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parser: allow arr = [] instead of arr = []string

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This commit is contained in:
Alexander Medvednikov
2019-11-14 07:15:17 +03:00
parent 8d4ef822b6
commit 5df5f97daf
2 changed files with 8 additions and 2 deletions
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7
vlib/compiler/parser.v
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@ -2424,13 +2424,16 @@ fn (p mut Parser) array_init() string {
}
p.check(.rsbr)
// type after `]`? (e.g. "[]string")
if p.tok != .name && i == 0 {
if p.tok != .name && i == 0 && !p.expected_type.starts_with('array_') {
p.error('specify array type: `[]typ` instead of `[]`')
}
if p.tok == .name && i == 0 {
// vals.len == 0 {
typ = p.get_type()
}
} else if p.expected_type.starts_with('array_') {
// allow `known_array = []`
typ = p.expected_type[6..]
}
// ! after array => no malloc and no copy
no_alloc := p.tok == .not
if no_alloc {