Merge remote-tracking branch 'origin/master' into codex/skill-system

This commit is contained in:
Yichen Jiang
2026-07-09 23:11:10 +08:00
438 changed files with 24091 additions and 1723 deletions

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@@ -35,7 +35,7 @@ describe('gen-tool-catalog collectToolCatalog', () => {
it('boots every shipped tool package and harvests its model-facing schemas', async () => {
const catalog = await collectToolCatalog()
const names = catalog.flatMap(entry => entry.schemas.map(s => s.name)).sort()
expect(names).toEqual(['bash', 'bash_kill', 'bash_output', 'edit', 'read', 'skill', 'subagent', 'todo_write', 'web_fetch', 'web_search', 'write'])
expect(names).toEqual(['ask_user_question', 'bash', 'bash_kill', 'bash_output', 'cordis_inspect', 'cordis_mount', 'cordis_unmount', 'edit', 'read', 'skill', 'subagent', 'todo_write', 'web_fetch', 'web_search', 'write'])
// Every tool carries a JSON-Schema `parameters` object (what the model sees).
for (const entry of catalog) {
for (const schema of entry.schemas) {

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@@ -0,0 +1,304 @@
import { describe, expect, it } from 'vitest'
import {
assertSupportedOutputSchema,
OutputSchemaError,
validateStructuredValue,
type StructuredOutputSchema,
} from '../src/json-schema.ts'
/** Assert-and-narrow helper: the asserted schema, typed. */
function asserted(schema: unknown): StructuredOutputSchema {
assertSupportedOutputSchema(schema)
return schema
}
/** The violations OutputSchemaError carries for a bad schema (throws if it passes). */
function violationsOf(schema: unknown): string[] {
try {
assertSupportedOutputSchema(schema)
} catch (error: unknown) {
if (error instanceof OutputSchemaError) return error.violations
throw error
}
throw new Error('expected the schema to be rejected')
}
describe('assertSupportedOutputSchema', () => {
it('accepts a representative subset schema (all supported keywords)', () => {
const schema = asserted({
type: 'object',
description: 'a finding',
title: 'Finding',
properties: {
file: { type: 'string', description: 'path' },
line: { type: 'integer' },
severity: { type: 'string', enum: ['low', 'high'] },
kind: { type: 'string', const: 'bug' },
score: { type: 'number' },
confirmed: { type: 'boolean' },
parent: { type: 'null' },
tags: { type: 'array', items: { type: 'string' } },
nested: {
type: 'object',
properties: { x: { type: 'number', default: 3, examples: [1, 2] } },
additionalProperties: false,
},
anything: { type: 'array' },
},
required: ['file', 'line'],
additionalProperties: true,
})
expect(schema.type).toBe('object')
})
it('rejects a non-object root (scalar/array-rooted schemas)', () => {
expect(violationsOf({ type: 'string' })).toEqual(['schema.type must be "object" (structured output is object-rooted)'])
expect(violationsOf({ type: 'array', items: { type: 'string' } }))
.toContain('schema.type must be "object" (structured output is object-rooted)')
})
it('rejects non-object schema nodes and missing/unknown type', () => {
expect(violationsOf('nope')).toEqual(['schema must be a schema object'])
expect(violationsOf(null)).toEqual(['schema must be a schema object'])
expect(violationsOf([])).toEqual(['schema must be a schema object'])
expect(violationsOf({})).toEqual(['schema.type must be one of object/array/string/number/integer/boolean/null'])
expect(violationsOf({ type: 'tuple' })[0]).toMatch(/type must be one of/)
expect(violationsOf({ type: 'object', properties: { a: 'str' } })).toEqual(['schema.properties.a must be a schema object'])
})
it('rejects type ARRAYS with a dedicated message', () => {
expect(violationsOf({ type: ['string', 'null'] }))
.toEqual(['schema.type must be a single type string (type arrays are not supported)'])
})
it('rejects unsupported constraint keywords loudly (never accepted-then-ignored)', () => {
for (const keyword of ['oneOf', 'anyOf', 'allOf', 'not', 'pattern', 'minimum', 'maxLength', '$ref']) {
const bad = violationsOf({ type: 'object', [keyword]: [] })
expect(bad.some(v => v.includes(`schema.${keyword} is not a supported keyword`))).toBe(true)
}
})
it('reports EVERY violation, not just the first', () => {
const bad = violationsOf({
type: 'object',
pattern: 'x',
properties: { a: { type: 'weird' }, b: { type: 'string', minimum: 1 } },
})
expect(bad.length).toBe(3)
})
