From af6076f3c6008d3aacb69ae3eca8db2eb3f00de9 Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Mon, 21 May 2018 09:54:37 -0400
Subject: [PATCH] Source maps work for testdata/007_stack_trace.ts.

---
 Makefile                    |   3 +-
 main.ts                     |  23 ----
 package.json                |  10 +-
 runtime.ts                  |  12 +++
 testdata/007_stack_trace.ts |   2 -
 v8_source_maps.ts           | 203 ++++++++++++++++++++++++++++++++++++
 yarn.lock                   | 200 ++++++++++++++++++++++++++++++++---
 7 files changed, 408 insertions(+), 45 deletions(-)
 create mode 100644 v8_source_maps.ts

diff --git a/Makefile b/Makefile
index bcdac39eb5..6f74d8593f 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,8 @@ TS_FILES = \
 	runtime.ts \
 	timers.ts \
 	url.js \
-	util.ts
+	util.ts \
+	v8_source_maps.ts
 
 deno: assets.go msg.pb.go main.go
 	go build -o deno
diff --git a/main.ts b/main.ts
index 9140d20ff6..356fe329a8 100644
--- a/main.ts
+++ b/main.ts
@@ -3,29 +3,6 @@ import "./util";
 import * as runtime from "./runtime";
 import * as timers from "./timers";
 import * as util from "./util";
-import * as sourceMap from "source-map-support";
-
-function retrieveFileForSourceMap(path: string): string {
-  util.log("retrieveFileForSourceMap", path);
-  throw Error("implemtn me");
-}
-
-function retrieveSourceMap(source: string): sourceMap.UrlAndMap {
-  util.log("retrieveSourceMap", source);
-  throw Error("implemtn me");
-  //return { url, map }
-}
-
-// TODO handleUncaughtExceptions
-sourceMap.install({
-  //handleUncaughtExceptions: true,
-  environment: "node",
-  retrieveFile: retrieveFileForSourceMap,
-  hookRequire: false,
-  overrideRetrieveSourceMap: true,
-  overrideRetrieveFile: true,
-  retrieveSourceMap
-});
 
 // To control internal logging output
 // Set with the -debug command-line flag.
diff --git a/package.json b/package.json
index df7ef042e6..2de98d4cd2 100644
--- a/package.json
+++ b/package.json
@@ -5,13 +5,19 @@
     "fmt": "prettier --write *.ts* *.js *.json"
   },
   "devDependencies": {
+    "@types/base64-js": "^1.2.5",
     "@types/source-map-support": "^0.4.0",
+    "base64-js": "^1.3.0",
+    "espree": "^3.5.3",
     "http-server": "^0.11.1",
+    "jsdoc": "^3.5.5",
     "parcel-bundler": "^1.8.1",
     "protobufjs": "^6.8.6",
-    "source-map-support": "^0.5.6",
+    "source-map": "0.6.0",
+    "tmp": "0.0.33",
     "tslint": "^5.10.0",
-    "typescript": "^2.8.3"
+    "typescript": "^2.8.3",
+    "uglify-js": "^2.8.29"
   },
   "dependencies": {}
 }
diff --git a/runtime.ts b/runtime.ts
index 1b1e309b5e..9ca3b4944d 100644
--- a/runtime.ts
+++ b/runtime.ts
@@ -11,6 +11,7 @@ import * as util from "./util";
 import { log } from "./util";
 import * as os from "./os";
 import "./url";
+import * as sourceMaps from "./v8_source_maps";
 
 const EOL = "\n";
 
@@ -18,6 +19,17 @@ const EOL = "\n";
 type AmdFactory = (...args: any[]) => undefined | object;
 type AmdDefine = (deps: string[], factory: AmdFactory) => void;
 
+sourceMaps.install({
+  installPrepareStackTrace: true,
+  getGeneratedContents: (filename: string): string => {
+    util.log("getGeneratedContents", filename);
+    if (filename === "dist/main.js") {
+      return null;
+    }
+    return FileModule.load(filename).outputCode;
+  }
+});
+
 // This class represents a module. We call it FileModule to make it explicit
 // that each module represents a single file.
 // Access to FileModule instances should only be done thru the static method
diff --git a/testdata/007_stack_trace.ts b/testdata/007_stack_trace.ts
index 2424bf9497..624bc55da0 100644
--- a/testdata/007_stack_trace.ts
+++ b/testdata/007_stack_trace.ts
@@ -6,6 +6,4 @@ function bar() {
   foo()
 }
 
