.

qwen/nodejs/node_modules/braces/lib/compile.js

@@ -0,0 +1,60 @@
+'use strict';
+
+const fill = require('fill-range');
+const utils = require('./utils');
+
+const compile = (ast, options = {}) => {
+  const walk = (node, parent = {}) => {
+    const invalidBlock = utils.isInvalidBrace(parent);
+    const invalidNode = node.invalid === true && options.escapeInvalid === true;
+    const invalid = invalidBlock === true || invalidNode === true;
+    const prefix = options.escapeInvalid === true ? '\\' : '';
+    let output = '';
+
+    if (node.isOpen === true) {
+      return prefix + node.value;
+    }
+
+    if (node.isClose === true) {
+      console.log('node.isClose', prefix, node.value);
+      return prefix + node.value;
+    }
+
+    if (node.type === 'open') {
+      return invalid ? prefix + node.value : '(';
+    }
+
+    if (node.type === 'close') {
+      return invalid ? prefix + node.value : ')';
+    }
+
+    if (node.type === 'comma') {
+      return node.prev.type === 'comma' ? '' : invalid ? node.value : '|';
+    }
+
+    if (node.value) {
+      return node.value;
+    }
+
+    if (node.nodes && node.ranges > 0) {
+      const args = utils.reduce(node.nodes);
+      const range = fill(...args, { ...options, wrap: false, toRegex: true, strictZeros: true });
+
+      if (range.length !== 0) {
+        return args.length > 1 && range.length > 1 ? `(${range})` : range;
+      }
+    }
+
+    if (node.nodes) {
+      for (const child of node.nodes) {
+        output += walk(child, node);
+      }
+    }
+
+    return output;
+  };
+
+  return walk(ast);
+};
+
+module.exports = compile;