chore: merge main into codex/audit-artifact-view-coverage

Missing Go build metadata is unavailable coverage, so the MCP page reports a null total instead of an empty collection.

src/domain/analysisView/analysisViewResult.ts

@@ -559,6 +559,7 @@ export const erlangBeamSummaryViewResultSchema = z.strictObject({
 });
 export const erlangBeamTableViewResultSchema = z.strictObject({
   ...viewResultBase,
+  coverage: nullableCollectionViewCoverageSchema,
   kind: z.literal("beam"),
   parent_operation: z.literal("inspect_erlang_beam"),
   view: erlangBeamViewRequestSchema,
@@ -624,6 +625,7 @@ export const rustBinarySummaryViewResultSchema = z.strictObject({
 
 export const rustBinaryPageViewResultSchema = z.strictObject({
   ...viewResultBase,
+  coverage: nullableCollectionViewCoverageSchema,
   ...rustBinaryViewContextSchema.shape,
   kind: z.literal("rust"),
   parent_operation: z.literal("inspect_rust_binary"),
@@ -1505,6 +1507,7 @@ export const analysisViewResultSchema = z.discriminatedUnion("kind", [
   z.strictObject({
     ...viewResultBase,
     ...goBinaryViewContextSchema.shape,
+    coverage: nullableCollectionViewCoverageSchema,
     kind: z.literal("go"),
     parent_operation: z.literal("inspect_go_binary"),
     view: goBinaryViewRequestSchema,

src/domain/analysisView/artifactAvailabilityView.test.ts

@@ -0,0 +1,125 @@
+import { expect, it } from "vitest";
+import { createEvidence } from "../evidence.js";
+import type { ErlangBeam } from "../erlang/beam.js";
+import type { ModelArtifact } from "../model/modelArtifact.js";
+import {
+  projectAnalysisView,
+  type AnalysisViewParent,
+} from "./analysisView.js";
+
+const parent = (
+  operation: string,
+  result: ErlangBeam | ModelArtifact,
+): AnalysisViewParent => {
+  const evidence = createEvidence(
+    { path: result.artifact.path, sha256: "a".repeat(64), format: "file" },
+    { id: "fixture", name: "Fixture reader", version: "1" },
+    { operation, parameters: {}, result },
+  );
+  return {
+    predicateType: evidence.predicate_type,
+    evidenceId: evidence.evidence_id,
+    operation,
+    subject: evidence.subject,
+    normalizedResult: result,
+    limitations: [],
+  };
+};
+
+const beam: ErlangBeam = {
+  artifact: {
+    path: "/artifacts/module.beam",
+    sha256: "a".repeat(64),
+    bytes: 12,
+  },
+  form: { location: { offset: 0, bytes: 12 }, size: 4 },
+  chunks: [],
+  atoms: null,
+  atom_encoding: null,
+  exports: null,
+  imports: null,
+  lambdas: null,
+  code: null,
+  module: null,
+  coverage: { status: "complete", examined_chunks: 0, atoms: 0 },
+  limitations: [],
+};
+
+it.each(["atoms", "exports", "imports", "lambdas"] as const)(
+  "distinguishes unavailable BEAM %s from a decoded empty table",
+  (collection) => {
+    for (const available of [false, true]) {
+      const result = projectAnalysisView(
+        parent("inspect_erlang_beam", {
+          ...beam,
+          [collection]: available ? [] : null,
+        }),
+        { kind: "beam", collection, offset: 7, limit: 1 },
+      );
+      if (!result.ok) throw result.error;
+      expect(result.value.coverage).toEqual({
+        status: available ? "empty" : "unavailable",
+        examined: 0,
+        total: available ? 0 : null,
+        next_offset: null,
+        exhausted: available,
+      });
+      expect(result.value).toMatchObject({ page: { collection, items: [] } });
+      if (!available)
+        expect(result.value.unknowns.join(" ")).toContain(
+          `No ${collection} table was decoded`,
+        );
+    }
+  },
+);
+
+const model: ModelArtifact = {
+  artifact: {
+    path: "/artifacts/model.gguf",
+    file_size: 32,
+    header_sha256: "a".repeat(64),
+    header_length: 32,
+    sha256: "a".repeat(64),
+    bytes_read: 32,
+    read_scope: "full-file",
+  },
+  format: "gguf",
+  version: 3,
+  byte_order: "little",
+  alignment: 32,
+  tensor_data_offset: 32,
+  metadata: [],
+  tensors: [],
+  totals: {
+    confidence: "derived",
+    parameter_count: "0",
+    tensor_bytes: 0,
+    by_type: [],
+  },
+  coverage: {
+    header: "complete",
+    tensor_data: "not-interpreted",
+    array_values: "preview",
+    tensor_ranges: "partial",
+    storage_sizes: "partial",
+  },
+  limitations: [
+    "Array metadata retains only the requested preview; storage sizes remain unknown.",
+  ],
+};
+
+it.each(["metadata", "tensors", "types"] as const)(
+  "retains producer limitations on model %s pages with no envelope warnings",
+  (collection) => {
+    const input = parent("inspect_model_artifact", model);
+    const result = projectAnalysisView(input, {
+      kind: "model-artifact",
+      collection,
+      offset: 0,
+      limit: 1,
+    });
+    if (!result.ok) throw result.error;
+    expect(result.value.limitations).toEqual(model.limitations);
+    expect(input.limitations).toEqual([]);
+  },
+);

