mirror of
https://github.com/helix-editor/helix.git
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Add support for incrementing year and month
This commit is contained in:
Jason Rodney Hansen
Ivan Tham
parent
c1f6167e37
commit
95cfeed2fa
11
Cargo.lock
generated
11
Cargo.lock
generated
@ -325,6 +325,15 @@ dependencies = [
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"regex",
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]
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[[package]]
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name = "gregorian"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3452972f2c995c38dc9b84f09fe14f1ca462a0580642fe6756fed58fdef29050"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "grep-matcher"
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version = "0.1.5"
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@ -369,8 +378,8 @@ name = "helix-core"
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version = "0.5.0"
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dependencies = [
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"arc-swap",
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"chrono",
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"etcetera",
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"gregorian",
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"helix-syntax",
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"log",
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"once_cell",
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@ -36,7 +36,7 @@ similar = "2.1"
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etcetera = "0.3"
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chrono = { version = "0.4", default-features = false, features = ["alloc", "std"] }
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gregorian = "0.2.1"
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[dev-dependencies]
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quickcheck = { version = "1", default-features = false }
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@ -1,61 +1,96 @@
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use chrono::{Duration, NaiveDate};
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use gregorian::{Date, DateResultExt};
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use regex::Regex;
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use std::borrow::Cow;
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use ropey::RopeSlice;
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use crate::{
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textobject::{textobject_word, TextObject},
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Range, Tendril,
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};
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use crate::{Range, Tendril};
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#[derive(Copy, Clone, Debug, PartialEq, Eq)]
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struct Format {
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regex: &'static str,
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separator: char,
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}
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// Only support formats that aren't region specific.
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static FORMATS: &[&str] = &["%Y-%m-%d", "%Y/%m/%d"];
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static FORMATS: &[Format] = &[
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Format {
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regex: r"(\d{4})-(\d{2})-(\d{2})",
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separator: '-',
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},
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Format {
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regex: r"(\d{4})/(\d{2})/(\d{2})",
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separator: '/',
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},
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];
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// We don't want to parse ambiguous dates like 10/11/12 or 7/8/10.
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// They must be YYYY-mm-dd or YYYY/mm/dd.
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// So 2021-01-05 works, but 2021-1-5 doesn't.
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const DATE_LENGTH: usize = 10;
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#[derive(Copy, Clone, Debug, PartialEq, Eq)]
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enum DateField {
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Year,
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Month,
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Day,
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}
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#[derive(Debug, PartialEq, Eq)]
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pub struct DateIncrementor {
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pub date: NaiveDate,
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pub date: Date,
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pub range: Range,
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pub format: &'static str,
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field: DateField,
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format: Format,
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}
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impl DateIncrementor {
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pub fn from_range(text: RopeSlice, range: Range) -> Option<DateIncrementor> {
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// Don't increment if the cursor is one right of the date text.
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if text.char(range.from()).is_whitespace() {
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return None;
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}
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let from = range.from().saturating_sub(DATE_LENGTH);
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let to = (range.from() + DATE_LENGTH).min(text.len_chars());
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let (from_in_text, to_in_text) = (range.from() - from, range.to() - from);
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let text: Cow<str> = text.slice(from..to).into();
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let range = textobject_word(text, range, TextObject::Inside, 1, true);
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let text: Cow<str> = text.slice(range.from()..range.to()).into();
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FORMATS.iter().find_map(|&format| {
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let re = Regex::new(format.regex).ok()?;
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let captures = re.captures(&text)?;
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let first = text.chars().next()?;
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let last = text.chars().next_back()?;
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let date = captures.get(0)?;
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let offset = range.from() - from_in_text;
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let range = Range::new(date.start() + offset, date.end() + offset);
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// Allow date strings in quotes.