it('rejects keywords on the wrong type (items on object, properties on string, enum on object)', () => {
expect(violationsOf({ type: 'object', items: { type: 'string' } }))
.toEqual(['schema.items is not supported on type "object"'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'string', properties: {} } } }))
.toEqual(['schema.properties.a.properties is not supported on type "string"'])
expect(violationsOf({ type: 'object', enum: [1] }))
.toEqual(['schema.enum is not supported on type "object"'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'array', const: 1 } } }))
.toEqual(['schema.properties.a.const is not supported on type "array"'])
})
it('validates required: must be string[] naming declared properties', () => {
expect(violationsOf({ type: 'object', required: 'file' }))
.toEqual(['schema.required must be an array of strings'])
expect(violationsOf({ type: 'object', required: [1] }))
.toEqual(['schema.required must be an array of strings'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'string' } }, required: ['b'] }))
.toEqual(['schema.required names "b" which is not in properties'])
expect(violationsOf({ type: 'object', required: ['a'] }))
.toEqual(['schema.required names "a" which is not in properties'])
})
it('validates additionalProperties must be boolean and enum/const must be scalars', () => {
expect(violationsOf({ type: 'object', additionalProperties: {} }))
.toEqual(['schema.additionalProperties must be a boolean'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'string', enum: [] } } }))
.toEqual(['schema.properties.a.enum must be a non-empty array of scalars'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'string', enum: [{}] } } }))
.toEqual(['schema.properties.a.enum must be a non-empty array of scalars'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'string', enum: 'x' } } }))
.toEqual(['schema.properties.a.enum must be a non-empty array of scalars'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'number', enum: [Number.NaN] } } }))
.toEqual(['schema.properties.a.enum must be a non-empty array of scalars'])
expect(violationsOf({ type: 'object', properties: { a: { type: 'string', const: {} } } }))
.toEqual(['schema.properties.a.const must be a scalar'])
})
it('rejects non-string description/title and non-JSON annotation payloads', () => {
expect(violationsOf({ type: 'object', description: 7 }))
.toEqual(['schema.description must be a string'])
expect(violationsOf({ type: 'object', title: 7 }))
.toEqual(['schema.title must be a string'])
expect(violationsOf({ type: 'object', default: () => 1 }))
.toEqual(['schema.default annotation must be JSON data'])
expect(violationsOf({ type: 'object', examples: [undefined] }))
.toEqual(['schema.examples annotation must be JSON data'])
expect(violationsOf({ type: 'object', examples: [Number.POSITIVE_INFINITY] }))
.toEqual(['schema.examples annotation must be JSON data'])
// A cyclic annotation payload is caught by the JSON-data walk.
const cyclicAnnotation: Record<string, unknown> = {}
cyclicAnnotation.self = cyclicAnnotation
expect(violationsOf({ type: 'object', default: cyclicAnnotation }))
.toEqual(['schema.default annotation must be JSON data'])
// Object/array annotations that ARE JSON data pass.
asserted({ type: 'object', default: { a: [1, 'x', null, true] } })
})
it('rejects a circular schema instead of recursing forever', () => {
const node: Record<string, unknown> = { type: 'object' }
node.properties = { self: node }
expect(violationsOf(node)).toEqual(['schema.properties.self is circular'])
})
it('accepts the same subschema object reused in two SIBLING positions (a DAG, not a cycle)', () => {
const leaf = { type: 'string' }
asserted({ type: 'object', properties: { a: leaf, b: leaf } })
})
it('required cannot be satisfied by INHERITED names — `toString` is not a declared property', () => {
// `'toString' in {}` is true via Object.prototype; the declared-property
// contract must be an own-property check.
expect(violationsOf({ type: 'object', properties: {}, required: ['toString'] }))
.toEqual(['schema.required names "toString" which is not in properties'])
})
it('rejects exotic host objects where the subset expects plain JSON structure', () => {
// A Map as `properties` has no own enumerable entries: structurally it
// would read as "no properties" and serialize to {} — lossy, not loud.
