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<h1><a href="index.html">All files</a> invoke.ts</h1>
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<span class="strong">49.05% </span>
<span class="quiet">Statements</span>
<span class='fraction'>26/53</span>
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<span class="strong">43.18% </span>
<span class="quiet">Branches</span>
<span class='fraction'>19/44</span>
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<span class="strong">80% </span>
<span class="quiet">Functions</span>
<span class='fraction'>8/10</span>
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<div class='fl pad1y space-right2'>
<span class="strong">56.81% </span>
<span class="quiet">Lines</span>
<span class='fraction'>25/44</span>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">import axios from 'axios';
import { ExecutionContext } from './types';
import { callToolHandler } from './handlers';
const OLLAMA_BASE_URL = process.env.OLLAMA_BASE_URL || 'http://localhost:11434';
const DEFAULT_TOOL_TIMEOUT_MS = Number(process.env.MCP_TOOL_TIMEOUT_MS || 10000);
export async function invokeOllama(model: string, prompt: string, system?: string): Promise<any> {
const resp = await axios.post(`${OLLAMA_BASE_URL}/api/generate`, {
model,
prompt,
system,
stream: false,
});
<span class="missing-if-branch" title="if path not taken" >I</span>if (!resp || !resp.data) <span class="cstat-no" title="statement not covered" >throw new Error('No response from Ollama');</span>
// Ollama shape: { response: "..." }
return resp.data.response;
}
const toolRegistry: Record<string, (args: any) => Promise<any>> = {};
export function registerTool(name: string, fn: (args: any) => Promise<any>) {
toolRegistry[name] = fn;
}
function withTimeout<T>(p: Promise<T>, ms: number, name?: string): Promise<T> {
<span class="missing-if-branch" title="if path not taken" >I</span>if (ms == null || ms === Infinity) <span class="cstat-no" title="statement not covered" >return p;</span>
let timer: NodeJS.Timeout | null = null;
const t = new Promise<never>((_, rej) => {
timer = setTimeout(
() => rej(new Error(`Tool invocation timed out after ${ms}ms${name ? `: ${name}` : <span class="branch-1 cbranch-no" title="branch not covered" >''}</span>`)),
ms
);
});
return Promise.race([
p.then((r) => {
<span class="missing-if-branch" title="else path not taken" >E</span>if (timer) clearTimeout(timer);
return r;
}),
t,
]) as Promise<T>;
}
export async function invokeTool(
name: string,
args: any,
options?: { timeoutMs?: number }
): Promise<any> {
const fn = toolRegistry[name];
const timeoutMs =
options && typeof options.timeoutMs === 'number' ? options.timeoutMs : DEFAULT_TOOL_TIMEOUT_MS;
if (fn) {
const p = Promise.resolve(fn(args));
return await withTimeout(p, timeoutMs, name);
}
// Fallback: try calling local MCP handlers if available
try {
const p = Promise.resolve(callToolHandler({ name, arguments: args }));
return await withTimeout(p, timeoutMs, name);
} catch (e) {
<span class="cstat-no" title="statement not covered" > throw new Error(`Unknown tool or handler failed: ${name} (${(e as Error).message})`);</span>
}
}
function <span class="fstat-no" title="function not covered" >resolvePath(o</span>bj: any, path: string): any {
<span class="cstat-no" title="statement not covered" > if (!obj) <span class="cstat-no" title="statement not covered" >return undefined;</span></span>
<span class="cstat-no" title="statement not covered" > if (!path) <span class="cstat-no" title="statement not covered" >return undefined;</span></span>
const parts = <span class="cstat-no" title="statement not covered" >path.split('.');</span>
let cur = <span class="cstat-no" title="statement not covered" >obj;</span>
<span class="cstat-no" title="statement not covered" > for (const p of parts) {</span>
<span class="cstat-no" title="statement not covered" > if (cur == null) <span class="cstat-no" title="statement not covered" >return undefined;</span></span>
<span class="cstat-no" title="statement not covered" > cur = cur[p];</span>
}
<span class="cstat-no" title="statement not covered" > return cur;</span>
}
export function renderTemplate(
template: string,
ctx: { memory: Record<string, any>; variables: Record<string, any> }
) {
<span class="missing-if-branch" title="if path not taken" >I</span>if (!template) <span class="cstat-no" title="statement not covered" >return '';</span>
return template.replace(/\${([^}]+)}/g, <span class="fstat-no" title="function not covered" >(_</span>, expr: string) => {
const parts = <span class="cstat-no" title="statement not covered" >expr.split('.');</span>
<span class="cstat-no" title="statement not covered" > if (parts[0] === 'memory') {</span>
<span class="cstat-no" title="statement not covered" > return String(resolvePath(ctx.memory, parts.slice(1).join('.')) ?? '');</span>
}
<span class="cstat-no" title="statement not covered" > if (parts[0] === 'variables' || parts[0] === '$') {</span>
<span class="cstat-no" title="statement not covered" > return String(resolvePath(ctx.variables, parts.slice(1).join('.')) ?? '');</span>
}
// fallback: try variables then memory
const v = <span class="cstat-no" title="statement not covered" >resolvePath(ctx.variables, expr);</span>
<span class="cstat-no" title="statement not covered" > if (v !== undefined) <span class="cstat-no" title="statement not covered" >return String(v);</span></span>
const m = <span class="cstat-no" title="statement not covered" >resolvePath(ctx.memory, expr);</span>
<span class="cstat-no" title="statement not covered" > if (m !== undefined) <span class="cstat-no" title="statement not covered" >return String(m);</span></span>
<span class="cstat-no" title="statement not covered" > return '';</span>
});
}
export default { invokeOllama, registerTool, invokeTool, renderTemplate };
</pre></td></tr></table></pre>
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