path)?;
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Ok(())
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}
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#[op2(async)]
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pub async fn op_node_cp<P>(
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state: Rc<RefCell<OpState>>,
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#[string] path: String,
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#[string] new_path: String,
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) -> Result<(), AnyError>
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where
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P: NodePermissions + 'static,
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{
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let path = PathBuf::from(path);
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let new_path = PathBuf::from(new_path);
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let fs = {
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let mut state = state.borrow_mut();
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state
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.borrow_mut::<P>()
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.check_read_with_api_name(&path, Some("node:fs.cpSync"))?;
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state
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.borrow_mut::<P>()
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.check_write_with_api_name(&new_path, Some("node:fs.cpSync"))?;
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state.borrow::<FileSystemRc>().clone()
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};
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fs.cp_async(path, new_path).await?;
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Ok(())
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}
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