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keksAccountGUI/node_modulesOLD/@babel/traverse/lib/index.js

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2019-08-11 18:48:02 +00:00
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = traverse;
Object.defineProperty(exports, "NodePath", {
enumerable: true,
get: function () {
return _path.default;
}
});
Object.defineProperty(exports, "Scope", {
enumerable: true,
get: function () {
return _scope.default;
}
});
Object.defineProperty(exports, "Hub", {
enumerable: true,
get: function () {
return _hub.default;
}
});
exports.visitors = void 0;
var _context = _interopRequireDefault(require("./context"));
var visitors = _interopRequireWildcard(require("./visitors"));
exports.visitors = visitors;
function _includes() {
const data = _interopRequireDefault(require("lodash/includes"));
_includes = function () {
return data;
};
return data;
}
function t() {
const data = _interopRequireWildcard(require("@babel/types"));
t = function () {
return data;
};
return data;
}
var cache = _interopRequireWildcard(require("./cache"));
var _path = _interopRequireDefault(require("./path"));
var _scope = _interopRequireDefault(require("./scope"));
var _hub = _interopRequireDefault(require("./hub"));
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; } }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function traverse(parent, opts, scope, state, parentPath) {
if (!parent) return;
if (!opts) opts = {};
if (!opts.noScope && !scope) {
if (parent.type !== "Program" && parent.type !== "File") {
throw new Error("You must pass a scope and parentPath unless traversing a Program/File. " + `Instead of that you tried to traverse a ${parent.type} node without ` + "passing scope and parentPath.");
}
}
visitors.explode(opts);
traverse.node(parent, opts, scope, state, parentPath);
}
traverse.visitors = visitors;
traverse.verify = visitors.verify;
traverse.explode = visitors.explode;
traverse.cheap = function (node, enter) {
return t().traverseFast(node, enter);
};
traverse.node = function (node, opts, scope, state, parentPath, skipKeys) {
const keys = t().VISITOR_KEYS[node.type];
if (!keys) return;
const context = new _context.default(scope, opts, state, parentPath);
for (const key of keys) {
if (skipKeys && skipKeys[key]) continue;
if (context.visit(node, key)) return;
}
};
traverse.clearNode = function (node, opts) {
t().removeProperties(node, opts);
cache.path.delete(node);
};
traverse.removeProperties = function (tree, opts) {
t().traverseFast(tree, traverse.clearNode, opts);
return tree;
};
function hasBlacklistedType(path, state) {
if (path.node.type === state.type) {
state.has = true;
path.stop();
}
}
traverse.hasType = function (tree, type, blacklistTypes) {
if ((0, _includes().default)(blacklistTypes, tree.type)) return false;
if (tree.type === type) return true;
const state = {
has: false,
type: type
};
traverse(tree, {
noScope: true,
blacklist: blacklistTypes,
enter: hasBlacklistedType
}, null, state);
return state.has;
};
traverse.cache = cache;