Auto select attention block for editing
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@ -9,9 +9,38 @@ addEventListener('keydown', (event) => {
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let minus = "ArrowDown"
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if (event.key != plus && event.key != minus) return;
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selectionStart = target.selectionStart;
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selectionEnd = target.selectionEnd;
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if(selectionStart == selectionEnd) return;
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let selectionStart = target.selectionStart;
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let selectionEnd = target.selectionEnd;
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// If the user hasn't selected anything, let's select their current parenthesis block
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if (selectionStart === selectionEnd) {
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// Find opening parenthesis around current cursor
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const before = target.value.substring(0, selectionStart);
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let beforeParen = before.lastIndexOf("(");
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if (beforeParen == -1) return;
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let beforeParenClose = before.lastIndexOf(")");
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while (beforeParenClose !== -1 && beforeParenClose > beforeParen) {
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beforeParen = before.lastIndexOf("(", beforeParen - 1);
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beforeParenClose = before.lastIndexOf(")", beforeParenClose - 1);
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}
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// Find closing parenthesis around current cursor
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const after = target.value.substring(selectionStart);
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let afterParen = after.indexOf(")");
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if (afterParen == -1) return;
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let afterParenOpen = after.indexOf("(");
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while (afterParenOpen !== -1 && afterParen > afterParenOpen) {
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afterParen = after.indexOf(")", afterParen + 1);
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afterParenOpen = after.indexOf("(", afterParenOpen + 1);
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}
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if (beforeParen === -1 || afterParen === -1) return;
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// Set the selection to the text between the parenthesis
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const parenContent = target.value.substring(beforeParen + 1, selectionStart + afterParen);
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const lastColon = parenContent.lastIndexOf(":");
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selectionStart = beforeParen + 1;
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selectionEnd = selectionStart + lastColon;
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target.setSelectionRange(selectionStart, selectionEnd);
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}
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event.preventDefault();
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