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Code Issues Releases Wiki Activity

Simplify representation of nested NOT filters

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This commit is contained in:
Loïc Lecrenier 2022-08-18 10:58:24 +02:00
parent b030efdc83
commit 98f0da6b38
1 changed files with 9 additions and 2 deletions
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11
filter-parser/src/lib.rs
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@ -267,7 +267,10 @@ fn parse_and(input: Span) -> IResult<FilterCondition> {
/// If we parse a `NOT` we MUST parse something behind.
fn parse_not(input: Span) -> IResult<FilterCondition> {
alt((
map(preceded(ws(word_exact("NOT")), cut(parse_not)), |e| FilterCondition::Not(Box::new(e))),
map(preceded(ws(word_exact("NOT")), cut(parse_not)), |e| match e {
FilterCondition::Not(e) => *e,
_ => FilterCondition::Not(Box::new(e)),
}),
parse_primary,
))(input)
}
@ -429,10 +432,14 @@ pub mod tests {
insta::assert_display_snapshot!(p!("NOT subscribers < 1000"), @"NOT ({subscribers} < {1000})");
insta::assert_display_snapshot!(p!("NOT subscribers EXISTS"), @"NOT ({subscribers} EXISTS)");
insta::assert_display_snapshot!(p!("subscribers NOT EXISTS"), @"NOT ({subscribers} EXISTS)");
insta::assert_display_snapshot!(p!("NOT subscribers NOT EXISTS"), @"NOT (NOT ({subscribers} EXISTS))");
insta::assert_display_snapshot!(p!("NOT subscribers NOT EXISTS"), @"{subscribers} EXISTS");
insta::assert_display_snapshot!(p!("subscribers NOT EXISTS"), @"NOT ({subscribers} EXISTS)");
insta::assert_display_snapshot!(p!("NOT subscribers 100 TO 1000"), @"NOT ({subscribers} {100} TO {1000})");
// Test nested NOT
insta::assert_display_snapshot!(p!("NOT NOT NOT NOT x = 5"), @"{x} = {5}");
insta::assert_display_snapshot!(p!("NOT NOT (NOT NOT x = 5)"), @"{x} = {5}");
// Test geo radius
insta::assert_display_snapshot!(p!("_geoRadius(12, 13, 14)"), @"_geoRadius({12}, {13}, {14})");
insta::assert_display_snapshot!(p!("NOT _geoRadius(12, 13, 14)"), @"NOT (_geoRadius({12}, {13}, {14}))");