feat: auto remove semicolon (#6)

package.json

@@ -223,6 +223,10 @@
                         "type": "boolean",
                         "default": true
                     },
+                    "autoRemoveSemicolon.enable": {
+                        "type": "boolean",
+                        "default": true
+                    },
                     "typeDecorations.languages": {
                         "type": "array",
                         "items": {

src/extension.ts

@@ -37,6 +37,7 @@ import { registerSelectLineContents } from './features/selectLineContents'
 import { registerCutLineContents } from './features/cutLineContents'
 import { registerCutLineContentsPreserve } from './features/cutLineContentsPreserve'
 import typeDecorations from './features/typeDecorations'
+import autoRemoveSemicolon from './features/autoRemoveSemicolon'
 
 export const activate = () => {
     // preserve camelcase identifiers (only vars for now)
@@ -76,6 +77,7 @@ export const activate = () => {
     registerCutLineContents()
     registerCutLineContentsPreserve()
     typeDecorations()
+    autoRemoveSemicolon()
 
     // vscode.languages.registerSelectionRangeProvider('*', {
     //     provideSelectionRanges(document, positions, token) {

src/features/autoRemoveSemicolon.ts

@@ -0,0 +1,45 @@
+import * as vscode from 'vscode'
+import { equals } from 'rambda'
+import { defaultJsSupersetLangsWithVue } from '@zardoy/vscode-utils/build/langs'
+
+export default () => {
+    vscode.workspace.onDidChangeTextDocument(async ({ document, contentChanges }) => {
+        const textEditor = vscode.window.activeTextEditor
+
+        if (
+            document.uri !== textEditor?.document.uri ||
+            textEditor.viewColumn === undefined ||
+            !vscode.languages.match(defaultJsSupersetLangsWithVue, document)
+        )
+            return
+        const line = document.lineAt(contentChanges[0]!.range.end)
+        if (
+            equals(
+                contentChanges.map(({ text }) => text),
+                ['.'],
+            ) &&
+            /;.$/.test(line.text)
+        ) {
+            await textEditor.edit(
+                editBuilder => {
+                    const endPos = contentChanges[0]!.range.end
+                    editBuilder.delete(new vscode.Range(endPos.translate(0, -1), endPos))
+                },
+                { undoStopAfter: false, undoStopBefore: false },
+            )
+            await vscode.commands.executeCommand('editor.action.triggerSuggest')
+        }
+
+        if (
+            equals(
+                contentChanges.map(({ text }) => text),
+                [')', '('],
+            ) &&
+            document.lineAt(contentChanges[0]!.range.end).text.endsWith(';)')
+        )
+            await textEditor.edit(editBuilder => {
+                const endPos = document.lineAt(contentChanges[0]!.range.end).range.end.translate(0, -1)
+                editBuilder.delete(new vscode.Range(endPos.translate(0, -1), endPos))
+            })
+    })
+}