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use std::sync::Arc;
use anyhow::anyhow;
use forge_domain::{CodebaseQueryResult, ToolCallContext, ToolCatalog, ToolOutput};
use crate::fmt::content::FormatContent;
use crate::operation::{TempContentFiles, ToolOperation};
use crate::services::{Services, ShellService};
use crate::{
AgentRegistry, ConversationService, EnvironmentInfra, FollowUpService, FsPatchService,
FsReadService, FsRemoveService, FsSearchService, FsUndoService, FsWriteService,
ImageReadService, NetFetchService, PlanCreateService, ProviderService, SkillFetchService,
WorkspaceService,
};
pub struct ToolExecutor<S> {
services: Arc<S>,
}
impl<
S: FsReadService
+ ImageReadService
+ FsWriteService
+ FsSearchService
+ WorkspaceService
+ NetFetchService
+ FsRemoveService
+ FsPatchService
+ FsUndoService
+ ShellService
+ FollowUpService
+ ConversationService
+ EnvironmentInfra<Config = forge_config::ForgeConfig>
+ PlanCreateService
+ SkillFetchService
+ AgentRegistry
+ ProviderService
+ Services,
> ToolExecutor<S>
{
pub fn new(services: Arc<S>) -> Self {
Self { services }
}
fn require_prior_read(
&self,
context: &ToolCallContext,
raw_path: &str,
action: &str,
) -> anyhow::Result<()> {
let target_path = self.normalize_path(raw_path.to_string());
let has_read = context.with_metrics(|metrics| {
metrics.files_accessed.contains(&target_path)
|| metrics.files_accessed.contains(raw_path)
})?;
if has_read {
Ok(())
} else {
Err(anyhow!(
"You must read the file with the read tool before attempting to {action}.",
action = action
))
}
}
async fn dump_operation(&self, operation: &ToolOperation) -> anyhow::Result<TempContentFiles> {
match operation {
ToolOperation::NetFetch { input: _, output } => {
let config = self.services.get_config()?;
let original_length = output.content.len();
let is_truncated = original_length > config.max_fetch_chars;
let mut files = TempContentFiles::default();
if is_truncated {
files = files.stdout(
self.create_temp_file("forge_fetch_", ".txt", &output.content)
.await?,
);
}
Ok(files)
}
ToolOperation::Shell { output } => {
let config = self.services.get_config()?;
let stdout_lines = output.output.stdout.lines().count();
let stderr_lines = output.output.stderr.lines().count();
let stdout_truncated =
stdout_lines > config.max_stdout_prefix_lines + config.max_stdout_suffix_lines;
let stderr_truncated =
stderr_lines > config.max_stdout_prefix_lines + config.max_stdout_suffix_lines;
let mut files = TempContentFiles::default();
if stdout_truncated {
files = files.stdout(
self.create_temp_file("forge_shell_stdout_", ".txt", &output.output.stdout)
.await?,
);
}
if stderr_truncated {
files = files.stderr(
self.create_temp_file("forge_shell_stderr_", ".txt", &output.output.stderr)
.await?,
);
}
Ok(files)
}
_ => Ok(TempContentFiles::default()),
}
}
/// Converts a path to absolute by joining it with the current working
/// directory if it's relative
fn normalize_path(&self, path: String) -> String {
let env = self.services.get_environment();
let path_buf = PathBuf::from(&path);
if path_buf.is_absolute() {
path
} else {
PathBuf::from(&env.cwd).join(path_buf).display().to_string()
}
}
async fn create_temp_file(
&self,
prefix: &str,
ext: &str,
content: &str,
) -> anyhow::Result<std::path::PathBuf> {
let path = tempfile::Builder::new()
.disable_cleanup(true)
.prefix(prefix)
.suffix(ext)
.tempfile()?
