Reorganize library

1 files changed, 0 insertions, 113 deletions

diff --git a/src/library/numbering.rs b/src/library/numbering.rs
deleted file mode 100644
index 05a39e36..00000000
--- a/src/library/numbering.rs
+++ /dev/null
@@ -1,113 +0,0 @@
-//! Conversion of numbers into letters, roman numerals and symbols.
-
-use super::prelude::*;
-
-static ROMANS: &'static [(&'static str, usize)] = &[
-    ("M̅", 1000000),
-    ("D̅", 500000),
-    ("C̅", 100000),
-    ("L̅", 50000),
-    ("X̅", 10000),
-    ("V̅", 5000),
-    ("I̅V̅", 4000),
-    ("M", 1000),
-    ("CM", 900),
-    ("D", 500),
-    ("CD", 400),
-    ("C", 100),
-    ("XC", 90),
-    ("L", 50),
-    ("XL", 40),
-    ("X", 10),
-    ("IX", 9),
-    ("V", 5),
-    ("IV", 4),
-    ("I", 1),
-];
-
-static SYMBOLS: &'static [char] = &['*', '†', '‡', '§', '‖', '¶'];
-
-/// The different kinds of numberings.
-#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
-pub enum Numbering {
-    Arabic,
-    Letter,
-    Roman,
-    Symbol,
-}
-
-impl Numbering {
-    /// Apply the numbering to the given number.
-    pub fn apply(self, mut n: usize) -> EcoString {
-        match self {
-            Self::Arabic => {
-                format_eco!("{}", n)
-            }
-            Self::Letter => {
-                if n == 0 {
-                    return '-'.into();
-                }
-
-                n -= 1;
-
-                let mut letters = vec![];
-                loop {
-                    letters.push(b'a' + (n % 26) as u8);
-                    n /= 26;
-                    if n == 0 {
-                        break;
-                    }
-                }
-
-                letters.reverse();
-                String::from_utf8(letters).unwrap().into()
-            }
-            Self::Roman => {
-                if n == 0 {
-                    return 'N'.into();
-                }
-
-                // Adapted from Yann Villessuzanne's roman.rs under the Unlicense, at
-                // https://github.com/linfir/roman.rs/
-                let mut fmt = EcoString::new();
-                for &(name, value) in ROMANS {
-                    while n >= value {
-                        n -= value;
-                        fmt.push_str(name);
-                    }
-                }
-
-                fmt
-            }
-            Self::Symbol => {
-                if n == 0 {
-                    return '-'.into();
-                }
-
-                let symbol = SYMBOLS[(n - 1) % SYMBOLS.len()];
-                let amount = ((n - 1) / SYMBOLS.len()) + 1;
-                std::iter::repeat(symbol).take(amount).collect()
-            }
-        }
-    }
-}
-
-/// Converts an integer into one or multiple letters.
-pub fn letter(_: &mut Context, args: &mut Args) -> TypResult<Value> {
-    convert(Numbering::Letter, args)
-}
-
-/// Converts an integer into a roman numeral.
-pub fn roman(_: &mut Context, args: &mut Args) -> TypResult<Value> {
-    convert(Numbering::Roman, args)
-}
-
-/// Convert a number into a symbol.
-pub fn symbol(_: &mut Context, args: &mut Args) -> TypResult<Value> {
-    convert(Numbering::Symbol, args)
-}
-
-fn convert(numbering: Numbering, args: &mut Args) -> TypResult<Value> {
-    let n = args.expect::<usize>("non-negative integer")?;
-    Ok(Value::Str(numbering.apply(n)))
-}