Evaluation Improvements + Maintenance (#11)

* fix: quiet down stderr reporting on lexer/parser errs
* chore: npm audit
* chore: ignore local files
* fix: update usages w/out context & mark tags opt
* feat: introduce yaml -> evalcase decoder
* chore: remove deprecated npm flag
* fix: setup eslint
* fix: lint reformatting (same code, just style shift)
* chore: pin node/npm via nvmrc + direnv
* test: cover yaml loading for eval cases
* chore: npm audit fix
* test: lint during ci
* chore: update tsconfig + imports
* docs: update changelog

Author: montymxb

.envrc

@@ -0,0 +1 @@
+use_nvm

.github/workflows/ci.yml

@@ -25,6 +25,9 @@ jobs:
 
     - name: Build packages
       run: npm run build
+
+    - name: Lint
+      run: npm run lint
 
     - name: Run tests
       run: npm run test:ci

.gitignore

@@ -12,4 +12,5 @@ results
 downloads/
 stores/
 data/
-.langium-ai
+.langium-ai
+*.local.*

.node-version

@@ -0,0 +1 @@
+24.11.1

.nvmrc

@@ -0,0 +1,58 @@
+# CHANGELOG
+
+## v4.1.5 (Unreleased)
+
+### New features
+- Introduced yaml -> evalcase decoder for loading evaluator cases in bulk
+
+### General improvements
+- Added tests for evaluator + splitter
+- Setup eslint and lint during CI
+- Bump pinned node to v24 via nvmrc + direnv
+- Move edit distance evaluator from core into examples
+- Move levenshtein distance evaluator into examples
+- Quiet down stderr reporting on lexer/parser errors
+- Update usages without context & mark tags optional
+- Update tsconfig + imports
+- npm audit fixes
+- Ignore local files
+
+## v4.1.4 (2025-12-17)
+
+### New features
+- Use protobuf definition to generate language independent types (#9)
+- Align langium and lai versions
+
+## v4.1.0 (2025-09-30)
+
+### New features
+- Initial LAI MCP server implementation (#7)
+- Collect rule call statistics (#8)
+  - Added tests for document syntax analyzer
+  - Allow setting includeImportedRules and includeHiddenRules
+
+### General improvements
+- Move main to track latest langium, 4.1.X
+- Bump packages
+- Correct install ref on README
+- Audit updates
+- Added CI build
+- Fixed extension usage in document uri
+
+## v0.0.2 (2025-05-13)
+
+### New features
+- Add splitter example
+- Update splitter with program map functionality
+- Added copyrights
+
+### General improvements
+- Update examples & exports
+- README update
+- Clean up other packages with small corrections
+- Add launch config
+
+## v0.0.1 (2025-04-17)
+
+### New features
+- Initial release of langium-ai and langium-ai-tools

CHANGELOG.md

@@ -0,0 +1,62 @@
+import eslint from '@eslint/js';
+import tseslint from 'typescript-eslint';
+
+export default tseslint.config(
+    eslint.configs.recommended,
+    {
+        // global ignores
+        ignores: [
+            '**/dist/**',
+            '**/node_modules/**',
+            '**/src/gen/**',
+            '**/*.js',
+            '**/*.mjs',
+            '**/*.cjs',
+        ],
+    },
+    {
+        // type-checked linting for source files
+        files: ['**/src/**/*.ts'],
+        extends: [...tseslint.configs.recommendedTypeChecked],
+        languageOptions: {
+            parserOptions: {
+                project: true,
+                tsconfigRootDir: import.meta.dirname,
+            },
+        },
+    },
+    {
+        // basic linting for test files and config files (no type-checking)
+        files: ['**/tests/**/*.ts', '**/vitest.config.ts'],
+        extends: [...tseslint.configs.recommended],
+    },
+    {
+        // custom rules for all TypeScript files
+        files: ['**/*.ts'],
+        rules: {
+            'curly': ['error', 'all'],
+            'prefer-const': 'error',
+            'no-var': 'error',
+            'eqeqeq': ['error', 'always'],
+            // typescript-specific rules
+            '@typescript-eslint/no-explicit-any': 'warn',
+            '@typescript-eslint/no-unused-vars': ['error', {
+                'argsIgnorePattern': '^_',
+                'varsIgnorePattern': '^_',
+            }],
+            // allow empty interfaces for extensibility
+            '@typescript-eslint/no-empty-interface': 'off',
+        },
+    },
+    {
+        // additional rules for source files with type information
+        files: ['**/src/**/*.ts'],
+        rules: {
+            // allow any for specific cases
+            '@typescript-eslint/no-unsafe-assignment': 'warn',
+            '@typescript-eslint/no-unsafe-member-access': 'warn',
+            '@typescript-eslint/no-unsafe-call': 'warn',
+            '@typescript-eslint/no-unsafe-return': 'warn',
+        },
+    }
+);