1 files changed, 65 insertions, 0 deletions
diff --git a/crates/rebel-parse/src/grammar/task_ref.rs b/crates/rebel-parse/src/grammar/task_ref.rs
new file mode 100644
index 0000000..77d6c5f
--- /dev/null
+++ b/crates/rebel-parse/src/grammar/task_ref.rs
@@ -0,0 +1,65 @@
+pub use rules::*;
+
+use rebel_common::types::TaskIDRef;
+
+#[derive(Debug, Clone, Copy)]
+pub struct TaskRef<'a> {
+	pub id: TaskIDRef<'a>,
+	pub args: TaskArgs<'a>,
+}
+
+#[derive(Debug, Clone, Copy, Default)]
+pub struct TaskArgs<'a> {
+	pub host: Option<&'a str>,
+	pub target: Option<&'a str>,
+}
+
+#[derive(Debug, Clone, Copy)]
+pub struct TaskFlags {
+	pub force_run: bool,
+}
+
+peg::parser! {
+	pub grammar rules() for str {
+		pub rule task_ref_with_flags() -> (TaskRef<'input>, TaskFlags)
+			= task:task_ref() flags:task_flags() { (task, flags) }
+
+		pub rule task_ref() -> TaskRef<'input>
+			= id:task_id() args:task_args() {
+				TaskRef {
+					id,
+					args,
+				}
+			}
+
+		rule recipe_id() -> &'input str
+			= $(name() ("/" name())?)
+
+		rule task_id() -> TaskIDRef<'input>
+			= recipe:recipe_id() "::" task:name() {
+				TaskIDRef { recipe, task }
+			}
+
+		rule task_args() -> TaskArgs<'input>
+			= "@" host:name()? target:tagged(<":">, <name()>)? {
+				TaskArgs {
+					host,
+					target,
+				}
+			}
+			/ { Default::default() }
+
+		rule task_flags() -> TaskFlags
+			= force_run:force_run() { TaskFlags { force_run } }
+
+		rule force_run() -> bool
+			= "+" { true }
+			/ { false }
+
+		rule name() -> &'input str
+			= $(['a'..='z' | 'A' ..='Z' | '0'..='9' | '_' | '-']+)
+
+		rule tagged<T>(tag: rule<()>, value: rule<T>) -> T
+			= tag() v:value() { v }
+	}
+}