Struct FunctionSignature 

pub struct FunctionSignature {
    pub name: &'static str,
    pub display_name: &'static str,
    pub params: &'static [FunctionParam],
    pub return_type: Option<ReturnTypeRule>,
    pub category: FunctionCategory,
}

Function signature for smart completion.

Contains all metadata needed to display rich function completions with parameter hints and return type information.

Fields

name: &'static str

Function name in lowercase (for lookup)

display_name: &'static str

Display name in uppercase (for completion label)

params: &'static [FunctionParam]

Function parameters

return_type: Option<ReturnTypeRule>

Return type rule, if known

category: FunctionCategory

Function category

Implementations

impl FunctionSignature

pub fn format_signature(&self) -> String

Formats the function signature as “NAME(params) → TYPE”

Trait Implementations

impl Clone for FunctionSignature

fn clone(&self) -> FunctionSignature

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FunctionSignature

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.