.into_temp_path()
.to_path_buf();
self.services
.write(
path.to_string_lossy().to_string(),
content.to_string(),
true,
)
.await?;
Ok(path)
}
async fn call_internal(
&self,
input: ToolCatalog,
context: &ToolCallContext,
) -> anyhow::Result<ToolOperation> {
Ok(match input {
ToolCatalog::Read(input) => {
let normalized_path = self.normalize_path(input.file_path.clone());
let output = self
.services
.read(
normalized_path,
input
.range
.as_ref()
.and_then(|r| r.start_line)
.map(|i| i as u64),
input
.range
.as_ref()
.and_then(|r| r.end_line)
.map(|i| i as u64),
)
.await?;
(input, output).into()
}
ToolCatalog::Write(input) => {
let normalized_path = self.normalize_path(input.file_path.clone());
let output = self
.services
.write(normalized_path, input.content.clone(), input.overwrite)
.await?;
(input, output).into()
}
ToolCatalog::FsSearch(input) => {
let mut params = input.clone();
// Normalize path if provided
if let Some(ref path) = params.path {
params.path = Some(self.normalize_path(path.clone()));
}
let output = self.services.search(params).await?;
(input, output).into()
}
ToolCatalog::SemSearch(input) => {
let config = self.services.get_config()?;
let env = self.services.get_environment();
let services = self.services.clone();
let cwd = env.cwd.clone();
let limit = config.max_sem_search_results;
let top_k = config.sem_search_top_k as u32;
let params: Vec<_> = input
.queries
.iter()
.map(|search_query| {
forge_domain::SearchParams::new(&search_query.query, &search_query.use_case)
.limit(limit)
.top_k(top_k)
})
.collect();
// Execute all queries in parallel
let futures: Vec<_> = params
.into_iter()
.map(|param| services.query_workspace(cwd.clone(), param))
.collect();
let mut results = futures::future::try_join_all(futures).await?;
// Deduplicate results across queries
crate::search_dedup::deduplicate_results(&mut results);
let output = input
.queries
.into_iter()
.zip(results)
.map(|(query, results)| CodebaseQueryResult {
query: query.query,
use_case: query.use_case,
results,
})
.collect::<Vec<_>>();
let output = forge_domain::CodebaseSearchResults { queries: output };
ToolOperation::CodebaseSearch { output }
}
ToolCatalog::Remove(input) => {
let normalized_path = self.normalize_path(input.path.clone());
let output = self.services.remove(normalized_path).await?;
(input, output).into()
}
ToolCatalog::Patch(input) => {
let normalized_path = self.normalize_path(input.file_path.clone());
let output = self
.services
.patch(
normalized_path,
input.old_string.clone(),
input.new_string.clone(),
input.replace_all,
)
.await?;
(input, output).into()
}
ToolCatalog::MultiPatch(input) => {
let normalized_path = self.normalize_path(input.file_path.clone());
let output = self
.services
.multi_patch(normalized_path, input.edits.clone())
.await?;
(input, output).into()
}
ToolCatalog::Undo(input) => {
let normalized_path = self.normalize_path(input.path.clone());
let output = self.services.undo(normalized_path).await?;
(input, output).into()
}
ToolCatalog::Shell(input) => {
let cwd = input
.cwd
.map(|p| p.display().to_string())
.unwrap_or_else(|| self.services.get_environment().cwd.display().to_string());
let normalized_cwd = self.normalize_path(cwd);
let output = self
.services
.execute(
input.command.clone(),
PathBuf::from(normalized_cwd),
input.keep_ansi,
false,
input.env.clone(),
input.description.clone(),
)
.await?;
output.into()
}
ToolCatalog::Fetch(input) => {
let output = self.services.fetch(input.url.clone(), input.raw).await?;
(input, output).into()
}
ToolCatalog::Followup(input) => {
let output = self
.services
.follow_up(
input.question.clone(),
input
.option1
.clone()
.into_iter()
.chain(input.option2.clone())
.chain(input.option3.clone())
.chain(input.option4.clone())
.chain(input.option5.clone())
.collect(),
input.multiple,
)
.await?;
output.into()
}
ToolCatalog::Plan(input) => {
let output = self
.services
.create_plan(
input.plan_name.clone(),
input.version.clone(),
input.content.clone(),
)
.await?;
(input, output).into()
}
ToolCatalog::Skill(input) => {
let skill = self.services.fetch_skill(input.name.clone()).await?;
ToolOperation::Skill { output: skill }
}
ToolCatalog::TodoWrite(input) => {
let before = context.get_todos()?;
context.update_todos(input.todos.clone())?;
let after = context.get_todos()?;
ToolOperation::TodoWrite { before, after }
}
ToolCatalog::TodoRead(_input) => {
let todos = context.get_todos()?;
ToolOperation::TodoRead { output: todos }
}
ToolCatalog::Task(_) => {
// Task tools are handled in ToolRegistry before reaching here
unreachable!("Task tool should be handled in ToolRegistry")
}
})
}
pub async fn execute(
&self,
tool_input: ToolCatalog,
context: &ToolCallContext,
) -> anyhow::Result<ToolOutput> {
let tool_kind = tool_input.kind();
let env = self.services.get_environment();
let config = self.services.get_config()?;
// Enforce read-before-edit for patch operations
let file_path = match &tool_input {
ToolCatalog::Patch(input) => Some(&input.file_path),
ToolCatalog::MultiPatch(input) => Some(&input.file_path),
_ => None,
};
if let Some(path) = file_path {
self.require_prior_read(context, path, "edit it")?;
}
// Enforce read-before-edit for overwrite writes
if let ToolCatalog::Write(input) = &tool_input
&& input.overwrite
{
self.require_prior_read(context, &input.file_path, "overwrite it")?;
}
let execution_result = self.call_internal(tool_input.clone(), context).await;
if let Err(ref error) = execution_result {
tracing::error!(error = ?error, "Tool execution failed");
}
let operation = execution_result?;
// Send formatted output message
if let Some(output) = operation.to_content(&env) {
context.send(output).await?;
}
let truncation_path = self.dump_operation(&operation).await?;
context.with_metrics(|metrics| {
operation.into_tool_output(tool_kind, truncation_path, &env, &config, metrics)
})
}
}
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