feat(treesitter): add bash parser and queries

5 files changed, 158 insertions, 3 deletions

diff --git a/cmake.deps/cmake/BuildTreesitterParsers.cmake b/cmake.deps/cmake/BuildTreesitterParsers.cmake
index 50968d4643..e54544740e 100644
--- a/cmake.deps/cmake/BuildTreesitterParsers.cmake
+++ b/cmake.deps/cmake/BuildTreesitterParsers.cmake
@@ -34,7 +34,7 @@ function(BuildTSParser)
     CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS})
 endfunction()
 
-foreach(lang c lua vim vimdoc query python)
+foreach(lang c lua vim vimdoc query python bash)
   BuildTSParser(LANG ${lang})
 endforeach()
 BuildTSParser(LANG markdown CMAKE_FILE MarkdownParserCMakeLists.txt)
diff --git a/cmake.deps/deps.txt b/cmake.deps/deps.txt
index c1ebb1215e..a62bad20c6 100644
--- a/cmake.deps/deps.txt
+++ b/cmake.deps/deps.txt
@@ -56,6 +56,8 @@ TREESITTER_QUERY_URL https://github.com/nvim-treesitter/tree-sitter-query/archiv
 TREESITTER_QUERY_SHA256 e2b806f80e8bf1c4f4e5a96248393fe6622fc1fc6189d6896d269658f67f914c
 TREESITTER_PYTHON_URL https://github.com/tree-sitter/tree-sitter-python/archive/36f9e33d52b7572536ac1a8af8d7e78363ad52c3.tar.gz
 TREESITTER_PYTHON_SHA256 ac92b4759c363fe284a1bfd9df2d204b5efa166042a1484eefdf8e03b3f37d57
+TREESITTER_BASH_URL https://github.com/tree-sitter/tree-sitter-bash/archive/493646764e7ad61ce63ce3b8c59ebeb37f71b841.tar.gz
+TREESITTER_BASH_SHA256 99ebe9f2886efecc1a5e9e1360d804a1b49ad89976a66bb5c3871539cca5fb7e
 TREESITTER_MARKDOWN_URL https://github.com/MDeiml/tree-sitter-markdown/archive/936cc84289f6de83c263ae8e659fb342867ceb16.tar.gz
 TREESITTER_MARKDOWN_SHA256 4f2315930dc2c1bd42971a0b728cf4dafc57830c61f8abe3e2548cf230968713
 TREESITTER_URL https://github.com/tree-sitter/tree-sitter/archive/91e4d940169a0c0b024560632ef53c4f119117ca.tar.gz
diff --git a/runtime/doc/news.txt b/runtime/doc/news.txt
index c76686dda1..58c338b225 100644
--- a/runtime/doc/news.txt
+++ b/runtime/doc/news.txt
@@ -101,8 +101,8 @@ The following new APIs and features were added.
 • Implemented LSP inlay hints: |vim.lsp.inlay_hint()|
   https://microsoft.github.io/language-server-protocol/specifications/lsp/3.17/specification/#textDocument_inlayHint
 
-• Bundled treesitter parser and queries (highlight, folds) for Markdown and
-Python.
+• Bundled treesitter parser and queries (highlight, folds) for Markdown,
+Python, and Bash.
 