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let (range, text) = if first == last && (first == '"' || first == '\'') {
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(
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Range::new(range.from() + 1, range.to() - 1),
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Cow::from(&text[1..text.len() - 1]),
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)
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let year = captures.get(1)?;
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let month = captures.get(2)?;
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let day = captures.get(3)?;
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let year_range = year.range();
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let month_range = month.range();
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let day_range = day.range();
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let to_inclusive = if to_in_text > from_in_text {
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to_in_text - 1
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} else {
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(range, text)
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to_in_text
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};
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let field = if year_range.contains(&from_in_text) && year_range.contains(&to_inclusive)
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{
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DateField::Year
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} else if month_range.contains(&from_in_text) && month_range.contains(&to_inclusive) {
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DateField::Month
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} else if day_range.contains(&from_in_text) && day_range.contains(&to_inclusive) {
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DateField::Day
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} else {
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return None;
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};
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if text.len() != DATE_LENGTH {
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return None;
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}
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let year: i16 = year.as_str().parse().ok()?;
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let month: u8 = month.as_str().parse().ok()?;
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let day: u8 = day.as_str().parse().ok()?;
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FORMATS.iter().find_map(|format| {
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NaiveDate::parse_from_str(&text, format)
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.ok()
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.map(|date| DateIncrementor {
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let date = Date::new(year, month, day).ok()?;
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Some(DateIncrementor {
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date,
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field,
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range,
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format,
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})
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@ -63,8 +98,27 @@ pub fn from_range(text: RopeSlice, range: Range) -> Option<DateIncrementor> {
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}
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pub fn incremented_text(&self, amount: i64) -> Tendril {
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let incremented_date = self.date + Duration::days(amount);
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incremented_date.format(self.format).to_string().into()
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let date = match self.field {
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DateField::Year => self
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.date
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.add_years(amount.try_into().unwrap_or(0))
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.or_next_valid(),
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DateField::Month => self
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.date
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.add_months(amount.try_into().unwrap_or(0))
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.or_prev_valid(),
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DateField::Day => self.date.add_days(amount.try_into().unwrap_or(0)),
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};
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format!(
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"{:04}{}{:02}{}{:02}",
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date.year(),
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self.format.separator,
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date.month().to_number(),
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self.format.separator,
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date.day()
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)
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.into()
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}
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}
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@ -74,43 +128,144 @@ mod test {
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use crate::Rope;
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#[test]
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fn test_date_dashes() {
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fn test_create_incrementor_for_year_with_dashes() {
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let rope = Rope::from_str("2021-11-15");
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let range = Range::point(0);
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for head in 0..=3 {
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let range = Range::point(head);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: NaiveDate::from_ymd(2021, 11, 15),
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(0, 10),
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format: "%Y-%m-%d",
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field: DateField::Year,
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format: FORMATS[0],
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})
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);
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}
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}
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#[test]
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fn test_date_slashes() {
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let rope = Rope::from_str("2021/11/15");
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let range = Range::point(0);
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fn test_create_incrementor_for_month_with_dashes() {
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let rope = Rope::from_str("2021-11-15");
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for head in 5..=6 {
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let range = Range::point(head);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: NaiveDate::from_ymd(2021, 11, 15),
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(0, 10),
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format: "%Y/%m/%d",
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field: DateField::Month,
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format: FORMATS[0],
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})
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);
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}
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}
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#[test]
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fn test_create_incrementor_for_day_with_dashes() {
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let rope = Rope::from_str("2021-11-15");
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for head in 8..=9 {
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let range = Range::point(head);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(0, 10),
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field: DateField::Day,
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format: FORMATS[0],
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})
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);
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}
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}
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#[test]
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fn test_try_create_incrementor_on_dashes() {
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let rope = Rope::from_str("2021-11-15");
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for head in &[4, 7] {
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let range = Range::point(*head);
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assert_eq!(DateIncrementor::from_range(rope.slice(..), range), None,);
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}
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}
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#[test]
