libreccm-legacy/trunk-images/node_modules/tslint/lib/rules/fileHeaderRule.js

95 lines
3.7 KiB
JavaScript

/**
* @license
* Copyright 2016 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.
*/
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
var Lint = require("../index");
var Rule = (function (_super) {
__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
Rule.prototype.apply = function (sourceFile) {
var walker = new FileHeaderWalker(sourceFile, this.getOptions());
var options = this.getOptions().ruleArguments;
walker.setRegexp(new RegExp(options[0].toString()));
return this.applyWithWalker(walker);
};
return Rule;
}(Lint.Rules.AbstractRule));
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "file-header",
description: "Enforces a certain header comment for all files, matched by a regular expression.",
optionsDescription: "Regular expression to match the header.",
options: {
type: "string",
},
optionExamples: ['[true, "Copyright \\\\d{4}"]'],
type: "style",
typescriptOnly: false,
};
/* tslint:enable:object-literal-sort-keys */
Rule.FAILURE_STRING = "missing file header";
exports.Rule = Rule;
var FileHeaderWalker = (function (_super) {
__extends(FileHeaderWalker, _super);
function FileHeaderWalker() {
var _this = _super !== null && _super.apply(this, arguments) || this;
// match a single line or multi line comment with leading whitespace
// the wildcard dot does not match new lines - we can use [\s\S] instead
_this.commentRegexp = /^\s*(\/\/(.*?)|\/\*([\s\S]*?)\*\/)/;
return _this;
}
FileHeaderWalker.prototype.setRegexp = function (headerRegexp) {
this.headerRegexp = headerRegexp;
};
FileHeaderWalker.prototype.visitSourceFile = function (node) {
if (this.headerRegexp) {
var text = node.getFullText();
var offset = 0;
// ignore shebang if it exists
if (text.indexOf("#!") === 0) {
offset = text.indexOf("\n") + 1;
text = text.substring(offset);
}
// check for a comment
var match = text.match(this.commentRegexp);
if (!match) {
this.addFailureAt(offset, 0, Rule.FAILURE_STRING);
}
else {
// either the third or fourth capture group contains the comment contents
var comment = match[2] ? match[2] : match[3];
if (comment !== undefined && comment.search(this.headerRegexp) < 0) {
this.addFailureAt(offset, 0, Rule.FAILURE_STRING);
}
}
}
};
return FileHeaderWalker;
}(Lint.RuleWalker));