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export function UpdateExpression(node, parent) {
if (!bt.isExpressionStatement(parent)) {
// FIXME: Use path.buildCodeFrameError
throw new Error("UpdateExpression's not in ExpressionStatement's are not supported.");
}
if (node.operator !== '++' && node.operator !== '--') {
// FIXME: Use path.buildCodeFrameError
throw new Error(`Invalid UpdateExpression operator ${node.operator}`);
}
const right = t.binaryExpression(
node.operator === '++' ? '+' : '-',
this.transform(node.argument),
t.numericLiteral(1),
);
return t.assignmentStatement([this.transform(node.argument)], [right]);
}
export function LogicalExpression(node) {
if (node.operator !== '&&' && node.operator !== '||') {
// FIXME: Use path.buildCodeFrameError
throw new Error(`${node.operator} is unsupported logical operator`);
}
const operator = node.operator === '&&' ? 'and' : 'or';
return t.binaryExpression(operator, this.transform(node.left), this.transform(node.right));
}
export function BinaryExpression(node) {
const operator = operatorMap.has(node.operator) ? operatorMap.get(node.operator) : node.operator;
return t.binaryExpression(operator, this.transform(node.left), this.transform(node.right));
}