Make reduced ast call handler be a separate method

This commit is contained in:
greg 2019-06-16 00:21:39 -07:00
parent 71386be80e
commit bc01a5ded8
1 changed files with 8 additions and 4 deletions

View File

@ -149,10 +149,7 @@ impl Expression {
},
_ => Expr::Val(name.clone()),
},
Call { f, arguments } => Expr::Call {
f: Box::new(f.node().reduce(symbol_table)),
args: arguments.iter().map(|arg| arg.node().reduce(symbol_table)).collect(),
},
Call { f, arguments } => reduce_call_expression(f, arguments, symbol_table),
TupleLiteral(exprs) => Expr::Tuple(exprs.iter().map(|e| e.node().reduce(symbol_table)).collect()),
IfExpression { discriminator, body } => reduce_if_expression(discriminator, body, symbol_table),
Lambda { params, body, .. } => reduce_lambda(params, body, symbol_table),
@ -173,6 +170,13 @@ fn reduce_lambda(params: &Vec<FormalParam>, body: &Block, symbol_table: &SymbolT
})
}
fn reduce_call_expression(func: &Meta<Expression>, arguments: &Vec<Meta<InvocationArgument>>, symbol_table: &SymbolTable) -> Expr {
Expr::Call {
f: Box::new(func.node().reduce(symbol_table)),
args: arguments.iter().map(|arg| arg.node().reduce(symbol_table)).collect(),
}
}
fn reduce_if_expression(discriminator: &Discriminator, body: &IfExpressionBody, symbol_table: &SymbolTable) -> Expr {
let cond = Box::new(match *discriminator {
Discriminator::Simple(ref expr) => expr.reduce(symbol_table),