extendr_api/robj/debug.rs
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use crate::wrapper::*;
// use crate::robj::GetSexp;
use crate::robj::Attributes;
use crate::robj::Rany;
use crate::robj::Rinternals;
use crate::robj::Robj;
use crate::robj::Types;
impl std::fmt::Debug for Symbol {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
if self.is_missing_arg() {
write!(f, "missing_arg()")
} else if self.is_unbound_value() {
write!(f, "unbound_value()")
} else {
write!(f, "sym!({})", self.as_symbol().unwrap().as_str())
}
}
}
/// Implement {:?} formatting.
impl std::fmt::Debug for Robj {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self.as_any() {
Rany::Null(_) => write!(f, "()"),
Rany::Symbol(value) => value.fmt(f),
Rany::Pairlist(value) => value.fmt(f),
Rany::Function(value) => value.fmt(f),
Rany::Environment(value) => value.fmt(f),
Rany::Promise(value) => value.fmt(f),
Rany::Language(value) => value.fmt(f),
Rany::Special(value) => value.fmt(f),
Rany::Builtin(value) => value.fmt(f),
Rany::Rstr(value) => value.fmt(f),
Rany::Logicals(value) => value.fmt(f),
Rany::Integers(value) => value.fmt(f),
Rany::Doubles(value) => value.fmt(f),
Rany::Complexes(value) => value.fmt(f),
Rany::Strings(value) => write!(f, "{:?}", value.as_slice()),
Rany::Dot(_dot) => write!(f, "Dot"),
Rany::Any(_any) => write!(f, "Any"),
Rany::List(value) => value.fmt(f),
Rany::Expressions(value) => value.fmt(f),
Rany::Bytecode(_bytecode) => write!(f, "Bytecode"),
Rany::ExternalPtr(_externalptr) => write!(f, "ExternalPtr"),
Rany::WeakRef(_weakref) => write!(f, "Weakref"),
Rany::Raw(value) => value.fmt(f),
Rany::S4(value) => value.fmt(f),
Rany::Unknown(_unknown) => write!(f, "Unknown"),
}?;
/*
match self.sexptype() {
NILSXP => write!(f, "r!(NULL)"),
SYMSXP => {
if self.is_missing_arg() {
write!(f, "missing_arg()")
} else if self.is_unbound_value() {
write!(f, "unbound_value()")
} else {
write!(f, "sym!({})", self.as_symbol().unwrap().as_str())
}
}
LISTSXP => {
let pairlist = self.as_pairlist().unwrap().iter();
write!(f, "r!({:?})", pairlist)
}
CLOSXP => {
let func = self.as_function().unwrap();
let formals = func.formals();
let body = func.body();
let environment = func.environment();
write!(
f,
"r!(Function::from_parts({:?}, {:?}, {:?}))",
formals, body, environment
)
}
ENVSXP => unsafe {
let sexp = self.get();
if sexp == R_GlobalEnv {
write!(f, "global_env()")
} else if sexp == R_BaseEnv {
write!(f, "base_env()")
} else if sexp == R_EmptyEnv {
write!(f, "empty_env()")
} else {
write!(f, "r!(Environment::from_pairs(...))")
}
},
PROMSXP => {
let p = self.as_promise().unwrap();
write!(
f,
"r!(Promise::from_parts({:?}, {:?}))",
p.code(),
p.environment()
)
}
LANGSXP => write!(
f,
"r!(Language::from_values({:?}))",
self.as_language().unwrap().values().collect::<Vec<_>>()
),
SPECIALSXP => write!(f, "r!(Special())"),
BUILTINSXP => write!(f, "r!(Builtin())"),
CHARSXP => {
let c = Rstr::try_from(self.clone()).unwrap();
write!(f, "r!(Rstr::from_string({:?}))", c.as_str())
}
LGLSXP => {
let slice = self.as_logical_slice().unwrap();
if slice.len() == 1 {
write!(f, "r!({:?})", slice[0])
} else {
write!(f, "r!({:?})", slice)
}
}
INTSXP => {
let slice = self.as_integer_slice().unwrap();
if slice.len() == 1 {
write!(f, "r!({:?})", slice[0])
} else {
write!(f, "r!({:?})", self.as_integer_slice().unwrap())
}
}
REALSXP => {
let slice = self.as_real_slice().unwrap();
if slice.len() == 1 {
write!(f, "r!({:?})", slice[0])
} else {
write!(f, "r!({:?})", slice)
}
}
VECSXP => {
let list = self.as_list().unwrap();
if self.names().is_some() {
write!(f, "r!(List::from_pairs({:?}))", list.iter())
} else {
write!(f, "r!(List::from_values({:?}))", list.values())
}
}
EXPRSXP => write!(
f,
"r!(Expressions::from_values({:?}))",
self.as_expressions().unwrap().values()
),
WEAKREFSXP => write!(f, "r!(Weakref())"),
// CPLXSXP => false,
STRSXP => {
write!(f, "r!([")?;
let mut sep = "";
for s in self.as_str_iter().unwrap() {
// if s.is_na() {
// write!(f, "{}na_str()", sep)?;
// } else {
write!(f, "{}{:?}", sep, s)?;
// }
sep = ", ";
}
write!(f, "])")
}
DOTSXP => write!(f, "r!(Dot())"),
ANYSXP => write!(f, "r!(Any())"),
BCODESXP => write!(f, "r!(Bcode())"),
EXTPTRSXP => {
write!(f, "r!(ExternalPtr())")
}
RAWSXP => {
write!(
f,
"r!(Raw::from_bytes({:?}))",
self.as_raw().unwrap().as_slice()
)
}
S4SXP => write!(f, "r!(S4())"),
NEWSXP => write!(f, "r!(New())"),
FREESXP => write!(f, "r!(Free())"),
_ => write!(f, "??"),
}?;
*/
if let Some(c) = self.class() {
write!(f, ".set_class({:?}", c)?;
}
Ok(())
}
}