Struct NullEnvironment 

pub struct NullEnvironment;

A null environment that rejects all operations. Useful as a default when no environment is configured.

Trait Implementations

impl Environment for NullEnvironment

fn read_file<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<String, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Read file contents as UTF-8 string

fn read_file_bytes<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<Vec<u8>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Read file contents as raw bytes

fn write_file<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _path: &'life1 str, _content: &'life2 str, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, NullEnvironment: 'async_trait,

Write string content to file (creates or overwrites)

fn write_file_bytes<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _path: &'life1 str, _content: &'life2 [u8], ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, NullEnvironment: 'async_trait,

Write raw bytes to file

fn list_dir<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<Vec<FileEntry>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

List directory contents

fn exists<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<bool, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Check if path exists

fn is_dir<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<bool, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Check if path is a directory

fn is_file<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<bool, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Check if path is a file

fn create_dir<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Create directory (including parents)

fn delete_file<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Delete file

fn delete_dir<'life0, 'life1, 'async_trait>( &'life0 self, _path: &'life1 str, _recursive: bool, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Delete directory (must be empty unless recursive)

fn grep<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _pattern: &'life1 str, _path: &'life2 str, _recursive: bool, ) -> Pin<Box<dyn Future<Output = Result<Vec<GrepMatch>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, NullEnvironment: 'async_trait,

Search for pattern in files (like ripgrep)

fn glob<'life0, 'life1, 'async_trait>( &'life0 self, _pattern: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<Vec<String>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, NullEnvironment: 'async_trait,

Find files matching glob pattern

fn root(&self) -> &'static str

Get the root/working directory for this environment

fn exec<'life0, 'life1, 'async_trait>( &'life0 self, _command: &'life1 str, _timeout_ms: Option<u64>, ) -> Pin<Box<dyn Future<Output = Result<ExecResult, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, 'life1: 'async_trait, Self: 'async_trait,

Execute a shell command

fn resolve_path(&self, path: &str) -> String

Resolve a relative path to absolute within this environment.