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toml: fix @[toml: ], support @[skip] #21571

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merged 8 commits into from
May 26, 2024
Merged

toml: fix @[toml: ], support @[skip] #21571

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a2de5b6
toml.v fix decode_struct not working with `toml: `
heyimtcn May 25, 2024
6545094
Merge branch 'vlang:master' into master
heyimtcn May 25, 2024
efd3e9a
Update toml.v
heyimtcn May 25, 2024
c69f90e
Add test
heyimtcn May 25, 2024
d511533
fmt toml.v
heyimtcn May 25, 2024
b6c7c3c
fmt toml_attrs_test.v
heyimtcn May 25, 2024
4181a33
fix fmt for toml_attrs_test.v?
heyimtcn May 25, 2024
f571fa0
run `./v fmt -w vlib/toml/`
spytheman May 26, 2024
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15 changes: 15 additions & 0 deletions vlib/toml/tests/toml_attrs_test.v
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Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
import toml

struct TestStruct {
foo int
bar bool @[skip]
baz string = 'def' @[toml: barbaz]
}

fn test_toml_attr_encode() {
assert toml.encode(TestStruct{}) == 'foo = 0\nbarbaz = "def"'
}

fn test_toml_attr_decode() {
assert toml.decode[TestStruct]('foo = 0\nbarbaz = "def"')! == TestStruct{}
}
218 changes: 122 additions & 96 deletions vlib/toml/toml.v
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Original file line number Diff line number Diff line change
Expand Up @@ -33,105 +33,118 @@ pub fn decode[T](toml_txt string) !T {

