Enable force consistent casing in file names by default

.dockerignore

@@ -0,0 +1,48 @@
+node_modules
+.node_modules
+built/*
+test-args.txt
+~*.docx
+\#*\#
+.\#*
+src/harness/*.js
+src/compiler/diagnosticInformationMap.generated.ts
+src/compiler/diagnosticMessages.generated.json
+src/parser/diagnosticInformationMap.generated.ts
+src/parser/diagnosticMessages.generated.json
+rwc-report.html
+*.swp
+build.json
+*.actual
+*.config
+scripts/debug.bat
+scripts/run.bat
+scripts/word2md.js
+scripts/buildProtocol.js
+scripts/ior.js
+scripts/authors.js
+scripts/configurePrerelease.js
+scripts/open-user-pr.js
+scripts/open-cherry-pick-pr.js
+scripts/processDiagnosticMessages.d.ts
+scripts/processDiagnosticMessages.js
+scripts/produceLKG.js
+scripts/importDefinitelyTypedTests/importDefinitelyTypedTests.js
+scripts/generateLocalizedDiagnosticMessages.js
+scripts/*.js.map
+scripts/typings/
+coverage/
+internal/
+**/.DS_Store
+.settings
+**/.vs
+.idea
+yarn.lock
+yarn-error.log
+.parallelperf.*
+.failed-tests
+TEST-results.xml
+package-lock.json
+tests
+.vscode
+.git

.eslintignore

@@ -0,0 +1,4 @@
+/built/local/**
+/tests/**
+/lib/**
+/src/lib/*.generated.d.ts

.eslintrc.json

@@ -0,0 +1,110 @@
+{
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "warnOnUnsupportedTypeScriptVersion": false,
+        "ecmaVersion": 6,
+        "sourceType": "module"
+    },
+    "env": {
+        "browser": false,
+        "node": true,
+        "es6": true
+    },
+    "plugins": [
+        "@typescript-eslint", "jsdoc", "no-null", "import"
+    ],
+    "rules": {
+        "@typescript-eslint/adjacent-overload-signatures": "error",
+        "@typescript-eslint/array-type": "error",
+
+        "camelcase": "off",
+        "@typescript-eslint/camelcase": ["error", { "properties": "never", "allow": ["^[A-Za-z][a-zA-Za-z]+_[A-Za-z]+$"] }],
+
+        "@typescript-eslint/class-name-casing": "error",
+        "@typescript-eslint/consistent-type-definitions": ["error", "interface"],
+        "@typescript-eslint/interface-name-prefix": "error",
+        "@typescript-eslint/no-inferrable-types": "error",
+        "@typescript-eslint/no-misused-new": "error",
+        "@typescript-eslint/no-this-alias": "error",
+        "@typescript-eslint/prefer-for-of": "error",
+        "@typescript-eslint/prefer-function-type": "error",
+        "@typescript-eslint/prefer-namespace-keyword": "error",
+
+        "quotes": "off",
+        "@typescript-eslint/quotes": ["error", "double", { "avoidEscape": true, "allowTemplateLiterals": true }],
+
+        "semi": "off",
+        "@typescript-eslint/semi": "error",
+
+        "@typescript-eslint/triple-slash-reference": "error",
+        "@typescript-eslint/type-annotation-spacing": "error",
+        "@typescript-eslint/unified-signatures": "error",
+
+        // scripts/eslint/rules
+        "object-literal-surrounding-space": "error",
+        "no-type-assertion-whitespace": "error",
+        "type-operator-spacing": "error",
+        "only-arrow-functions": ["error", {
+            "allowNamedFunctions": true ,
+            "allowDeclarations": true
+        }],
+        "no-double-space": "error",
+        "boolean-trivia": "error",
+        "no-in-operator": "error",
+        "simple-indent": "error",
+        "debug-assert": "error",
+        "no-keywords": "error",
+
+        // eslint-plugin-import
+        "import/no-extraneous-dependencies": ["error", { "optionalDependencies": false }],
+
+        // eslint-plugin-no-null
+        "no-null/no-null": "error",
+
+        // eslint-plugin-jsdoc
+        "jsdoc/check-alignment": "error",
+
+        // eslint
+        "brace-style": ["error", "stroustrup", { "allowSingleLine": true }],
+        "constructor-super": "error",
+        "curly": ["error", "multi-line"],
+        "dot-notation": "error",
+        "eqeqeq": "error",
+        "linebreak-style": ["error", "windows"],
+        "new-parens": "error",
+        "no-caller": "error",
+        "no-duplicate-case": "error",
+        "no-duplicate-imports": "error",
+        "no-empty": "error",
+        "no-eval": "error",
+        "no-extra-bind": "error",
+        "no-fallthrough": "error",
+        "no-new-func": "error",
+        "no-new-wrappers": "error",
+        "no-return-await": "error",
+        "no-restricted-globals": ["error",
+            { "name": "setTimeout" },
+            { "name": "clearTimeout" },
+            { "name": "setInterval" },
+            { "name": "clearInterval" },
+            { "name": "setImmediate" },
+            { "name": "clearImmediate" }
+        ],
+        "no-sparse-arrays": "error",
+        "no-template-curly-in-string": "error",
+        "no-throw-literal": "error",
+        "no-trailing-spaces": "error",
+        "no-undef-init": "error",
+        "no-unsafe-finally": "error",
+        "no-unused-expressions": ["error", { "allowTernary": true }],
+        "no-unused-labels": "error",
+        "no-var": "error",
+        "object-shorthand": "error",
+        "prefer-const": "error",
+        "prefer-object-spread": "error",
+        "quote-props": ["error", "consistent-as-needed"],
+        "space-in-parens": "error",
+        "unicode-bom": ["error", "never"],
+        "use-isnan": "error"
+    }
+}

