first pass of merging in warp (doesn't build)

2026-07-01 16:08:58 -05:00
parent 2f64909469
commit 4770ac06b5
3662 changed files with 414574 additions and 89772 deletions
@@ -0,0 +1,58 @@
+//! Instance selection helpers for local-control clients.
+use crate::discovery::{InstanceId, InstanceRecord};
+use crate::protocol::{ControlError, ErrorCode};
+
+/// CLI-level selector for choosing one discovered Warp instance.
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum InstanceSelector {
+    Active,
+    Id(InstanceId),
+    Pid(u32),
+}
+
+pub fn select_instance(
+    records: &[InstanceRecord],
+    selector: &InstanceSelector,
+) -> Result<InstanceRecord, ControlError> {
+    match selector {
+        InstanceSelector::Active => select_active(records),
+        InstanceSelector::Id(instance_id) => records
+            .iter()
+            .find(|record| &record.instance_id == instance_id)
+            .cloned()
+            .ok_or_else(|| {
+                ControlError::new(
+                    ErrorCode::NoInstance,
+                    format!("no Warp instance with id {}", instance_id.0),
+                )
+            }),
+        InstanceSelector::Pid(pid) => records
+            .iter()
+            .find(|record| record.pid == *pid)
+            .cloned()
+            .ok_or_else(|| {
+                ControlError::new(
+                    ErrorCode::NoInstance,
+                    format!("no Warp instance with pid {pid}"),
+                )
+            }),
+    }
+}
+
+fn select_active(records: &[InstanceRecord]) -> Result<InstanceRecord, ControlError> {
+    match records {
+        [] => Err(ControlError::new(
+            ErrorCode::NoInstance,
+            "no local Warp control instances were discovered",
+        )),
+        [record] => Ok(record.clone()),
+        _ => Err(ControlError::new(
+            ErrorCode::AmbiguousInstance,
+            "multiple local Warp control instances were discovered; pass --instance",
+        )),
+    }
+}
+
+#[cfg(test)]
+#[path = "selection_tests.rs"]
+mod tests;