Struct gluon_base::pos::ByteOffset

pub struct ByteOffset(pub i64);

A byte offset in a source file

Tuple Fields

0: i64

Implementations

impl ByteOffset

pub fn from_char_len(ch: char) -> ByteOffset

Create a byte offset from a UTF8-encoded character

use codespan::ByteOffset;

assert_eq!(ByteOffset::from_char_len('A').to_usize(), 1);
assert_eq!(ByteOffset::from_char_len('ß').to_usize(), 2);
assert_eq!(ByteOffset::from_char_len('ℝ').to_usize(), 3);
assert_eq!(ByteOffset::from_char_len('💣').to_usize(), 4);

pub fn from_str_len(value: &str) -> ByteOffset

Create a byte offset from a UTF- encoded string

use codespan::ByteOffset;

assert_eq!(ByteOffset::from_str_len("A").to_usize(), 1);
assert_eq!(ByteOffset::from_str_len("ß").to_usize(), 2);
assert_eq!(ByteOffset::from_str_len("ℝ").to_usize(), 3);
assert_eq!(ByteOffset::from_str_len("💣").to_usize(), 4);

pub const fn to_usize(self) -> usize

Convert the offset into a usize, for use in array indexing

Trait Implementations

impl Add<ByteOffset> for ByteIndex

type Output = ByteIndex

The resulting type after applying the + operator.

fn add(self, rhs: ByteOffset) -> ByteIndex

Performs the + operation.

impl Add for ByteOffset

type Output = ByteOffset

The resulting type after applying the + operator.

fn add(self, rhs: ByteOffset) -> ByteOffset

Performs the + operation.

impl AddAssign<ByteOffset> for ByteIndex

fn add_assign(&mut self, rhs: ByteOffset)

Performs the += operation.

impl AddAssign for ByteOffset

fn add_assign(&mut self, rhs: ByteOffset)

Performs the += operation.

impl Clone for ByteOffset

fn clone(&self) -> ByteOffset

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ByteOffset

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for ByteOffset

fn default() -> ByteOffset

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ByteOffset

fn deserialize<__D>( __deserializer: __D ) -> Result<ByteOffset, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for ByteOffset

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl From<i64> for ByteOffset

fn from(i: i64) -> ByteOffset

Converts to this type from the input type.

impl Hash for ByteOffset

fn hash<__H>(&self, state: &mut __H)

where __H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Neg for ByteOffset

type Output = ByteOffset

The resulting type after applying the - operator.

fn neg(self) -> ByteOffset

Performs the unary - operation.

impl Offset for ByteOffset

const ZERO: ByteOffset = _

impl Ord for ByteOffset

fn cmp(&self, other: &ByteOffset) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized + PartialOrd,

Restrict a value to a certain interval.

impl PartialEq for ByteOffset

fn eq(&self, other: &ByteOffset) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for ByteOffset

fn partial_cmp(&self, other: &ByteOffset) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for ByteOffset

fn serialize<__S>( &self, __serializer: __S ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Sub<ByteOffset> for ByteIndex

type Output = ByteIndex

The resulting type after applying the - operator.

fn sub(self, rhs: ByteOffset) -> ByteIndex

Performs the - operation.

impl Sub for ByteOffset

type Output = ByteOffset

The resulting type after applying the - operator.

fn sub(self, rhs: ByteOffset) -> ByteOffset

Performs the - operation.

impl SubAssign<ByteOffset> for ByteIndex

fn sub_assign(&mut self, rhs: ByteOffset)

Performs the -= operation.

impl SubAssign for ByteOffset

fn sub_assign(&mut self, rhs: ByteOffset)

Performs the -= operation.

impl Copy for ByteOffset

impl Eq for ByteOffset

impl StructuralEq for ByteOffset

impl StructuralPartialEq for ByteOffset