fn decode_struct[T](doc Any, mut typ T) {
$for field in T.fields {
value := doc.value(field.name)
$if field.is_enum {
typ.$(field.name) = value.int()
} $else $if field.typ is string {
typ.$(field.name) = value.string()
} $else $if field.typ is bool {
typ.$(field.name) = value.bool()
} $else $if field.typ is int {
typ.$(field.name) = value.int()
} $else $if field.typ is i64 {
typ.$(field.name) = value.i64()
} $else $if field.typ is u64 {
typ.$(field.name) = value.u64()
} $else $if field.typ is f32 {
typ.$(field.name) = value.f32()
} $else $if field.typ is f64 {
typ.$(field.name) = value.f64()
} $else $if field.typ is DateTime {
typ.$(field.name) = value.datetime()
} $else $if field.typ is Date {
typ.$(field.name) = value.date()
} $else $if field.typ is Time {
typ.$(field.name) = value.time()
} $else $if field.is_array {
arr := value.array()
match field.typ {
[]string { typ.$(field.name) = arr.as_strings() }
[]int { typ.$(field.name) = arr.map(it.int()) }
[]i64 { typ.$(field.name) = arr.map(it.i64()) }
[]u64 { typ.$(field.name) = arr.map(it.u64()) }
[]f32 { typ.$(field.name) = arr.map(it.f32()) }
[]f64 { typ.$(field.name) = arr.map(it.f64()) }
[]bool { typ.$(field.name) = arr.map(it.bool()) }
[]DateTime { typ.$(field.name) = arr.map(it.datetime()) }
[]Date { typ.$(field.name) = arr.map(it.date()) }
[]Time { typ.$(field.name) = arr.map(it.time()) }
else {}
mut field_name := field.name
mut skip := false
for attr in field.attrs {
if attr == 'skip' {
skip = true
break
}
} $else $if field.is_map {
mut mmap := value.as_map()
match field.typ {
map[string]string {
typ.$(field.name) = mmap.as_strings()
}
// Should be cleaned up to use the more modern lambda syntax
// |k, v| k, v.int()
// Unfortunately lambdas have issues with multiple return at the time of writing
map[string]int {
typ.$(field.name) = maps.to_map[string, Any, string, int](mmap, fn (k string, v Any) (string, int) {
return k, v.int()
})
}
map[string]i64 {
typ.$(field.name) = maps.to_map[string, Any, string, i64](mmap, fn (k string, v Any) (string, i64) {
return k, v.i64()
})
}
map[string]u64 {
typ.$(field.name) = maps.to_map[string, Any, string, u64](mmap, fn (k string, v Any) (string, u64) {
return k, v.u64()
})
}
map[string]f32 {
typ.$(field.name) = maps.to_map[string, Any, string, f32](mmap, fn (k string, v Any) (string, f32) {
return k, v.f32()
})
}
map[string]f64 {
typ.$(field.name) = maps.to_map[string, Any, string, f64](mmap, fn (k string, v Any) (string, f64) {
return k, v.f64()
})
}
map[string]bool {
typ.$(field.name) = maps.to_map[string, Any, string, bool](mmap, fn (k string, v Any) (string, bool) {
return k, v.bool()
})
}
map[string]DateTime {
typ.$(field.name) = maps.to_map[string, Any, string, DateTime](mmap,
fn (k string, v Any) (string, DateTime) {
return k, v.datetime()
})
}
map[string]Date {
typ.$(field.name) = maps.to_map[string, Any, string, Date](mmap, fn (k string, v Any) (string, Date) {
return k, v.date()
})
if attr.starts_with('toml:') {
field_name = attr.all_after(':').trim_space()
}
}
if !skip {
value := doc.value(field_name)
$if field.is_enum {
typ.$(field.name) = value.int()
} $else $if field.typ is string {
typ.$(field.name) = value.string()
} $else $if field.typ is bool {
typ.$(field.name) = value.bool()
} $else $if field.typ is int {
typ.$(field.name) = value.int()
} $else $if field.typ is i64 {
typ.$(field.name) = value.i64()
} $else $if field.typ is u64 {
typ.$(field.name) = value.u64()
} $else $if field.typ is f32 {
typ.$(field.name) = value.f32()
} $else $if field.typ is f64 {
typ.$(field.name) = value.f64()
} $else $if field.typ is DateTime {
typ.$(field.name) = value.datetime()
} $else $if field.typ is Date {
typ.$(field.name) = value.date()
} $else $if field.typ is Time {
typ.$(field.name) = value.time()
} $else $if field.is_array {
arr := value.array()
match field.typ {
[]string { typ.$(field.name) = arr.as_strings() }
[]int { typ.$(field.name) = arr.map(it.int()) }
[]i64 { typ.$(field.name) = arr.map(it.i64()) }
[]u64 { typ.$(field.name) = arr.map(it.u64()) }
[]f32 { typ.$(field.name) = arr.map(it.f32()) }
[]f64 { typ.$(field.name) = arr.map(it.f64()) }
[]bool { typ.$(field.name) = arr.map(it.bool()) }
[]DateTime { typ.$(field.name) = arr.map(it.datetime()) }
[]Date { typ.$(field.name) = arr.map(it.date()) }
[]Time { typ.$(field.name) = arr.map(it.time()) }
else {}
}
map[string]Time {
typ.$(field.name) = maps.to_map[string, Any, string, Time](mmap, fn (k string, v Any) (string, Time) {
return k, v.time()
})
} $else $if field.is_map {
mut mmap := value.as_map()
match field.typ {
map[string]string {
typ.$(field.name) = mmap.as_strings()
}
// Should be cleaned up to use the more modern lambda syntax
// |k, v| k, v.int()
// Unfortunately lambdas have issues with multiple return at the time of writing
map[string]int {
typ.$(field.name) = maps.to_map[string, Any, string, int](mmap, fn (k string, v Any) (string, int) {
return k, v.int()
})
}
map[string]i64 {
typ.$(field.name) = maps.to_map[string, Any, string, i64](mmap, fn (k string, v Any) (string, i64) {
return k, v.i64()
})
}
map[string]u64 {
typ.$(field.name) = maps.to_map[string, Any, string, u64](mmap, fn (k string, v Any) (string, u64) {
return k, v.u64()
})
}
map[string]f32 {
typ.$(field.name) = maps.to_map[string, Any, string, f32](mmap, fn (k string, v Any) (string, f32) {
return k, v.f32()
})
}
map[string]f64 {
typ.$(field.name) = maps.to_map[string, Any, string, f64](mmap, fn (k string, v Any) (string, f64) {
return k, v.f64()
})
}
map[string]bool {
typ.$(field.name) = maps.to_map[string, Any, string, bool](mmap, fn (k string, v Any) (string, bool) {
return k, v.bool()
})
}
map[string]DateTime {
typ.$(field.name) = maps.to_map[string, Any, string, DateTime](mmap,
fn (k string, v Any) (string, DateTime) {
return k, v.datetime()
})
}
map[string]Date {
typ.$(field.name) = maps.to_map[string, Any, string, Date](mmap, fn (k string, v Any) (string, Date) {
return k, v.date()
})
}
map[string]Time {
typ.$(field.name) = maps.to_map[string, Any, string, Time](mmap, fn (k string, v Any) (string, Time) {
return k, v.time()
})
}
else {}
}
else {}
} $else $if field.is_struct {
mut s := typ.$(field.name)
decode_struct(value, mut s)
typ.$(field.name) = s
}
} $else $if field.is_struct {
mut s := typ.$(field.name)
decode_struct(value, mut s)
typ.$(field.name) = s
}
}
}
Expand All @@ -151,7 +164,20 @@ pub fn encode[T](typ T) string {
fn encode_struct[T](typ T) map[string]Any {
mut mp := map[string]Any{}
$for field in T.fields {
mp[field.name] = to_any(typ.$(field.name))
mut skip := false
mut field_name := field.name
for attr in field.attrs {
if attr == 'skip' {
skip = true
break
}
if attr.starts_with('toml:') {
field_name = attr.all_after(':').trim_space()
}
}
if !skip {
mp[field_name] = to_any(typ.$(field.name))
}
}
return mp
}
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