Add additional YAML injections (helix-editor#8217)

runtime/queries/yaml/injections.scm

@@ -1,2 +1,54 @@
 ((comment) @injection.content
  (#set! injection.language "comment"))
+
+; The remaining code in this file incorporates work covered by the following
+; copyright and permission notice:
+;
+;   Copyright 2023 the nvim-treesitter authors
+;
+;   Licensed under the Apache License, Version 2.0 (the "License");
+;   you may not use this file except in compliance with the License.
+;   You may obtain a copy of the License at
+;
+;       http://www.apache.org/licenses/LICENSE-2.0
+;
+;   Unless required by applicable law or agreed to in writing, software
+;   distributed under the License is distributed on an "AS IS" BASIS,
+;   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+;   See the License for the specific language governing permissions and
+;   limitations under the License.
+
+; Modified for Helix from https://github.com/nvim-treesitter/nvim-treesitter/blob/master/queries/yaml/injections.scm
+
+;; Github actions ("run") / Gitlab CI ("scripts")
+(block_mapping_pair
+  key: (flow_node) @_run (#match? @_run "^(run|script|before_script|after_script)$")
+  value: (flow_node
+           (plain_scalar
+             (string_scalar) @injection.content)
+           (#set! injection.language "bash")))
+
+(block_mapping_pair
+  key: (flow_node) @_run (#match? @_run "^(run|script|before_script|after_script)$")
+  value: (block_node
+           (block_scalar) @injection.content
+           (#set! injection.language "bash")))
+
+(block_mapping_pair
+  key: (flow_node) @_run (#match? @_run "^(run|script|before_script|after_script)$")
+  value: (block_node
+           (block_sequence
+             (block_sequence_item
+                (flow_node
+                  (plain_scalar
+                    (string_scalar) @injection.content))
+                (#set! injection.language "bash")))))
+
+(block_mapping_pair
+  key: (flow_node) @_run (#match? @_run "^(run|script|before_script|after_script)$")
+  value: (block_node
+           (block_sequence
+             (block_sequence_item
+               (block_node
+                  (block_scalar) @injection.content
+                  (#set! injection.language "bash"))))))