Script syntax highlighting

.eslintrc.json

@@ -12,7 +12,7 @@
   "ignorePatterns": ["src/external"],
   "parser": "@typescript-eslint/parser",
   "parserOptions": {
-    "project": "./tsconfig.json"
+    "project": "./tsconfig.eslint.json"
   },
   "plugins": ["@typescript-eslint", "prettier"],
   "reportUnusedDisableDirectives": true,

.github/workflows/build.yml

@@ -27,3 +27,4 @@ jobs:
       - run: npm run lint
       - run: npm run build
       - run: npm run test
+      - run: npm run grammars-test

.prettierignore

@@ -5,4 +5,5 @@ dist
 .DS_Store
 runners
 .yalc
-*.md
+*.md
+language/syntaxes/test/**/*

.vscode/settings.json

@@ -1,7 +1,8 @@
 {
   "github-actions.workflows.pinned.workflows": [".github/workflows/build.yml"],
   "editor.formatOnSave": true,
-  "[typescript]": {
+  "js/ts.tsdk.path": "node_modules/typescript/lib",
+  "[typescript][javascript]": {
     "editor.defaultFormatter": "esbenp.prettier-vscode"
   }
 }

.vscodeignore

@@ -6,4 +6,5 @@ src/
 tsconfig.json
 webpack.config.js
 media
-dist/*.map
+dist/*.map
+language/syntaxes/test/

jest.config.js

@@ -12,5 +12,8 @@ module.exports = {
       }
     ]
   },
-  moduleFileExtensions: ["ts", "js"]
+  moduleFileExtensions: ["ts", "js"],
+  // Exclude the language tests so that Jest doesn't think
+  // that the snapshot files belong to Jest and are obsolete.
+  testPathIgnorePatterns: ["^<rootDir>/language/"]
 };

