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

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"use strict";
exports.__esModule = true;
exports.FunctionDeclaration = undefined;
exports._params = _params;
exports._method = _method;
exports.FunctionExpression = FunctionExpression;
exports.ArrowFunctionExpression = ArrowFunctionExpression;
var _babelTypes = require("babel-types");
var t = _interopRequireWildcard(_babelTypes);
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 _params(node) {
var _this = this;
this.print(node.typeParameters, node);
this.token("(");
this.printList(node.params, node, {
iterator: function iterator(node) {
if (node.optional) _this.token("?");
_this.print(node.typeAnnotation, node);
}
});
this.token(")");
if (node.returnType) {
this.print(node.returnType, node);
}
}
function _method(node) {
var kind = node.kind;
var key = node.key;
if (kind === "method" || kind === "init") {
if (node.generator) {
this.token("*");
}
}
if (kind === "get" || kind === "set") {
this.word(kind);
this.space();
}
if (node.async) {
this.word("async");
this.space();
}
if (node.computed) {
this.token("[");
this.print(key, node);
this.token("]");
} else {
this.print(key, node);
}
this._params(node);
this.space();
this.print(node.body, node);
}
function FunctionExpression(node) {
if (node.async) {
this.word("async");
this.space();
}
this.word("function");
if (node.generator) this.token("*");
if (node.id) {
this.space();
this.print(node.id, node);
} else {
this.space();
}
this._params(node);
this.space();
this.print(node.body, node);
}
exports.FunctionDeclaration = FunctionExpression;
function ArrowFunctionExpression(node) {
if (node.async) {
this.word("async");
this.space();
}
var firstParam = node.params[0];
if (node.params.length === 1 && t.isIdentifier(firstParam) && !hasTypes(node, firstParam)) {
this.print(firstParam, node);
} else {
this._params(node);
}
this.space();
this.token("=>");
this.space();
this.print(node.body, node);
}
function hasTypes(node, param) {
return node.typeParameters || node.returnType || param.typeAnnotation || param.optional || param.trailingComments;
}