pub fn import_file(filename: &str, bindings: SymbolBindings, frame: Frame, allow_relative: bool) -> (CellRef, SymbolBindings, Frame) {
    let file_path = locate_import_file(filename, &bindings, allow_relative);

    // Read the file contents
    let (file_content, file_path) = match file_path {
        ImportFile::FromPath(file_path) => {
            let content = fs::read_to_string(file_path.as_path());
            let content = match content { Ok(content) => content, Err(_err) => { return (RuntimeError::IOError.into(), bindings, frame); } };

            (content, String::from(file_path.to_string_lossy()))
        },

        ImportFile::BuiltIn(file_path, content) => {
            (content, file_path)
        },

        ImportFile::NotFound => {
            // File not found
            return (RuntimeError::FileNotFound(filename.to_string()).into(), bindings, frame);
        }
    };

    // Parse the file
    let file_content = parse_safas(&mut TokenReadBuffer::new(file_content.chars()), FileLocation::new(&file_path));
    let file_content = match file_content { Ok(content) => content, Err(err) => { return (RuntimeError::ParseError(err).into(), bindings, frame); } };

    // Evaluate the file
    let bindings                    = bindings.push_interior_frame();
    let (result, bindings, frame)   = eval_statements(file_content, NIL.clone(), bindings, frame);

    let (bindings, _imports)        = bindings.pop();
    (result, bindings, frame)
}
///
/// Imports a file using the specified symbol bindings as the environment (for non-absolute paths, the `import_path` atom can be defined
/// to a list of places to look. `built_ins` can be used to supply a set of built-in files as strings that are used if the file can't
/// be found on the import path)
///
Imports a file using the specified symbol bindings as the environment (for non-absolute paths, the `import_path` atom can be defined
to a list of places to look. `built_ins` can be used to supply a set of built-in files as strings that are used if the file can't
be found on the import path)
Imports a file using the specified symbol bindings as the environment ( for non - absolute paths the ` import_path ` atom can be defined to a list of places to look . ` built_ins ` can be used to supply a set of built - in files as strings that are used if the file can ' t be found on the import path )
pub fn import_file(filename: &str, bindings: SymbolBindings, frame: Frame, allow_relative: bool) -> (CellRef, SymbolBindings, Frame) {
    let file_path = locate_import_file(filename, &bindings, allow_relative);
    // Read the file contents
    let (file_content, file_path) = match file_path {
        ImportFile::FromPath(file_path) => {
            let content = fs::read_to_string(file_path.as_path());
            let content = match content { Ok(content) => content, Err(_err) => { return (RuntimeError::IOError.into(), bindings, frame); } };
            (content, String::from(file_path.to_string_lossy()))
        },
        ImportFile::BuiltIn(file_path, content) => {
            (content, file_path)
        },
        ImportFile::NotFound => {
            // File not found
            return (RuntimeError::FileNotFound(filename.to_string()).into(), bindings, frame);
        }
    };
    // Parse the file
    let file_content = parse_safas(&mut TokenReadBuffer::new(file_content.chars()), FileLocation::new(&file_path));
    let file_content = match file_content { Ok(content) => content, Err(err) => { return (RuntimeError::ParseError(err).into(), bindings, frame); } };
    // Evaluate the file
    let bindings                    = bindings.push_interior_frame();
    let (result, bindings, frame)   = eval_statements(file_content, NIL.clone(), bindings, frame);
    let (bindings, _imports)        = bindings.pop();
    (result, bindings, frame)
}
pub fn import_file ( filename : & str , bindings : SymbolBindings , frame : Frame , allow_relative : bool ) -> ( CellRef , SymbolBindings , Frame ) { let file_path = locate_import_file ( filename , & bindings , allow_relative ) ; // Read the file contents let ( file_content , file_path ) = match file_path { ImportFile :: FromPath ( file_path ) => { let content = fs :: read_to_string ( file_path . as_path ( ) ) ; let content = match content { Ok ( content ) => content , Err ( _err ) => { return ( RuntimeError :: IOError . into ( ) , bindings , frame ) ; } } ; ( content , String :: from ( file_path . to_string_lossy ( ) ) ) } , ImportFile :: BuiltIn ( file_path , content ) => { ( content , file_path ) } , ImportFile :: NotFound => { // File not found return ( RuntimeError :: FileNotFound ( filename . to_string ( ) ) . into ( ) , bindings , frame ) ; } } ; // Parse the file let file_content = parse_safas ( & mut TokenReadBuffer :: new ( file_content . chars ( ) ) , FileLocation :: new ( & file_path ) ) ; let file_content = match file_content { Ok ( content ) => content , Err ( err ) => { return ( RuntimeError :: ParseError ( err ) . into ( ) , bindings , frame ) ; } } ; // Evaluate the file let bindings = bindings . push_interior_frame ( ) ; let ( result , bindings , frame ) = eval_statements ( file_content , NIL . clone ( ) , bindings , frame ) ; let ( bindings , _imports ) = bindings . pop ( ) ; ( result , bindings , frame ) }
Imports a file using the specified symbol bindings as the environment (for non-absolute paths, the `import_path` atom can be defined
to a list of places to look.
Imports a file using the specified symbol bindings as the environment ( for non - absolute paths the ` import_path ` atom can be defined to a list of places to look .
filename
&str
bindings
SymbolBindings
frame
Frame
allow_relative
bool
filename
&str
bindings
SymbolBindings
frame
Frame
allow_relative
bool