added project structure

backend/node_modules/ts-node/dist-raw/node-internalBinding-fs.js

@@ -0,0 +1,58 @@
+const fs = require('fs');
+const {versionGteLt} = require('../dist/util');
+
+// In node's core, this is implemented in C
+// https://github.com/nodejs/node/blob/v15.3.0/src/node_file.cc#L891-L985
+/**
+ * @param {string} path
+ * @returns {[] | [string, boolean]}
+ */
+function internalModuleReadJSON(path) {
+  let string
+  try {
+    string = fs.readFileSync(path, 'utf8')
+  } catch (e) {
+    if (e.code === 'ENOENT') return []
+    throw e
+  }
+  // Node's implementation checks for the presence of relevant keys: main, name, type, exports, imports
+  // Node does this for performance to skip unnecessary parsing.
+  // This would slow us down and, based on our usage, we can skip it.
+  const containsKeys = true
+  return [string, containsKeys]
+}
+
+// In node's core, this is implemented in C
+// https://github.com/nodejs/node/blob/63e7dc1e5c71b70c80ed9eda230991edb00811e2/src/node_file.cc#L987-L1005
+/**
+ * @param {string} path
+ * @returns {number} 0 = file, 1 = dir, negative = error
+ */
+function internalModuleStat(path) {
+  const stat = fs.statSync(path, { throwIfNoEntry: false });
+  if(!stat) return -1;
+  if(stat.isFile()) return 0;
+  if(stat.isDirectory()) return 1;
+}
+
+/**
+ * @param {string} path
+ * @returns {number} 0 = file, 1 = dir, negative = error
+ */
+function internalModuleStatInefficient(path) {
+  try {
+    const stat = fs.statSync(path);
+    if(stat.isFile()) return 0;
+    if(stat.isDirectory()) return 1;
+  } catch(e) {
+    return -e.errno || -1;
+  }
+}
+
+const statSupportsThrowIfNoEntry = versionGteLt(process.versions.node, '15.3.0') ||
+  versionGteLt(process.versions.node, '14.17.0', '15.0.0');
+
+module.exports = {
+  internalModuleReadJSON,
+  internalModuleStat: statSupportsThrowIfNoEntry ? internalModuleStat : internalModuleStatInefficient
+};