docs: publish lexical language parity contract

README.md

@@ -6,10 +6,11 @@ elements, and dependency edges show calls, imports, and inheritance. The same
 model is emitted as versioned JSON for other tools, including a future Fold
 integration.
 
-The initial extractor recognizes Rust, Dart, Python, C/C++,
-JavaScript/TypeScript, and Swift source extensions. Symbol extraction is intentionally conservative and
-lexical in v0.1; every relationship records its backend, confidence, and source
-location so consumers can distinguish it from imported symbolic evidence.
+The initial extractor provides first-class lexical profiles for Rust, Dart,
+C/C++, and JavaScript/TypeScript, with explicitly secondary Python and Swift
+coverage. Symbol extraction is intentionally conservative and lexical in v0.1;
+every relationship records its backend, confidence, and all contributing source
+locations so consumers can distinguish it from imported symbolic evidence.
 See [language support and parity](docs/architecture/language-support.md) for the
 construct-level coverage matrix and first-class promotion contract.
 
@@ -56,6 +57,8 @@ default; an internal or vendored URL can be supplied with --cytoscape-url.
   confidence.
 - A focused Rust test suite, quality gate, bounded auto-loop, and artifact-based
   benchmark runner.
+- A labeled language-parity corpus with independent gates for every advertised
+  language; Python and Swift remain characterization-only secondary profiles.
 
 ## Important limits
 

docs/ROADMAP.md

@@ -4,7 +4,9 @@
 
 - Versioned graph JSON.
 - Fast lexical multi-language preview.
-- Dart classes, functions/methods, imports, inheritance, and local calls.
+- First-class lexical profiles for Dart, Rust, C/C++, and
+  JavaScript/TypeScript, with labeled parity fixtures and per-language gates.
+- Characterized secondary Python and Swift coverage.
 - Fold SARIF/native finding overlay.
 - Interactive Cytoscape building.
 - Transparent structural indicators and deterministic tests.

docs/architecture/language-support.md

@@ -5,9 +5,13 @@ JavaScript/TypeScript, and Swift. Recognition does not imply compiler-level
 coverage: the current backend is deliberately lexical, line-oriented, and
 evidence-labeled.
 
-The first-class parity targets are Dart, Rust, C/C++, and
-JavaScript/TypeScript. Python and Swift remain secondary until their extraction
-contracts and fixtures reach the same standard.
+The first-class lexical profiles are Dart, Rust, C/C++, and
+JavaScript/TypeScript. Here, parity means each profile has dedicated construct
+patterns, relationship evidence, positive and clean-negative fixtures, stable
+regression assertions, and an independent benchmark gate. It does not mean the
+languages have identical grammar features or compiler-grade resolution. Python
+and Swift remain secondary until their extraction contracts and fixtures reach
+the same standard.
 
 Plain `.h` files remain classified as C++ because their language cannot be
 determined from the extension alone. C projects that require header symbol
@@ -18,12 +22,12 @@ frontend; Brick does not guess that ownership.
 
 | Language | Useful current coverage | Important gaps | Tier |
 | --- | --- | --- | --- |
-| Dart | Classes, mixins, enums, extensions, methods, named constructors, accessors, import/export/part directives, `extends`/`with`/`implements`/`on`, and ordinary calls | operators, generic relationship targets, conditional directives, and multiline declarations | first-class target |
-| Rust | Structs, enums, traits, ordinary/async/const/unsafe/extern functions, simple inherent/trait impl ownership, ordinary/turbofish/macro calls, braced `use` resolution, and raw-string masking | module ownership, unions/type aliases, nested generic impl headers, glob imports, and macro definitions | first-class target |
-| C | Distinct `.c` identity, includes, structs/unions/enums, narrow function forms, and ordinary calls | anonymous typedef aggregates, function pointers, C23 attributes, macros, and multiline declarations | first-class target |
-| C++ | Classes/structs/unions/enums, `final`, constructors/destructors/operators, override-qualified methods, multiple inheritance, ordinary calls, and local include resolution | namespaces, overload disambiguation, lambdas, concepts/requires, complex template bases, and multiline declarations | first-class target |
-| JavaScript | Default/exported classes, inheritance, owned methods/constructors, named functions, arrows, ES imports/re-exports, CommonJS `require`, dynamic imports, ordinary calls, and multiline template masking | function expressions, computed methods, decorators, JSX structure, package exports, and type-aware member calls | first-class target |
-| TypeScript | JavaScript forms plus interfaces/enums/namespaces, generic and abstract classes/functions/methods, `implements`, type imports/re-exports, and typed arrows | type aliases, overload declarations, decorators, declaration merging, TSX structure, and path mappings | first-class target |
+| Dart | Classes, mixins, enums, extensions, methods, named constructors, accessors, import/export/part directives, `extends`/`with`/`implements`/`on`, and ordinary calls | operators, generic relationship targets, conditional directives, and multiline declarations | first-class lexical |
+| Rust | Structs, enums, traits, ordinary/async/const/unsafe/extern functions, simple inherent/trait impl ownership, ordinary/turbofish/macro calls, braced `use` resolution, and raw-string masking | module ownership, unions/type aliases, nested generic impl headers, glob imports, and macro definitions | first-class lexical |
+| C | Distinct `.c` identity, includes, structs/unions/enums, narrow function forms, and ordinary calls | anonymous typedef aggregates, function pointers, C23 attributes, macros, and multiline declarations | first-class lexical |
+| C++ | Classes/structs/unions/enums, `final`, constructors/destructors/operators, override-qualified methods, multiple inheritance, ordinary calls, and local include resolution | namespaces, overload disambiguation, lambdas, concepts/requires, complex template bases, and multiline declarations | first-class lexical |
+| JavaScript | Default/exported classes, inheritance, owned methods/constructors, named functions, arrows, ES imports/re-exports, CommonJS `require`, dynamic imports, ordinary calls, and multiline template masking | function expressions, computed methods, decorators, JSX structure, package exports, and type-aware member calls | first-class lexical |
+| TypeScript | JavaScript forms plus interfaces/enums/namespaces, generic and abstract classes/functions/methods, `implements`, type imports/re-exports, and typed arrows | type aliases, overload declarations, decorators, declaration merging, TSX structure, and path mappings | first-class lexical |
 | Python | Characterized fixture coverage for basic classes, functions/async functions, imports, calls, inheritance, and indentation scopes | multiple bases, qualified ownership, decorators, multiline strings, relative/dynamic imports, and complete multi-import handling | secondary |
 | Swift | Characterized extension recognition plus incidental simple `class`, `func`, inheritance, ownership, and call matching | no dedicated profile; imports, protocols, actors, enums, extensions, async/generic forms, and Swift-specific signatures are incomplete | secondary |
 
@@ -69,7 +73,7 @@ the same corpus. Their assertions are characterization tests, not evidence of
 first-class parity. In particular, the Swift fixture preserves the visible gap
 between file/type recognition and Swift-specific relationship extraction.
 
-## Delivery order
+## Delivered foundation order
 
 1. Shared resolver and scope foundation.
 2. A golden fixture harness and mixed-language collision corpus.