Struct ToolCallStreamingState 

pub struct ToolCallStreamingState {
    pub tool_call_id: String,
    pub tool_name: String,
    pub display_name: String,
    pub contributor: Option<ToolCallContributor>,
    pub meta: Option<JsonObject>,
    pub partial_input: Option<String>,
    pub invocation_message: Option<StringOrMarkdown>,
}

LM is streaming the tool call parameters.

Fields

tool_call_id: String

Unique tool call identifier

tool_name: String

Internal tool name (for debugging/logging)

display_name: String

Human-readable tool name

contributor: Option<ToolCallContributor>

Reference to the contributor of the tool being called.

meta: Option<JsonObject>

Additional provider-specific metadata for this tool call.

This MAY include a ui field corresponding to the MCP Apps (SEP-1865) McpUiToolMeta found in MCP tool calls, which may be used in combination with the {@link contributor} to serve MCP Apps.

partial_input: Option<String>

Partial parameters accumulated so far

invocation_message: Option<StringOrMarkdown>

Progress message shown while parameters are streaming

Trait Implementations

impl Clone for ToolCallStreamingState

fn clone(&self) -> ToolCallStreamingState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ToolCallStreamingState

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ToolCallStreamingState

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for ToolCallStreamingState

fn eq(&self, other: &ToolCallStreamingState) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for ToolCallStreamingState

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ToolCallStreamingState