-console.log("before");
 bar()
-console.log("after");
diff --git a/v8_source_maps.ts b/v8_source_maps.ts
new file mode 100644
index 0000000000..d80efb9210
--- /dev/null
+++ b/v8_source_maps.ts
@@ -0,0 +1,203 @@
+import { SourceMapConsumer, MappedPosition } from "source-map";
+import * as base64 from "base64-js";
+
+interface Options {
+  // A callback the returns generated file contents.
+  getGeneratedContents: GetGeneratedContentsCallback;
+  // Usually set the following to true. Set to false for testing.
+  installPrepareStackTrace: boolean;
+}
+
+interface CallSite extends NodeJS.CallSite {
+  getScriptNameOrSourceURL(): string;
+}
+
+interface Position {
+  source: string; // Filename
+  column: number;
+  line: number;
+}
+
+type GetGeneratedContentsCallback = (fileName: string) => string;
+
+let getGeneratedContents: GetGeneratedContentsCallback;
+
+export function install(options: Options) {
+  getGeneratedContents = options.getGeneratedContents;
+  if (options.installPrepareStackTrace) {
+    Error.prepareStackTrace = prepareStackTraceWrapper;
+  }
+}
+
+export function prepareStackTraceWrapper(
+  error: Error,
+  stack: CallSite[]
+): string {
+  try {
+    return prepareStackTrace(error, stack);
+  } catch (prepareStackError) {
+    Error.prepareStackTrace = null;
+    console.log("=====Error inside of prepareStackTrace====");
+    console.log(prepareStackError.stack.toString());
+    console.log("=====Original error=======================");
+    throw error;
+  }
+}
+
+export function prepareStackTrace(error: Error, stack: CallSite[]): string {
+  const frames = stack.map(
+    (frame: CallSite) => "\n    at " + wrapCallSite(frame).toString()
+  );
+  return error.toString() + frames.join("");
+}
+
+export function wrapCallSite(frame: CallSite): CallSite {
+  if (frame.isNative()) {
+    return frame;
+  }
+
+  // Most call sites will return the source file from getFileName(), but code
+  // passed to eval() ending in "//# sourceURL=..." will return the source file
+  // from getScriptNameOrSourceURL() instead
+  const source = frame.getFileName() || frame.getScriptNameOrSourceURL();
+  if (source) {
+    const line = frame.getLineNumber();
+    const column = frame.getColumnNumber() - 1;
+
+    const position = mapSourcePosition({
+      source,
+      line,
+      column
+    });
+    frame = cloneCallSite(frame);
+    frame.getFileName = () => position.source;
+    frame.getLineNumber = () => position.line;
+    frame.getColumnNumber = () => Number(position.column) + 1;
+    frame.getScriptNameOrSourceURL = () => position.source;
+    return frame;
+  }
+
+  // Code called using eval() needs special handling
+  let origin = frame.isEval() && frame.getEvalOrigin();
+  if (origin) {
+    origin = mapEvalOrigin(origin);
+    frame = cloneCallSite(frame);
+    frame.getEvalOrigin = () => origin;
+    return frame;
+  }
+
+  // If we get here then we were unable to change the source position
+  return frame;
+}
+
+function cloneCallSite(frame: CallSite): CallSite {
+  // tslint:disable:no-any
+  const obj: any = {};
+  const frame_ = frame as any;
+  const props = Object.getOwnPropertyNames(Object.getPrototypeOf(frame));
+  props.forEach(name => {
+    obj[name] = /^(?:is|get|toString)/.test(name)
+      ? () => frame_[name].call(frame)
+      : frame_[name];
+  });
+  return (obj as any) as CallSite;
+  // tslint:enable:no-any
+}
+
+// Regex for detecting source maps
