pub fn parse_entry(s: &str) -> Result<Entry, ParseEntryError> {
        let mut entry = Entry {
            attr: Attr::valid_default(),
            inputs: Vec::new(),
        };

        let atoms = parse_entry(s)?
            .into_iter()
            .map(Entry::compile_atom)
            .collect::<Vec<Entry>>();
        if atoms.is_empty() {
            Ok(entry)
        } else if atoms.len() == 1 {
            Ok(atoms[0].clone())
        } else {
            entry.attr.glue = atoms.iter().any(|e| e.attr.glue);
            entry.attr.space_prev = atoms[0].attr.space_prev;
            // Find the last non-zero length entry or attribute only entry and get the attribute; there can be
            // zero-width commands after wards, which always don't affect spacing. We want to use attributes
            // from either a string entry (which has non-zero length) or a entry with no inputs (attribute only)
            entry.attr.space_after = atoms
                .iter()
                .rev()
                .find(|a| {
                    a.inputs.is_empty() || a.inputs.iter().map(|i| i.strlen()).sum::<usize>() > 0
                })
                .map(|a| a.attr.space_after)
                .unwrap_or(true);
            let spaces: Vec<bool> = atoms
                .windows(2)
                .map(|pair| {
                    let (fst, snd) = (pair[0].attr, pair[1].attr);
                    fst.space_after && snd.space_prev && !(fst.glue && snd.glue)
                })
                .collect();
            assert_eq!(spaces.len() + 1, atoms.len());
            let mut inputs = atoms[0].inputs.clone();
            for i in 0..spaces.len() {
                if spaces[i]
                    && atoms[i + 1]
                        .inputs
                        .iter()
                        .map(|i| i.strlen())
                        .sum::<usize>()
                        > 0
                    && atoms[i].inputs.iter().map(|i| i.strlen()).sum::<usize>() > 0
                {
                    inputs.push(Input::String(" ".into()));
                }
                inputs.extend(atoms[i + 1].inputs.clone());
            }
            for mut input in inputs.into_iter() {
                match (entry.inputs.last_mut(), &mut input) {
                    (Some(Input::String(a)), Input::String(ref mut b)) => {
                        a.push_str(b);
                    }
                    (Some(Input::Keycodes(a)), Input::Keycodes(ref mut b)) => {
                        a.append(b);
                    }
                    _ => {
                        entry.inputs.push(input);
                    }
                }
            }
            Ok(entry)
        }
    }
/// Parses the whole entry. Calls `parse_atom` and joins the inputs and attributes together, changing the
/// contents when necessary
Parses the whole entry. Calls `parse_atom` and joins the inputs and attributes together, changing the
contents when necessary
Parses the whole entry . Calls ` parse_atom ` and joins the inputs and attributes together changing the contents when necessary
pub fn parse_entry(s: &str) -> Result<Entry, ParseEntryError> {
        let mut entry = Entry {
            attr: Attr::valid_default(),
            inputs: Vec::new(),
        };
        let atoms = parse_entry(s)?
