feat(pathf): add build-time type path resolution system

Add `mingling_pathf` sub-crate and `pathf` feature for automatic
resolution of Mingling type module paths at build time. Scans source
files, identifies macro invocations via pattern matchers, and generates
mapping files consumed by `gen_program!()`.

1 files changed, 17 insertions, 0 deletions

diff --git a/mingling_pathf/test/src/test_files/test_dispatcher.rs b/mingling_pathf/test/src/test_files/test_dispatcher.rs
new file mode 100644
index 0000000..48f5e4d
--- /dev/null
+++ b/mingling_pathf/test/src/test_files/test_dispatcher.rs
@@ -0,0 +1,17 @@
+mingling::macros::dispatcher!("greet", CMDGreet => EntryGreet);
+mingling::macros::dispatcher!("greet");
+mingling::macros::dispatcher!("remote.add", CMDRemoteAdd => EntryRemoteAdd);
+mingling::macros::dispatcher!("remote.add");
+
+dispatcher!("delete", CMDDelete => EntryDelete);
+dispatcher!("delete");
+dispatcher!("remote.rm", CMDRemoteRm => EntryRemoteRm);
+dispatcher!("remote.rm");
+
+pub mod sub {
+    mingling::macros::dispatcher!("greet", CMDGreet => EntryGreet);
+    mingling::macros::dispatcher!("greet");
+
+    dispatcher!("delete", CMDDelete => EntryDelete);
+    dispatcher!("delete");
+}