feat: add bridgeable build cli

src/validate.js

@@ -0,0 +1,77 @@
+import { existsSync, readFileSync } from 'node:fs';
+import { join, relative, resolve } from 'node:path';
+import { walkFiles } from './file-rules.js';
+
+const allowedSchemaVersions = new Set([1]);
+
+const readJson = (path) => JSON.parse(readFileSync(path, 'utf8'));
+
+export const validateSource = (sourceDir, config) => {
+  const sourceRoot = resolve(sourceDir);
+  const errors = [];
+  const warnings = [];
+
+  if (!allowedSchemaVersions.has(config.schemaVersion)) {
+    errors.push(`Unsupported schemaVersion: ${config.schemaVersion}`);
+  }
+
+  if (config.type !== 'bridgeable-components') {
+    errors.push(`Unsupported type: ${config.type}`);
+  }
+
+  for (const [key, path] of Object.entries(config.paths)) {
+    if (!path || typeof path !== 'string') {
+      errors.push(`paths.${key} must be a non-empty string.`);
+      continue;
+    }
+
+    if (!existsSync(join(sourceRoot, path))) {
+      warnings.push(`Configured path is missing: ${path}`);
+    }
+  }
+
+  if (!existsSync(join(sourceRoot, config.entry.globalStyles))) {
+    warnings.push(`Global style entry is missing: ${config.entry.globalStyles}`);
+  }
+
+  let specCount = 0;
+  walkFiles(sourceRoot, (absolutePath) => {
+    if (!absolutePath.endsWith('.component.json')) {
+      return;
+    }
+
+    specCount += 1;
+    const relativePath = relative(sourceRoot, absolutePath);
+    let spec;
+
+    try {
+      spec = readJson(absolutePath);
+    } catch (error) {
+      errors.push(`Invalid JSON in ${relativePath}: ${error.message}`);
+      return;
+    }
+
+    const expectedType = relativePath.startsWith(`${config.paths.components}/`)
+      ? 'component'
+      : 'section';
+
+    if (spec.type && spec.type !== expectedType) {
+      errors.push(`${relativePath} has type "${spec.type}" but expected "${expectedType}".`);
+    }
+
+    if (!spec.name || typeof spec.name !== 'string') {
+      errors.push(`${relativePath} must define a string "name".`);
+    }
+  });
+
+  if (specCount === 0) {
+    warnings.push('No *.component.json files were found.');
+  }
+
+  return {
+    valid: errors.length === 0,
+    errors,
+    warnings,
+    specCount
+  };
+};