image uploads

1 files changed, 9 insertions, 12 deletions

diff --git a/libpanto/src/tool_source.zig b/libpanto/src/tool_source.zig
index bb109d8..4b9e104 100644
--- a/libpanto/src/tool_source.zig
+++ b/libpanto/src/tool_source.zig
@@ -29,16 +29,13 @@
 
 const std = @import("std");
 const Allocator = std.mem.Allocator;
+const tool = @import("tool.zig");
 
-/// Tool metadata: everything the LLM-facing wire needs (name,
-/// description, schema) without an invocation vtable. `ToolSource`s
-/// declare their tools this way because they share a single dispatch
-/// path.
-pub const ToolDecl = struct {
-    name: []const u8,
-    description: []const u8,
-    schema_json: []const u8,
-};
+/// Tool metadata: re-exported from `tool.zig`, which owns the more atomic
+/// type. `ToolSource`s declare their tools this way because they share a
+/// single dispatch path.
+pub const ToolDecl = tool.ToolDecl;
+pub const ResultPart = tool.ResultPart;
 
 /// One pending invocation passed to `invoke_batch`. Slices borrowed from
 /// the caller for the duration of the call.
@@ -52,9 +49,9 @@ pub const Call = struct {
 /// Result for a single call. Mirrors the success/error split of
 /// `Tool.invoke`'s return shape. Owned by the caller-supplied allocator.
 pub const CallResult = union(enum) {
-    /// Owned bytes, freed by libpanto after assembling the ToolResult
-    /// block.
-    ok: []u8,
+    /// Owned parts (slice + each part's bytes), freed by libpanto after
+    /// assembling the ToolResult block (see `tool.freeResultParts`).
+    ok: []ResultPart,
     err: anyerror,
 };