            .into_iter()
            .map(Entry::compile_atom)
            .collect::<Vec<Entry>>();
        if atoms.is_empty() {
            Ok(entry)
        } else if atoms.len() == 1 {
            Ok(atoms[0].clone())
        } else {
            entry.attr.glue = atoms.iter().any(|e| e.attr.glue);
            entry.attr.space_prev = atoms[0].attr.space_prev;
            // Find the last non-zero length entry or attribute only entry and get the attribute; there can be
            // zero-width commands after wards, which always don't affect spacing. We want to use attributes
            // from either a string entry (which has non-zero length) or a entry with no inputs (attribute only)
            entry.attr.space_after = atoms
                .iter()
                .rev()
                .find(|a| {
                    a.inputs.is_empty() || a.inputs.iter().map(|i| i.strlen()).sum::<usize>() > 0
                })
                .map(|a| a.attr.space_after)
                .unwrap_or(true);
            let spaces: Vec<bool> = atoms
                .windows(2)
                .map(|pair| {
                    let (fst, snd) = (pair[0].attr, pair[1].attr);
                    fst.space_after && snd.space_prev && !(fst.glue && snd.glue)
                })
                .collect();
            assert_eq!(spaces.len() + 1, atoms.len());
            let mut inputs = atoms[0].inputs.clone();
            for i in 0..spaces.len() {
                if spaces[i]
                    && atoms[i + 1]
                        .inputs
                        .iter()
                        .map(|i| i.strlen())
                        .sum::<usize>()
                        > 0
                    && atoms[i].inputs.iter().map(|i| i.strlen()).sum::<usize>() > 0
                {
                    inputs.push(Input::String(" ".into()));
                }
                inputs.extend(atoms[i + 1].inputs.clone());
            }
            for mut input in inputs.into_iter() {
                match (entry.inputs.last_mut(), &mut input) {
                    (Some(Input::String(a)), Input::String(ref mut b)) => {
                        a.push_str(b);
                    }
                    (Some(Input::Keycodes(a)), Input::Keycodes(ref mut b)) => {
                        a.append(b);
                    }
                    _ => {
                        entry.inputs.push(input);
                    }
                }
            }
            Ok(entry)
        }
    }
pub fn parse_entry ( s : & str ) -> Result < Entry , ParseEntryError > { let mut entry = Entry { attr : Attr :: valid_default ( ) , inputs : Vec :: new ( ) , } ; let atoms = parse_entry ( s ) ? . into_iter ( ) . map ( Entry :: compile_atom ) . collect :: < Vec < Entry > > ( ) ; if atoms . is_empty ( ) { Ok ( entry ) } else if atoms . len ( ) == 1 { Ok ( atoms [ 0 ] . clone ( ) ) } else { entry . attr . glue = atoms . iter ( ) . any ( | e | e . attr . glue ) ; entry . attr . space_prev = atoms [ 0 ] . attr . space_prev ; // Find the last non-zero length entry or attribute only entry and get the attribute; there can be // zero-width commands after wards, which always don't affect spacing. We want to use attributes // from either a string entry (which has non-zero length) or a entry with no inputs (attribute only) entry . attr . space_after = atoms . iter ( ) . rev ( ) . find ( | a | { a . inputs . is_empty ( ) || a . inputs . iter ( ) . map ( | i | i . strlen ( ) ) . sum :: < usize > ( ) > 0 } ) . map ( | a | a . attr . space_after ) . unwrap_or ( true ) ; let spaces : Vec < bool > = atoms . windows ( 2 ) . map ( | pair | { let ( fst , snd ) = ( pair [ 0 ] . attr , pair [ 1 ] . attr ) ; fst . space_after && snd . space_prev && ! ( fst . glue && snd . glue ) } ) . collect ( ) ; assert_eq ! ( spaces len ( ) 1 atoms len ( ) ) ; let mut inputs = atoms [ 0 ] . inputs . clone ( ) ; for i in 0 .. spaces . len ( ) { if spaces [ i ] && atoms [ i + 1 ] . inputs . iter ( ) . map ( | i | i . strlen ( ) ) . sum :: < usize > ( ) > 0 && atoms [ i ] . inputs . iter ( ) . map ( | i | i . strlen ( ) ) . sum :: < usize > ( ) > 0 { inputs . push ( Input :: String ( " " . into ( ) ) ) ; } inputs . extend ( atoms [ i + 1 ] . inputs . clone ( ) ) ; } for mut input in inputs . into_iter ( ) { match ( entry . inputs . last_mut ( ) , & mut input ) { ( Some ( Input :: String ( a ) ) , Input :: String ( ref mut b ) ) => { a . push_str ( b ) ; } ( Some ( Input :: Keycodes ( a ) ) , Input :: Keycodes ( ref mut b ) ) => { a . append ( b ) ; } _ => { entry . inputs . push ( input ) ; } } } Ok ( entry ) } }
Parses the whole entry.
Parses the whole entry .
s
&str