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Make Call::get_flag_expr return Expression by ref (#11388)

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# Description
A small refactor that eliminates some `Expression` cloning.

# User-Facing Changes
Breaking change for `nu_protocol`.
This commit is contained in:
Ian Manske 2023-12-21 15:42:07 +00:00 committed by GitHub
parent f8e63328d8
commit 6f384da57e
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 14 additions and 14 deletions
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4
crates/nu-engine/src/call_ext.rs
View File

@ -70,7 +70,7 @@ impl CallExt for Call {
name: &str,
) -> Result<Option<T>, ShellError> {
if let Some(expr) = self.get_flag_expr(name) {
let result = eval_expression(engine_state, stack, &expr)?;
let result = eval_expression(engine_state, stack, expr)?;
FromValue::from_value(result).map(Some)
} else {
Ok(None)
@ -83,7 +83,7 @@ impl CallExt for Call {
name: &str,
) -> Result<Option<T>, ShellError> {
if let Some(expr) = self.get_flag_expr(name) {
let result = eval_constant(working_set, &expr)?;
let result = eval_constant(working_set, expr)?;
FromValue::from_value(result).map(Some)
} else {
Ok(None)

4
crates/nu-protocol/src/ast/call.rs
View File

@ -164,10 +164,10 @@ impl Call {
false
}
pub fn get_flag_expr(&self, flag_name: &str) -> Option<Expression> {
pub fn get_flag_expr(&self, flag_name: &str) -> Option<&Expression> {
for name in self.named_iter() {
if flag_name == name.0.item {
return name.2.clone();
return name.2.as_ref();
}
}

20
src/command.rs
View File

@ -93,23 +93,23 @@ pub(crate) fn parse_commandline_args(
let redirect_stdin = call.get_named_arg("stdin");
let login_shell = call.get_named_arg("login");
let interactive_shell = call.get_named_arg("interactive");
let commands: Option<Expression> = call.get_flag_expr("commands");
let testbin: Option<Expression> = call.get_flag_expr("testbin");
let commands = call.get_flag_expr("commands");
let testbin = call.get_flag_expr("testbin");
#[cfg(feature = "plugin")]
let plugin_file: Option<Expression> = call.get_flag_expr("plugin-config");
let plugin_file = call.get_flag_expr("plugin-config");
let no_config_file = call.get_named_arg("no-config-file");
let no_std_lib = call.get_named_arg("no-std-lib");
let config_file: Option<Expression> = call.get_flag_expr("config");
let env_file: Option<Expression> = call.get_flag_expr("env-config");
let log_level: Option<Expression> = call.get_flag_expr("log-level");
let log_target: Option<Expression> = call.get_flag_expr("log-target");
let execute: Option<Expression> = call.get_flag_expr("execute");
let config_file = call.get_flag_expr("config");
let env_file = call.get_flag_expr("env-config");
let log_level = call.get_flag_expr("log-level");
let log_target = call.get_flag_expr("log-target");
let execute = call.get_flag_expr("execute");
let table_mode: Option<Value> =
call.get_flag(engine_state, &mut stack, "table-mode")?;
// ide flags
let lsp = call.has_flag("lsp");
let include_path: Option<Expression> = call.get_flag_expr("include-path");
let include_path = call.get_flag_expr("include-path");
let ide_goto_def: Option<Value> =
call.get_flag(engine_state, &mut stack, "ide-goto-def")?;
let ide_hover: Option<Value> = call.get_flag(engine_state, &mut stack, "ide-hover")?;
@ -119,7 +119,7 @@ pub(crate) fn parse_commandline_args(
let ide_ast: Option<Spanned<String>> = call.get_named_arg("ide-ast");
fn extract_contents(
expression: Option<Expression>,
expression: Option<&Expression>,
) -> Result<Option<Spanned<String>>, ShellError> {
if let Some(expr) = expression {
let str = expr.as_string();