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feat(codemode): support promise chaining with .then/.catch/.finally (#36304)

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Aiden Cline 2026-07-10 18:22:04 -05:00 • committed by GitHub
commit 8e76adb08f
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16 changed files with 486 additions and 214 deletions
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18
packages/codemode/src/tool-runtime.ts
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@ -326,15 +326,12 @@ export const copyOut = (value: unknown, undefinedAsNull = false): unknown => {
const definitions = <R>(
tools: HostTools<R>,
path: ReadonlyArray<string> = [],
): Array<{ path: string; definition: Definition<R> }> => {
const entries: Array<{ path: string; definition: Definition<R> }> = []
for (const [name, value] of Object.entries(tools)) {
): Array<{ path: string; definition: Definition<R> }> =>
Object.entries(tools).flatMap(([name, value]) => {
const next = [...path, name]
if (isDefinition(value)) entries.push({ path: next.join("."), definition: value })
else if (typeof value !== "function") entries.push(...definitions(value, next))
}
return entries
}
if (isDefinition(value)) return [{ path: next.join("."), definition: value }]
return typeof value === "function" ? [] : definitions(value, next)
})
const describeDefinition = <R>(path: string, definition: Definition<R>): ToolDescription => ({
path,
@ -349,9 +346,6 @@ const visibleDefinitions = <R>(tools: HostTools<R>) =>
description: describeDefinition(path, definition),
}))
export const catalog = <R>(tools: HostTools<R>): ReadonlyArray<ToolDescription> =>
visibleDefinitions(tools).map(({ description }) => description)
export type DiscoveryPlan = {
readonly catalog: ReadonlyArray<ToolDescription>
readonly instructions: string
@ -617,7 +611,7 @@ export const prepare = <R>(tools: HostTools<R>, catalogBudget = defaultCatalogBu
"## Language",
"",
"Use common JavaScript data operations, functions, control flow, selected standard-library methods, and awaited tool calls. Built-ins include Date, RegExp, Map, Set, URL, URLSearchParams, and URI encoding helpers.",
"Modules/imports, classes, generators, timers, fetch, eval, prototype access, unlisted methods, and promise chaining are unavailable. Use Code Mode tools for external operations. Use await with try/catch.",
"Modules/imports, classes, generators, timers, fetch, eval, prototype access, unlisted methods, and new Promise(...) are unavailable. Use Code Mode tools for external operations. Use await with try/catch.",
"Prefer explicit `return`; otherwise only the final top-level expression becomes the result.",
"Dates and URLs serialize to strings at data boundaries; Map/Set/RegExp/URLSearchParams serialize to `{}`.",
]