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Refine function call parameters size.

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This commit is contained in:
Stephen Chung
2020-10-12 17:00:58 +08:00
parent c4f00afbee
commit 21b989afd5
3 changed files with 69 additions and 75 deletions
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60
src/engine.rs
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@@ -37,6 +37,7 @@ use crate::stdlib::{
collections::{HashMap, HashSet},
fmt, format,
iter::{empty, once},
num::NonZeroUsize,
ops::DerefMut,
string::{String, ToString},
vec::Vec,
@@ -250,8 +251,8 @@ impl<'a> Target<'a> {
Self::LockGuard(_) => (),
#[cfg(not(feature = "no_index"))]
Self::StringChar(_, _, ch) => {
let new_val = ch.clone();
self.set_value((new_val, Position::none()), Position::none())
let char_value = ch.clone();
self.set_value((char_value, Position::none()), Position::none())
.unwrap();
}
}
@@ -284,10 +285,9 @@ impl<'a> Target<'a> {
})?;
let mut chars = s.chars().collect::<StaticVec<_>>();
let ch = chars[*index];
// See if changed - if so, update the String
if ch != new_ch {
if chars[*index] != new_ch {
chars[*index] = new_ch;
*s = chars.iter().collect::<String>().into();
}
@@ -520,13 +520,13 @@ pub fn search_imports<'s>(
// Qualified - check if the root module is directly indexed
let index = if state.always_search {
None
0
} else {
modules.index()
modules.index().map_or(0, NonZeroUsize::get)
};
Ok(if let Some(index) = index {
let offset = mods.len() - index.get();
Ok(if index > 0 {
let offset = mods.len() - index;
&mods.get(offset).unwrap().1
} else {
mods.iter()
@@ -548,13 +548,13 @@ pub fn search_imports_mut<'s>(
// Qualified - check if the root module is directly indexed
let index = if state.always_search {
None
0
} else {
modules.index()
modules.index().map_or(0, NonZeroUsize::get)
};
Ok(if let Some(index) = index {
let offset = mods.len() - index.get();
Ok(if index > 0 {
let offset = mods.len() - index;
&mut mods.get_mut(offset).unwrap().1
} else {
mods.iter_mut()
@@ -684,19 +684,15 @@ impl Engine {
// Qualified variable
((name, pos), Some(modules), hash_var, _) => {
let module = search_imports_mut(mods, state, modules)?;
let target =
module
.get_qualified_var_mut(*hash_var)
.map_err(|err| match *err {
EvalAltResult::ErrorVariableNotFound(_, _) => {
EvalAltResult::ErrorVariableNotFound(
format!("{}{}", modules, name),
*pos,
)
.into()
}
_ => err.fill_position(*pos),
})?;
let target = module.get_qualified_var_mut(*hash_var).map_err(|mut err| {
match *err {
EvalAltResult::ErrorVariableNotFound(ref mut err_name, _) => {
*err_name = format!("{}{}", modules, name);
}
_ => (),
}
err.fill_position(*pos)
})?;
// Module variables are constant
Ok((target.into(), name, ScopeEntryType::Constant, *pos))
@@ -733,7 +729,11 @@ impl Engine {
}
// Check if it is directly indexed
let index = if state.always_search { None } else { *index };
let index = if state.always_search {
0
} else {
index.map_or(0, NonZeroUsize::get)
};
// Check the variable resolver, if any
if let Some(ref resolve_var) = self.resolve_var {
@@ -745,15 +745,15 @@ impl Engine {
this_ptr,
level: 0,
};
if let Some(result) = resolve_var(name, index.map_or(0, |v| v.get()), scope, &context)
.map_err(|err| err.fill_position(*pos))?
if let Some(result) =
resolve_var(name, index, scope, &context).map_err(|err| err.fill_position(*pos))?
{
return Ok((result.into(), name, ScopeEntryType::Constant, *pos));
}
}
let index = if let Some(index) = index {
scope.len() - index.get()
let index = if index > 0 {
scope.len() - index
} else {
// Find the variable in the scope
scope