VSCode Dark+ Theme (#414)

* wip

* Add VSCode Dark+ Theme

wip

wip

wip

wip

wip

wip

properly detect constants

add bool

wip

* suggestion

* add variant for c/c++

* fix hexcode error

* removed regex highlight

* fixed constant higlighting

* wip

* add space

* add suggestions

* update theme

* update book

* suggestions

* fix c/c++ enum

* update book

4 files changed, 84 insertions, 1 deletions

diff --git a/book/src/themes.md b/book/src/themes.md
index e5c461fd..4d80f99a 100644
--- a/book/src/themes.md
+++ b/book/src/themes.md
@@ -61,6 +61,7 @@ Possible keys:
 | `variable.parameter`     |                                     |
 | `type`                   |                                     |
 | `type.builtin`           |                                     |
+| `type.enum.variant`      | Enum variants                       |
 | `constructor`            |                                     |
 | `function`               |                                     |
 | `function.macro`         |                                     |
diff --git a/runtime/queries/c/highlights.scm b/runtime/queries/c/highlights.scm
index 36fe47d9..258e07e7 100644
--- a/runtime/queries/c/highlights.scm
+++ b/runtime/queries/c/highlights.scm
@@ -54,6 +54,8 @@
 "." @punctuation.delimiter
 ";" @punctuation.delimiter
 
+(enumerator) @type.enum.variant
+
 (string_literal) @string
 (system_lib_string) @string
 
diff --git a/runtime/queries/rust/highlights.scm b/runtime/queries/rust/highlights.scm
index b72216f6..bb15074b 100644
--- a/runtime/queries/rust/highlights.scm
+++ b/runtime/queries/rust/highlights.scm
@@ -3,9 +3,10 @@
 
 ; Assume all-caps names are constants
 ((identifier) @constant
- (#match? @constant "^[A-Z][A-Z\\d_]+$'"))
+ (#match? @constant "^[A-Z][A-Z\\d_]+$"))
 
 ; Assume other uppercase names are enum constructors
+(enum_variant) @type.enum.variant
 ((identifier) @constructor
  (#match? @constructor "^[A-Z]"))
 
diff --git a/runtime/themes/dark_plus.toml b/runtime/themes/dark_plus.toml
new file mode 100644
index 00000000..101c6d9e
--- /dev/null
+++ b/runtime/themes/dark_plus.toml
@@ -0,0 +1,79 @@
+# Author: Shafkath Shuhan <shafkathshuhannyc@gmail.com>
+
+"namespace" = { fg = "type" }
+"module" = { fg = "type" }
+"type" = { fg = "type" }
+"type.builtin" = { fg = "type" }
+
+"keyword" = { fg = "keyword" }
+"keyword.directive" = { fg = "keyword" }
+"function.macro" = { fg = "keyword" }
+"variable.builtin" = { fg = "keyword" }
+"label" = { fg = "keyword" }
+"constant.builtin" = { fg = "keyword" }
+
+"punctuation" = { fg = "text" }
+"punctuation.delimiter" = { fg = "text" }
+
+"keyword.control" = { fg = "special" }
+"special" = { fg = "text" }
+"operator" = { fg = "text" }
+
+"variable" = { fg = "variable" }
+"variable.parameter" = { fg = "variable" }
+"property" = { fg = "variable" }
+
+"attribute" = { fg = "fn_declaration" }
+"function" = { fg = "fn_declaration" }
+"function.builtin" = { fg = "fn_declaration" }
+
+"comment" = { fg = "#6A9955" }
+
+"constant" = { fg = "constant" }
+"type.enum.variant" = { fg = "constant" } 
+"constructor" = { fg = "constant" }
+
+"string" = { fg = "#ce9178" }
+"number" = { fg = "#b5cea8" }
+"escape" = { fg = "#d7ba7d" }
+
+"ui.background" = { fg = "#d4d4d4", bg = "#1e1e1e" }
+
+"ui.help" = { bg = "widget" }
+"ui.popup" = { bg = "widget" }
+"ui.window" = { bg = "widget" }
+"ui.menu.selected" = { bg = "widget" }
+
+"ui.cursor" = { fg = "cursor", modifiers = ["reversed"] }
+"ui.cursor.primary" = { fg = "cursor", modifiers = ["reversed"] }
+"ui.cursor.match" = { fg = "cursor", modifiers = ['underlined'] }
+
+"ui.selection" = { bg = "#3a3d41" }
+"ui.selection.primary" = { bg = "#add6ff26" }
+
+"ui.linenr" = { fg = "#858585" }
+"ui.linenr.selected" = { fg = "#c6c6c6" }
+
+"ui.statusline" = { fg = "#ffffff", bg = "#007acc" }
+
+"ui.text" = { fg = "text", bg = "background" }
+"ui.text.focus" = { fg = "#ffffff" }
+
+"warning" = { fg = "#cca700" }
+"error" = { fg = "#f48771" }
+"info" = { fg = "#75beff" }
+"hint" = { fg = "#eeeeeeb3" }
+
+[palette]
+type = "#4EC9B0"
+keyword = "#569CD6"
+regex = "#CE9178"
+special = "#C586C0"
+variable = "#9CDCFE"
+fn_declaration = "#DCDCAA"
+constant = "#4FC1FF"
+
+background = "#1e1e1e"
+text = "#d4d4d4"
+cursor = "#a6a6a6"
+widget = "#252526"