Simplify build

CHANGELOG.md

@@ -2,6 +2,11 @@
 All notable changes to `dash` will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## Unreleased
+
+### Changed
+- [#1035](https://github.com/plotly/dash/pull/1035) Simplify our build process.
+
 ## [1.7.0] - 2019-11-27
 ### Added
 - [#967](https://github.com/plotly/dash/pull/967) Add support for defining

dash-renderer/package.json

@@ -23,7 +23,6 @@
     "react": "16.8.6",
     "react-dom": "16.8.6",
     "prop-types": "15.7.2",
-    "check-prop-types": "1.1.2",
     "cookie": "^0.3.1",
     "dependency-graph": "^0.5.0",
     "radium": "^0.22.1",
@@ -32,7 +31,6 @@
     "redux": "^3.4.0",
     "redux-actions": "^0.9.1",
     "redux-thunk": "^2.0.1",
-    "uniqid": "^5.0.3",
     "viz.js": "1.8.0"
   },
   "devDependencies": {
@@ -59,7 +57,6 @@
     "prettier-eslint": "^8.8.2",
     "prettier-eslint-cli": "^4.7.1",
     "prettier-stylelint": "^0.4.2",
-    "raw-loader": "^3.1.0",
     "style-loader": "^1.0.0",
     "webpack": "^4.39.3",
     "webpack-cli": "^3.3.8",

dash-renderer/src/TreeContainer.js

@@ -25,7 +25,7 @@ import {notifyObservers, updateProps} from './actions';
 import isSimpleComponent from './isSimpleComponent';
 import {recordUiEdit} from './persistence';
 import ComponentErrorBoundary from './components/error/ComponentErrorBoundary.react';
-import checkPropTypes from 'check-prop-types';
+import checkPropTypes from './checkPropTypes';
 
 function validateComponent(componentDefinition) {
     if (type(componentDefinition) === 'Array') {

dash-renderer/src/checkPropTypes.js

@@ -0,0 +1,88 @@
+/*
+ * Copied out of prop-types and modified - inspired by check-prop-types, but
+ * simplified and tweaked to our needs: we don't need the NODE_ENV check,
+ * we report all errors, not just the first one, and we don't need the throwing
+ * variant `assertPropTypes`.
+ */
+import ReactPropTypesSecret from 'prop-types/lib/ReactPropTypesSecret';
+
+/**
+ * Assert that the values match with the type specs.
+ *
+ * @param {object} typeSpecs Map of name to a ReactPropType
+ * @param {object} values Runtime values that need to be type-checked
+ * @param {string} location e.g. "prop", "context", "child context"
+ * @param {string} componentName Name of the component for error messages.
+ * @param {?Function} getStack Returns the component stack.
+ * @return {string} Any error messsage resulting from checking the types
+ */
+export default function checkPropTypes(
+    typeSpecs,
+    values,
+    location,
+    componentName,
+    getStack
+) {
+    const errors = [];
+    for (const typeSpecName in typeSpecs) {
+        if (typeSpecs.hasOwnProperty(typeSpecName)) {
+            let error;
+            // Prop type validation may throw. In case they do, we don't want to
+            // fail the render phase where it didn't fail before. So we log it.
+            // After these have been cleaned up, we'll let them throw.
+            try {
+                // This is intentionally an invariant that gets caught. It's the same
+                // behavior as without this statement except with a better message.
+                if (typeof typeSpecs[typeSpecName] !== 'function') {
+                    error = Error(
+                        (componentName || 'React class') +
+                            ': ' +
+                            location +
+                            ' type `' +
+                            typeSpecName +
+                            '` is invalid; ' +
+                            'it must be a function, usually from the `prop-types` package, but received `' +
+                            typeof typeSpecs[typeSpecName] +
+                            '`.'
+                    );
+                    error.name = 'Invariant Violation';
+                } else {
+                    error = typeSpecs[typeSpecName](
+                        values,
+                        typeSpecName,
+                        componentName,
+                        location,
+                        null,
+                        ReactPropTypesSecret
+                    );
+                }
+            } catch (ex) {
+                error = ex;
+            }
+            if (error && !(error instanceof Error)) {
+                errors.push(
+                    (componentName || 'React class') +
+                        ': type specification of ' +
+                        location +
+                        ' `' +
+                        typeSpecName +
+                        '` is invalid; the type checker ' +
+                        'function must return `null` or an `Error` but returned a ' +
+                        typeof error +
+                        '. ' +
+                        'You may have forgotten to pass an argument to the type checker ' +
+                        'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' +
+                        'shape all require an argument).'
+                );
+            }
+            if (error instanceof Error) {
+                var stack = (getStack && getStack()) || '';
+
+                errors.push(
+                    'Failed ' + location + ' type: ' + error.message + stack
+                );
+            }
+        }
+    }
+    return errors.join('\n\n');
+}