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -6,7 +6,11 @@ about: Suggest an idea for this project
 
 <!-- 🚨 STOP 🚨 𝗦𝗧𝗢𝗣 🚨 𝑺𝑻𝑶𝑷 🚨
 
-Half of all issues filed here are duplicates, answered in the FAQ, or not appropriate for the bug tracker. Please read the FAQ first, especially the "Common Feature Requests" section.
+Half of all issues filed here are duplicates, answered in the FAQ, or not appropriate for the bug tracker.
+
+Please help us by doing the following steps before logging an issue:
+  * Search: https://github.com/Microsoft/TypeScript/search?type=Issues
+  * Read the FAQ, especially the "Common Feature Requests" section: https://github.com/Microsoft/TypeScript/wiki/FAQ
 
 -->
 

.github/pull_request_template.md

@@ -1,8 +1,8 @@
 <!--
 Thank you for submitting a pull request!
 
-Here's a checklist you might find useful.
-* [ ] There is an associated issue that is labeled 'Bug' or 'help wanted'
+Please verify that:
+* [ ] There is an associated issue in the `Backlog` milestone (**required**)
 * [ ] Code is up-to-date with the `master` branch
 * [ ] You've successfully run `gulp runtests` locally
 * [ ] There are new or updated unit tests validating the change
@@ -12,4 +12,3 @@ Refer to CONTRIBUTING.MD for more details.
 -->
 
 Fixes #
-

.gitignore

@@ -34,8 +34,10 @@ tests/webTestServer.js.map
 tests/webhost/*.d.ts
 tests/webhost/webtsc.js
 tests/cases/**/*.js
+!tests/cases/docker/*.js/
 tests/cases/**/*.js.map
 *.config
+scripts/eslint/built/
 scripts/debug.bat
 scripts/run.bat
 scripts/word2md.js
@@ -44,6 +46,7 @@ scripts/ior.js
 scripts/authors.js
 scripts/configurePrerelease.js
 scripts/open-user-pr.js
+scripts/open-cherry-pick-pr.js
 scripts/processDiagnosticMessages.d.ts
 scripts/processDiagnosticMessages.js
 scripts/produceLKG.js
@@ -58,6 +61,8 @@ internal/
 **/.vs
 **/.vscode
 !**/.vscode/tasks.json
+!**/.vscode/settings.json
+!**/.vscode/extensions.json
 !tests/cases/projects/projectOption/**/node_modules
 !tests/cases/projects/NodeModulesSearch/**/*
 !tests/baselines/reference/project/nodeModules*/**/*
@@ -76,4 +81,14 @@ tests/cases/user/*/**/*.d.ts
 tests/baselines/reference/dt
 .failed-tests
 TEST-results.xml
-package-lock.json
+package-lock.json
+tests/cases/user/TypeScript-React-Starter/TypeScript-React-Starter
+tests/cases/user/TypeScript-Node-Starter/TypeScript-Node-Starter
+tests/cases/user/TypeScript-React-Native-Starter/TypeScript-React-Native-Starter
+tests/cases/user/TypeScript-Vue-Starter/TypeScript-Vue-Starter
+tests/cases/user/TypeScript-WeChat-Starter/TypeScript-WeChat-Starter
+tests/cases/user/create-react-app/create-react-app
+tests/cases/user/webpack/webpack
+tests/cases/user/puppeteer/puppeteer
+tests/cases/user/axios-src/axios-src
+tests/cases/user/prettier/prettier

