Feature: Closure Support

.bazelrc

@@ -58,3 +58,6 @@ try-import %workspace%/.bazelrc.user
 # It would find the "test/*.ts" reference when compiling //src:src, and the FileCache will then error
 # when TS attempts to read one of these files that doesn't belong in the compilation.
 build --worker_sandboxing
+
+# Don't allow workers for TypeScript compiler
+build --strategy=TypeScriptCompile=sandboxed

.bazelversion

@@ -0,0 +1 @@
+5.0.0

BUILD

@@ -1,16 +1,24 @@
 package(default_visibility = ["//:__subpackages__"])
 
-load("@npm//@bazel/typescript:index.bzl", "ts_library")
+load("//tools:ts.bzl", "ts_library")
 load("@build_bazel_rules_nodejs//:index.bzl", "pkg_npm")
+load("@io_bazel_rules_closure//closure:defs.bzl", "closure_js_binary")
 load("@npm//@bazel/rollup:index.bzl", "rollup_bundle")
 
 ### Produce umd and cjs bundles
 
 ts_library(
-    name = "dev",
+    name = "index",
     srcs = ["index.ts"],
-    tsickle_typed = True,
     deps = ["//src"],
+    package_name = "incrementaldom",
+    module_name = "incrementaldom",
+    visibility = ["//visibility:public"],
+)
+
+alias(
+    name = "dev",
+    actual = "index",
 )
 
 [
@@ -81,7 +89,6 @@ genrule(
 ts_library(
     name = "release",
     srcs = [":release_index"],
-    tsickle_typed = True,
     deps = ["//release"],
 )
 

WORKSPACE

@@ -12,6 +12,12 @@ http_archive(
     urls = ["https://github.com/bazelbuild/rules_nodejs/releases/download/4.6.0/rules_nodejs-4.6.0.tar.gz"],
 )
 
+http_archive(
+    name = "rules_nodejs",
+    sha256 = "ddb78717b802f8dd5d4c01c340ecdc007c8ced5c1df7db421d0df3d642ea0580",
+    urls = ["https://github.com/bazelbuild/rules_nodejs/releases/download/4.6.0/rules_nodejs-4.6.0.tar.gz"],
+)
+
 load("@build_bazel_rules_nodejs//:index.bzl", "node_repositories")
 
 node_repositories(package_json = ["//:package.json"])
@@ -32,6 +38,21 @@ Try running `npm run bazel` instead.
     minimum_bazel_version = "0.21.0",
 )
 
+# Setup Closure tools
+http_archive(
+    name = "io_bazel_rules_closure",
+    sha256 = "7d206c2383811f378a5ef03f4aacbcf5f47fd8650f6abbc3fa89f3a27dd8b176",
+    strip_prefix = "rules_closure-0.10.0",
+    urls = [
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_closure/archive/0.10.0.tar.gz",
+        "https://github.com/bazelbuild/rules_closure/archive/0.10.0.tar.gz",
+    ],
+)
+
+load("@io_bazel_rules_closure//closure:repositories.bzl", "rules_closure_dependencies", "rules_closure_toolchains")
+rules_closure_dependencies()
+rules_closure_toolchains()
+
 # Setup the Node.js toolchain & install our npm dependencies into @npm
 npm_install(
     name = "npm",
@@ -56,3 +77,14 @@ browser_repositories(
     chromium = True,
     firefox = True,
 )
+
+# Grab `tsickle` for `tslib` sources
+http_archive(
+    name = "com_google_angular_tsickle_tslib",
+    sha256 = "1cc046dd9f56041c03ca55f81e580aa1b1a6385fa95ed65abc0d70992231dd5a",
+    strip_prefix = "tsickle-888aba275b9d7070880b64afbf3534dd55f0f72c/third_party/tslib",
+    build_file = "tsickle.bzl",
+    urls = [
+        "https://github.com/angular/tsickle/archive/888aba275b9d7070880b64afbf3534dd55f0f72c.tar.gz",
+    ],
+)

closure/BUILD

@@ -0,0 +1,43 @@
+package(
+    default_visibility = ["//visibility:public"],
+)
+
+load("@io_bazel_rules_closure//closure:defs.bzl", "closure_js_library", "closure_js_binary")
+
+IDOM_SUPPRESSIONS = [
+    "JSC_REQUIRES_NOT_SORTED",
+]
+
+IDOM_DEPS = [
+    "@io_bazel_rules_closure//closure/templates:soy_tslib",
+]
+
+
+closure_js_library(
+    name = "src",
+    srcs = glob(["src/**/*.js"]),
+    lenient = True,
+    deps = IDOM_DEPS,
+    suppress = IDOM_SUPPRESSIONS,
+)
+
+closure_js_library(
+    name = "index",
+    srcs = ["index.js"],
+    exports = [":src"],
+    lenient = True,
+    deps = [":src"] + IDOM_DEPS,
+    suppress = IDOM_SUPPRESSIONS,
+)
+
+closure_js_binary(
+    name = "bin",
+    deps = [":index"] + IDOM_DEPS,
+    entry_points = ["goog:incrementaldom.index"],
+    dependency_mode = "PRUNE_LEGACY",
+)
+
+alias(
+    name = "closure",
+    actual = "index",
+)

