Merge pull request #349 from jorilallo/code-highlighting

Improve code highlighting

frontend/components/Editor/components/Code.js

@@ -6,11 +6,13 @@ import { color } from 'styles/constants';
 import type { Props } from '../types';
 
 export default function Code({ children, node, readOnly, attributes }: Props) {
+  const language = node.data.get('language') || 'javascript';
+
   return (
     <Container>
       {readOnly && <CopyButton text={node.text} />}
-      <Pre>
-        <code {...attributes}>
+      <Pre className={`language-${language}`}>
+        <code {...attributes} className={`language-${language}`}>
           {children}
         </code>
       </Pre>
@@ -20,7 +22,7 @@ export default function Code({ children, node, readOnly, attributes }: Props) {
 
 const Pre = styled.pre`
   padding: .5em 1em;
-  background: ${color.smoke};
+  background: ${color.smokeLight};
   border-radius: 4px;
   border: 1px solid ${color.smokeDark};
 

frontend/index.js

@@ -19,8 +19,7 @@ import 'normalize.css/normalize.css';
 import 'styles/base.css';
 import 'styles/fonts.css';
 import 'styles/transitions.css';
-import 'styles/prism-tomorrow.css';
-import 'styles/hljs-github-gist.css';
+import 'styles/prism.css';
 
 import Home from 'scenes/Home';
 import Dashboard from 'scenes/Dashboard';

frontend/styles/hljs-github-gist.css

@@ -1,71 +0,0 @@
-/**
-  * GitHub Gist Theme
-  * Author : Louis Barranqueiro - https://github.com/LouisBarranqueiro
-  */
-
-.hljs {
-  display: block;
-  background: white;
-  padding: 0.5em;
-  color: #333333;
-  overflow-x: auto;
-}
-
-.hljs-comment,
-.hljs-meta {
-  color: #969896;
-}
-
-.hljs-string,
-.hljs-variable,
-.hljs-template-variable,
-.hljs-strong,
-.hljs-emphasis,
-.hljs-quote {
-  color: #df5000;
-}
-
-.hljs-keyword,
-.hljs-selector-tag,
-.hljs-type {
-  color: #a71d5d;
-}
-
-.hljs-literal,
-.hljs-symbol,
-.hljs-bullet,
-.hljs-attribute {
-  color: #0086b3;
-}
-
-.hljs-section,
-.hljs-name {
-  color: #63a35c;
-}
-
-.hljs-tag {
-  color: #333333;
-}
-
-.hljs-title,
-.hljs-attr,
-.hljs-selector-id,
-.hljs-selector-class,
-.hljs-selector-attr,
-.hljs-selector-pseudo {
-  color: #795da3;
-}
-
-.hljs-addition {
-  color: #55a532;
-  background-color: #eaffea;
-}
-
-.hljs-deletion {
-  color: #bd2c00;
-  background-color: #ffecec;
-}
-
-.hljs-link {
-  text-decoration: underline;
-}

