Struct PredicateRefTool

pub struct PredicateRefTool<P> { /* private fields */ }

Tool that matches characters which satisfies the provided ref predicate.

See also PredicateTool.

use minparser::tools::PredicateRefTool;
use minparser::tools::PredicateTool;
let lt = minparser::view::ViewFile::new_default("aB1৬");
lt.match_tool(PredicateRefTool::new(char::is_ascii_lowercase)).unwrap()
.match_tool(PredicateRefTool::new(char::is_ascii_uppercase)).unwrap()
.match_tool(PredicateRefTool::new(char::is_ascii_digit)).unwrap()
.match_tool(PredicateTool::new(char::is_numeric)).unwrap();

Implementations

impl<P: Fn(&char) -> bool> PredicateRefTool<P>

pub const fn new(predicate: P) -> Self

Create a new PredicateRefTool from a predicate.

pub const fn new_zero_or_more(predicate: P) -> RepeatTool<Self, TrueParser>

Creates a tool that matches zero or more occurrences of characters that satisfy the specified predicate.

pub const fn new_one_or_more(predicate: P) -> RepeatTool<Self, TrueParser>

Creates a tool that matches one or more occurrences of characters that satisfy the specified predicate.

Trait Implementations

impl<P: Clone> Clone for PredicateRefTool<P>

fn clone(&self) -> PredicateRefTool<P>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<P: Debug> Debug for PredicateRefTool<P>

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

Formats the value using the given formatter.

impl<P: Fn(&char) -> bool> ParseTool for PredicateRefTool<P>

fn parse(&self, st: &str) -> ToolResult

The main parsing algorithm.

fn as_dyn(&self) -> &dyn ParseTool

where Self: Sized,

Coerce to dyn trait

impl<'a, P: Fn(&char) -> bool> ParseToolData<'a, GetChar> for PredicateRefTool<P>

type Data = char

The data that is generate at a successful match.

fn parse(&self, st: &'a str, _: GetChar) -> ToolResultData<Self::Data>

The main parsing algorithm.

impl<'a, P: Fn(&char) -> bool, D, F: Fn(char) -> D> ParseToolData<'a, Transform<F>> for PredicateRefTool<P>

type Data = D

The data that is generate at a successful match.

fn parse(&self, st: &'a str, f: Transform<F>) -> ToolResultData<Self::Data>

The main parsing algorithm.

impl<P: Copy> Copy for PredicateRefTool<P>