(enh) add meta.prompt scope for REPL prompts (#3490)

Author: joshgoebel

CHANGES.md

@@ -5,13 +5,14 @@ Themes:
 
 New Grammars:
 
-- Added GraphQL to SUPPORTED_LANGUAGES [jf990][]
+- Added GraphQL to SUPPORTED_LANGUAGES [John Foster][]
 - Added Macaulay2 to SUPPORTED_LANGUAGES [Doug Torrance][]
 
 Grammars:
 
 - enh(ruby ) better support multi-line IRB prompts
 - enh(bash) improved keyword `$pattern` (numbers allowed in command names) [Martin Mattel][]
+- add `meta.prompt` scope for REPL prompts, etc [Josh Goebel][]
 - fix(markdown) Handle `***Hello world***` without breaking [Josh Goebel][]
 - enh(php) add support for PHP Attributes [Wojciech Kania][]
 - fix(java) prevent false positive variable init on `else` [Josh Goebel][]

docs/css-classes-reference.rst

@@ -84,6 +84,8 @@ in mind so a better choice (for best theme support) might possibly be ``string``
 | meta                     | flags, modifiers, annotations, processing                   |
 |                          | instructions, preprocessor directives, etc                  |
 +--------------------------+-------------------------------------------------------------+
+| meta.prompt              | REPL or shell prompts or similar                            |
++--------------------------+-------------------------------------------------------------+
 | meta keyword             | a keyword inside a meta block                               |
 |                          | (note this is nested, not subscoped)                        |
 +--------------------------+-------------------------------------------------------------+

src/languages/clojure-repl.js

@@ -13,7 +13,7 @@ export default function(hljs) {
     name: 'Clojure REPL',
     contains: [
       {
-        className: 'meta',
+        className: 'meta.prompt',
         begin: /^([\w.-]+|\s*#_)?=>/,
         starts: {
           end: /$/,

src/languages/erlang-repl.js

@@ -19,7 +19,7 @@ export default function(hljs) {
     },
     contains: [
       {
-        className: 'meta',
+        className: 'meta.prompt',
         begin: '^[0-9]+> ',
         relevance: 10
       },

src/languages/julia-repl.js

@@ -27,7 +27,7 @@ export default function(hljs) {
     name: 'Julia REPL',
     contains: [
       {
-        className: 'meta',
+        className: 'meta.prompt',
         begin: /^julia>/,
         relevance: 10,
         starts: {

src/languages/node-repl.js

@@ -11,7 +11,7 @@ export default function(hljs) {
     name: 'Node REPL',
     contains: [
       {
-        className: 'meta',
+        className: 'meta.prompt',
         starts: {
           // a space separates the REPL prefix from the actual code
           // this is purely for cleaner HTML output

src/languages/python-repl.js

@@ -10,7 +10,7 @@ export default function(hljs) {
     aliases: [ 'pycon' ],
     contains: [
       {
-        className: 'meta',
+        className: 'meta.prompt',
         starts: {
           // a space separates the REPL prefix from the actual code
           // this is purely for cleaner HTML output

src/languages/ruby.js

@@ -288,7 +288,7 @@ export default function(hljs) {
       }
     },
     {
-      className: 'meta',
+      className: 'meta.prompt',
       begin: '^(' + SIMPLE_PROMPT + "|" + DEFAULT_PROMPT + '|' + RVM_PROMPT + ')(?=[ ])',
       starts: {
         end: '$',

src/languages/shell.js

@@ -16,7 +16,7 @@ export default function(hljs) {
     ],
     contains: [
       {
-        className: 'meta',
+        className: 'meta.prompt',
         // We cannot add \s (spaces) in the regular expression otherwise it will be too broad and produce unexpected result.
         // For instance, in the following example, it would match "echo /path/to/home >" as a prompt:
         // echo /path/to/home > t.exe

test/markup/clojure-repl/prompt.expect.txt

@@ -1,2 +1,2 @@
-<span class="hljs-meta">user=&gt;</span><span class="language-clojure"> </span>
-<span class="hljs-meta">=&gt;</span><span class="language-clojure"> </span>
+<span class="hljs-meta prompt_">user=&gt;</span><span class="language-clojure"> </span>
+<span class="hljs-meta prompt_">=&gt;</span><span class="language-clojure"> </span>