ts-simple-ast
Version:
TypeScript compiler wrapper for AST navigation and code generation.
54 lines (53 loc) • 2.59 kB
JavaScript
;
var __read = (this && this.__read)/* istanbul ignore next */ || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spread = (this && this.__spread)/* istanbul ignore next */ || function () {
for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));
return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
var errors = require("./../../errors");
var StraightReplacementNodeHandler_1 = require("./StraightReplacementNodeHandler");
var NodeHandlerHelper_1 = require("./NodeHandlerHelper");
/**
* Node handler for dealing with a parent who has a child that will change order.
*/
var ChangeChildOrderParentHandler = /** @class */ (function () {
function ChangeChildOrderParentHandler(compilerFactory, opts) {
this.compilerFactory = compilerFactory;
this.straightReplacementNodeHandler = new StraightReplacementNodeHandler_1.StraightReplacementNodeHandler(compilerFactory);
this.helper = new NodeHandlerHelper_1.NodeHandlerHelper(compilerFactory);
this.oldIndex = opts.oldIndex;
this.newIndex = opts.newIndex;
}
ChangeChildOrderParentHandler.prototype.handleNode = function (currentNode, newNode) {
var currentNodeChildren = this.getChildrenInNewOrder(currentNode.getCompilerChildren());
var newNodeChildren = newNode.getChildren();
errors.throwIfNotEqual(newNodeChildren.length, currentNodeChildren.length, "New children length should match the old children length.");
for (var i = 0; i < newNodeChildren.length; i++)
this.helper.handleForValues(this.straightReplacementNodeHandler, currentNodeChildren[i], newNodeChildren[i]);
this.compilerFactory.replaceCompilerNode(currentNode, newNode.compilerNode);
};
ChangeChildOrderParentHandler.prototype.getChildrenInNewOrder = function (children) {
var result = __spread(children);
var movingNode = result.splice(this.oldIndex, 1)[0];
result.splice(this.newIndex, 0, movingNode);
return result;
};
return ChangeChildOrderParentHandler;
}());
exports.ChangeChildOrderParentHandler = ChangeChildOrderParentHandler;