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compiler: check if-expressions returning only one type

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Henrixounez 2019-09-04 20:46:25 +02:00 committed by Alexander Medvednikov
parent 818bea34a4
commit 726fcb5eec
1 changed files with 2 additions and 0 deletions
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2
compiler/parser.v
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@ -3073,9 +3073,11 @@ fn (p mut Parser) if_st(is_expr bool, elif_depth int) string {
} }
p.check(.lcbr) p.check(.lcbr)
// statements() returns the type of the last statement // statements() returns the type of the last statement
first_typ := typ
typ = p.statements() typ = p.statements()
p.inside_if_expr = false p.inside_if_expr = false
if is_expr { if is_expr {
p.check_types(first_typ, typ)
p.gen(strings.repeat(`)`, elif_depth + 1)) p.gen(strings.repeat(`)`, elif_depth + 1))
} }
else_returns := p.returns else_returns := p.returns