expect(violationsOf({ type: 'object', properties: new Map() }))
.toEqual(['schema.properties must be an object of schemas'])
// A Date node is not a schema object even though Object.values(date) is [].
expect(violationsOf({ type: 'object', properties: { at: new Date(0) } }))
.toEqual(['schema.properties.at must be a schema object'])
})
it('rejects exotic annotation payloads that would serialize lossily', () => {
expect(violationsOf({ type: 'object', default: new Date(0) }))
.toEqual(['schema.default annotation must be JSON data'])
expect(violationsOf({ type: 'object', examples: [new Map()] }))
.toEqual(['schema.examples annotation must be JSON data'])
})
})
describe('validateStructuredValue', () => {
const schema = asserted({
type: 'object',
properties: {
file: { type: 'string' },
line: { type: 'integer' },
score: { type: 'number' },
confirmed: { type: 'boolean' },
parent: { type: 'null' },
severity: { type: 'string', enum: ['low', 'high'] },
kind: { type: 'string', const: 'bug' },
tags: { type: 'array', items: { type: 'string' } },
free: { type: 'array' },
nested: { type: 'object', properties: { x: { type: 'number' } }, required: ['x'], additionalProperties: false },
},
required: ['file'],
})
it('accepts a fully valid value (empty violations)', () => {
expect(validateStructuredValue(schema, {
file: 'a.ts', line: 3, score: 0.5, confirmed: true, parent: null,
severity: 'high', kind: 'bug', tags: ['x'], free: [1, { any: true }], nested: { x: 1 },
})).toEqual([])
})
it('reports missing required and wrong root type', () => {
expect(validateStructuredValue(schema, {})).toEqual(['missing required property "value.file"'])
expect(validateStructuredValue(schema, 'nope')).toEqual(['"value" must be an object'])
expect(validateStructuredValue(schema, [])).toEqual(['"value" must be an object'])
})
it('type-checks every scalar branch with path-qualified messages', () => {
expect(validateStructuredValue(schema, { file: 1 })).toEqual(['"value.file" must be a string'])
expect(validateStructuredValue(schema, { file: 'a', line: 1.5 })).toEqual(['"value.line" must be an integer'])
expect(validateStructuredValue(schema, { file: 'a', line: 'x' })).toEqual(['"value.line" must be an integer'])
expect(validateStructuredValue(schema, { file: 'a', score: 'x' })).toEqual(['"value.score" must be a finite number'])
expect(validateStructuredValue(schema, { file: 'a', score: Number.NaN })).toEqual(['"value.score" must be a finite number'])
expect(validateStructuredValue(schema, { file: 'a', confirmed: 'yes' })).toEqual(['"value.confirmed" must be a boolean'])
expect(validateStructuredValue(schema, { file: 'a', parent: 0 })).toEqual(['"value.parent" must be null'])
})
it('enforces enum membership and const equality', () => {
expect(validateStructuredValue(schema, { file: 'a', severity: 'mid' }))
.toEqual(['"value.severity" must be one of ["low","high"]'])
expect(validateStructuredValue(schema, { file: 'a', kind: 'feature' }))
.toEqual(['"value.kind" must be "bug"'])
})
it('checks arrays per index; an items-less array accepts anything', () => {
expect(validateStructuredValue(schema, { file: 'a', tags: 'x' })).toEqual(['"value.tags" must be an array'])
expect(validateStructuredValue(schema, { file: 'a', tags: ['ok', 2] })).toEqual(['"value.tags[1]" must be a string'])
expect(validateStructuredValue(schema, { file: 'a', free: [{ deep: [1] }, null] })).toEqual([])
})
it('recurses into nested objects: required + additionalProperties: false', () => {
expect(validateStructuredValue(schema, { file: 'a', nested: {} }))
.toEqual(['missing required property "value.nested.x"'])
expect(validateStructuredValue(schema, { file: 'a', nested: { x: 1, y: 2 } }))
.toEqual(['"value.nested.y" is not a declared property (additionalProperties: false)'])
expect(validateStructuredValue(schema, { file: 'a', nested: 3 }))
.toEqual(['"value.nested" must be an object'])
})
it('a required key present-but-undefined counts as missing', () => {
expect(validateStructuredValue(schema, { file: undefined })).toEqual(['missing required property "value.file"'])
})
it('inherited properties satisfy nothing: required, additionalProperties, and recursion are own-property only', () => {
// required: ['toString'] must NOT be satisfied by Object.prototype.toString.