+const reSourceMap = /^data:application\/json[^,]+base64,/;
+
+function loadConsumer(source: string): SourceMapConsumer {
+  let consumer = consumers.get(source);
+  if (consumer == null) {
+    const code = getGeneratedContents(source);
+    if (!code) {
+      return null;
+    }
+
+    let sourceMappingURL = retrieveSourceMapURL(code);
+    if (!sourceMappingURL) {
+      throw Error("No source map?");
+    }
+
+    let sourceMapData: string;
+    if (reSourceMap.test(sourceMappingURL)) {
+      // Support source map URL as a data url
+      const rawData = sourceMappingURL.slice(sourceMappingURL.indexOf(",") + 1);
+      //sourceMapData = bufferFrom(rawData, "base64").toString();
+      const ui8 = base64.toByteArray(rawData);
+      sourceMapData = arrayToStr(ui8);
+      sourceMappingURL = source;
+    } else {
+      // Support source map URLs relative to the source URL
+      //sourceMappingURL = supportRelativeURL(source, sourceMappingURL);
+      //sourceMapData = retrieveFile(sourceMappingURL);
+    }
+
+    const rawSourceMap = JSON.parse(sourceMapData);
+    consumer = new SourceMapConsumer(rawSourceMap);
+    consumers.set(source, consumer);
+  }
+  return consumer;
+}
+
+const consumers = new Map<string, SourceMapConsumer>();
+
+function retrieveSourceMapURL(fileData: string): string {
+  // Get the URL of the source map
+  // tslint:disable-next-line:max-line-length
+  const re = /(?:\/\/[@#][ \t]+sourceMappingURL=([^\s'"]+?)[ \t]*$)|(?:\/\*[@#][ \t]+sourceMappingURL=([^\*]+?)[ \t]*(?:\*\/)[ \t]*$)/gm;
+  // Keep executing the search to find the *last* sourceMappingURL to avoid
+  // picking up sourceMappingURLs from comments, strings, etc.
+  let lastMatch, match;
+  while ((match = re.exec(fileData))) {
+    lastMatch = match;
+  }
+  if (!lastMatch) {
+    return null;
+  }
+  return lastMatch[1];
+}
+
+function mapSourcePosition(position: Position): MappedPosition {
+  const consumer = loadConsumer(position.source);
+  if (consumer == null) {
+    return position;
+  }
+  const mapped = consumer.originalPositionFor(position);
+  return mapped;
+}
+
+// Parses code generated by FormatEvalOrigin(), a function inside V8:
+// https://code.google.com/p/v8/source/browse/trunk/src/messages.js
+function mapEvalOrigin(origin: string): string {
+  // Most eval() calls are in this format
+  let match = /^eval at ([^(]+) \((.+):(\d+):(\d+)\)$/.exec(origin);
+  if (match) {
+    const position = mapSourcePosition({
+      source: match[2],
+      line: Number(match[3]),
+      column: Number(match[4]) - 1
+    });
+    const pos = [
+      position.source,
+      position.line,
+      Number(position.column) + 1
+    ].join(":");
+    return `eval at ${match[1]} (${pos})`;
+  }
+
+  // Parse nested eval() calls using recursion
+  match = /^eval at ([^(]+) \((.+)\)$/.exec(origin);
+  if (match) {
+    return "eval at " + match[1] + " (" + mapEvalOrigin(match[2]) + ")";
+  }
+
+  // Make sure we still return useful information if we didn't find anything
+  return origin;
+}
+
+// TODO move to util?
+function arrayToStr(ui8: Uint8Array): string {
+  return String.fromCharCode.apply(null, ui8);
+}
diff --git a/yarn.lock b/yarn.lock
index e7e3e6929b..676ffe67bb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -45,6 +45,10 @@
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/@protobufjs/utf8/-/utf8-1.1.0.tgz#a777360b5b39a1a2e5106f8e858f2fd2d060c570"
 
