added babel

1 files changed, 145 insertions, 0 deletions

diff --git a/node_modules/@babel/plugin-transform-spread/lib/index.js b/node_modules/@babel/plugin-transform-spread/lib/index.js
new file mode 100644
index 00000000..52859610
--- /dev/null
+++ b/node_modules/@babel/plugin-transform-spread/lib/index.js
@@ -0,0 +1,145 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var _helperPluginUtils = require("@babel/helper-plugin-utils");
+var _helperSkipTransparentExpressionWrappers = require("@babel/helper-skip-transparent-expression-wrappers");
+var _core = require("@babel/core");
+var _default = (0, _helperPluginUtils.declare)((api, options) => {
+  var _api$assumption, _options$allowArrayLi;
+  api.assertVersion(7);
+  const iterableIsArray = (_api$assumption = api.assumption("iterableIsArray")) != null ? _api$assumption : options.loose;
+  const arrayLikeIsIterable = (_options$allowArrayLi = options.allowArrayLike) != null ? _options$allowArrayLi : api.assumption("arrayLikeIsIterable");
+  function getSpreadLiteral(spread, scope) {
+    if (iterableIsArray && !_core.types.isIdentifier(spread.argument, {
+      name: "arguments"
+    })) {
+      return spread.argument;
+    } else {
+      return scope.toArray(spread.argument, true, arrayLikeIsIterable);
+    }
+  }
+  function hasHole(spread) {
+    return spread.elements.some(el => el === null);
+  }
+  function hasSpread(nodes) {
+    for (let i = 0; i < nodes.length; i++) {
+      if (_core.types.isSpreadElement(nodes[i])) {
+        return true;
+      }
+    }
+    return false;
+  }
+  function push(_props, nodes) {
+    if (!_props.length) return _props;
+    nodes.push(_core.types.arrayExpression(_props));
+    return [];
+  }
+  function build(props, scope, file) {
+    const nodes = [];
+    let _props = [];
+    for (const prop of props) {
+      if (_core.types.isSpreadElement(prop)) {
+        _props = push(_props, nodes);
+        let spreadLiteral = getSpreadLiteral(prop, scope);
+        if (_core.types.isArrayExpression(spreadLiteral) && hasHole(spreadLiteral)) {
+          spreadLiteral = _core.types.callExpression(file.addHelper("arrayWithoutHoles"), [spreadLiteral]);
+        }
+        nodes.push(spreadLiteral);
+      } else {
+        _props.push(prop);
+      }
+    }
+    push(_props, nodes);
+    return nodes;
+  }
+  return {
+    name: "transform-spread",
+    visitor: {
+      ArrayExpression(path) {
+        const {
+          node,
+          scope
+        } = path;
+        const elements = node.elements;
+        if (!hasSpread(elements)) return;
+        const nodes = build(elements, scope, this.file);
+        let first = nodes[0];
+        if (nodes.length === 1 && first !== elements[0].argument) {
+          path.replaceWith(first);
+          return;
+        }
+        if (!_core.types.isArrayExpression(first)) {
+          first = _core.types.arrayExpression([]);
+        } else {
+          nodes.shift();
+        }
+        path.replaceWith(_core.types.callExpression(_core.types.memberExpression(first, _core.types.identifier("concat")), nodes));
+      },
+      CallExpression(path) {
+        const {
+          node,
+          scope
+        } = path;
+        const args = node.arguments;
+        if (!hasSpread(args)) return;
+        const calleePath = (0, _helperSkipTransparentExpressionWrappers.skipTransparentExprWrappers)(path.get("callee"));
+        if (calleePath.isSuper()) {
+          throw path.buildCodeFrameError("It's not possible to compile spread arguments in `super()` without compiling classes.\n" + "Please add '@babel/plugin-transform-classes' to your Babel configuration.");
+        }
+        let contextLiteral = scope.buildUndefinedNode();
+        node.arguments = [];
+        let nodes;
+        if (args.length === 1 && _core.types.isIdentifier(args[0].argument, {
+          name: "arguments"
+        })) {
+          nodes = [args[0].argument];
+        } else {
+          nodes = build(args, scope, this.file);
+        }
+        const first = nodes.shift();
+        if (nodes.length) {
+          node.arguments.push(_core.types.callExpression(_core.types.memberExpression(first, _core.types.identifier("concat")), nodes));
+        } else {
+          node.arguments.push(first);
+        }
+        const callee = calleePath.node;
+        if (_core.types.isMemberExpression(callee)) {
+          const temp = scope.maybeGenerateMemoised(callee.object);
+          if (temp) {
+            callee.object = _core.types.assignmentExpression("=", temp, callee.object);
+            contextLiteral = temp;
+          } else {
+            contextLiteral = _core.types.cloneNode(callee.object);
+          }
+        }
+        node.callee = _core.types.memberExpression(node.callee, _core.types.identifier("apply"));
+        if (_core.types.isSuper(contextLiteral)) {
+          contextLiteral = _core.types.thisExpression();
+        }
+        node.arguments.unshift(_core.types.cloneNode(contextLiteral));
+      },
+      NewExpression(path) {
+        const {
+          node,
+          scope
+        } = path;
+        if (!hasSpread(node.arguments)) return;
+        const nodes = build(node.arguments, scope, this.file);
+        const first = nodes.shift();
+        let args;
+        if (nodes.length) {
+          args = _core.types.callExpression(_core.types.memberExpression(first, _core.types.identifier("concat")), nodes);
+        } else {
+          args = first;
+        }
+        path.replaceWith(_core.types.callExpression(path.hub.addHelper("construct"), [node.callee, args]));
+      }
+    }
+  };
+});
+exports.default = _default;
+
+//# sourceMappingURL=index.js.map