From 2d9e336f640cccdd347e35289c3e4c0371777a3f Mon Sep 17 00:00:00 2001
From: Novus Nota
Date: Sun, 24 Mar 2024 23:30:59 +0100
Subject: feat: Add `Ohm` language support (#9991)

* feat: Add `Ohm` language support

Hope this commit makes it into release :)

* Update runtime/queries/ohm/highlights.scm

Co-authored-by: Michael Davis <mcarsondavis@gmail.com>

* chore: final newline

---------

Co-authored-by: Michael Davis <mcarsondavis@gmail.com>---
 runtime/queries/ohm/highlights.scm  | 122 ++++++++++++++++++++++++++++++++++++
 runtime/queries/ohm/indents.scm     |  37 +++++++++++
 runtime/queries/ohm/injections.scm  |   7 +++
 runtime/queries/ohm/textobjects.scm |  40 ++++++++++++
 4 files changed, 206 insertions(+)
 create mode 100644 runtime/queries/ohm/highlights.scm
 create mode 100644 runtime/queries/ohm/indents.scm
 create mode 100644 runtime/queries/ohm/injections.scm
 create mode 100644 runtime/queries/ohm/textobjects.scm

(limited to 'runtime/queries/ohm')

diff --git a/runtime/queries/ohm/highlights.scm b/runtime/queries/ohm/highlights.scm
new file mode 100644
index 00000000..68477aac
--- /dev/null
+++ b/runtime/queries/ohm/highlights.scm
@@ -0,0 +1,122 @@
+; See: https://docs.helix-editor.com/master/themes.html#syntax-highlighting
+
+; attribute
+; ---------
+
+(case_name) @attribute
+
+; comment.line
+; ------------
+
+[
+  (singleline_comment)
+  (rule_descr)
+] @comment.line
+
+; comment.block
+; -------------
+
+(multiline_comment) @comment.block
+
+; function.method
+; ---------------
+
+(rule
+  name: (identifier) @function.method)
+
+; function.builtin
+; ----------------
+
+; Lexical
+((identifier) @function.builtin
+  (#any-of? @function.builtin
+    "any"
+    "alnum"
+    "end"
+    "digit" "hexDigit"
+    "letter"
+    "space"
+    "lower" "upper" "caseInsensitive"
+    "listOf" "nonemptyListOf" "emptyListOf"
+    "applySyntactic")
+  (#is-not? local))
+
+; Syntactic
+((identifier) @function.builtin
+  (#any-of? @function.builtin "ListOf" "NonemptyListOf" "EmptyListOf")
+  (#is-not? local))
+
+; function.method (continuing)
+; ---------------
+
+(term
+  base: (identifier) @function.method)
+
+; string.special
+; --------------
+
+(escape_char) @constant.character.escape
+
+; string
+; ------
+
+[
+  (terminal_string)
+  (one_char_terminal)
+] @string
+
+; type
+; ----
+
+(super_grammar
+  name: (identifier) @type)
+
+(grammar
+  name: (identifier) @type)
+
+; operator
+; --------
+
+[
+  ; "=" ":=" "+="
+  (define) (override) (extend)
+
+  ; "&" "~"
+  (lookahead) (negative_lookahead)
+
+  ; "#"
+  (lexification)
+
+  ; "*" "+" "?"
+  (zero_or_more) (one_or_more) (zero_or_one)
+
+  ; "..."
+  (super_splice)
+
+  "<:" ".." "|"
+] @operator
+
+; punctuation.bracket
+; -------------------
+
+[
+  "<"
+  ">"
+  "{"
+  "}"
+] @punctuation.bracket
+
+(alt
+  "(" @punctuation.bracket
+  ")" @punctuation.bracket)
+
+; punctuation.delimiter
+; ---------------------
+
+"," @punctuation.delimiter
+
+; variable.parameter
+; ------------------
+
+(formals
+  (identifier) @variable.parameter)
diff --git a/runtime/queries/ohm/indents.scm b/runtime/queries/ohm/indents.scm
new file mode 100644
index 00000000..f56119ae
--- /dev/null
+++ b/runtime/queries/ohm/indents.scm
@@ -0,0 +1,37 @@
+; See: https://docs.helix-editor.com/guides/indent.html
+
+; indent
+; ------
+
+[
+  ; <..., ...>
+  (formals)
+  (params)
+
+  ; (...| ...)
+  (alt)
+] @indent
+
+; outdent
+; -------
+
+[
+  "}"
+  ")"
+  ">"
+] @outdent
+
+; align
+; -----
+
+; | ... | ...
+(rule_body
+  . (top_level_term) @anchor
+  (#set! "scope" "tail")) @align
+
+; N/A or unused:
+; --------------
+; indent.always
+; outdent.always
+; extend
+; extend.prevent-once
diff --git a/runtime/queries/ohm/injections.scm b/runtime/queries/ohm/injections.scm
new file mode 100644
index 00000000..dc50a765
--- /dev/null
+++ b/runtime/queries/ohm/injections.scm
@@ -0,0 +1,7 @@
+; See: https://docs.helix-editor.com/guides/injection.html
+
+((singleline_comment) @injection.content
+ (#set! injection.language "comment"))
+
+((multiline_comment) @injection.content
+ (#set! injection.language "comment"))
diff --git a/runtime/queries/ohm/textobjects.scm b/runtime/queries/ohm/textobjects.scm
new file mode 100644
index 00000000..855ad8de
--- /dev/null
+++ b/runtime/queries/ohm/textobjects.scm
@@ -0,0 +1,40 @@
+; See: https://docs.helix-editor.com/guides/textobject.html
+
+; function.inside & around
+; ------------------------
+
+(rule
+  body: (_) @function.inside) @function.around
+
+; class.inside & around
+; ---------------------
+
+(grammar
+  body: (_) @class.inside) @class.around
+
+; parameter.inside & around
+; -------------------------
+
+(formals
+  ((_) @parameter.inside . ","? @parameter.around) @parameter.around)
+
+(rule_body
+  ((_) @parameter.inside . "|"? @parameter.around) @parameter.around)
+
+(params
+  ((_) @parameter.inside . ","? @parameter.around) @parameter.around)
+
+(alt
+  ((_) @parameter.inside . "|"? @parameter.around) @parameter.around)
+
+; comment.inside
+; --------------
+
+(multiline_comment)+ @comment.inside
+(singleline_comment)+ @comment.inside
+
+; comment.around
+; --------------
+
+(multiline_comment)+ @comment.around
+(singleline_comment)+ @comment.around
-- 
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