+"@types/base64-js@^1.2.5":
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/@types/base64-js/-/base64-js-1.2.5.tgz#582b2476169a6cba460a214d476c744441d873d5"
+
 "@types/long@^3.0.32":
   version "3.0.32"
   resolved "https://registry.yarnpkg.com/@types/long/-/long-3.0.32.tgz#f4e5af31e9e9b196d8e5fca8a5e2e20aa3d60b69"
@@ -67,10 +71,28 @@ abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
-acorn@^5.0.0:
+acorn-jsx@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-3.0.1.tgz#afdf9488fb1ecefc8348f6fb22f464e32a58b36b"
+  dependencies:
+    acorn "^3.0.4"
+
+acorn@^3.0.4:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
+
+acorn@^5.0.0, acorn@^5.5.0:
   version "5.5.3"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.5.3.tgz#f473dd47e0277a08e28e9bec5aeeb04751f0b8c9"
 
+align-text@^0.1.1, align-text@^0.1.3:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
+  dependencies:
+    kind-of "^3.0.2"
+    longest "^1.0.1"
+    repeat-string "^1.5.2"
+
 alphanum-sort@^1.0.1, alphanum-sort@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/alphanum-sort/-/alphanum-sort-1.0.2.tgz#97a1119649b211ad33691d9f9f486a8ec9fbe0a3"
@@ -660,6 +682,10 @@ babylon-walk@^1.0.2:
     babel-types "^6.15.0"
     lodash.clone "^4.5.0"
 
+babylon@7.0.0-beta.19:
+  version "7.0.0-beta.19"
+  resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.19.tgz#e928c7e807e970e0536b078ab3e0c48f9e052503"
+
 babylon@^6.17.4, babylon@^6.18.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"
@@ -672,7 +698,7 @@ balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
 
-base64-js@^1.0.2:
+base64-js@^1.0.2, base64-js@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.3.0.tgz#cab1e6118f051095e58b5281aea8c1cd22bfc0e3"
 
@@ -696,7 +722,7 @@ bindings@~1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.2.1.tgz#14ad6113812d2d37d72e67b4cacb4bb726505f11"
 
-bluebird@^3.0.5:
+bluebird@^3.0.5, bluebird@~3.5.0:
   version "3.5.1"
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.5.1.tgz#d9551f9de98f1fcda1e683d17ee91a0602ee2eb9"
 
@@ -851,6 +877,10 @@ cache-base@^1.0.1:
     union-value "^1.0.0"
     unset-value "^1.0.0"
 
+camelcase@^1.0.2:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-1.2.1.tgz#9bb5304d2e0b56698b2c758b08a3eaa9daa58a39"
+
 caniuse-api@^1.5.2:
   version "1.6.1"
   resolved "https://registry.yarnpkg.com/caniuse-api/-/caniuse-api-1.6.1.tgz#b534e7c734c4f81ec5fbe8aca2ad24354b962c6c"
@@ -868,6 +898,19 @@ caniuse-lite@^1.0.30000835:
   version "1.0.30000839"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000839.tgz#41fcc036cf1cb77a0e0be041210f77f1ced44a7b"
 
+catharsis@~0.8.9:
+  version "0.8.9"
+  resolved "https://registry.yarnpkg.com/catharsis/-/catharsis-0.8.9.tgz#98cc890ca652dd2ef0e70b37925310ff9e90fc8b"
+  dependencies:
+    underscore-contrib "~0.3.0"
+
+center-align@^0.1.1:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/center-align/-/center-align-0.1.3.tgz#aa0d32629b6ee972200411cbd4461c907bc2b7ad"
+  dependencies:
+    align-text "^0.1.3"
+    lazy-cache "^1.0.3"
+
 chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
@@ -930,6 +973,14 @@ class-utils@^0.3.5:
     isobject "^3.0.0"
     static-extend "^0.1.1"
 
+cliui@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-2.1.0.tgz#4b475760ff80264c762c3a1719032e91c7fea0d1"
+  dependencies:
+    center-align "^0.1.1"
+    right-align "^0.1.1"
+    wordwrap "0.0.2"
+
 clone@^1.0.2:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/clone/-/clone-1.0.4.tgz#da309cc263df15994c688ca902179ca3c7cd7c7e"
@@ -1237,7 +1288,7 @@ debug@^3.1.0:
   dependencies:
     ms "2.0.0"
 
-decamelize@^1.1.2:
+decamelize@^1.0.0, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
@@ -1442,7 +1493,7 @@ escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
 
-escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
+escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5, escape-string-regexp@~1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
@@ -1457,6 +1508,13 @@ escodegen@^1.8.1, escodegen@~1.9.0:
   optionalDependencies:
     source-map "~0.6.1"
 
+espree@^3.5.3:
+  version "3.5.4"
+  resolved "https://registry.yarnpkg.com/espree/-/espree-3.5.4.tgz#b0f447187c8a8bed944b815a660bddf5deb5d1a7"
+  dependencies:
+    acorn "^5.5.0"
+    acorn-jsx "^3.0.0"
+
 esprima@^2.6.0:
   version "2.7.3"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-2.7.3.tgz#96e3b70d5779f6ad49cd032673d1c312767ba581"
@@ -1652,7 +1710,7 @@ globals@^9.18.0:
   version "9.18.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
 
-graceful-fs@^4.1.2:
+graceful-fs@^4.1.2, graceful-fs@^4.1.9:
   version "4.1.11"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
 
@@ -2070,6 +2128,29 @@ js-yaml@~3.7.0:
     argparse "^1.0.7"
     esprima "^2.6.0"
 
