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Default values (#4770)

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This commit is contained in:
JT
2022-03-07 15:08:56 -05:00
committed by GitHub
parent a3df2e5631
commit 1837bf775c
17 changed files with 289 additions and 19 deletions
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11
crates/nu-engine/src/eval.rs
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@ -62,6 +62,9 @@ fn eval_call(
if let Some(arg) = call.positional.get(param_idx) {
let result = eval_expression(engine_state, caller_stack, arg)?;
callee_stack.add_var(var_id, result);
} else if let Some(arg) = &param.default_value {
let result = eval_expression(engine_state, caller_stack, arg)?;
callee_stack.add_var(var_id, result);
} else {
callee_stack.add_var(var_id, Value::nothing(call.head));
}
@ -103,6 +106,10 @@ fn eval_call(
if let Some(arg) = &call_named.1 {
let result = eval_expression(engine_state, caller_stack, arg)?;
callee_stack.add_var(var_id, result);
} else if let Some(arg) = &named.default_value {
let result = eval_expression(engine_state, caller_stack, arg)?;
callee_stack.add_var(var_id, result);
} else {
callee_stack.add_var(
@ -126,6 +133,10 @@ fn eval_call(
span: call.head,
},
)
} else if let Some(arg) = &named.default_value {
let result = eval_expression(engine_state, caller_stack, arg)?;
callee_stack.add_var(var_id, result);
} else {
callee_stack.add_var(var_id, Value::Nothing { span: call.head })
}