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close #38

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Rushmore75
2025-11-14 10:34:43 -07:00
parent 3be92aea3c
commit b8fd938120
4 changed files with 111 additions and 4 deletions
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5
src/app/logic/calc.rs
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@@ -379,6 +379,8 @@ impl Grid {
/// Parse values in the format of A0, C10 ZZ99, etc, and
/// turn them into an X,Y index.
pub fn parse_to_idx(i: &str) -> Option<(usize, usize)> {
let i = i.replace('$', "");
let chars = i.chars().take_while(|c| c.is_alphabetic()).collect::<Vec<char>>();
let nums = i.chars().skip(chars.len()).take_while(|c| c.is_numeric()).collect::<String>();
@@ -474,6 +476,9 @@ fn cell_strings() {
#[test]
fn alphanumeric_indexing() {
assert_eq!(Grid::parse_to_idx("A0"), Some((0, 0)));
assert_eq!(Grid::parse_to_idx("$A0"), Some((0, 0)));
assert_eq!(Grid::parse_to_idx("A$0"), Some((0, 0)));
assert_eq!(Grid::parse_to_idx("$A$0"), Some((0, 0)));
assert_eq!(Grid::parse_to_idx("AA0"), Some((26, 0)));
assert_eq!(Grid::parse_to_idx("A1"), Some((0, 1)));
assert_eq!(Grid::parse_to_idx("A10"), Some((0, 10)));