.gitmodules

@@ -1,40 +0,0 @@
-[submodule "tests/cases/user/TypeScript-React-Starter/TypeScript-React-Starter"]
-	path = tests/cases/user/TypeScript-React-Starter/TypeScript-React-Starter
-	url = https://github.com/Microsoft/TypeScript-React-Starter
-	ignore = all
-[submodule "tests/cases/user/TypeScript-Node-Starter/TypeScript-Node-Starter"]
-	path = tests/cases/user/TypeScript-Node-Starter/TypeScript-Node-Starter
-	url = https://github.com/Microsoft/TypeScript-Node-Starter.git
-	ignore = all
-[submodule "tests/cases/user/TypeScript-React-Native-Starter/TypeScript-React-Native-Starter"]
-	path = tests/cases/user/TypeScript-React-Native-Starter/TypeScript-React-Native-Starter
-	url = https://github.com/Microsoft/TypeScript-React-Native-Starter.git
-	ignore = all
-[submodule "tests/cases/user/TypeScript-Vue-Starter/TypeScript-Vue-Starter"]
-	path = tests/cases/user/TypeScript-Vue-Starter/TypeScript-Vue-Starter
-	url = https://github.com/Microsoft/TypeScript-Vue-Starter.git
-	ignore = all
-[submodule "tests/cases/user/TypeScript-WeChat-Starter/TypeScript-WeChat-Starter"]
-	path = tests/cases/user/TypeScript-WeChat-Starter/TypeScript-WeChat-Starter
-	url = https://github.com/Microsoft/TypeScript-WeChat-Starter.git
-	ignore = all
-[submodule "tests/cases/user/create-react-app/create-react-app"]
-	path = tests/cases/user/create-react-app/create-react-app
-	url = https://github.com/facebook/create-react-app.git
-	ignore = all
-[submodule "tests/cases/user/webpack/webpack"]
-	path = tests/cases/user/webpack/webpack 
-        url = https://github.com/webpack/webpack.git
-	ignore = all
-[submodule "tests/cases/user/puppeteer/puppeteer"]
-	path = tests/cases/user/puppeteer/puppeteer
-	url = https://github.com/GoogleChrome/puppeteer.git
-	ignore = all
-[submodule "tests/cases/user/axios-src/axios-src"]
-	path = tests/cases/user/axios-src/axios-src
-	url = https://github.com/axios/axios.git
-        ignore = all
-[submodule "tests/cases/user/prettier/prettier"]
-	path = tests/cases/user/prettier/prettier
-	url = https://github.com/prettier/prettier.git
-        ignore = all

.npmignore

@@ -9,8 +9,9 @@ netci.groovy
 scripts
 src
 tests
-tslint.json
 Jakefile.js
+.eslintrc
+.eslintignore
 .editorconfig
 .failed-tests
 .git
@@ -29,3 +30,5 @@ package-lock.json
 yarn.lock
 CONTRIBUTING.md
 TEST-results.xml
+.dockerignore
+Dockerfile

.travis.yml

@@ -18,7 +18,6 @@ branches:
 
 install:
   - npm uninstall typescript --no-save
-  - npm uninstall tslint --no-save
   - npm install
 
 cache:

