add return-to-declaration functionality

Author: dean

dist/main/atom/commands/goToDeclaration.js

@@ -3,6 +3,13 @@ const tslib_1 = require("tslib");
 const registry_1 = require("./registry");
 const utils_1 = require("../utils");
 const simpleSelectionView_1 = require("../views/simpleSelectionView");
+const prevCursorPositions = [];
+function open(item) {
+    atom.workspace.open(item.file, {
+        initialLine: item.start.line - 1,
+        initialColumn: item.start.offset - 1
+    });
+}
 registry_1.commands.set("typescript:go-to-declaration", deps => {
     return (e) => tslib_1.__awaiter(this, void 0, void 0, function* () {
         if (!utils_1.commandForTypeScript(e)) {
@@ -11,6 +18,7 @@ registry_1.commands.set("typescript:go-to-declaration", deps => {
         const location = utils_1.getFilePathPosition();
         const client = yield deps.getClient(location.file);
         const result = yield client.executeDefinition(location);
+        prevCursorPositions.push(location);
         if (result.body.length > 1) {
             simpleSelectionView_1.simpleSelectionView({
                 items: result.body,
@@ -27,11 +35,18 @@ registry_1.commands.set("typescript:go-to-declaration", deps => {
         else {
             open(result.body[0]);
         }
-        function open(item) {
-            atom.workspace.open(item.file, {
-                initialLine: item.start.line - 1,
-                initialColumn: item.start.offset - 1
-            });
+    });
+});
+registry_1.commands.set("typescript:return-from-declaration", deps => {
+    return (e) => tslib_1.__awaiter(this, void 0, void 0, function* () {
+        const position = prevCursorPositions.pop();
+        if (!position) {
+            atom.notifications.addInfo('AtomTS: Previous position not found.');
+            return;
         }
+        open({
+            file: position.file,
+            start: { line: position.line, offset: position.offset }
+        });
     });
 });

keymaps/atom-typescript.cson

@@ -12,6 +12,7 @@
 # Stronger bindings
 'atom-workspace':
   'f6': 'typescript:build'
+  'f10': 'typescript:return-from-declaration'
   'f12': 'typescript:go-to-declaration'
   'ctrl-\'': 'typescript:sync'
   'cmd-\'': 'typescript:sync'

lib/main/atom/commands/goToDeclaration.ts

@@ -2,6 +2,15 @@ import {commands} from "./registry"
 import {commandForTypeScript, getFilePathPosition} from "../utils"
 import {simpleSelectionView} from "../views/simpleSelectionView"
 
+const prevCursorPositions:any[] = [];
+
+function open(item: {file: string, start: {line: number, offset: number}}) {
+   atom.workspace.open(item.file, {
+     initialLine: item.start.line - 1,
+     initialColumn: item.start.offset - 1
+   })
+}
+
 commands.set("typescript:go-to-declaration", deps => {
   return async e => {
     if (!commandForTypeScript(e)) {
@@ -12,6 +21,8 @@ commands.set("typescript:go-to-declaration", deps => {
     const client = await deps.getClient(location.file)
     const result = await client.executeDefinition(location)
 
+    prevCursorPositions.push(location);
+
     if (result.body!.length > 1) {
       simpleSelectionView({
         items: result.body!,
@@ -27,12 +38,19 @@ commands.set("typescript:go-to-declaration", deps => {
     } else {
       open(result.body![0])
     }
-
-    function open(item: {file: string, start: {line: number, offset: number}}) {
-      atom.workspace.open(item.file, {
-        initialLine: item.start.line - 1,
-        initialColumn: item.start.offset - 1
-      })
-    }
   }
-})
+});
+
+commands.set("typescript:return-from-declaration", deps => {
+   return async e => {
+      const position = prevCursorPositions.pop();
+      if (!position) {
+         atom.notifications.addInfo('AtomTS: Previous position not found.');
+         return;
+      }
+      open({
+         file: position.file,
+         start: { line: position.line, offset: position.offset }
+      });
+   }
+});

menus/atomts-menus.cson

@@ -7,6 +7,7 @@
       'submenu': [
         { 'label': 'Build', 'command': 'typescript:build' }
         { 'label': 'Go To Declaration', 'command': 'typescript:go-to-declaration' }
+        { 'label': 'Return From Declaration', 'command': 'typescript:return-from-declaration' }
       ]
     ]
   }