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use lsp_types::{Position, Range};
pub trait RangeExt {
fn new_simple(start_line: u64, start_character: u64, end_line: u64, end_character: u64)
-> Self;
fn contains(&self, pos: Position) -> bool;
fn contains_exclusive(&self, pos: Position) -> bool;
}
impl RangeExt for Range {
fn new_simple(
start_line: u64,
start_character: u64,
end_line: u64,
end_character: u64,
) -> Self {
Self {
start: Position::new(start_line, start_character),
end: Position::new(end_line, end_character),
}
}
fn contains(&self, pos: Position) -> bool {
pos >= self.start && pos <= self.end
}
fn contains_exclusive(&self, pos: Position) -> bool {
pos > self.start && pos < self.end
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn contains_inside() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(range.contains(Position::new(2, 5)));
}
#[test]
fn contains_begin() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(range.contains(range.start));
}
#[test]
fn contains_end() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(range.contains(range.end));
}
#[test]
fn contains_outside_left() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(!range.contains(Position::new(0, 5)));
}
#[test]
fn contains_outside_right() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(!range.contains(Position::new(5, 1)));
}
#[test]
fn contains_exclusive_inside() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(range.contains_exclusive(Position::new(2, 5)));
}
#[test]
fn contains_exclusive_begin() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(!range.contains_exclusive(range.start));
}
#[test]
fn contains_exclusive_end() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(!range.contains_exclusive(range.end));
}
#[test]
fn contains_exclusive_outside_left() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(!range.contains_exclusive(Position::new(0, 5)));
}
#[test]
fn contains_exclusive_outside_right() {
let range = Range::new_simple(1, 2, 3, 4);
assert!(!range.contains_exclusive(Position::new(5, 1)));
}
}
|
