hyf

commit 37beac1daf26d1c8952c38ffd189a993894a4c9e
parent 4fe170de7b4ef1fe298f2697c9e9d57ca6600704
Author: triesap <tyson@radroots.org>
Date:   Wed,  8 Apr 2026 20:58:55 +0000

core: source hyf build identity from manifest

Diffstat:
M
src/hyf_core/metadata.mojo
 | 
74
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---
M
tests/test_hyf.mojo
 | 
13
+++++++++++++

2 files changed, 84 insertions(+), 3 deletions(-)
diff --git a/src/hyf_core/metadata.mojo b/src/hyf_core/metadata.mojo
@@ -1,8 +1,17 @@
+from std.pathlib import Path, _dir_of_current_file
+
+
 def hyf_protocol_version() -> Int:
     return 1
 
 
 @fieldwise_init
+struct HyfPackageSurface(Copyable, Movable):
+    var package_name: String
+    var package_version: String
+
+
+@fieldwise_init
 struct HyfBuildIdentity(Copyable, Movable):
     var service_name: String
     var package_name: String
@@ -15,11 +24,70 @@ struct HyfBuildIdentity(Copyable, Movable):
     var assisted_execution_available: Bool
 
 
-def current_build_identity() -> HyfBuildIdentity:
+def _package_surface_manifest_path() raises -> Path:
+    return _dir_of_current_file() / ".." / ".." / "pixi.toml"
+
+
+def _parse_quoted_assignment_value(value: String) raises -> String:
+    var trimmed_value = value.strip()
+    if (
+        trimmed_value.byte_length() < 2
+        or not trimmed_value.startswith("\"")
+        or not trimmed_value.endswith("\"")
+    ):
+        raise Error("manifest assignment value must be a quoted string")
+
+    return String(
+        trimmed_value[byte=1 : trimmed_value.byte_length() - 1]
+    )
+
+
+def current_package_surface() raises -> HyfPackageSurface:
+    var in_workspace = False
+    var package_name = String("")
+    var package_version = String("")
+
+    for raw_line in _package_surface_manifest_path().read_text().splitlines():
+        var line = String(raw_line).strip()
+        if line == "" or line.startswith("#"):
+            continue
+
+        if line.startswith("["):
+            in_workspace = line == "[workspace]"
+            continue
+
+        if not in_workspace:
+            continue
+
+        var equals_index = line.find("=")
+        if equals_index < 0:
+            continue
+
+        var key = String(line[byte=0:equals_index]).strip()
+        var value = _parse_quoted_assignment_value(
+            String(line[byte=equals_index + 1 :])
+        )
+
+        if key == "name":
+            package_name = value^
+        elif key == "version":
+            package_version = value^
+
+        if package_name != "" and package_version != "":
+            return HyfPackageSurface(
+                package_name=package_name^,
+                package_version=package_version^,
+            )
+
+    raise Error("unable to derive hyf package surface from pixi.toml")
+
+
+def current_build_identity() raises -> HyfBuildIdentity:
+    var package_surface = current_package_surface()
     return HyfBuildIdentity(
         service_name="hyf",
-        package_name="hyf",
-        package_version="0.1.0",
+        package_name=package_surface.package_name,
+        package_version=package_surface.package_version,
         daemon_name="hyfd",
         transport="stdio",
         protocol_version=hyf_protocol_version(),
diff --git a/tests/test_hyf.mojo b/tests/test_hyf.mojo
@@ -6,6 +6,7 @@ from hyf_core.backends.selector import (
     execute_capability as execute_core_capability,
     resolve_backend,
 )
+from hyf_core.metadata import current_build_identity, current_package_surface
 from hyf_core.request_context import default_request_context
 from hyf_stdio.codec import decode_request, encode_error, encode_success
 from hyf_stdio.envelope import WireErrorResponse, WireSuccessResponse
@@ -131,6 +132,18 @@ def test_handle_request_line_returns_invalid_request_for_bad_line() raises:
     assert_equal(result["error"]["code"].string_value(), "invalid_request")
 
 
+def test_current_build_identity_matches_manifest_package_surface() raises:
+    var package_surface = current_package_surface()
+    var build_identity = current_build_identity()
+
+    assert_equal(package_surface.package_name, "hyf")
+    assert_equal(package_surface.package_version, "0.1.0")
+    assert_equal(build_identity.package_name, package_surface.package_name)
+    assert_equal(
+        build_identity.package_version, package_surface.package_version
+    )
+
+
 def test_status_reports_registered_deterministic_ready() raises:
     var result = _dispatch(
         '{"version":1,"request_id":"status-1","trace_id":"trace-status-1","capability":"sys.status","input":{}}'