add linting (and some initial fixes)

1 files changed, 179 insertions, 0 deletions

diff --git a/node_modules/tslint/lib/rules/indentRule.js b/node_modules/tslint/lib/rules/indentRule.js
new file mode 100644
index 000000000..7d133a13b
--- /dev/null
+++ b/node_modules/tslint/lib/rules/indentRule.js
@@ -0,0 +1,179 @@
+"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 Lint = require("../index");
+var OPTION_USE_TABS = "tabs";
+var OPTION_USE_SPACES = "spaces";
+var OPTION_INDENT_SIZE_2 = 2;
+var OPTION_INDENT_SIZE_4 = 4;
+var Rule = (function (_super) {
+    tslib_1.__extends(Rule, _super);
+    function Rule() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    Rule.prototype.apply = function (sourceFile) {
+        return this.applyWithWalker(new IndentWalker(sourceFile, this.getOptions()));
+    };
+    return Rule;
+}(Lint.Rules.AbstractRule));
+/* tslint:disable:object-literal-sort-keys */
+Rule.metadata = {
+    ruleName: "indent",
+    description: "Enforces indentation with tabs or spaces.",
+    rationale: (_a = ["\n            Using only one of tabs or spaces for indentation leads to more consistent editor behavior,\n            cleaner diffs in version control, and easier programmatic manipulation."], _a.raw = ["\n            Using only one of tabs or spaces for indentation leads to more consistent editor behavior,\n            cleaner diffs in version control, and easier programmatic manipulation."], Lint.Utils.dedent(_a)),
+    optionsDescription: (_b = ["\n            One of the following arguments must be provided:\n\n            * `", "` enforces consistent spaces.\n            * `", "` enforces consistent tabs.\n\n            A second optional argument specifies indentation size:\n\n            * `", "` enforces 2 space indentation.\n            * `", "` enforces 4 space indentation.\n\n            Indentation size is required for auto-fixing, but not for rule checking.\n            "], _b.raw = ["\n            One of the following arguments must be provided:\n\n            * \\`", "\\` enforces consistent spaces.\n            * \\`", "\\` enforces consistent tabs.\n\n            A second optional argument specifies indentation size:\n\n            * \\`", "\\` enforces 2 space indentation.\n            * \\`", "\\` enforces 4 space indentation.\n\n            Indentation size is required for auto-fixing, but not for rule checking.\n            "], Lint.Utils.dedent(_b, OPTION_USE_SPACES, OPTION_USE_TABS, OPTION_INDENT_SIZE_2.toString(), OPTION_INDENT_SIZE_4.toString())),
+    options: {
+        type: "array",
+        items: [
+            {
+                type: "string",
+                enum: [OPTION_USE_TABS, OPTION_USE_SPACES],
+            },
+            {
+                type: "number",
+                enum: [OPTION_INDENT_SIZE_2, OPTION_INDENT_SIZE_4],
+            },
+        ],
+        minLength: 0,
+        maxLength: 5,
+    },
+    optionExamples: [
+        [true, OPTION_USE_SPACES],
+        [true, OPTION_USE_SPACES, OPTION_INDENT_SIZE_4],
+        [true, OPTION_USE_TABS, OPTION_INDENT_SIZE_2],
+    ],
+    type: "maintainability",
+    typescriptOnly: false,
+};
+/* tslint:enable:object-literal-sort-keys */
+Rule.FAILURE_STRING_TABS = "tab indentation expected";
+Rule.FAILURE_STRING_SPACES = "space indentation expected";
+exports.Rule = Rule;
+// visit every token and enforce that only the right character is used for indentation
+var IndentWalker = (function (_super) {
+    tslib_1.__extends(IndentWalker, _super);
+    function IndentWalker(sourceFile, options) {
+        var _this = _super.call(this, sourceFile, options) || this;
+        // fixer is only provided with the indent size arg
+        if (_this.getOptions().length === 2 && typeof _this.getOptions()[1] === "number"
+            && (_this.getOptions()[1] === OPTION_INDENT_SIZE_2 || _this.getOptions()[1] === OPTION_INDENT_SIZE_4)) {
+            // tslint:disable-next-line:no-unsafe-any
+            var size_1 = _this.getOptions()[1];
+            var replaceRegExp_1;
+            var replaceIndent_1;
+            if (_this.hasOption(OPTION_USE_TABS)) {
+                _this.regExp = new RegExp(" ".repeat(size_1));
+                _this.failureString = Rule.FAILURE_STRING_TABS;
+                // we want to find every group of `size` spaces, plus up to one 'incomplete' group
+                replaceRegExp_1 = new RegExp("^( {" + size_1 + "})+( {1," + (size_1 - 1) + "})?", "g");
+                replaceIndent_1 = "\t";
+            }
+            else if (_this.hasOption(OPTION_USE_SPACES)) {
+                _this.regExp = new RegExp("\t");
+                _this.failureString = size_1 + " " + Rule.FAILURE_STRING_SPACES;
