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checker: do not allow extra () in if conditions

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This commit is contained in:
Alexander Medvednikov
2020-03-27 14:57:19 +01:00
parent 1a751208ca
commit 473d9fef55
11 changed files with 33 additions and 23 deletions
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10
vlib/compiler/gen_c.v
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@ -64,10 +64,10 @@ fn (p mut Parser) gen_fn_decl(f Fn, typ, str_args string) {
// blank identifer assignment `_ = 111`
fn (p mut Parser) gen_blank_identifier_assign() {
assign_error_tok_idx := p.token_idx
//assign_error_tok_idx := p.token_idx
p.check_name()
p.check_space(.assign)
is_indexer := p.peek() == .lsbr
//is_indexer := p.peek() == .lsbr
is_fn_call,next_expr := p.is_expr_fn_call(p.token_idx)
pos := p.cgen.add_placeholder()
expr_tok := p.cur_tok_index()
@ -77,9 +77,9 @@ fn (p mut Parser) gen_blank_identifier_assign() {
p.error_with_token_index('${next_expr}() $err_used_as_value', expr_tok)
}
p.is_var_decl = false
if !is_indexer && !is_fn_call {
p.error_with_token_index('assigning `$next_expr` to `_` is redundant', assign_error_tok_idx)
}
//if !is_indexer && !is_fn_call {
//p.error_with_token_index('assigning `$next_expr` to `_` is redundant', assign_error_tok_idx)
//}
// handle or
if p.tok == .key_orelse {
p.gen_handle_option_or_else(typ, '', pos)