lepu-test-platform-web/node_modules/babel-generator/lib/generators/expressions.js

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"use strict";
exports.__esModule = true;
exports.LogicalExpression = exports.BinaryExpression = exports.AwaitExpression = exports.YieldExpression = undefined;
exports.UnaryExpression = UnaryExpression;
exports.DoExpression = DoExpression;
exports.ParenthesizedExpression = ParenthesizedExpression;
exports.UpdateExpression = UpdateExpression;
exports.ConditionalExpression = ConditionalExpression;
exports.NewExpression = NewExpression;
exports.SequenceExpression = SequenceExpression;
exports.ThisExpression = ThisExpression;
exports.Super = Super;
exports.Decorator = Decorator;
exports.CallExpression = CallExpression;
exports.Import = Import;
exports.EmptyStatement = EmptyStatement;
exports.ExpressionStatement = ExpressionStatement;
exports.AssignmentPattern = AssignmentPattern;
exports.AssignmentExpression = AssignmentExpression;
exports.BindExpression = BindExpression;
exports.MemberExpression = MemberExpression;
exports.MetaProperty = MetaProperty;
var _babelTypes = require("babel-types");
var t = _interopRequireWildcard(_babelTypes);
var _node = require("../node");
var n = _interopRequireWildcard(_node);
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)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
function UnaryExpression(node) {
if (node.operator === "void" || node.operator === "delete" || node.operator === "typeof") {
this.word(node.operator);
this.space();
} else {
this.token(node.operator);
}
this.print(node.argument, node);
}
function DoExpression(node) {
this.word("do");
this.space();
this.print(node.body, node);
}
function ParenthesizedExpression(node) {
this.token("(");
this.print(node.expression, node);
this.token(")");
}
function UpdateExpression(node) {
if (node.prefix) {
this.token(node.operator);
this.print(node.argument, node);
} else {
this.print(node.argument, node);
this.token(node.operator);
}
}
function ConditionalExpression(node) {
this.print(node.test, node);
this.space();
this.token("?");
this.space();
this.print(node.consequent, node);
this.space();
this.token(":");
this.space();
this.print(node.alternate, node);
}
function NewExpression(node, parent) {
this.word("new");
this.space();
this.print(node.callee, node);
if (node.arguments.length === 0 && this.format.minified && !t.isCallExpression(parent, { callee: node }) && !t.isMemberExpression(parent) && !t.isNewExpression(parent)) return;
this.token("(");
this.printList(node.arguments, node);
this.token(")");
}
function SequenceExpression(node) {
this.printList(node.expressions, node);
}
function ThisExpression() {
this.word("this");
}
function Super() {
this.word("super");
}
function Decorator(node) {
this.token("@");
this.print(node.expression, node);
this.newline();
}
function commaSeparatorNewline() {
this.token(",");
this.newline();
if (!this.endsWith("\n")) this.space();
}
function CallExpression(node) {
this.print(node.callee, node);
this.token("(");
var isPrettyCall = node._prettyCall;
var separator = void 0;
if (isPrettyCall) {
separator = commaSeparatorNewline;
this.newline();
this.indent();
}
this.printList(node.arguments, node, { separator: separator });
if (isPrettyCall) {
this.newline();
this.dedent();
}
this.token(")");
}
function Import() {
this.word("import");
}
function buildYieldAwait(keyword) {
return function (node) {
this.word(keyword);
if (node.delegate) {
this.token("*");
}
if (node.argument) {
this.space();
var terminatorState = this.startTerminatorless();
this.print(node.argument, node);
this.endTerminatorless(terminatorState);
}
};
}
var YieldExpression = exports.YieldExpression = buildYieldAwait("yield");
var AwaitExpression = exports.AwaitExpression = buildYieldAwait("await");
function EmptyStatement() {
this.semicolon(true);
}
function ExpressionStatement(node) {
this.print(node.expression, node);
this.semicolon();
}
function AssignmentPattern(node) {
this.print(node.left, node);
if (node.left.optional) this.token("?");
this.print(node.left.typeAnnotation, node);
this.space();
this.token("=");
this.space();
this.print(node.right, node);
}
function AssignmentExpression(node, parent) {
var parens = this.inForStatementInitCounter && node.operator === "in" && !n.needsParens(node, parent);
if (parens) {
this.token("(");
}
this.print(node.left, node);
this.space();
if (node.operator === "in" || node.operator === "instanceof") {
this.word(node.operator);
} else {
this.token(node.operator);
}
this.space();
this.print(node.right, node);
if (parens) {
this.token(")");
}
}
function BindExpression(node) {
this.print(node.object, node);
this.token("::");
this.print(node.callee, node);
}
exports.BinaryExpression = AssignmentExpression;
exports.LogicalExpression = AssignmentExpression;
function MemberExpression(node) {
this.print(node.object, node);
if (!node.computed && t.isMemberExpression(node.property)) {
throw new TypeError("Got a MemberExpression for MemberExpression property");
}
var computed = node.computed;
if (t.isLiteral(node.property) && typeof node.property.value === "number") {
computed = true;
}
if (computed) {
this.token("[");
this.print(node.property, node);
this.token("]");
} else {
this.token(".");
this.print(node.property, node);
}
}
function MetaProperty(node) {
this.print(node.meta, node);
this.token(".");
this.print(node.property, node);
}