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better echo

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This commit is contained in:
Ava Apples Affine 2023-03-20 21:21:42 -07:00
parent 4f6622730a
commit da0709c4db
Signed by: affine
GPG key ID: 3A4645B8CF806069
1 changed files with 5 additions and 6 deletions
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11
src/stl/strings.rs
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@ -22,12 +22,11 @@ pub const ECHO_DOCSTRING: &str =
"traverses any number of arguments. Prints their evaluated values on a new line for each."; "traverses any number of arguments. Prints their evaluated values on a new line for each.";
pub fn echo_callback(ast: &Seg, _syms: &mut SymTable) -> Result<Ctr, String> { pub fn echo_callback(ast: &Seg, _syms: &mut SymTable) -> Result<Ctr, String> {
if ast.len() == 1 { ast.circuit(&mut |arg: &Ctr| match arg {
println!("{}", ast.car); Ctr::String(s) => print!("{}", s) == (),
} else { _ => print!("{}", arg) == (),
ast.circuit(&mut |arg: &Ctr| print!("{}", arg) == ()); });
} println!();
Ok(Ctr::None) Ok(Ctr::None)
} }