kjuulh/rhai
1
0
Fork 0
Code Issues 1 Pull Requests 1 Packages Projects Releases Wiki Activity

Complete ImmutableString.

Browse Source
This commit is contained in:
Stephen Chung
2020-05-26 14:14:03 +08:00
parent 95e67c48bd
commit b34d5fe3a1
15 changed files with 379 additions and 274 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
src/packages/string_basic.rs
View File

@@ -1,6 +1,5 @@
use crate::def_package;
use crate::engine::{FUNC_TO_STRING, KEYWORD_DEBUG, KEYWORD_PRINT};
use crate::fn_native::shared_make_mut;
use crate::module::FuncReturn;
use crate::parser::{ImmutableString, INT};
@@ -13,7 +12,7 @@ use crate::engine::Map;
use crate::stdlib::{
fmt::{Debug, Display},
format,
string::{String, ToString},
string::ToString,
};
// Register print and debug
@@ -79,58 +78,9 @@ def_package!(crate:BasicStringPackage:"Basic string utilities, including printin
lib.set_fn_1_mut(KEYWORD_DEBUG, format_map);
}
lib.set_fn_2(
"+",
|s: ImmutableString, ch: char| {
if s.is_empty() {
return Ok(ch.to_string().into());
}
let mut s = (*s).clone();
s.push(ch);
Ok(s)
},
);
lib.set_fn_2(
"+",
|s:ImmutableString, s2:ImmutableString| {
if s.is_empty() {
return Ok(s2);
} else if s2.is_empty() {
return Ok(s);
}
let mut s = (*s).clone();
s.push_str(s2.as_str());
Ok(s.into())
},
);
lib.set_fn_2_mut("+=", |s: &mut ImmutableString, ch: char| {
shared_make_mut(s).push(ch);
Ok(())
});
lib.set_fn_2_mut("append", |s: &mut ImmutableString, ch: char| {
shared_make_mut(s).push(ch);
Ok(())
});
lib.set_fn_2_mut(
"+=",
|s: &mut ImmutableString, s2: ImmutableString| {
if !s2.is_empty() {
shared_make_mut(s).push_str(s2.as_str());
}
Ok(())
}
);
lib.set_fn_2_mut(
"append",
|s: &mut ImmutableString, s2: ImmutableString| {
if !s2.is_empty() {
shared_make_mut(s).push_str(s2.as_str());
}
Ok(())
}
);
lib.set_fn_2("+", |s: ImmutableString, ch: char| Ok(s + ch));
lib.set_fn_2_mut("+=", |s: &mut ImmutableString, ch: char| { *s += ch; Ok(()) });
lib.set_fn_2_mut("append", |s: &mut ImmutableString, ch: char| { *s += ch; Ok(()) });
lib.set_fn_2_mut("+=", |s: &mut ImmutableString, s2: ImmutableString| { *s += &s2; Ok(()) });
lib.set_fn_2_mut("append", |s: &mut ImmutableString, s2: ImmutableString| { *s += &s2; Ok(()) });
});