Interpreter - Printing using to_string
This commit is contained in:
parent
1377ba1a23
commit
8e938db4f9
1 changed files with 21 additions and 1 deletions
|
@ -6,6 +6,7 @@ use crate::{
|
||||||
VariableExpr,
|
VariableExpr,
|
||||||
},
|
},
|
||||||
errors::{ErrorKind, SloxError, SloxResult},
|
errors::{ErrorKind, SloxError, SloxResult},
|
||||||
|
interpreter::classes::PropertyCarrier,
|
||||||
resolver::ResolvedVariables,
|
resolver::ResolvedVariables,
|
||||||
tokens::{Token, TokenType},
|
tokens::{Token, TokenType},
|
||||||
};
|
};
|
||||||
|
@ -250,7 +251,26 @@ fn extract_members(
|
||||||
/// Handle the `print` statement.
|
/// Handle the `print` statement.
|
||||||
fn on_print(es: &mut InterpreterState, expr: &ExprNode) -> InterpreterResult {
|
fn on_print(es: &mut InterpreterState, expr: &ExprNode) -> InterpreterResult {
|
||||||
let value = expr.interpret(es)?.result();
|
let value = expr.interpret(es)?.result();
|
||||||
let output = value.to_string();
|
let output = value.with_instance(
|
||||||
|
|inst| {
|
||||||
|
let token = Token {
|
||||||
|
token_type: TokenType::Identifier("to_string".to_owned()),
|
||||||
|
lexeme: "to_string".to_owned(),
|
||||||
|
line: 0,
|
||||||
|
};
|
||||||
|
if let Ok(result) = inst.get(es, &token) {
|
||||||
|
result
|
||||||
|
.with_callable(
|
||||||
|
|callable| callable.call(es, vec![]),
|
||||||
|
|| error(&token, "to_string() isn't callable"),
|
||||||
|
)
|
||||||
|
.map(|r| r.to_string())
|
||||||
|
} else {
|
||||||
|
Ok(inst.borrow().to_string())
|
||||||
|
}
|
||||||
|
},
|
||||||
|
|| Ok(value.to_string()),
|
||||||
|
)?;
|
||||||
println!("{}", output);
|
println!("{}", output);
|
||||||
Ok(InterpreterFlowControl::default())
|
Ok(InterpreterFlowControl::default())
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in a new issue