closure/index.d.ts

@@ -0,0 +1,9 @@
+/** @license SPDX-License-Identifier: Apache-2.0 */
+export { applyAttr, applyProp, attributes, createAttributeMap } from './src/attributes';
+export { alignWithDOM, alwaysDiffAttributes, close, createPatchInner, createPatchOuter, currentElement, currentContext, currentPointer, open, patchInner as patch, patchInner, patchOuter, skip, skipNode, tryGetCurrentElement } from './src/core';
+export { setKeyAttributeName } from './src/global';
+export { clearCache, getKey, importNode, isDataInitialized } from './src/node_data';
+export { notifications } from './src/notifications';
+export { symbols } from './src/symbols';
+export { applyAttrs, applyStatics, attr, elementClose, elementOpen, elementOpenEnd, elementOpenStart, elementVoid, key, text } from './src/virtual_elements';
+export * from './src/types';

closure/index_es5_tsconfig.json

@@ -0,0 +1 @@
+{"compilerOptions": {"target": "es2015", "module": "umd", "downlevelIteration": true, "skipDefaultLibCheck": true, "moduleResolution": "node", "outDir": "../../../bazel-out/darwin-fastbuild/bin", "rootDir": "../../..", "rootDirs": ["../../..", "../../../bazel-out/darwin-fastbuild/bin", "../../../bazel-out/darwin-fastbuild/bin"], "baseUrl": "../../..", "paths": {"@incremental_dom/src": ["src", "bazel-out/darwin-fastbuild/bin/src", "bazel-out/darwin-fastbuild/bin/src"], "@incremental_dom/src/*": ["src/*", "bazel-out/darwin-fastbuild/bin/src/*", "bazel-out/darwin-fastbuild/bin/src/*"], "incremental_dom": ["", "bazel-out/darwin-fastbuild/bin/", "bazel-out/darwin-fastbuild/bin/"], "incremental_dom/*": ["./*", "bazel-out/darwin-fastbuild/bin/*", "bazel-out/darwin-fastbuild/bin/*"], "*": ["external/npm/node_modules/*", "external/npm/node_modules/@types/*"]}, "preserveConstEnums": false, "experimentalDecorators": true, "emitDecoratorMetadata": true, "jsx": "react", "noErrorTruncation": false, "noEmitOnError": false, "declaration": true, "declarationDir": "../../../bazel-out/darwin-fastbuild/bin", "stripInternal": true, "inlineSourceMap": true, "inlineSources": true, "sourceMap": false, "typeRoots": ["../../../external/npm/node_modules/@types"], "types": []}, "bazelOptions": {"workspaceName": "incremental_dom", "target": "//:index", "package": "", "tsickleGenerateExterns": true, "tsickleExternsPath": "", "untyped": false, "typeBlackListPaths": [], "ignoreWarningPaths": [], "es5Mode": true, "manifest": "bazel-out/darwin-fastbuild/bin/index.es5.MF", "compilationTargetSrc": ["index.ts"], "addDtsClutzAliases": false, "typeCheckDependencies": false, "expectedDiagnostics": [], "typeCheck": true, "allowedStrictDeps": ["bazel-out/darwin-fastbuild/bin/src/debug.d.ts", "bazel-out/darwin-fastbuild/bin/src/assertions.d.ts", "bazel-out/darwin-fastbuild/bin/src/attributes.d.ts", "bazel-out/darwin-fastbuild/bin/src/changes.d.ts", "bazel-out/darwin-fastbuild/bin/src/context.d.ts", "bazel-out/darwin-fastbuild/bin/src/core.d.ts", "bazel-out/darwin-fastbuild/bin/src/diff.d.ts", "bazel-out/darwin-fastbuild/bin/src/dom_util.d.ts", "bazel-out/darwin-fastbuild/bin/src/global.d.ts", "bazel-out/darwin-fastbuild/bin/src/node_data.d.ts", "bazel-out/darwin-fastbuild/bin/src/nodes.d.ts", "bazel-out/darwin-fastbuild/bin/src/notifications.d.ts", "bazel-out/darwin-fastbuild/bin/src/symbols.d.ts", "bazel-out/darwin-fastbuild/bin/src/types.d.ts", "bazel-out/darwin-fastbuild/bin/src/util.d.ts", "bazel-out/darwin-fastbuild/bin/src/virtual_elements.d.ts", "index.ts"], "moduleName": "incremental_dom", "nodeModulesPrefix": "external/npm/node_modules"}, "files": ["../../../external/npm/node_modules/typescript/lib/protocol.d.ts", "../../../external/npm/node_modules/typescript/lib/tsserverlibrary.d.ts", "../../../external/npm/node_modules/typescript/lib/typescript.d.ts", "../../../external/npm/node_modules/typescript/lib/typescriptServices.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/debug.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/assertions.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/attributes.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/changes.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/context.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/core.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/diff.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/dom_util.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/global.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/node_data.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/nodes.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/notifications.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/symbols.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/types.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/util.d.ts", "../../../bazel-out/darwin-fastbuild/bin/src/virtual_elements.d.ts", "../../../index.ts"], "compileOnSave": false, "extends": "../../../tsconfig"}