.vscode/extensions.json

@@ -0,0 +1,9 @@
+{
+    "recommendations": [
+        "dbaeumer.vscode-eslint"
+    ],
+
+    "unwantedRecommendations": [
+        "ms-vscode.vscode-typescript-tslint-plugin"
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,12 @@
+{
+    "eslint.validate": [
+        {
+            "language": "typescript",
+            "autoFix": true
+        }
+    ],
+    "eslint.options": {
+        "rulePaths": ["./scripts/eslint/built/rules/"],
+        "ext": [".ts"]
+    }
+}

.yarnrc

@@ -0,0 +1 @@
+--install.no-lockfile true

CONTRIBUTING.md

@@ -59,19 +59,19 @@ Run `gulp` to build a version of the compiler/language service that reflects cha
 
 ## Contributing bug fixes
 
-TypeScript is currently accepting contributions in the form of bug fixes. A bug must have an issue tracking it in the issue tracker that has been approved ("Milestone == Community") by the TypeScript team. Your pull request should include a link to the bug that you are fixing. If you've submitted a PR for a bug, please post a comment in the bug to avoid duplication of effort.
+TypeScript is currently accepting contributions in the form of bug fixes. A bug must have an issue tracking it in the issue tracker that has been approved (labelled ["help wanted"](https://github.com/Microsoft/TypeScript/issues?q=is%3Aopen+is%3Aissue+label%3A%22help+wanted%22)) by the TypeScript team. Your pull request should include a link to the bug that you are fixing. If you've submitted a PR for a bug, please post a comment in the bug to avoid duplication of effort.
 
 ## Contributing features
 
-Features (things that add new or improved functionality to TypeScript) may be accepted, but will need to first be approved (marked as "Milestone == Community" by a TypeScript coordinator with the message "Approved") in the suggestion issue. Features with language design impact, or that are adequately satisfied with external tools, will not be accepted.
+Features (things that add new or improved functionality to TypeScript) may be accepted, but will need to first be approved ([labelled "help wanted"](https://github.com/Microsoft/TypeScript/issues?q=is%3Aopen+is%3Aissue+label%3A%22help+wanted%22) by a TypeScript project maintainer) in the suggestion issue. Features with language design impact, or that are adequately satisfied with external tools, will not be accepted.
 
 Design changes will not be accepted at this time. If you have a design change proposal, please log a suggestion issue.
 
 ## Legal
 
 You will need to complete a Contributor License Agreement (CLA). Briefly, this agreement testifies that you are granting us permission to use the submitted change according to the terms of the project's license, and that the work being submitted is under appropriate copyright.
 
-Please submit a Contributor License Agreement (CLA) before submitting a pull request. You may visit https://cla.microsoft.com to sign digitally. Alternatively, download the agreement ([Microsoft Contribution License Agreement.pdf](https://opensource.microsoft.com/pdf/microsoft-contribution-license-agreement.pdf)), sign, scan, and email it back to <[email protected]>. Be sure to include your github user name along with the agreement. Once we have received the signed CLA, we'll review the request. 
+Please submit a Contributor License Agreement (CLA) before submitting a pull request. You may visit https://cla.microsoft.com to sign digitally. Alternatively, download the agreement ([Microsoft Contribution License Agreement.pdf](https://opensource.microsoft.com/pdf/microsoft-contribution-license-agreement.pdf)), sign, scan, and email it back to <[email protected]>. Be sure to include your GitHub user name along with the agreement. Once we have received the signed CLA, we'll review the request. 
 
 ## Housekeeping
 
@@ -148,7 +148,7 @@ You will probably only want to debug one test at a time:
 gulp runtests-browser --tests=2dArrays
 ```
 
-You can specify which browser to use for debugging. Currently Chrome and IE are supported:
+You can specify which browser to use for debugging. Currently, Chrome and IE are supported:
 
 ```Shell
 gulp runtests-browser --tests=2dArrays --browser=chrome

Dockerfile

@@ -0,0 +1,7 @@
+# We use this dockerfile to build a packed tarfile which we import in our `docker` tests
+FROM node:current
+COPY . /typescript
+WORKDIR /typescript
+RUN npm install
+RUN npm i -g gulp-cli
+RUN gulp configure-insiders && gulp LKG && gulp clean && npm pack .