@codemirror/language - npm Package Compare versions

Comparing version 0.19.3 to 0.19.4

CHANGELOG.md

@@ -0,1 +1,7 @@
+## 0.19.4 (2021-11-13)
+
+### New features
+
+`LanguageDescription.of` now takes an optional already-loaded extension.
+
 ## 0.19.3 (2021-09-13)
@@ -2,0 +8,0 @@

dist/index.d.ts

@@ -301,3 +301,4 @@ import { NodeProp, NodeType, Parser, Tree, TreeFragment, Input, PartialParse, SyntaxNode } from '@lezer/common';
         /**
-        An optional array of extensions associated with this language.
+        An optional array of filename extensions associated with this
+        language.
         */
@@ -312,3 +313,8 @@ extensions?: readonly string[];
         */
-        load: () => Promise<LanguageSupport>;
+        load?: () => Promise<LanguageSupport>;
+        /**
+        Alternatively to `load`, you can provide an already loaded
+        support object. Either this or `load` should be provided.
+        */
+        support?: LanguageSupport;
     }): LanguageDescription;
@@ -315,0 +321,0 @@ /**

dist/index.js

 import { NodeProp, Tree, TreeFragment, Parser, NodeType } from '@lezer/common';
-import { Facet, EditorState, StateEffect, StateField } from '@codemirror/state';
+import { StateEffect, StateField, Facet, EditorState } from '@codemirror/state';
 import { ViewPlugin } from '@codemirror/view';
@@ -610,3 +610,7 @@ import { countColumn } from '@codemirror/text';
     */
-    filename, loadFunc) {
+    filename, loadFunc, 
+    /**
+    If the language has been loaded, this will hold its value.
+    */
+    support = undefined) {
         this.name = name;
@@ -617,6 +621,3 @@ this.alias = alias;
         this.loadFunc = loadFunc;
-        /**
-        If the language has been loaded, this will hold its value.
-        */
-        this.support = undefined;
+        this.support = support;
         this.loading = null;
@@ -636,3 +637,9 @@ }
     static of(spec) {
-        return new LanguageDescription(spec.name, (spec.alias || []).concat(spec.name).map(s => s.toLowerCase()), spec.extensions || [], spec.filename, spec.load);
+        let { load, support } = spec;
+        if (!load) {
+            if (!support)
+                throw new RangeError("Must pass either 'load' or 'support' to LanguageDescription.of");
+            load = () => Promise.resolve(support);
+        }
+        return new LanguageDescription(spec.name, (spec.alias || []).concat(spec.name).map(s => s.toLowerCase()), spec.extensions || [], spec.filename, load, support);
     }
@@ -639,0 +646,0 @@ /**

package.json

 {
   "name": "@codemirror/language",
-  "version": "0.19.3",
+  "version": "0.19.4",
   "description": "Language support infrastructure for the CodeMirror code editor",
@@ -5,0 +5,0 @@ "scripts": {

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Improved metrics

Total package byte prevSize

110328

increased by0.78%

Lines of code

2815

increased by0.72%

No dependency changes