+js2xmlparser@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/js2xmlparser/-/js2xmlparser-3.0.0.tgz#3fb60eaa089c5440f9319f51760ccd07e2499733"
+  dependencies:
+    xmlcreate "^1.0.1"
+
+jsdoc@^3.5.5:
+  version "3.5.5"
+  resolved "https://registry.yarnpkg.com/jsdoc/-/jsdoc-3.5.5.tgz#484521b126e81904d632ff83ec9aaa096708fa4d"
+  dependencies:
+    babylon "7.0.0-beta.19"
+    bluebird "~3.5.0"
+    catharsis "~0.8.9"
+    escape-string-regexp "~1.0.5"
+    js2xmlparser "~3.0.0"
+    klaw "~2.0.0"
+    marked "~0.3.6"
+    mkdirp "~0.5.1"
+    requizzle "~0.2.1"
+    strip-json-comments "~2.0.1"
+    taffydb "2.6.2"
+    underscore "~1.8.3"
+
 jsesc@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-1.3.0.tgz#46c3fec8c1892b12b0833db9bc7622176dbab34b"
@@ -2108,6 +2189,16 @@ kind-of@^6.0.0, kind-of@^6.0.2:
   version "6.0.2"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-6.0.2.tgz#01146b36a6218e64e58f3a8d66de5d7fc6f6d051"
 
+klaw@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/klaw/-/klaw-2.0.0.tgz#59c128e0dc5ce410201151194eeb9cbf858650f6"
+  dependencies:
+    graceful-fs "^4.1.9"
+
+lazy-cache@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
+
 levn@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -2135,6 +2226,10 @@ long@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/long/-/long-4.0.0.tgz#9a7b71cfb7d361a194ea555241c92f7468d5bf28"
 
+longest@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/longest/-/longest-1.0.1.tgz#30a0b2da38f73770e8294a0d22e6625ed77d0097"
+
 loose-envify@^1.0.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.3.1.tgz#d1a8ad33fa9ce0e713d65fdd0ac8b748d478c848"
@@ -2167,6 +2262,10 @@ map-visit@^1.0.0:
   dependencies:
     object-visit "^1.0.0"
 
+marked@~0.3.6:
+  version "0.3.19"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.19.tgz#5d47f709c4c9fc3c216b6d46127280f40b39d790"
+
 math-expression-evaluator@^1.2.14:
   version "1.2.17"
   resolved "https://registry.yarnpkg.com/math-expression-evaluator/-/math-expression-evaluator-1.2.17.tgz#de819fdbcd84dccd8fae59c6aeb79615b9d266ac"
@@ -2519,7 +2618,7 @@ os-homedir@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
 
-os-tmpdir@^1.0.0, os-tmpdir@^1.0.1:
+os-tmpdir@^1.0.0, os-tmpdir@^1.0.1, os-tmpdir@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
 
@@ -3108,7 +3207,7 @@ repeat-element@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/repeat-element/-/repeat-element-1.1.2.tgz#ef089a178d1483baae4d93eb98b4f9e4e11d990a"
 
-repeat-string@^1.6.1:
+repeat-string@^1.5.2, repeat-string@^1.6.1:
   version "1.6.1"
   resolved "https://registry.yarnpkg.com/repeat-string/-/repeat-string-1.6.1.tgz#8dcae470e1c88abc2d600fff4a776286da75e637"
 
@@ -3122,6 +3221,12 @@ requires-port@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
 
+requizzle@~0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/requizzle/-/requizzle-0.2.1.tgz#6943c3530c4d9a7e46f1cddd51c158fc670cdbde"
+  dependencies:
+    underscore "~1.6.0"
+
 resolve-url@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
@@ -3136,6 +3241,12 @@ ret@~0.1.10:
   version "0.1.15"
   resolved "https://registry.yarnpkg.com/ret/-/ret-0.1.15.tgz#b8a4825d5bdb1fc3f6f53c2bc33f81388681c7bc"
 
+right-align@^0.1.1:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/right-align/-/right-align-0.1.3.tgz#61339b722fe6a3515689210d24e14c96148613ef"
+  dependencies:
+    align-text "^0.1.1"
+
 rimraf@^2.6.1:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
@@ -3327,22 +3438,19 @@ source-map-support@^0.4.15:
   dependencies:
     source-map "^0.5.6"
 
