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Add "pure" procedure types

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This commit is contained in:
gingerBill
2020-05-23 13:38:06 +01:00
parent ef539696b9
commit aa029fe8d9
9 changed files with 72 additions and 17 deletions
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src/check_stmt.cpp
+11
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@@ -1301,6 +1301,11 @@ void check_stmt_internal(CheckerContext *ctx, Ast *node, u32 flags) {
case_end;
case_ast_node(as, AssignStmt, node);
if (ctx->curr_proc_calling_convention == ProcCC_Pure) {
error(node, "Assignment statements are not allowed within a \"pure\" procedure");
// Continue
}
switch (as->op.kind) {
case Token_Eq: {
// a, b, c = 1, 2, 3; // Multisided
@@ -2027,6 +2032,12 @@ void check_stmt_internal(CheckerContext *ctx, Ast *node, u32 flags) {
check_arity_match(ctx, vd);
check_init_variables(ctx, entities, entity_count, vd->values, str_lit("variable declaration"));
if (ctx->curr_proc_calling_convention == ProcCC_Pure) {
if (vd->values.count == 0) {
error(node, "Variable declarations without assignment are not allowed within \"pure\" procedures");
}
}
for (isize i = 0; i < entity_count; i++) {
Entity *e = entities[i];