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parser: allow '' in attributes

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This commit is contained in:
Danil-Lapirow 2019-10-18 20:17:23 +03:00 committed by Alexander Medvednikov
parent 689003454b
commit bb9d95e9aa
2 changed files with 26 additions and 10 deletions
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28
vlib/compiler/parser.v
View File

@ -802,7 +802,15 @@ fn (p mut Parser) struct_decl() {
attr = p.check_name()
if p.tok == .colon {
p.check(.colon)
attr += ':' + p.check_name()
mut val := ''
match p.tok {
.name => { val = p.check_name() }
.str => { val = p.check_string() }
else => {
p.error('attribute value should be either name or string')
}
}
attr += ':' + val
}
p.check(.rsbr)
}
@ -3770,6 +3778,8 @@ fn (p mut Parser) match_statement(is_expr bool) string {
p.gen('if (')
}
ph := p.cgen.add_placeholder()
// Multiple checks separated by comma
mut got_comma := false
@ -3778,31 +3788,35 @@ fn (p mut Parser) match_statement(is_expr bool) string {
p.gen(') || (')
}
mut got_string := false
if typ == 'string' {
// TODO: use tmp variable
// p.gen('string_eq($tmp_var, ')
got_string = true
p.gen('string_eq($tmp_var, ')
}
else {
// TODO: use tmp variable
// p.gen('($tmp_var == ')
p.gen('($tmp_var == ')
p.gen('$tmp_var == ')
}
p.expected_type = typ
p.check_types(p.bool_expression(), typ)
p.expected_type = ''
if got_string {
p.gen(')')
}
if p.tok != .comma {
if got_comma {
p.gen(') ')
p.cgen.set_placeholder(ph, '(')
}
break
}
p.check(.comma)
got_comma = true
}
p.gen(') )')
p.gen(')')
p.check(.arrow)

8
vlib/json/json_test.v
View File

@ -5,10 +5,11 @@ struct User {
nums []int
last_name string [json:lastName]
is_registered bool [json:IsRegistered]
typ int [json:'type']
}
fn test_parse_user() {
s := '{"age": 10, "nums": [1,2,3], "lastName": "Johnson", "IsRegistered": true}'
s := '{"age": 10, "nums": [1,2,3], "type": 0, "lastName": "Johnson", "IsRegistered": true}'
u := json.decode(User, s) or {
exit(1)
}
@ -19,11 +20,12 @@ fn test_parse_user() {
assert u.nums[0] == 1
assert u.nums[1] == 2
assert u.nums[2] == 3
assert u.typ == 0
}
fn test_encode_user(){
usr := User{ age: 10, nums: [1,2,3], last_name: 'Johnson', is_registered: true}
expected := '{"age":10,"nums":[1,2,3],"lastName":"Johnson","IsRegistered":true}'
usr := User{ age: 10, nums: [1,2,3], last_name: 'Johnson', is_registered: true, typ: 0}
expected := '{"age":10,"nums":[1,2,3],"lastName":"Johnson","IsRegistered":true,"type":0}'
out := json.encode(usr)
assert out == expected
}