expect(validateStructuredValue(
asserted({ type: 'object', properties: { toString: { type: 'string' } }, required: ['toString'] }),
{},
)).toEqual(['missing required property "value.toString"'])
// additionalProperties: false must flag an OWN `toString` key even though
// `'toString' in properties` is true via the prototype.
expect(validateStructuredValue(
asserted({ type: 'object', additionalProperties: false }),
{ toString: 1 },
)).toEqual(['"value.toString" is not a declared property (additionalProperties: false)'])
// A declared property the value does NOT carry must not be validated
// against the value's INHERITED member (constructor is a function on
// every plain object's prototype, not a carried property).
expect(validateStructuredValue(
asserted({ type: 'object', properties: { constructor: { type: 'string' } } }),
{},
)).toEqual([])
})
it('a non-plain object value is not an object in the JSON sense', () => {
expect(validateStructuredValue(asserted({ type: 'object' }), new Date(0)))
.toEqual(['"value" must be an object'])
})
it('collects multiple violations across branches in one pass', () => {
expect(validateStructuredValue(schema, { line: 'x', severity: 'mid' })).toEqual([
'missing required property "value.file"',
'"value.line" must be an integer',
'"value.severity" must be one of ["low","high"]',
])
})
it('null-typed const/enum work through the scalar path', () => {
const nullish = asserted({ type: 'object', properties: { a: { type: 'null', const: null } } })
expect(validateStructuredValue(nullish, { a: null })).toEqual([])
})
it('rejects a non-object properties value in the schema walk', () => {
expect(violationsOf({ type: 'object', properties: [] }))
.toEqual(['schema.properties must be an object of schemas'])
})
it('an object schema without properties/required only type-checks its value', () => {
const bare = asserted({ type: 'object' })
expect(validateStructuredValue(bare, { any: ['thing'] })).toEqual([])
expect(validateStructuredValue(bare, 7)).toEqual(['"value" must be an object'])
})
it('validateStructuredValue throws on a type the assert would never let through (assertNever backstop)', () => {
const forged = { type: 'tuple' } as unknown as StructuredOutputSchema
expect(() => validateStructuredValue(forged, 1)).toThrow(/tuple/)
})
})

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@@ -5,6 +5,7 @@ import SystemPrompt from '@deepseek-ai/dsh-system-prompt'
import ToolRegistry, {
defineTool, schemaSpecToJsonSchema, validateArgs, ToolArgsError, ToolNotFoundError,
type InferArgs, type SchemaSpec, type PreToolDecision, type PostToolDecision,
type ToolExecution, type ToolExecutionResult,
} from '@deepseek-ai/dsh-tools'
async function setup() {
@@ -62,6 +63,17 @@ describe('ToolRegistry', () => {
expect(schema.execute).toBeUndefined()
})
it('schemas() excludes timeoutMs — the budget must never reach the model', async () => {
const ctx = await setup()
ctx.tools.register(defineTool({
name: 'budgeted', description: 'has a budget', parameters: {}, timeoutMs: 5_000,
async execute() { return [{ type: 'text' as const, text: 'ok' }] },
}))
const schema = ctx.tools.schemas().find(s => s.name === 'budgeted')
expect(schema).toBeDefined()
expect('timeoutMs' in (schema as object)).toBe(false)
})
it('executes a tool and returns its content', async () => {
const ctx = await setup()
ctx.tools.register(echoTool)
@@ -272,6 +284,151 @@ describe('ToolRegistry', () => {
expect(order).toEqual(['pre:before', 'pre:after', 'post:before', 'post:after'])
})
it('runs tools/execute after an allowed pre-execute, around dispatch, and before post-execute', async () => {
const ctx = await setup()
const order: string[] = []
ctx.tools.register(defineTool({
name: 'traced',
description: 'echo',
parameters: { text: { type: 'string' } },
async execute(args) {
order.push('dispatch')
return [{ type: 'text' as const, text: args.text ?? '' }]
},
}))
ctx.on('tools/pre-execute', async (_exec, next) => { order.push('pre'); return next() })
ctx.on('tools/execute', async (_exec: ToolExecution, next: () => Promise<ToolExecutionResult>): Promise<ToolExecutionResult> => {
order.push('execute:before')
const result = await next()
order.push('execute:after')
return result
})
ctx.on('tools/post-execute', async (_exec, _result, next) => { order.push('post'); return next() })
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'traced', arguments: { text: 'hi' } })
expect(result).toEqual({ callId: CallId('c1'), content: [{ type: 'text', text: 'hi' }], isError: false })
// The around seam wraps dispatch; pre gates before it, post runs over its result.