src/domain/analysisView/erlangBeamView.ts

@@ -13,6 +13,7 @@ import {
   boundedViewMessages,
   completeWithinViewCoverage,
   pageViewCoverage,
+  unavailableViewCoverage,
 } from "./analysisViewCoverage.js";
 import { selectViewRows } from "./selectViewRows.js";
 
@@ -120,7 +121,7 @@ type Row = NonNullable<ErlangBeam[Table]>[number];
 type BeamView = z.infer<typeof erlangBeamViewRequestSchema>;
 
 /** Select already parsed rows; original atom/lambda indexes are never repurposed. */
-const selectRows = (rows: readonly Row[] | null, view: BeamView) => {
+const selectRows = (source: readonly Row[], view: BeamView) => {
   const names = view.names === undefined ? undefined : new Set(view.names);
   const indices =
     view.indices === undefined ? undefined : new Set(view.indices);
@@ -138,7 +139,6 @@ const selectRows = (rows: readonly Row[] | null, view: BeamView) => {
     ),
     source_index,
   });
-  const source = rows ?? [];
   if (names === undefined && indices === undefined && modules === undefined)
     return {
       rows: source
@@ -223,7 +223,17 @@ export const projectErlangBeamView = (
       summary,
       coverage: completeWithinViewCoverage(chunks.length, chunks.length),
     });
-  const selected = selectRows(parsed.value[view.collection], view);
+  const rows = parsed.value[view.collection];
+  if (rows === null)
+    return ok({
+      ...shared,
+      kind: "beam" as const,
+      view,
+      beam: summary,
+      page: { collection: view.collection, items: [] },
+      coverage: unavailableViewCoverage(),
+    });
+  const selected = selectRows(rows, view);
   return ok({
     ...shared,
     kind: "beam" as const,

src/domain/analysisView/goBinaryView.test.ts

@@ -238,3 +238,53 @@ it("refuses string_literals view when unrequested and projects filtered/truncate
     ],
   });
 });
+
+it.each(["dependencies", "settings"] as const)(
+  "distinguishes unavailable Go %s from decoded empty records",
+  (collection) => {
+    for (const available of [false, true]) {
+      const input = parent();
+      const result = projectAnalysisView(
+        {
+          ...input,
+          normalizedResult: {
+            ...report,
+            build_info: available
+              ? {
+                  header_offset: 0,
+                  encoding: "inline",
+                  go_version: null,
+                  go_version_bytes_base64: "",
+                  module_text: null,
+                  module_bytes_base64: "",
+                  version_location: { offset: 32, bytes: 0 },
+                  module_location: { offset: 32, bytes: 0 },
+                  module: {
+                    path: null,
+                    main: null,
+                    dependencies: [],
+                    settings: [],
+                    unparsed_lines: [],
+                    unparsed_line_bytes_base64: [],
+                    complete: true,
+                  },
+                }
+              : null,
+          },
+        },
+        { kind: "go", collection, offset: 3, limit: 1 },
+      );
+      if (!result.ok) throw result.error;
+      expect(result.value.coverage).toEqual({
+        status: available ? "empty" : "unavailable",
+        examined: 0,
+        total: available ? 0 : null,
+        next_offset: null,
+        exhausted: available,
+      });
+      expect(result.value).toMatchObject({
+        source_coverage: { build_info_available: available },
+      });
+    }
+  },
+);