closure/src/assertions.d.ts

@@ -0,0 +1,86 @@
+/** @license SPDX-License-Identifier: Apache-2.0 */
+import { NameOrCtorDef } from "./types";
+/**
+ * Asserts that a value exists and is not null or undefined. goog.asserts
+ * is not used in order to avoid dependencies on external code.
+ * @param val The value to assert is truthy.
+ * @returns The value.
+ */
+declare function assert<T extends {}>(val: T | null | undefined): T;
+/**
+ * Makes sure that there is a current patch context.
+ * @param functionName The name of the caller, for the error message.
+ */
+declare function assertInPatch(functionName: string): void;
+/**
+ * Makes sure that a patch closes every node that it opened.
+ * @param openElement
+ * @param root
+ */
+declare function assertNoUnclosedTags(openElement: Node | null, root: Node | DocumentFragment): void;
+/**
+ * Makes sure that node being outer patched has a parent node.
+ * @param parent
+ */
+declare function assertPatchOuterHasParentNode(parent: Node | null): void;
+/**
+ * Makes sure that the caller is not where attributes are expected.
+ * @param functionName The name of the caller, for the error message.
+ */
+declare function assertNotInAttributes(functionName: string): void;
+/**
+ * Makes sure that the caller is not inside an element that has declared skip.
+ * @param functionName The name of the caller, for the error message.
+ */
+declare function assertNotInSkip(functionName: string): void;
+/**
+ * Makes sure that the caller is where attributes are expected.
+ * @param functionName The name of the caller, for the error message.
+ */
+declare function assertInAttributes(functionName: string): void;
+/**
+ * Makes sure the patch closes virtual attributes call
+ */
+declare function assertVirtualAttributesClosed(): void;
+/**
+ * Makes sure that tags are correctly nested.
+ * @param currentNameOrCtor
+ * @param nameOrCtor
+ */
+declare function assertCloseMatchesOpenTag(currentNameOrCtor: NameOrCtorDef, nameOrCtor: NameOrCtorDef): void;
+/**
+ * Makes sure that no children elements have been declared yet in the current
+ * element.
+ * @param functionName The name of the caller, for the error message.
+ * @param previousNode
+ */
+declare function assertNoChildrenDeclaredYet(functionName: string, previousNode: Node | null): void;
+/**
+ * Checks that a call to patchOuter actually patched the element.
+ * @param maybeStartNode The value for the currentNode when the patch
+ *     started.
+ * @param maybeCurrentNode The currentNode when the patch finished.
+ * @param expectedNextNode The Node that is expected to follow the
+ *    currentNode after the patch;
+ * @param expectedPrevNode The Node that is expected to preceed the
+ *    currentNode after the patch.
+ */
+declare function assertPatchElementNoExtras(maybeStartNode: Node | null, maybeCurrentNode: Node | null, expectedNextNode: Node | null, expectedPrevNode: Node | null): void;
+/**
+ * @param newContext The current patch context.
+ */
+declare function updatePatchContext(newContext: {} | null): void;
+/**
+ * Updates the state of being in an attribute declaration.
+ * @param value Whether or not the patch is in an attribute declaration.
+ * @return the previous value.
+ */
+declare function setInAttributes(value: boolean): boolean;
+/**
+ * Updates the state of being in a skip element.
+ * @param value Whether or not the patch is skipping the children of a
+ *    parent node.
+ * @return the previous value.
+ */
+declare function setInSkip(value: boolean): boolean;
+export { assert, assertInPatch, assertNoUnclosedTags, assertNotInAttributes, assertInAttributes, assertCloseMatchesOpenTag, assertVirtualAttributesClosed, assertNoChildrenDeclaredYet, assertNotInSkip, assertPatchElementNoExtras, assertPatchOuterHasParentNode, setInAttributes, setInSkip, updatePatchContext };