Refine namespace display.

This commit is contained in:
Stephen Chung 2021-10-27 23:30:25 +08:00
parent 00659d65d9
commit a5ae002cb7
6 changed files with 62 additions and 33 deletions

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@ -2003,7 +2003,7 @@ impl fmt::Debug for Expr {
Self::Variable(i, _, x) => {
f.write_str("Variable(")?;
if let Some((_, ref namespace)) = x.1 {
write!(f, "{}", namespace)?
write!(f, "{}{}", namespace, Token::DoubleColon.literal_syntax())?
}
f.write_str(&x.2)?;
if let Some(n) = i.map_or_else(|| x.0, |n| NonZeroUsize::new(n.get() as usize)) {

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@ -1181,38 +1181,54 @@ impl Engine {
Expr::Variable(None, var_pos, v) => match v.as_ref() {
// Normal variable access
(_, None, _) => self.search_scope_only(scope, mods, state, lib, this_ptr, expr),
// Qualified variable
// Qualified variable access
(_, Some((namespace, hash_var)), var_name) => {
if let Some(module) = self.search_imports(mods, state, namespace) {
let target = module.get_qualified_var(*hash_var).map_err(|mut err| {
// foo:bar::baz::VARIABLE
match module.get_qualified_var(*hash_var) {
Ok(target) => {
let mut target = target.clone();
// Module variables are constant
target.set_access_mode(AccessMode::ReadOnly);
Ok((target.into(), *var_pos))
}
Err(mut err) => {
match *err {
EvalAltResult::ErrorVariableNotFound(ref mut err_name, _) => {
*err_name = format!("{}{}", namespace, var_name);
*err_name = format!(
"{}{}{}",
namespace,
Token::DoubleColon.literal_syntax(),
var_name
);
}
_ => (),
}
err.fill_position(*var_pos)
})?;
// Module variables are constant
let mut target = target.clone();
target.set_access_mode(AccessMode::ReadOnly);
Ok((target.into(), *var_pos))
Err(err.fill_position(*var_pos))
}
}
} else if namespace.len() == 1 && namespace[0].name == KEYWORD_GLOBAL {
// global::VARIABLE
if let Some(value) = state.global_constants.get_mut(var_name) {
let mut target: Target = value.clone().into();
// Module variables are constant
target.set_access_mode(AccessMode::ReadOnly);
Ok((target.into(), *var_pos))
} else {
Err(EvalAltResult::ErrorVariableNotFound(
format!("{}{}", namespace, var_name),
format!(
"{}{}{}",
namespace,
Token::DoubleColon.literal_syntax(),
var_name
),
namespace[0].pos,
)
.into())
}
} else {
Err(EvalAltResult::ErrorModuleNotFound(
namespace[0].name.to_string(),
namespace.to_string(),
namespace[0].pos,
)
.into())

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@ -122,11 +122,11 @@ impl fmt::Display for EvalAltResult {
Self::ErrorInModule(s, err, _) if s.is_empty() => {
write!(f, "Error in module: {}", err)?
}
Self::ErrorInModule(s, err, _) => write!(f, "Error in module '{}': {}", s, err)?,
Self::ErrorInModule(s, err, _) => write!(f, "Error in module {}: {}", s, err)?,
Self::ErrorFunctionNotFound(s, _) => write!(f, "Function not found: {}", s)?,
Self::ErrorVariableNotFound(s, _) => write!(f, "Variable not found: {}", s)?,
Self::ErrorModuleNotFound(s, _) => write!(f, "Module not found: '{}'", s)?,
Self::ErrorModuleNotFound(s, _) => write!(f, "Module not found: {}", s)?,
Self::ErrorDataRace(s, _) => {
write!(f, "Data race detected when accessing variable: {}", s)?
}
@ -134,7 +134,7 @@ impl fmt::Display for EvalAltResult {
"" => f.write_str("Malformed dot expression"),
s => f.write_str(s),
}?,
Self::ErrorIndexingType(s, _) => write!(f, "Indexer not registered for '{}'", s)?,
Self::ErrorIndexingType(s, _) => write!(f, "Indexer not registered for {}", s)?,
Self::ErrorUnboundThis(_) => f.write_str("'this' is not bound")?,
Self::ErrorFor(_) => f.write_str("For loop expects a type with an iterator defined")?,
Self::ErrorTooManyOperations(_) => f.write_str("Too many operations")?,

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@ -9,14 +9,13 @@ use crate::engine::{
use crate::fn_builtin::{get_builtin_binary_op_fn, get_builtin_op_assignment_fn};
use crate::fn_native::FnAny;
use crate::module::NamespaceRef;
use crate::token::Token;
use crate::{
ast::{Expr, Stmt},
calc_fn_hash, calc_fn_params_hash, combine_hashes,
fn_native::CallableFunction,
RhaiResult,
};
use crate::{
calc_fn_hash, calc_fn_params_hash, combine_hashes, Dynamic, Engine, EvalAltResult, FnPtr,
Identifier, ImmutableString, Module, ParseErrorType, Position, Scope, StaticVec,
Dynamic, Engine, EvalAltResult, FnPtr, Identifier, ImmutableString, Module, ParseErrorType,
Position, RhaiResult, Scope, StaticVec,
};
#[cfg(feature = "no_std")]
use std::prelude::v1::*;
@ -135,8 +134,13 @@ impl Engine {
args: &[&mut Dynamic],
) -> String {
format!(
"{}{} ({})",
"{}{}{} ({})",
namespace.map_or(String::new(), |ns| ns.to_string()),
if namespace.is_some() {
Token::DoubleColon.literal_syntax()
} else {
""
},
fn_name,
args.iter()
.map(|a| if a.is::<ImmutableString>() {
@ -1393,7 +1397,7 @@ impl Engine {
}
let module = self.search_imports(mods, state, namespace).ok_or_else(|| {
EvalAltResult::ErrorModuleNotFound(namespace[0].name.to_string(), namespace[0].pos)
EvalAltResult::ErrorModuleNotFound(namespace.to_string(), namespace[0].pos)
})?;
// First search in script-defined functions (can override built-in)

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@ -1677,17 +1677,21 @@ impl fmt::Debug for NamespaceRef {
.iter()
.map(|Ident { name, .. }| name.as_str())
.collect::<StaticVec<_>>()
.join("::"),
.join(Token::DoubleColon.literal_syntax()),
)
}
}
impl fmt::Display for NamespaceRef {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
for Ident { name, .. } in self.path.iter() {
write!(f, "{}{}", name, Token::DoubleColon.syntax())?;
}
Ok(())
f.write_str(
&self
.path
.iter()
.map(|Ident { name, .. }| name.as_str())
.collect::<StaticVec<_>>()
.join(Token::DoubleColon.literal_syntax()),
)
}
}

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@ -107,7 +107,12 @@ fn collect_fn_metadata(ctx: NativeCallContext) -> crate::Array {
list.push(make_metadata(dict, Some(namespace.clone()), f).into())
});
module.iter_sub_modules().for_each(|(ns, m)| {
let ns = format!("{}::{}", namespace, ns);
let ns = format!(
"{}{}{}",
namespace,
crate::token::Token::DoubleColon.literal_syntax(),
ns
);
scan_module(list, dict, ns.into(), m.as_ref())
});
}