feat: add Forth

README.md

@@ -222,6 +222,7 @@ We are looking for maintainers to add more parsers and to write query files for
 - [x] [firrtl](https://github.com/amaanq/tree-sitter-firrtl) (maintained by @amaanq)
 - [x] [fish](https://github.com/ram02z/tree-sitter-fish) (maintained by @ram02z)
 - [x] [foam](https://github.com/FoamScience/tree-sitter-foam) (experimental, maintained by @FoamScience)
+- [x] [forth](https://github.com/AlexanderBrevig/tree-sitter-forth) (maintained by @amaanq)
 - [x] [fortran](https://github.com/stadelmanma/tree-sitter-fortran) (maintained by @amaanq)
 - [x] [fsh](https://github.com/mgramigna/tree-sitter-fsh) (maintained by @mgramigna)
 - [x] [func](https://github.com/amaanq/tree-sitter-func) (maintained by @amaanq)

lockfile.json

@@ -146,6 +146,9 @@
   "foam": {
     "revision": "09e03445f49290450589c5d293610ab39434e3e4"
   },
+  "forth": {
+    "revision": "304ed77beb113e37af38b20ff14e3c37bf350d10"
+  },
   "fortran": {
     "revision": "6828cf3629addb1706bdbbd33491e95f12b7042c"
   },

lua/nvim-treesitter/parsers.lua

@@ -487,6 +487,14 @@ list.foam = {
   experimental = true,
 }
 
+list.forth = {
+  install_info = {
+    url = "https://github.com/AlexanderBrevig/tree-sitter-forth",
+    files = { "src/parser.c" },
+  },
+  maintainers = { "@amaanq" },
+}
+
 list.fortran = {
   install_info = {
     url = "https://github.com/stadelmanma/tree-sitter-fortran",

queries/forth/folds.scm

@@ -0,0 +1 @@
+(word_definition) @fold

queries/forth/highlights.scm

@@ -0,0 +1,21 @@
+(core) @function
+
+(operator) @operator
+
+(word) @variable
+
+((word) @constant
+  (#lua-match? @constant "^[A-Z_]+$"))
+
+(number) @number
+
+(string) @string
+
+[
+  (start_definition)
+  (end_definition)
+] @punctuation.delimiter
+
+(comment) @comment
+
+(ERROR) @error

queries/forth/indents.scm

@@ -0,0 +1,3 @@
+(word_definition) @indent.begin
+
+(end_definition) @indent.end @indent.branch

queries/forth/injections.scm

@@ -0,0 +1,2 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))

queries/forth/locals.scm

@@ -0,0 +1,3 @@
+(word) @reference
+
+(word_definition) @scope