添加遥控业务代码

IEC60870-Slave/.build/command-comments/check-comments.cjs

@@ -0,0 +1,66 @@
+const fs = require('node:fs');
+const path = require('node:path');
+const assert = require('node:assert/strict');
+const root = path.resolve(__dirname, '../..');
+const files = [
+  '104/business/IEC104_Command.c',
+  '104/business/IEC104_Command.h',
+  'examples/iec104_slave_example.c',
+  'test/iec104_command_test.c',
+];
+
+// Preserve literals and token boundaries while ignoring only comments/whitespace.
+function tokens(source) {
+  const input = source.replace(/\\\r?\n/g, '');
+  const result = [];
+  let offset = 0;
+  while (offset < input.length) {
+    if (/\s/.test(input[offset])) { offset++; continue; }
+    if (input.startsWith('//', offset)) {
+      const end = input.indexOf('\n', offset + 2);
+      offset = end < 0 ? input.length : end + 1;
+      continue;
+    }
+    if (input.startsWith('/*', offset)) {
+      const end = input.indexOf('*/', offset + 2);
+      assert(end >= 0, 'unterminated comment');
+      offset = end + 2;
+      continue;
+    }
+    const tail = input.slice(offset);
+    const literal = /^(?:u8|u|U|L)?(?:"(?:\\[\s\S]|[^"\\])*"|'(?:\\[\s\S]|[^'\\])*')/.exec(tail);
+    const word = literal || /^(?:[A-Za-z_][A-Za-z_0-9]*|(?:[0-9]|\.[0-9])(?:[eEpP][+-]|[A-Za-z_0-9.])*)/.exec(tail);
+    const token = word || /^(?:>>=|<<=|\.\.\.|->|\+\+|--|<<|>>|<=|>=|==|!=|&&|\|\||\*=|\/=|%=|\+=|-=|&=|\^=|\|=|##|.)/.exec(tail);
+    assert(token, `cannot tokenize at ${offset}`);
+    result.push(token[0]);
+    offset += token[0].length;
+  }
+  return result;
+}
+
+for (const file of files) {
+  const originalBytes = fs.readFileSync(path.join(__dirname, `${path.basename(file)}.before`));
+  const currentBytes = fs.readFileSync(path.join(root, file));
+  const decoder = new TextDecoder('utf-8', { fatal: true });
+  const original = decoder.decode(originalBytes);
+  const current = decoder.decode(currentBytes);
+  assert.deepEqual(tokens(current), tokens(original), `${file}: code tokens changed`);
+  assert.equal(currentBytes.subarray(0, 3).equals(Buffer.from([0xef, 0xbb, 0xbf])),
+    originalBytes.subarray(0, 3).equals(Buffer.from([0xef, 0xbb, 0xbf])), `${file}: BOM changed`);
+  assert(!current.includes('\r'), `${file}: CR line endings`);
+  assert(!current.includes('\ufffd'), `${file}: replacement character`);
+  assert(!/[\t ]+$/m.test(current), `${file}: trailing whitespace`);
+  assert(current.endsWith('\n'), `${file}: missing terminal newline`);
+  console.log(`${file}: ${tokens(current).length} unchanged tokens, UTF-8/LF OK`);
+}
+
+// The loopback update only adds standalone line comments; compare all other bytes.
+const loopbackPath = 'test/slave_example_loopback_test.cjs';
+const loopbackBefore = fs.readFileSync(path.join(__dirname, 'slave_example_loopback_test.cjs.before'), 'utf8');
+const loopbackAfter = fs.readFileSync(path.join(root, loopbackPath), 'utf8');
+const withoutCommentLines = (source) => source.split('\n').filter(line => !/^\s*\/\//.test(line)).join('\n');
+assert.equal(withoutCommentLines(loopbackAfter), withoutCommentLines(loopbackBefore));
+assert(!loopbackAfter.includes('\r') && !loopbackAfter.includes('\ufffd'));
+assert(!/[\t ]+$/m.test(loopbackAfter) && loopbackAfter.endsWith('\n'));
+new TextDecoder('utf-8', { fatal: true }).decode(fs.readFileSync(path.join(root, loopbackPath)));
+console.log(`${loopbackPath}: only standalone comments changed, UTF-8/LF OK`);