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fn test_create_incrementor_for_year_with_slashes() {
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let rope = Rope::from_str("2021/11/15");
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for head in 0..=3 {
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let range = Range::point(head);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(0, 10),
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field: DateField::Year,
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format: FORMATS[1],
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})
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);
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}
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}
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#[test]
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fn test_create_incrementor_for_month_with_slashes() {
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let rope = Rope::from_str("2021/11/15");
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for head in 5..=6 {
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let range = Range::point(head);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(0, 10),
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field: DateField::Month,
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format: FORMATS[1],
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})
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);
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}
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}
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#[test]
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fn test_create_incrementor_for_day_with_slashes() {
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let rope = Rope::from_str("2021/11/15");
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for head in 8..=9 {
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let range = Range::point(head);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(0, 10),
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field: DateField::Day,
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format: FORMATS[1],
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})
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);
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}
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}
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#[test]
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fn test_try_create_incrementor_on_slashes() {
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let rope = Rope::from_str("2021/11/15");
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for head in &[4, 7] {
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let range = Range::point(*head);
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assert_eq!(DateIncrementor::from_range(rope.slice(..), range), None,);
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}
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}
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#[test]
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fn test_date_surrounded_by_spaces() {
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let rope = Rope::from_str(" 2021-11-15 ");
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let range = Range::point(10);
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let range = Range::point(3);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: NaiveDate::from_ymd(2021, 11, 15),
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(3, 13),
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format: "%Y-%m-%d",
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field: DateField::Year,
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format: FORMATS[0],
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})
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);
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}
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@ -122,23 +277,25 @@ fn test_date_in_single_quotes() {
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: NaiveDate::from_ymd(2021, 11, 15),
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(8, 18),
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format: "%Y-%m-%d",
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field: DateField::Year,
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format: FORMATS[0],
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})
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);
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}
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#[test]
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fn test_date_in_double_quotes() {
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let rope = Rope::from_str("date = \"2021-11-15\"");
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let range = Range::point(10);
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let rope = Rope::from_str("let date = \"2021-11-15\";");
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let range = Range::point(12);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range),
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Some(DateIncrementor {
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date: NaiveDate::from_ymd(2021, 11, 15),
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range: Range::new(8, 18),
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format: "%Y-%m-%d",
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date: Date::new(2021, 11, 15).unwrap(),
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range: Range::new(12, 22),
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field: DateField::Year,
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format: FORMATS[0],
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})
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);
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}
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@ -189,23 +346,28 @@ fn test_invalid_dates() {
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#[test]
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fn test_increment_dates() {
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let tests = [
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("1980-12-21", 1, "1980-12-22"),
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("1980-12-21", -1, "1980-12-20"),
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("1980-12-21", 100, "1981-03-31"),
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("1980-12-21", -100, "1980-09-12"),
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("1980-12-21", 1000, "1983-09-17"),
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("1980-12-21", -1000, "1978-03-27"),
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("1980/12/21", 1, "1980/12/22"),
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("1980/12/21", -1, "1980/12/20"),
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("1980/12/21", 100, "1981/03/31"),
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("1980/12/21", -100, "1980/09/12"),
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("1980/12/21", 1000, "1983/09/17"),
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("1980/12/21", -1000, "1978/03/27"),
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// (original, cursor, amount, expected)
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("2020-02-28", 0, 1, "2021-02-28"),
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("2020-02-29", 0, 1, "2021-03-01"),
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("2020-01-31", 5, 1, "2020-02-29"),
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("2020-01-20", 5, 1, "2020-02-20"),
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("2020-02-28", 8, 1, "2020-02-29"),
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("2021-02-28", 8, 1, "2021-03-01"),
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("2021-02-28", 0, -1, "2020-02-28"),
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("2021-03-01", 0, -1, "2020-03-01"),
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("2020-02-29", 5, -1, "2020-01-29"),
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("2020-02-20", 5, -1, "2020-01-20"),
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("2020-02-29", 8, -1, "2020-02-28"),
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("2021-03-01", 8, -1, "2021-02-28"),
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("1980/12/21", 8, 100, "1981/03/31"),
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("1980/12/21", 8, -100, "1980/09/12"),
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("1980/12/21", 8, 1000, "1983/09/17"),
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("1980/12/21", 8, -1000, "1978/03/27"),
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];
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for (original, amount, expected) in tests {
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for (original, cursor, amount, expected) in tests {
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let rope = Rope::from_str(original);
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let range = Range::point(0);
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let range = Range::point(cursor);
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assert_eq!(
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DateIncrementor::from_range(rope.slice(..), range)
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.unwrap()
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