+                replaceRegExp_1 = new RegExp("\t", "g");
+                replaceIndent_1 = " ".repeat(size_1);
+            }
+            _this.replacementFactory = function (lineStart, fullLeadingWhitespace) {
+                return new Lint.Replacement(lineStart, fullLeadingWhitespace.length, fullLeadingWhitespace.replace(replaceRegExp_1, function (match) { return replaceIndent_1.repeat(Math.ceil(match.length / size_1)); }));
+            };
+        }
+        else {
+            if (_this.hasOption(OPTION_USE_TABS)) {
+                _this.regExp = new RegExp(" ");
+                _this.failureString = Rule.FAILURE_STRING_TABS;
+            }
+            else if (_this.hasOption(OPTION_USE_SPACES)) {
+                _this.regExp = new RegExp("\t");
+                _this.failureString = Rule.FAILURE_STRING_SPACES;
+            }
+            _this.replacementFactory = function () { return undefined; };
+        }
+        return _this;
+    }
+    IndentWalker.prototype.visitSourceFile = function (node) {
+        if (!this.hasOption(OPTION_USE_TABS) && !this.hasOption(OPTION_USE_SPACES)) {
+            // if we don't have either option, no need to check anything, and no need to call super, so just return
+            return;
+        }
+        var endOfComment = -1;
+        var endOfTemplateString = -1;
+        var scanner = ts.createScanner(ts.ScriptTarget.ES5, false, ts.LanguageVariant.Standard, node.text);
+        for (var _i = 0, _a = node.getLineStarts(); _i < _a.length; _i++) {
+            var lineStart = _a[_i];
+            if (lineStart < endOfComment || lineStart < endOfTemplateString) {
+                // skip checking lines inside multi-line comments or template strings
+                continue;
+            }
+            scanner.setTextPos(lineStart);
+            var currentScannedType = scanner.scan();
+            var fullLeadingWhitespace = "";
+            var lastStartPos = -1;
+            while (currentScannedType === ts.SyntaxKind.WhitespaceTrivia) {
+                var startPos = scanner.getStartPos();
+                if (startPos === lastStartPos) {
+                    break;
+                }
+                lastStartPos = startPos;
+                fullLeadingWhitespace += scanner.getTokenText();
+                currentScannedType = scanner.scan();
+            }
+            var commentRanges = ts.getTrailingCommentRanges(node.text, lineStart);
+            if (commentRanges !== undefined) {
+                endOfComment = commentRanges[commentRanges.length - 1].end;
+            }
+            else {
+                var scanType = currentScannedType;
+                // scan until we reach end of line, skipping over template strings
+                while (scanType !== ts.SyntaxKind.NewLineTrivia && scanType !== ts.SyntaxKind.EndOfFileToken) {
+                    if (scanType === ts.SyntaxKind.NoSubstitutionTemplateLiteral) {
+                        // template string without expressions - skip past it
+                        endOfTemplateString = scanner.getStartPos() + scanner.getTokenText().length;
+                    }
+                    else if (scanType === ts.SyntaxKind.TemplateHead) {
+                        // find end of template string containing expressions...
+                        while (scanType !== ts.SyntaxKind.TemplateTail && scanType !== ts.SyntaxKind.EndOfFileToken) {
+                            scanType = scanner.scan();
+                            if (scanType === ts.SyntaxKind.CloseBraceToken) {
+                                scanType = scanner.reScanTemplateToken();
+                            }
+                        }
+                        // ... and skip past it
+                        endOfTemplateString = scanner.getStartPos() + scanner.getTokenText().length;
+                    }
+                    scanType = scanner.scan();
+                }
+            }
+            switch (currentScannedType) {
+                case ts.SyntaxKind.SingleLineCommentTrivia:
+                case ts.SyntaxKind.MultiLineCommentTrivia:
+                case ts.SyntaxKind.NewLineTrivia:
+                    // ignore lines that have comments before the first token
+                    continue;
+            }
+            if (this.regExp.test(fullLeadingWhitespace)) {
+                this.addFailureAt(lineStart, fullLeadingWhitespace.length, this.failureString, this.replacementFactory(lineStart, fullLeadingWhitespace));
+            }
+        }
+        // no need to call super to visit the rest of the nodes, so don't call super here
+    };
+    return IndentWalker;
+}(Lint.RuleWalker));
+var _a, _b;