language/syntaxes/actions-github-script.tmGrammar.json

@@ -0,0 +1,188 @@
+{
+  "information_for_contributors": [
+    "This file has been generated by 'script/grammars/generate.mjs'.",
+    "Any changes should be made in that script, then use `npm run grammars-generate` to regenerate this file."
+  ],
+  "scopeName": "source.github-actions-workflow.actions-github-script",
+  "injectionSelector": "L:source.github-actions-workflow",
+  "patterns": [
+    {
+      "include": "#actions-github-script.uses"
+    },
+    {
+      "include": "#actions-github-script.uses-sequence-item"
+    }
+  ],
+  "repository": {
+    "actions-github-script.uses": {
+      "begin": "^([ ]+)(uses)[ ]*(:)[ ]+(actions/github-script@(?:\\S+))([ ]+.*)?$",
+      "beginCaptures": {
+        "2": {
+          "name": "entity.name.tag.yaml"
+        },
+        "3": {
+          "name": "punctuation.separator.key-value.mapping.yaml"
+        },
+        "4": {
+          "name": "string.unquoted.plain.out.yaml"
+        },
+        "5": {
+          "patterns": [
+            {
+              "include": "source.github-actions-workflow#comment"
+            },
+            {
+              "match": ".+",
+              "name": "invalid.illegal.expected-comment-or-newline.yaml"
+            }
+          ]
+        }
+      },
+      "end": "^(?!\\1|[ ]*$|[ ]*#.*$)",
+      "patterns": [
+        {
+          "include": "#actions-github-script.with"
+        },
+        {
+          "include": "source.github-actions-workflow"
+        }
+      ]
+    },
+    "actions-github-script.uses-sequence-item": {
+      "begin": "^([ ]+)(-)([ ]+)(uses)[ ]*(:)[ ]+(actions\\/github-script@\\S+)([ ]+.*)?$",
+      "beginCaptures": {
+        "2": {
+          "name": "punctuation.definition.block.sequence.item.yaml"
+        },
+        "4": {
+          "name": "entity.name.tag.yaml"
+        },
+        "5": {
+          "name": "punctuation.separator.key-value.mapping.yaml"
+        },
+        "6": {
+          "name": "string.unquoted.plain.out.yaml"
+        },
+        "7": {
+          "patterns": [
+            {
+              "include": "source.github-actions-workflow#comment"
+            },
+            {
+              "match": ".+",
+              "name": "invalid.illegal.expected-comment-or-newline.yaml"
+            }
+          ]
+        }
+      },
+      "end": "^(?!\\1 \\3|[ ]*$|[ ]*#.*$)",
+      "patterns": [
+        {
+          "include": "#actions-github-script.with"
+        },
+        {
+          "include": "source.github-actions-workflow"
+        }
+      ]
+    },
+    "actions-github-script.with": {
+      "begin": "^([ ]+)(with)[ ]*(:)([ ]+.*)?$",
+      "beginCaptures": {
+        "2": {
+          "name": "entity.name.tag.yaml"
+        },
+        "3": {
+          "name": "punctuation.separator.key-value.mapping.yaml"
+        },
+        "4": {
+          "patterns": [
+            {
+              "include": "source.github-actions-workflow#comment"
+            },
+            {
+              "match": ".+",
+              "name": "invalid.illegal.expected-comment-or-newline.yaml"
+            }
+          ]
+        }
+      },
+      "end": "^(?!\\1 |[ ]*$|[ ]*#.*$)",
+      "patterns": [
+        {
+          "include": "#actions-github-script.script.block"
+        },
+        {
+          "include": "#actions-github-script.script.plain"
+        },
+        {
+          "include": "source.github-actions-workflow"
+        }
+      ]
+    },
+    "actions-github-script.script.block": {
+      "begin": "^([ ]+)(script)[ ]*(:)[ ]+(?:(\\|)|(>))([1-9])?([-+])?([ ]+.*)?$",
+      "beginCaptures": {
+        "2": {
+          "name": "entity.name.tag.yaml"
+        },
+        "3": {
+          "name": "punctuation.separator.key-value.mapping.yaml"
+        },
+        "4": {
+          "name": "keyword.control.flow.block-scalar.literal.yaml"
+        },
+        "5": {
+          "name": "keyword.control.flow.block-scalar.folded.yaml"
+        },
+        "6": {
+          "name": "constant.numeric.indentation-indicator.yaml"
+        },
+        "7": {
+          "name": "storage.modifier.chomping-indicator.yaml"
+        },
+        "8": {
+          "patterns": [
+            {
+              "include": "source.github-actions-workflow#comment"
+            },
+            {
+              "match": ".+",
+              "name": "invalid.illegal.expected-comment-or-newline.yaml"
+            }
+          ]
+        }
+      },
+      "end": "^(?!\\1 |[ ]*$)",
+      "patterns": [
+        {
+          "begin": "^([ ]+)(?! )",
+          "end": "^(?!\\1|[ ]*$)",
+          "name": "meta.embedded.inline.javascript",
+          "patterns": [
+            {
+              "include": "source.js"
+            }
+          ]
+        }
+      ]
+    },
+    "actions-github-script.script.plain": {
+      "begin": "^([ ]+)(script)[ ]*(:)[ ]+",
+      "beginCaptures": {
+        "2": {
+          "name": "entity.name.tag.yaml"
+        },
+        "3": {
+          "name": "punctuation.separator.key-value.mapping.yaml"
+        }
+      },
+      "end": "^(?!\\1 |[ ]*$)",
+      "name": "meta.embedded.inline.javascript",
+      "patterns": [
+        {
+          "include": "source.js"
+        }
+      ]
+    }
+  }
+}

language/syntaxes/expressions.tmGrammar.json

@@ -19,9 +19,6 @@
             {
               "include": "#function-call"
             },
-            {
-              "include": "#context"
-            },
             {
               "include": "#string"
             },
@@ -33,6 +30,9 @@
             },
             {
               "include": "#null"
+            },
+            {
+              "include": "#context"
             }
           ]
         }
@@ -54,9 +54,6 @@
             {
               "include": "#function-call"
             },
-            {
-              "include": "#context"
-            },
             {
               "include": "#string"
             },
@@ -68,6 +65,9 @@
             },
             {
               "include": "#null"
+            },
+            {
+              "include": "#context"
             }
           ]
         }