Crate chord_mapper 

Chord Library

This library provides functionality for working with musical chords.

Example

use my_chord_library::{Note, Chord, parse_root};

// Parse a chord from a string
let chord = parse_root("Cm")?;

// Get the notes of the chord
let notes = map_chord_to_notes(chord);

Note Enum

The Note enum represents musical notes:

• A
• B
• C
• D
• E
• F
• G
• ASHARP
• CSHARP
• DSHARP
• FSHARP
• GSHARP
• DFLAT
• EFLAT
• GFLAT
• AFLAT
• BFLAT

Chord Enum

The Chord enum represents musical chords:

• MajorChord(Note)
• MinorChord(Note)

Functions

• to_note(string_rep: &str) -> Option<Note>: Converts a string representation to a Note.
• parse_root(input: &str) -> Result<Chord, Box<pest::error::Error<Rule>>>: Parses a chord from a string.
• map_chord_to_notes(chord: Chord) -> Vec<Note>: Maps a chord to its constituent notes.
• next_note(note: Note) -> Note: Calculates the next note in the musical scale.
• plus_perfect_fifth(note: Note) -> Note: Calculates the note a perfect fifth above the given note.
• plus_minor_third(note: Note) -> Note: Calculates the note a minor third above the given note.
• plus_major_third(note: Note) -> Note: Calculates the note a major third above the given note.

Example Usage

use my_chord_library::{Note, Chord};

let note_a = Note::A;
let note_c_sharp = Note::CSHARP;

let chord_a_major = Chord::MajorChord(note_a);
let chord_c_sharp_minor = Chord::MinorChord(note_c_sharp);

Structs

ChordParser

Enums

Chord

Note

Rule

Functions

map_chord_to_notes

parse_root

to_note