frontend/styles/prism-tomorrow.css

@@ -1,120 +0,0 @@
-/**
- * prism.js tomorrow night eighties for JavaScript, CoffeeScript, CSS and HTML
- * Based on https://github.com/chriskempson/tomorrow-theme
- * @author Rose Pritchard
- */
-
-code[class*='language-'],
-pre[class*='language-'] {
-  color: #ccc;
-  background: none;
-  font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
-  text-align: left;
-  white-space: pre;
-  word-spacing: normal;
-  word-break: normal;
-  word-wrap: normal;
-  line-height: 1.5;
-
-  -moz-tab-size: 4;
-  -o-tab-size: 4;
-  tab-size: 4;
-
-  -webkit-hyphens: none;
-  -moz-hyphens: none;
-  -ms-hyphens: none;
-  hyphens: none;
-}
-
-/* Code blocks */
-pre[class*='language-'] {
-  padding: 1em;
-  margin: 0.5em 0;
-  overflow: auto;
-}
-
-:not(pre) > code[class*='language-'],
-pre[class*='language-'] {
-  background: #2d2d2d;
-}
-
-/* Inline code */
-:not(pre) > code[class*='language-'] {
-  padding: 0.1em;
-  border-radius: 0.3em;
-  white-space: normal;
-}
-
-.token.comment,
-.token.block-comment,
-.token.prolog,
-.token.doctype,
-.token.cdata {
-  color: #999;
-}
-
-.token.punctuation {
-  color: #ccc;
-}
-
-.token.tag,
-.token.attr-name,
-.token.namespace,
-.token.deleted {
-  color: #e2777a;
-}
-
-.token.function-name {
-  color: #6196cc;
-}
-
-.token.boolean,
-.token.number,
-.token.function {
-  color: #f08d49;
-}
-
-.token.property,
-.token.class-name,
-.token.constant,
-.token.symbol {
-  color: #f8c555;
-}
-
-.token.selector,
-.token.important,
-.token.atrule,
-.token.keyword,
-.token.builtin {
-  color: #cc99cd;
-}
-
-.token.string,
-.token.char,
-.token.attr-value,
-.token.regex,
-.token.variable {
-  color: #7ec699;
-}
-
-.token.operator,
-.token.entity,
-.token.url {
-  color: #67cdcc;
-}
-
-.token.important,
-.token.bold {
-  font-weight: bold;
-}
-.token.italic {
-  font-style: italic;
-}
-
-.token.entity {
-  cursor: help;
-}
-
-.token.inserted {
-  color: green;
-}

frontend/styles/prism.css

@@ -0,0 +1,141 @@
+/*
+
+Based on Prism template by Bram de Haan (http://atelierbram.github.io/syntax-highlighting/prism/)
+Original Base16 color scheme by Chris Kempson (https://github.com/chriskempson/base16)
+
+*/
+code[class*="language-"],
+pre[class*="language-"] {
+  -webkit-font-smoothing: initial;
+  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
+  font-size: 13px;
+  line-height: 1.375;
+  direction: ltr;
+  text-align: left;
+  white-space: pre;
+  word-spacing: normal;
+  word-break: normal;
+  -moz-tab-size: 4;
+  -o-tab-size: 4;
+  tab-size: 4;
+  -webkit-hyphens: none;
+  -moz-hyphens: none;
+  -ms-hyphens: none;
+  hyphens: none;
+  color: #24292e;
+}
+
+/* Code blocks */
+pre[class*="language-"] {
+  padding: 1em;
+  margin: .5em 0;
+  overflow: auto;
+}
+
+/* Inline code */
+:not(pre) > code[class*="language-"] {
+  padding: .1em;
+  border-radius: .3em;
+}
+
+.token.comment,
+.token.prolog,
+.token.doctype,
+.token.cdata {
+  color: #6a737d;
+}
+
+.token.punctuation {
+  color: #5e6687;
+}
+
+.token.namespace {
+  opacity: .7;
+}
+
+.token.operator,
+.token.boolean,
+.token.number {
+  color: #d73a49;
+}
+
+.token.property {
+  color: #c08b30;
+}
+
+.token.tag {
+  color: #3d8fd1;
+}
+
+.token.string {
+  color: #032f62;
+}
+
+.token.selector {
+  color: #6679cc;
+}
+
+.token.attr-name {
+  color: #c76b29;
+}
+
+.token.entity,
+.token.url,
+.language-css .token.string,
+.style .token.string {
+  color: #22a2c9;
+}
+
+.token.attr-value,
+.token.keyword,
+.token.control,
+.token.directive,
+.token.unit {
+  color: #d73a49;
+}
+
+.token.function {
+  color: #6f42c1;
+}
+
+.token.statement,
+.token.regex,
+.token.atrule {
+  color: #22a2c9;
+}
+
+.token.placeholder,
+.token.variable {
+  color: #3d8fd1;
+}
+
+.token.deleted {
+  text-decoration: line-through;
+}
+
+.token.inserted {
+  border-bottom: 1px dotted #202746;
+  text-decoration: none;
+}
+
+.token.italic {
+  font-style: italic;
+}
+
+.token.important,
+.token.bold {
+  font-weight: bold;
+}
+
+.token.important {
+  color: #c94922;
+}
+
+.token.entity {
+  cursor: help;
+}
+
+pre > code.highlight {
+  outline: 0.4em solid #c94922;
+  outline-offset: .4em;
+}