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"use strict";
/**
* @license
* Copyright 2013 Palantir Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var ts = require("typescript");
var utils_1 = require("../utils");
var ruleWalker_1 = require("./ruleWalker");
/**
* @deprecated Prefer to manually maintain any contextual information.
*
* For example, imagine a `no-break` rule that warns on `break` in `for` but not in `switch`:
*
* function walk(ctx: Lint.WalkContext<void>): void {
* let isInFor = false;
* ts.forEachChild(ctx.sourceFile, function cb(node: ts.Node): void {
* switch (node.kind) {
* case ts.SyntaxKind.Break:
* if (isInFor) {
* ctx.addFailureAtNode(node, "!");
* }
* break;
* case ts.SyntaxKind.ForStatement: {
* const old = isInFor;
* isInFor = true;
* ts.forEachChild(node, cb);
* isInFor = old;
* break;
* }
* case ts.SyntaxKind.SwitchStatement: {
* const old = isInFor;
* isInFor = false;
* ts.forEachChild(node, cb);
* isInFor = old;
* break;
* }
* default:
* ts.forEachChild(node, cb);
* }
* });
* }
*/
var ScopeAwareRuleWalker = /** @class */ (function (_super) {
tslib_1.__extends(ScopeAwareRuleWalker, _super);
function ScopeAwareRuleWalker(sourceFile, options) {
var _this = _super.call(this, sourceFile, options) || this;
// initialize with global scope if file is not a module
_this.scopeStack = ts.isExternalModule(sourceFile) ? [] : [_this.createScope(sourceFile)];
return _this;
}
ScopeAwareRuleWalker.prototype.getCurrentScope = function () {
return this.scopeStack[this.scopeStack.length - 1];
};
// get all scopes available at this depth
ScopeAwareRuleWalker.prototype.getAllScopes = function () {
return this.scopeStack;
};
ScopeAwareRuleWalker.prototype.getCurrentDepth = function () {
return this.scopeStack.length;
};
// callback notifier when a scope begins
ScopeAwareRuleWalker.prototype.onScopeStart = function () {
return;
};
// callback notifier when a scope ends
ScopeAwareRuleWalker.prototype.onScopeEnd = function () {
return;
};
ScopeAwareRuleWalker.prototype.visitNode = function (node) {
var isNewScope = this.isScopeBoundary(node);
if (isNewScope) {
this.scopeStack.push(this.createScope(node));
this.onScopeStart();
}
_super.prototype.visitNode.call(this, node);
if (isNewScope) {
this.onScopeEnd();
this.scopeStack.pop();
}
};
ScopeAwareRuleWalker.prototype.isScopeBoundary = function (node) {
return utils_1.isScopeBoundary(node); // tslint:disable-line:deprecation
};
return ScopeAwareRuleWalker;
}(ruleWalker_1.RuleWalker));
exports.ScopeAwareRuleWalker = ScopeAwareRuleWalker;
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