-source-map-support@^0.5.6:
-  version "0.5.6"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.6.tgz#4435cee46b1aab62b8e8610ce60f788091c51c13"
-  dependencies:
-    buffer-from "^1.0.0"
-    source-map "^0.6.0"
-
 source-map-url@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
 
-source-map@0.6.1, source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.1:
+source-map@0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.0.tgz#36446016b0e5b626cf0315d6ff14b15bafb9dc10"
+
+source-map@0.6.1, source-map@^0.6.1, source-map@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
 
-source-map@^0.5.3, source-map@^0.5.6, source-map@^0.5.7:
+source-map@^0.5.3, source-map@^0.5.6, source-map@^0.5.7, source-map@~0.5.1:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
@@ -3498,6 +3606,10 @@ svgo@^1.0.5:
     unquote "~1.1.1"
     util.promisify "~1.0.0"
 
+taffydb@2.6.2:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/taffydb/-/taffydb-2.6.2.tgz#7cbcb64b5a141b6a2efc2c5d2c67b4e150b2a268"
+
 tar@^4:
   version "4.4.2"
   resolved "https://registry.yarnpkg.com/tar/-/tar-4.4.2.tgz#60685211ba46b38847b1ae7ee1a24d744a2cd462"
@@ -3527,6 +3639,12 @@ tiny-inflate@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/tiny-inflate/-/tiny-inflate-1.0.2.tgz#93d9decffc8805bd57eae4310f0b745e9b6fb3a7"
 
+tmp@0.0.33:
+  version "0.0.33"
+  resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.33.tgz#6d34335889768d21b2bcda0aa277ced3b1bfadf9"
+  dependencies:
+    os-tmpdir "~1.0.2"
+
 to-arraybuffer@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/to-arraybuffer/-/to-arraybuffer-1.0.1.tgz#7d229b1fcc637e466ca081180836a7aabff83f43"
@@ -3621,6 +3739,33 @@ uglify-es@^3.2.1, uglify-es@^3.3.9:
     commander "~2.13.0"
     source-map "~0.6.1"
 
+uglify-js@^2.8.29:
+  version "2.8.29"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.29.tgz#29c5733148057bb4e1f75df35b7a9cb72e6a59dd"
+  dependencies:
+    source-map "~0.5.1"
+    yargs "~3.10.0"
+  optionalDependencies:
+    uglify-to-browserify "~1.0.0"
+
+uglify-to-browserify@~1.0.0:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
+
+underscore-contrib@~0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/underscore-contrib/-/underscore-contrib-0.3.0.tgz#665b66c24783f8fa2b18c9f8cbb0e2c7d48c26c7"
+  dependencies:
+    underscore "1.6.0"
+
+underscore@1.6.0, underscore@~1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.6.0.tgz#8b38b10cacdef63337b8b24e4ff86d45aea529a8"
+
+underscore@~1.8.3:
+  version "1.8.3"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.8.3.tgz#4f3fb53b106e6097fcf9cb4109f2a5e9bdfa5022"
+
 unicode-trie@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/unicode-trie/-/unicode-trie-0.3.1.tgz#d671dddd89101a08bac37b6a5161010602052085"
@@ -3744,6 +3889,14 @@ wide-align@^1.1.0:
   dependencies:
     string-width "^1.0.2"
 
+window-size@0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.1.0.tgz#5438cd2ea93b202efa3a19fe8887aee7c94f9c9d"
+
+wordwrap@0.0.2:
+  version "0.0.2"
+  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
+
 wordwrap@~0.0.2:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
@@ -3762,6 +3915,10 @@ ws@^5.1.1:
   dependencies:
     async-limiter "~1.0.0"
 
+xmlcreate@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/xmlcreate/-/xmlcreate-1.0.2.tgz#fa6bf762a60a413fb3dd8f4b03c5b269238d308f"
+
 xtend@^4.0.0, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
@@ -3769,3 +3926,12 @@ xtend@^4.0.0, xtend@~4.0.1:
 yallist@^3.0.0, yallist@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.0.2.tgz#8452b4bb7e83c7c188d8041c1a837c773d6d8bb9"
+
+yargs@~3.10.0:
+  version "3.10.0"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-3.10.0.tgz#f7ee7bd857dd7c1d2d38c0e74efbd681d1431fd1"
+  dependencies:
+    camelcase "^1.0.2"
+    cliui "^2.1.0"
+    decamelize "^1.0.0"
+    window-size "0.1.0"