src/domain/analysisView/goBinaryView.ts

@@ -20,6 +20,7 @@ import {
   boundedViewMessages,
   completeWithinViewCoverage,
   pageViewCoverage,
+  unavailableViewCoverage,
 } from "./analysisViewCoverage.js";
 import { analysisViewInputError } from "./analysisViewErrors.js";
 import { createAnalysisViewResultReader } from "./analysisViewParent.js";
@@ -322,10 +323,18 @@ export const projectGoBinaryView = (
       ),
     });
   }
+  if (info === null)
+    return ok({
+      kind: "go" as const,
+      view,
+      ...shared,
+      page: { collection: view.collection, rows: [] },
+      coverage: unavailableViewCoverage(),
+    });
   if (view.collection === "dependencies") {
     const paths = view.paths === undefined ? undefined : new Set(view.paths);
     const selected = selectViewRows(
-      info?.module.dependencies ?? [],
+      info.module.dependencies,
       view,
       (row, index) =>
         (indices?.has(index) ?? true) && (paths?.has(row.path) ?? true),
@@ -353,7 +362,7 @@ export const projectGoBinaryView = (
   }
   const keys = view.keys === undefined ? undefined : new Set(view.keys);
   const selected = selectViewRows(
-    info?.module.settings ?? [],
+    info.module.settings,
     view,
     (row, index) =>
       (indices?.has(index) ?? true) && (keys?.has(row.key) ?? true),

src/domain/analysisView/modelArtifactView.ts

@@ -217,7 +217,7 @@ export const projectModelArtifactView = (
     parent_digest: parent.evidenceId.slice(3),
     artifact: { path: report.artifact.path, sha256: report.artifact.sha256 },
     limitations: boundedViewMessages(
-      parent.limitations,
+      [...parent.limitations, ...report.limitations],
       parent.evidenceId,
       "limitations",
     ),

src/domain/analysisView/rustBinaryView.test.ts

@@ -206,3 +206,40 @@ it("pages matching original indices and omits dependency vectors unless selected
     next_offset: null,
   });
 });
+
+it.each(["packages", "edges"] as const)(
+  "distinguishes unavailable Rust %s from decoded empty records",
+  (collection) => {
+    for (const available of [false, true]) {
+      const metadata = report.auditable_metadata!;
+      const result = projectAnalysisView(
+        parent({
+          ...report,
+          auditable_metadata: available
+            ? {
+                ...metadata,
+                packages: [],
+                root_package_index: null,
+                dependency_edges: [],
+                cyclic_dependency_indices: [],
+              }
+            : null,
+        }),
+        { kind: "rust", collection, offset: 3, limit: 1 },
+      );
+      if (!result.ok) throw result.error;
+      expect(result.value.coverage).toEqual({
+        status: available ? "empty" : "unavailable",
+        examined: 0,
+        total: available ? 0 : null,
+        next_offset: null,
+        exhausted: available,
+      });
+      expect(result.value).toMatchObject({
+        source_coverage: {
+          embedded_records: available ? "complete" : "unknown",
+        },
+      });
+    }
+  },
+);

src/domain/analysisView/rustBinaryView.ts

@@ -22,6 +22,7 @@ import {
   boundedViewMessages,
   completeWithinViewCoverage,
   pageViewCoverage,
+  unavailableViewCoverage,
 } from "./analysisViewCoverage.js";
 import { analysisViewInputError } from "./analysisViewErrors.js";
 import { selectViewRows } from "./selectViewRows.js";
@@ -190,6 +191,15 @@ export const projectRustBinaryView = (
       summary,
       coverage: completeWithinViewCoverage(1, 1),
     });
+  if (metadata === null)
+    return ok({
+      kind: "rust" as const,
+      view,
+      ...shared,
+      rust: summary,
+      page: { collection: view.collection, rows: [] },
+      coverage: unavailableViewCoverage(),
+    });
   const indices =
     view.indices === undefined ? undefined : new Set(view.indices);
   const fields =
@@ -199,7 +209,7 @@ export const projectRustBinaryView = (
     const versions =
       view.versions === undefined ? undefined : new Set(view.versions);
     const selected = selectViewRows(
-      metadata?.packages ?? [],
+      metadata.packages,
       view,
       (row, index) =>
         (indices?.has(index) ?? true) &&
@@ -238,7 +248,7 @@ export const projectRustBinaryView = (
   const to =
     view.to_indices === undefined ? undefined : new Set(view.to_indices);
   const selected = selectViewRows(
-    metadata?.dependency_edges ?? [],
+    metadata.dependency_edges,
     view,
     (row, index) =>
       (indices?.has(index) ?? true) &&

tests/boundary/mcp/goBinaryViews.test.ts

@@ -368,7 +368,7 @@ mcpTest(
       const page = goPage(parseEvidence(empty.structuredContent));
       expect(page).toMatchObject({
         page: { rows: [] },
-        coverage: { total: 0 },
+        coverage: { status: "unavailable", total: null, exhausted: false },
         source_coverage: {
           build_info_available: false,
           module_parse_complete: null,