fix: update flow support info (#4943)

docs/api.md

@@ -104,15 +104,15 @@ The support information looks like this:
     since?: string,
     parsers: string[],
     group?: string,
-    tmScope: string,
-    aceMode: string,
-    codemirrorMode: string,
-    codemirrorMimeType: string,
+    tmScope?: string,
+    aceMode?: string,
+    codemirrorMode?: string,
+    codemirrorMimeType?: string,
     aliases?: string[],
-    extensions: string[],
+    extensions?: string[],
     filenames?: string[],
-    linguistLanguageId: number,
-    vscodeLanguageIds: string[],
+    linguistLanguageId?: number,
+    vscodeLanguageIds?: string[],
   }>
 }
 ```

src/language-js/index.js

@@ -11,12 +11,20 @@ const languages = [
     parsers: ["babylon", "flow"],
     vscodeLanguageIds: ["javascript"]
   }),
-  {
-    name: "Flow",
-    since: "0.0.0",
-    parsers: ["babylon", "flow"],
-    extensions: [".js.flow"]
-  },
+  Object.assign(
+    languageExtend({}, require("linguist-languages/data/javascript"), {
+      name: "Flow",
+      since: "0.0.0",
+      parsers: ["babylon", "flow"],
+      vscodeLanguageIds: ["javascript"]
+    }),
+    // overwrite
+    {
+      aliases: [],
+      filenames: [],
+      extensions: [".js.flow"]
+    }
+  ),
   languageExtend({}, require("linguist-languages/data/jsx"), {
     since: "0.0.0",
     parsers: ["babylon", "flow"],

tests_integration/__tests__/__snapshots__/support-info.js.snap

@@ -551,10 +551,21 @@ exports[`CLI --support-info (stdout) 1`] = `
       \\"vscodeLanguageIds\\": [\\"javascript\\"]
     },
     {
+      \\"aceMode\\": \\"javascript\\",
+      \\"aliases\\": [],
+      \\"codemirrorMimeType\\": \\"text/javascript\\",
+      \\"codemirrorMode\\": \\"javascript\\",
+      \\"color\\": \\"#f1e05a\\",
       \\"extensions\\": [\\".js.flow\\"],
+      \\"filenames\\": [],
+      \\"interpreters\\": [\\"node\\"],
+      \\"linguistLanguageId\\": 183,
       \\"name\\": \\"Flow\\",
       \\"parsers\\": [\\"babylon\\", \\"flow\\"],
-      \\"since\\": \\"0.0.0\\"
+      \\"since\\": \\"0.0.0\\",
+      \\"tmScope\\": \\"source.js\\",
+      \\"type\\": \\"programming\\",
+      \\"vscodeLanguageIds\\": [\\"javascript\\"]
     },
     {
       \\"aceMode\\": \\"javascript\\",