Struct Matcher 

pub struct Matcher { /* private fields */ }

A reusable nearest-color matcher built from a fixed palette.

Implementations

impl Matcher

pub fn from_colors(colors: &[&str]) -> Result<Self, InvalidColor>

Build a matcher from a list of unnamed color strings.

Errors

Returns InvalidColor if any entry is not a valid color.

pub fn from_named(colors: &[(&str, &str)]) -> Result<Self, InvalidColor>

Build a matcher from (name, color) pairs.

Errors

Returns InvalidColor if any color is not valid.

pub fn or(self, other: Matcher) -> Matcher

Combine this palette with another, returning a matcher over both.

pub fn nearest(&self, needle: &str) -> Result<Option<ColorMatch>, InvalidColor>

Find the nearest palette color to needle.

Errors

Returns InvalidColor if needle is not a valid color. Returns Ok(None) only if the palette is empty.

Trait Implementations

impl Clone for Matcher

fn clone(&self) -> Matcher

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Matcher

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

Formats the value using the given formatter.