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parser: fix if expressions with multiple else if's

pull/1095/head
hazohelet 2019-07-12 13:54:01 +09:00 committed by Alexander Medvednikov
parent 5b3295db94
commit b039538a27
1 changed files with 6 additions and 11 deletions
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17
compiler/parser.v
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@ -1008,7 +1008,7 @@ fn (p mut Parser) statement(add_semi bool) string {
case Token.dollar:
p.comp_time()
case Token.key_if:
p.if_st(false, false)
p.if_st(false, 0)
case Token.key_for:
p.for_st()
case Token.key_switch:
@ -2083,7 +2083,7 @@ fn (p mut Parser) factor() string {
// { user | name :'new name' }
return p.assoc()
case Token.key_if:
typ = p.if_st(true, false)
typ = p.if_st(true, 0)
return typ
default:
next := p.peek()
@ -2730,7 +2730,7 @@ fn (p mut Parser) chash() {
}
}
fn (p mut Parser) if_st(is_expr, is_elif_expr bool) string {
fn (p mut Parser) if_st(is_expr bool, elif_depth int) string {
if is_expr {
if p.fileis('if_expr') {
println('IF EXPR')
@ -2771,11 +2771,11 @@ fn (p mut Parser) if_st(is_expr, is_elif_expr bool) string {
if p.tok == .key_if {
if is_expr {
p.gen(') : (')
return p.if_st(is_expr, true)
return p.if_st(is_expr, elif_depth + 1)
}
else {
p.gen(' else ')
return p.if_st(is_expr, false)
return p.if_st(is_expr, 0)
}
// return ''
}
@ -2790,12 +2790,7 @@ fn (p mut Parser) if_st(is_expr, is_elif_expr bool) string {
typ = p.statements()
p.inside_if_expr = false
if is_expr {
if is_elif_expr {
p.gen('))')
}
else {
p.gen(')')
}
p.gen(strings.repeat(`)`, elif_depth + 1))
}
return typ
}