 ==============================================================================
 CHANGED FEATURES                                                 *news-changed*
diff --git a/runtime/queries/bash/folds.scm b/runtime/queries/bash/folds.scm
new file mode 100644
index 0000000000..851c67eed4
--- /dev/null
+++ b/runtime/queries/bash/folds.scm
@@ -0,0 +1,8 @@
+[
+  (function_definition)
+  (if_statement)
+  (case_statement)
+  (for_statement)
+  (while_statement)
+  (c_style_for_statement)
+] @fold
diff --git a/runtime/queries/bash/highlights.scm b/runtime/queries/bash/highlights.scm
new file mode 100644
index 0000000000..23bf03e697
--- /dev/null
+++ b/runtime/queries/bash/highlights.scm
@@ -0,0 +1,145 @@
+(simple_expansion) @none
+(expansion
+  "${" @punctuation.special
+  "}" @punctuation.special) @none
+[
+ "("
+ ")"
+ "(("
+ "))"
+ "{"
+ "}"
+ "["
+ "]"
+ "[["
+ "]]"
+ ] @punctuation.bracket
+
+[
+ ";"
+ ";;"
+ (heredoc_start)
+ ] @punctuation.delimiter
+
+[
+ "$"
+] @punctuation.special
+
+[
+ ">"
+ ">>"
+ "<"
+ "<<"
+ "&"
+ "&&"
+ "|"
+ "||"
+ "="
+ "=~"
+ "=="
+ "!="
+ ] @operator
+
+[
+ (string)
+ (raw_string)
+ (ansi_c_string)
+ (heredoc_body)
+] @string @spell
+
+(variable_assignment (word) @string)
+
+[
+ "if"
+ "then"
+ "else"
+ "elif"
+ "fi"
+ "case"
+ "in"
+ "esac"
+ ] @conditional
+
+[
+ "for"
+ "do"
+ "done"
+ "select"
+ "until"
+ "while"
+ ] @repeat
+
+[
+ "declare"
+ "export"
+ "local"
+ "readonly"
+ "unset"
+ ] @keyword
+
+"function" @keyword.function
+
+(special_variable_name) @constant
+
+; trap -l
+((word) @constant.builtin
+ (#match? @constant.builtin "^SIG(HUP|INT|QUIT|ILL|TRAP|ABRT|BUS|FPE|KILL|USR[12]|SEGV|PIPE|ALRM|TERM|STKFLT|CHLD|CONT|STOP|TSTP|TT(IN|OU)|URG|XCPU|XFSZ|VTALRM|PROF|WINCH|IO|PWR|SYS|RTMIN([+]([1-9]|1[0-5]))?|RTMAX(-([1-9]|1[0-4]))?)$"))
+
+((word) @boolean
+  (#any-of? @boolean "true" "false"))
+
+(comment) @comment @spell
+(test_operator) @string
+
+(command_substitution
+  [ "$(" ")" ] @punctuation.bracket)
+
+(process_substitution
+  [ "<(" ")" ] @punctuation.bracket)
+
+
+(function_definition
+  name: (word) @function)
+
+(command_name (word) @function.call)
+
+((command_name (word) @function.builtin)
+ (#any-of? @function.builtin
+    "alias" "bg" "bind" "break" "builtin" "caller" "cd"
+    "command" "compgen" "complete" "compopt" "continue"
+    "coproc" "dirs" "disown" "echo" "enable" "eval"
+    "exec" "exit" "fc" "fg" "getopts" "hash" "help"
+    "history" "jobs" "kill" "let" "logout" "mapfile"
+    "popd" "printf" "pushd" "pwd" "read" "readarray"
+    "return" "set" "shift" "shopt" "source" "suspend"
+    "test" "time" "times" "trap" "type" "typeset"
+    "ulimit" "umask" "unalias" "wait"))
+
+(command
+  argument: [
+             (word) @parameter
+             (concatenation (word) @parameter)
+             ])
+
+((word) @number
+  (#lua-match? @number "^[0-9]+$"))
+
+(file_redirect
+  descriptor: (file_descriptor) @operator
+  destination: (word) @parameter)
+
+(expansion
+  [ "${" "}" ] @punctuation.bracket)
+
+(variable_name) @variable
+
+((variable_name) @constant
+ (#lua-match? @constant "^[A-Z][A-Z_0-9]*$"))
+
+(case_item
+  value: (word) @parameter)
+
+(regex) @string.regex
+
+((program . (comment) @preproc)
+  (#lua-match? @preproc "^#!/"))