Introduce filter expression and its parsing

nextest-runner/Cargo.toml

@@ -9,6 +9,11 @@ documentation = "https://docs.rs/nextest-runner"
 edition = "2018"
 rust-version = "1.54"
 
+[features]
+default = []
+# Must be called `trace` which is a bit infortunate
+trace = ["nom-tracable/trace"]
+
 [dependencies]
 aho-corasick = "0.7.18"
 camino = { version = "1.0.7", features = ["serde1"] }
@@ -27,8 +32,13 @@ humantime-serde = "1.1.1"
 indent_write = "2.2.0"
 once_cell = "1.10.0"
 owo-colors = "3.2.0"
+miette = "4.2.1"
+nom = "7.1.1"
+nom_locate = "4.0.0"
+nom-tracable = "0.8.0"
 num_cpus = "1.13.1"
 rayon = "1.5.1"
+regex = "1.5.5"
 serde = { version = "1.0.136", features = ["derive"] }
 serde_json = "1.0.79"
 strip-ansi-escapes = "0.1.1"

nextest-runner/src/test_filter.rs

@@ -18,6 +18,8 @@ use aho_corasick::AhoCorasick;
 use nextest_metadata::{FilterMatch, MismatchReason};
 use std::{fmt, str::FromStr};
 
+mod expression;
+
 /// Whether to run ignored tests.
 #[derive(Copy, Clone, Debug, Eq, PartialEq)]
 pub enum RunIgnored {
@@ -197,6 +199,16 @@ impl<'filter> TestFilter<'filter> {
         _test_name: &str,
     ) -> Option<FilterMatch> {
         // TODO filter using self.expr
+
+        // DSL ?
+        // - package(name)
+        // - deps(package_name)
+        // - rdeps(package_name)
+        // - test(partial_name)
+        // - not(expr)
+        // - && / and
+        // - || / or
+        // - ()
         None
     }