add some babel stuff

node_modules/@babel/template/lib/parse.js

@@ -0,0 +1,156 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = parseAndBuildMetadata;
+
+function t() {
+  var data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function t() {
+    return data;
+  };
+
+  return data;
+}
+
+function _babylon() {
+  var data = require("babylon");
+
+  _babylon = function _babylon() {
+    return data;
+  };
+
+  return data;
+}
+
+function _codeFrame() {
+  var data = require("@babel/code-frame");
+
+  _codeFrame = function _codeFrame() {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+
+var PATTERN = /^[_$A-Z0-9]+$/;
+
+function parseAndBuildMetadata(formatter, code, opts) {
+  var ast = parseWithCodeFrame(code, opts.parser);
+  var placeholderWhitelist = opts.placeholderWhitelist,
+      _opts$placeholderPatt = opts.placeholderPattern,
+      placeholderPattern = _opts$placeholderPatt === void 0 ? PATTERN : _opts$placeholderPatt,
+      preserveComments = opts.preserveComments;
+  t().removePropertiesDeep(ast, {
+    preserveComments: preserveComments
+  });
+  formatter.validate(ast);
+  var placeholders = [];
+  var placeholderNames = new Set();
+  t().traverse(ast, placeholderVisitorHandler, {
+    placeholders: placeholders,
+    placeholderNames: placeholderNames,
+    placeholderWhitelist: placeholderWhitelist,
+    placeholderPattern: placeholderPattern
+  });
+  return {
+    ast: ast,
+    placeholders: placeholders,
+    placeholderNames: placeholderNames
+  };
+}
+
+function placeholderVisitorHandler(node, ancestors, state) {
+  var name;
+
+  if (t().isIdentifier(node) || t().isJSXIdentifier(node)) {
+    name = node.name;
+  } else if (t().isStringLiteral(node)) {
+    name = node.value;
+  } else {
+    return;
+  }
+
+  if ((!state.placeholderPattern || !state.placeholderPattern.test(name)) && (!state.placeholderWhitelist || !state.placeholderWhitelist.has(name))) {
+    return;
+  }
+
+  ancestors = ancestors.slice();
+  var _ancestors = ancestors[ancestors.length - 1],
+      parent = _ancestors.node,
+      key = _ancestors.key;
+  var type;
+
+  if (t().isStringLiteral(node)) {
+    type = "string";
+  } else if (t().isNewExpression(parent) && key === "arguments" || t().isCallExpression(parent) && key === "arguments" || t().isFunction(parent) && key === "params") {
+    type = "param";
+  } else if (t().isExpressionStatement(parent)) {
+    type = "statement";
+    ancestors = ancestors.slice(0, -1);
+  } else {
+    type = "other";
+  }
+
+  state.placeholders.push({
+    name: name,
+    type: type,
+    resolve: function resolve(ast) {
+      return resolveAncestors(ast, ancestors);
+    },
+    isDuplicate: state.placeholderNames.has(name)
+  });
+  state.placeholderNames.add(name);
+}
+
+function resolveAncestors(ast, ancestors) {
+  var parent = ast;
+
+  for (var i = 0; i < ancestors.length - 1; i++) {
+    var _ancestors$i = ancestors[i],
+        _key = _ancestors$i.key,
+        _index = _ancestors$i.index;
+
+    if (_index === undefined) {
+      parent = parent[_key];
+    } else {
+      parent = parent[_key][_index];
+    }
+  }
+
+  var _ancestors2 = ancestors[ancestors.length - 1],
+      key = _ancestors2.key,
+      index = _ancestors2.index;
+  return {
+    parent: parent,
+    key: key,
+    index: index
+  };
+}
+
+function parseWithCodeFrame(code, parserOpts) {
+  parserOpts = Object.assign({
+    allowReturnOutsideFunction: true,
+    allowSuperOutsideMethod: true,
+    sourceType: "module"
+  }, parserOpts);
+
+  try {
+    return (0, _babylon().parse)(code, parserOpts);
+  } catch (err) {
+    var loc = err.loc;
+
+    if (loc) {
+      err.message += "\n" + (0, _codeFrame().codeFrameColumns)(code, {
+        start: loc
+      });
+      err.code = "BABEL_TEMPLATE_PARSE_ERROR";
+    }
+
+    throw err;
+  }
+}