回答編集履歴
1
async/promise や ; の有無を揃えた
test
CHANGED
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@@ -14,7 +14,7 @@
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browser.tabs.sendMessage(tabid , {data: 100})
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.then(e => console.log(e)).catch(e => console.error(e))
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.then(e => console.log(e)).catch(e => console.error(e))
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// Error: Could not establish connection. Receiving end does not exist.
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@@ -46,11 +46,11 @@
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code: `
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browser.runtime.onMessage.addListener(request => {
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browser.runtime.onMessage.addListener(async request => {
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console.log(request)
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return
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return {response: "ok"}
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})
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@@ -60,7 +60,7 @@
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browser.tabs.sendMessage(tabid, {data: 100})
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.then(e => console.log(e)).catch(e => console.error(e))
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.then(e => console.log(e)).catch(e => console.error(e))
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// Object { response: "ok" }
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@@ -96,11 +96,11 @@
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```javascript
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-
browser.runtime.onMessage.addListener(request => {
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+
browser.runtime.onMessage.addListener(async request => {
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100
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console.log(request)
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103
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-
return
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+
return {response: "ok"}
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})
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@@ -119,3 +119,11 @@
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あと、たしか拡張機能のページだと tabs でなく runtime で通信できたと思います。（Chrome では。Firefoxは試してないです）
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---
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+
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129
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コピペの影響でコードに統一性がなかったのでちょっと修正しました
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