feat: add TokenStore#get{Loc,Range}() (#253)

Author: fisker

src/external/token-store/index.ts

@@ -751,4 +751,24 @@ export default class TokenStore {
             filter: isCommentToken,
         })
     }
+
+    /**
+     * Returns the location of the given node or token.
+     * @param nodeOrToken The node or token to get the location of.
+     * @returns The location of the node or token.
+     */
+    // eslint-disable-next-line class-methods-use-this
+    public getLoc(nodeOrToken: HasLocation) {
+        return nodeOrToken.loc
+    }
+
+    /**
+     * Returns the range of the given node or token.
+     * @param nodeOrToken The node or token to get the range of.
+     * @returns The range of the node or token.
+     */
+    // eslint-disable-next-line class-methods-use-this
+    public getRange(nodeOrToken: HasLocation) {
+        return nodeOrToken.range
+    }
 }

test/tokens.js

@@ -285,4 +285,19 @@ describe("services.getTemplateBodyTokenStore", () => {
             assert.deepStrictEqual(actual, ["div", ">"])
         })
     })
+
+    describe("TokenStore#get{Range,Loc}()", () => {
+        it("should return loc and range.", () => {
+            const {
+                templateBody: {
+                    children: [node],
+                    tokens: [token],
+                },
+            } = ast
+            assert.equal(typeof tokens.getRange(node)[0], "number")
+            assert.equal(typeof tokens.getRange(token)[1], "number")
+            assert.equal(typeof tokens.getLoc(node).start.line, "number")
+            assert.equal(typeof tokens.getLoc(node).end.column, "number")
+        })
+    })
 })