[JavaScript] Support import assertions (#3186)

See https://github.com/tc39/proposal-import-assertions. It's in Stage 3, which is our benchmark for inclusion. It is also part of TypeScript 4.5.
sublimehq · Dec 31, 2021 · 68b5d59 · 68b5d59
1 parent 73d86db
commit 68b5d59
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diff --git a/JavaScript/JavaScript.sublime-syntax b/JavaScript/JavaScript.sublime-syntax
@@ -256,6 +256,7 @@ contexts:
       set:
         - import-meta
         - expect-semicolon
+        - import-assert
         - import-string-or-items
         - import-check-branch
 
@@ -338,6 +339,14 @@ contexts:
       push: import-export-alias
     - include: else-pop
 
+  import-assert:
+    - match: assert{{identifier_break}}
+      scope: keyword.control.import-export.js
+      set:
+        - include: object-literal
+        - include: else-pop
+    - include: else-pop
+
   export-meta:
     - meta_include_prototype: false
     - meta_scope: meta.export.js

diff --git a/JavaScript/TypeScript.sublime-syntax b/JavaScript/TypeScript.sublime-syntax
@@ -155,6 +155,7 @@ contexts:
       set:
         - import-meta
         - expect-semicolon
+        - import-assert
         - import-string-or-items
         - ts-import-type
         - import-check-branch

diff --git a/JavaScript/tests/syntax_test_js_import_export.js b/JavaScript/tests/syntax_test_js_import_export.js
@@ -27,6 +27,25 @@ import thing, {identifier as otherIdentifier}, * as otherName from "otherplace";
 import 'module';
 // ^^^^^^^^^^^^^ meta.import
 
+import foo from 'bar' assert { type: "json" };
+//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ meta.import.js
+//^^^^ keyword.control.import-export.js
+//     ^^^ variable.other.readwrite.js
+//         ^^^^ keyword.control.import-export.js
+//              ^^^^^ meta.string.js string.quoted.single.js
+//              ^ punctuation.definition.string.begin.js
+//                  ^ punctuation.definition.string.end.js
+//                    ^^^^^^ keyword.control.import-export.js
+//                           ^^^^^^^^^^^^^^^^ meta.mapping.js
+//                           ^ punctuation.section.block.begin.js
+//                             ^^^^ meta.mapping.key.js
+//                                 ^ punctuation.separator.key-value.js
+//                                   ^^^^^^ meta.string.js string.quoted.double.js
+//                                   ^ punctuation.definition.string.begin.js
+//                                        ^ punctuation.definition.string.end.js
+//                                          ^ punctuation.section.block.end.js
+//                                           ^ punctuation.terminator.statement.js
+
 // Better highlighting while typing.
 import
 import;