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Add impl of as_toml()

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Matthias Beyer 2017-01-20 14:58:18 +01:00
parent 6d623ddff2
commit 24c77be046
1 changed files with 127 additions and 2 deletions
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129
libimagruby/src/ruby_utils.rs
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@ -19,9 +19,13 @@
// Ruby -> Toml translation primitives
use ruru::AnyObject;
use std::collections::BTreeMap;
use ruru::{Object, AnyObject, Class, RString, Fixnum, Float, Symbol, Hash, Array, VM};
use ruru::types::ValueType;
use toml::Value;
pub trait AsToml : Sized {
fn as_toml(&self) -> Value;
}
@ -36,7 +40,128 @@ impl<T: AsToml> IntoToml for T { }
impl AsToml for AnyObject {
fn as_toml(&self) -> Value {
unimplemented!()
match self.value().ty() {
ValueType::None => {
Value::Boolean(false)
},
ValueType::Object => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Class => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Module => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Float =>
Value::Float(self.try_convert_to::<Float>().unwrap().to_f64()),
ValueType::RString =>
Value::String(self.try_convert_to::<RString>().unwrap().to_string()),
ValueType::Regexp => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Array => {
let vals = self
.try_convert_to::<Array>()
.unwrap()
.into_iter()
.map(|v| v.as_toml())
.collect::<Vec<Value>>();
Value::Array(vals)
},
ValueType::Hash => {
let mut btm = BTreeMap::new();
self.try_convert_to::<Hash>()
.unwrap()
.each(|key, value| {
let key = match key.as_toml() {
Value::String(s) => s,
_ => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Can only have String or Symbol as Key for TOML maps");
String::new()
}
};
let value = value.as_toml();
btm.insert(key, value);
});
Value::Table(btm)
},
ValueType::Struct => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Bignum => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::File => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Data => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Match => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Complex => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Rational => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Nil => Value::Boolean(false),
ValueType::True => Value::Boolean(true),
ValueType::False => Value::Boolean(false),
ValueType::Symbol => Value::String(self.try_convert_to::<Symbol>().unwrap().to_string()),
ValueType::Fixnum => Value::Integer(self.try_convert_to::<Fixnum>().unwrap().to_i64()),
ValueType::Undef => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Node => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::IClass => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Zombie => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
ValueType::Mask => {
let rte = Class::from_existing("TypeError");
VM::raise(rte, "Cannot translate type '' to fit into TOML");
Value::Boolean(false)
},
}
}
}