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chore: allow reusing tab over cdp (#170)

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Fixes https://github.com/microsoft/playwright-mcp/issues/164
This commit is contained in:
Pavel Feldman
2025-04-14 16:39:58 -07:00
committed by GitHub
parent e729494bd9
commit 606b898a71
7 changed files with 63 additions and 21 deletions
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2
src/tools/screen.ts
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@@ -28,7 +28,7 @@ const screenshot: Tool = {
},
handle: async context => {
const tab = context.currentTab();
const tab = await context.ensureTab();
const screenshot = await tab.page.screenshot({ type: 'jpeg', quality: 50, scale: 'css' });
return {
content: [{ type: 'image', data: screenshot.toString('base64'), mimeType: 'image/jpeg' }],

25
src/tools/snapshot.ts
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@@ -29,7 +29,8 @@ const snapshot: Tool = {
},
handle: async context => {
return await context.currentTab().run(async () => {}, { captureSnapshot: true });
const tab = await context.ensureTab();
return await tab.run(async () => {}, { captureSnapshot: true });
},
};
@@ -48,8 +49,8 @@ const click: Tool = {
handle: async (context, params) => {
const validatedParams = elementSchema.parse(params);
return await context.currentTab().runAndWaitWithSnapshot(async tab => {
const locator = tab.lastSnapshot().refLocator(validatedParams.ref);
return await context.currentTab().runAndWaitWithSnapshot(async snapshot => {
const locator = snapshot.refLocator(validatedParams.ref);
await locator.click();
}, {
status: `Clicked "${validatedParams.element}"`,
@@ -74,9 +75,9 @@ const drag: Tool = {
handle: async (context, params) => {
const validatedParams = dragSchema.parse(params);
return await context.currentTab().runAndWaitWithSnapshot(async tab => {
const startLocator = tab.lastSnapshot().refLocator(validatedParams.startRef);
const endLocator = tab.lastSnapshot().refLocator(validatedParams.endRef);
return await context.currentTab().runAndWaitWithSnapshot(async snapshot => {
const startLocator = snapshot.refLocator(validatedParams.startRef);
const endLocator = snapshot.refLocator(validatedParams.endRef);
await startLocator.dragTo(endLocator);
}, {
status: `Dragged "${validatedParams.startElement}" to "${validatedParams.endElement}"`,
@@ -94,8 +95,8 @@ const hover: Tool = {
handle: async (context, params) => {
const validatedParams = elementSchema.parse(params);
return await context.currentTab().runAndWaitWithSnapshot(async tab => {
const locator = tab.lastSnapshot().refLocator(validatedParams.ref);
return await context.currentTab().runAndWaitWithSnapshot(async snapshot => {
const locator = snapshot.refLocator(validatedParams.ref);
await locator.hover();
}, {
status: `Hovered over "${validatedParams.element}"`,
@@ -119,8 +120,8 @@ const type: Tool = {
handle: async (context, params) => {
const validatedParams = typeSchema.parse(params);
return await context.currentTab().runAndWaitWithSnapshot(async tab => {
const locator = tab.lastSnapshot().refLocator(validatedParams.ref);
return await context.currentTab().runAndWaitWithSnapshot(async snapshot => {
const locator = snapshot.refLocator(validatedParams.ref);
if (validatedParams.slowly)
await locator.pressSequentially(validatedParams.text);
else
@@ -147,8 +148,8 @@ const selectOption: Tool = {
handle: async (context, params) => {
const validatedParams = selectOptionSchema.parse(params);
return await context.currentTab().runAndWaitWithSnapshot(async tab => {
const locator = tab.lastSnapshot().refLocator(validatedParams.ref);
return await context.currentTab().runAndWaitWithSnapshot(async snapshot => {
const locator = snapshot.refLocator(validatedParams.ref);
await locator.selectOption(validatedParams.values);
}, {
status: `Selected option in "${validatedParams.element}"`,

2
src/tools/tabs.ts
View File

@@ -89,7 +89,7 @@ const closeTab: ToolFactory = captureSnapshot => ({
handle: async (context, params) => {
const validatedParams = closeTabSchema.parse(params);
await context.closeTab(validatedParams.index);
const currentTab = await context.currentTab();
const currentTab = context.currentTab();
if (currentTab)
return await currentTab.run(async () => {}, { captureSnapshot });
return {