Add deprecated highlighting

Author: chenglou

ReScript.sublime-syntax

@@ -128,8 +128,10 @@ contexts:
 
   operator:
     - match:
-        '->|\|\||&&|\+\+|\*\*|\+\.|\+|-\.|-|\*\.|\*|/\.|/|\.\.\.|\.\.|\|>|===|==|\^|:=|!|>=(?! *\?)|<=|='
+        '->|\|\||&&|\+\+|\*\*|\+\.|\+|-\.|-|\*\.|\*|/\.|/|\.\.\.|\.\.|\|===|==|\^|:=|!|>=(?! *\?)|<=|='
       scope: keyword.operator
+    - match: '\|>'
+      scope: invalid.deprecated
 
   # doesn't contain ` unlike reason-highlightjs
   constructor:
@@ -178,13 +180,16 @@ contexts:
       push: attributeContent
   attributeContent:
     - meta_scope: meta.annotation
-    # - match: '{{RE_ATTRIBUTE}} *\('
-    #   scope: variable.annotation
-    #   push:
-    #     - match: \)
-    #     pop: true
-    - match: '{{RE_ATTRIBUTE}}'
-      scope: variable.annotation
+    - match: 'bs\.send\.pipe'
+      scope: invalid.deprecated
+      pop: true
+    - match: 'splice'
+      scope: invalid.illegal
+      pop: true
+    - match: '(bs\.)?({{RE_ATTRIBUTE}})'
+      captures:
+        1: invalid.deprecated
+        2: variable.annotation
       pop: true
 
   jsx:

syntax_test.res

@@ -425,7 +425,24 @@ let getAudience = (~excited) => excited ? "world!" : "world"
 
 // === external
 
-@bs.module external foo: {..} => {..} = "bla"
-//                        ^^ keyword.operator
-//                            ^^ storage.type.function keyword.declaration.function
-//                                ^^ keyword.operator
+  @module external foo: {..} => {..} = "bla"
+// ^^^^^^ meta.annotation variable.annotation
+//                       ^^ keyword.operator
+//                           ^^ storage.type.function keyword.declaration.function
+//                               ^^ keyword.operator
+
+
+// === deprecated
+
+myList |> map
+//     ^^ invalid.deprecated
+  @bs.send.pipe external a: b => c = ""
+// ^^^^^^^^^^^^ meta.annotation invalid.deprecated
+  @bs.module external a: b = ""
+// ^^^ meta.annotation invalid.deprecated
+  @splice external a: b = ""
+// ^^^^^^ meta.annotation invalid.illegal
+  @bs.variadic external a: b = ""
+// ^^^ meta.annotation invalid.deprecated
+  @variadic external a: b = "" // works
+// ^^^^^^^^ meta.annotation variable.annotation