dash-renderer/src/components/error/ComponentErrorBoundary.react.js

@@ -2,15 +2,13 @@ import {connect} from 'react-redux';
 import {Component} from 'react';
 import PropTypes from 'prop-types';
 import Radium from 'radium';
-import uniqid from 'uniqid';
 import {onError, revert} from '../../actions';
 
 class UnconnectedComponentErrorBoundary extends Component {
     constructor(props) {
         super(props);
         this.state = {
             myID: props.componentId,
-            myUID: uniqid(),
             oldChildren: null,
             hasError: false,
         };
@@ -24,7 +22,6 @@ class UnconnectedComponentErrorBoundary extends Component {
         const {dispatch} = this.props;
         dispatch(
             onError({
-                myUID: this.state.myUID,
                 myID: this.state.myID,
                 type: 'frontEnd',
                 error,

dash-renderer/src/components/error/FrontEnd/FrontEndError.react.js

@@ -6,7 +6,7 @@ import PropTypes from 'prop-types';
 import '../Percy.css';
 import {urlBase} from '../../../utils';
 
-import werkzeugCss from '../werkzeug.css.txt';
+import werkzeugCss from '../werkzeugcss';
 
 class FrontEndError extends Component {
     constructor(props) {
@@ -167,7 +167,6 @@ const ErrorContent = connect(state => ({base: urlBase(state.config)}))(
 
 FrontEndError.propTypes = {
     e: PropTypes.shape({
-        myUID: PropTypes.string,
         timestamp: PropTypes.object,
         error: errorPropTypes,
     }),

dash-renderer/src/components/error/werkzeug.css.txt → dash-renderer/src/components/error/werkzeugcss.js

@@ -1,3 +1,7 @@
+// Werkzeug css included as a string, because we want to inject
+// it into an iframe srcDoc
+
+export default `
 body {
     margin: 0px;
     margin-top: 10px;
@@ -102,3 +106,4 @@ div.debugger {
 .debugger .traceback .source pre.line img {
     display: none;
 }
+`;

dash-renderer/src/persistence.js

@@ -66,7 +66,6 @@ import {
     type,
 } from 'ramda';
 import {createAction} from 'redux-actions';
-import uniqid from 'uniqid';
 
 import Registry from './registry';
 
@@ -81,7 +80,6 @@ function err(e) {
     /* eslint-disable no-console */
 
     return createAction('ON_ERROR')({
-        myUID: uniqid(),
         myID: storePrefix,
         type: 'frontEnd',
         error,

dash-renderer/webpack.config.js

@@ -10,29 +10,18 @@ const defaults = {
         rules: [
             {
                 test: /\.js$/,
-                exclude: /node_modules\/(?!uniqid\/|check-prop-types\/)/,
+                exclude: /node_modules/,
                 use: {
                     loader: 'babel-loader',
                 },
             },
             {
                 test: /\.css$/,
-                use: [
-                    {
-                        loader: 'style-loader',
-                    },
-                    {
-                        loader: 'css-loader',
-                    },
-                ],
+                use: ['style-loader', 'css-loader'],
             },
             {
                 test: /\.svg$/,
                 use: ['@svgr/webpack'],
-            },
-            {
-                test: /\.txt$/i,
-                use: 'raw-loader',
             }
         ]
     }
@@ -52,7 +41,6 @@ const rendererOptions = {
     externals: {
         react: 'React',
         'react-dom': 'ReactDOM',
-        'plotly.js': 'Plotly',
         'prop-types': 'PropTypes'
     },
     ...defaults