[][src]Trait syntax::source_map::FileLoader

pub trait FileLoader {
    fn file_exists(&self, path: &Path) -> bool;
fn abs_path(&self, path: &Path) -> Option<PathBuf>;
fn read_file(&self, path: &Path) -> Result<String, Error>; }
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

An abstraction over the fs operations used by the Parser.

Required methods

fn file_exists(&self, path: &Path) -> bool

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Query the existence of a file.

fn abs_path(&self, path: &Path) -> Option<PathBuf>

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Returns an absolute path to a file, if possible.

fn read_file(&self, path: &Path) -> Result<String, Error>

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Read the contents of an UTF-8 file into memory.

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Implementors

impl FileLoader for RealFileLoader[src]

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