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[expr parser] change the operator definition so that an MD_Node is not required

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Allen Webster
2021-10-01 20:31:06 -07:00
parent 4ce22d786c
commit 9ac946cf07
3 changed files with 50 additions and 33 deletions
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tests/expression_tests.c
+16 -9
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@@ -242,32 +242,38 @@ operator_array[Op_##name].op = (MD_ExprOpr){ .op_id = Op_##name, .kind = MD_Expr
// NOTE: Wrong operator kind
operator_list = (MD_ExprOprList){0};
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_Null, 1, plus_node);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_Null, 1, MD_S8Lit("+"),
Op_Addition, plus_node);
op_table = MD_ExprBakeOperatorTableFromList(arena, &operator_list);
MD_Assert(op_table.errors.max_message_kind = MD_MessageKind_Warning && op_table.errors.node_count == 1 &&
op_table.errors.first->node == plus_node);
// NOTE: Repeat operator
operator_list = (MD_ExprOprList){0};
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_Binary, 1, plus_node);
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_Binary, 1, plus_node_bis);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_Binary, 1, MD_S8Lit("+"),
Op_Addition, plus_node);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_Binary, 1, MD_S8Lit("+"),
Op_Addition, plus_node_bis);
op_table = MD_ExprBakeOperatorTableFromList(arena, &operator_list);
MD_Assert(op_table.errors.max_message_kind = MD_MessageKind_Warning && op_table.errors.node_count == 1 &&
op_table.errors.first->node == plus_node_bis);
operator_list = (MD_ExprOprList){0};
// NOTE: Binary-postfix operator conflict
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_Binary, 1, plus_node);
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_Postfix, 1, plus_node_bis);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_Binary, 1, MD_S8Lit("+"),
Op_Addition, plus_node);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_Postfix, 1, MD_S8Lit("+"),
Op_Addition, plus_node_bis);
op_table = MD_ExprBakeOperatorTableFromList(arena, &operator_list);
MD_Assert(op_table.errors.max_message_kind = MD_MessageKind_Warning && op_table.errors.node_count == 1 &&
op_table.errors.first->node == plus_node_bis);
operator_list = (MD_ExprOprList){0};
// NOTE: Same precedence difference associativity conflict
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_Binary, 1, plus_node);
MD_ExprOprPush(arena, &operator_list, Op_Addition, MD_ExprOprKind_BinaryRightAssociative,
1, minus_node);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_Binary, 1, MD_S8Lit("+"),
Op_Addition, plus_node);
MD_ExprOprPush(arena, &operator_list, MD_ExprOprKind_BinaryRightAssociative, 1, MD_S8Lit("-"),
Op_Addition, minus_node);
op_table = MD_ExprBakeOperatorTableFromList(arena, &operator_list);
MD_Assert(op_table.errors.max_message_kind = MD_MessageKind_Warning && op_table.errors.node_count == 1 &&
op_table.errors.first->node == minus_node);
@@ -280,7 +286,8 @@ operator_array[Op_##name].op = (MD_ExprOpr){ .op_id = Op_##name, .kind = MD_Expr
{
OperatorDescription *desc = operator_array + op;
MD_Node *node = MD_MakeNode(arena, MD_NodeKind_Main, desc->s, desc->s, 0);
MD_ExprOprPush(arena, &operator_list, op, desc->op.kind, desc->op.precedence, node);
MD_ExprOprPush(arena, &operator_list, desc->op.kind, desc->op.precedence, desc->s,
op, node);
}
MD_ExprOprTable op_table = MD_ExprBakeOperatorTableFromList(arena, &operator_list);