expect(order).toEqual(['pre', 'execute:before', 'dispatch', 'execute:after', 'post'])
})
it('a pre-execute deny short-circuits before tools/execute (the seam never runs)', async () => {
const ctx = await setup()
ctx.tools.register(echoTool)
let entered = false
ctx.on('tools/pre-execute', async (_exec, _next): Promise<PreToolDecision> => ({ kind: 'deny', reason: 'nope' }))
ctx.on('tools/execute', async (_exec: ToolExecution, next: () => Promise<ToolExecutionResult>): Promise<ToolExecutionResult> => {
entered = true
return next()
})
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'echo', arguments: { text: 'hi' } })
expect(result.isError).toBe(true)
expect(result.content[0]).toMatchObject({ text: 'Error: nope' })
expect(entered).toBe(false) // a denied call never enters the around-dispatch seam
})
it('a thrown tool is normalized to an isError result BEFORE a tools/execute listener sees next()', async () => {
const ctx = await setup()
ctx.tools.register({
...echoTool,
name: 'boom',
async execute() { throw new HarnessError('kaboom', 'BOOM') },
})
let seen: { isError: boolean; error?: unknown } | undefined
ctx.on('tools/execute', async (_exec: ToolExecution, next: () => Promise<ToolExecutionResult>): Promise<ToolExecutionResult> => {
const result = await next()
// The base next() IS dispatch-with-normalization: the wrapper sees the
// normalized isError result, never a raw throw from the tool body.
seen = { isError: result.isError, error: result.error }
return result
})
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'boom', arguments: {} })
expect(seen).toEqual({ isError: true, error: { name: 'HarnessError', code: 'BOOM' } })
expect(result.isError).toBe(true)
expect(result.content[0]).toMatchObject({ text: 'Error: kaboom' })
})
it('a thrown tool normalized inside tools/execute still reaches post-execute', async () => {
const ctx = await setup()
ctx.tools.register({
...echoTool,
name: 'boom',
async execute() { throw new Error('exploded') },
})
let postSaw: boolean | undefined
ctx.on('tools/execute', async (_exec: ToolExecution, next: () => Promise<ToolExecutionResult>): Promise<ToolExecutionResult> => next())
ctx.on('tools/post-execute', async (_exec, result, next) => {
postSaw = result.isError
return next()
})
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'boom', arguments: {} })
expect(postSaw).toBe(true) // the normalized isError still flows through post-execute
expect(result.isError).toBe(true)
expect(result.content[0]).toMatchObject({ text: 'Error: exploded' })
})
it('a tools/execute listener can replace exec.signal for the dispatched tool (deadline pattern)', async () => {
const ctx = await setup()
let seenSignal: AbortSignal | undefined
ctx.tools.register({
...echoTool,
name: 'signal-probe',
async execute(_args, exec) {
seenSignal = exec.signal
return [{ type: 'text' as const, text: 'ok' }]
},
})
const upstream = new AbortController().signal
const replacement = new AbortController().signal
ctx.on('tools/execute', async (exec: ToolExecution, next: () => Promise<ToolExecutionResult>): Promise<ToolExecutionResult> => {
expect(exec.signal).toBe(upstream)
// Cordis next() ignores passed arguments, so a wrapper mutates exec in
// place (the documented "mutate the shared object, then delegate" idiom).
exec.signal = replacement
return next()
})
await ctx.tools.execute({ callId: CallId('c1'), name: 'signal-probe', arguments: {}, signal: upstream })
expect(seenSignal).toBe(replacement) // dispatch saw the wrapper's replacement, not the upstream
})
it('a tools/execute listener can short-circuit dispatch by returning a result without next()', async () => {
const ctx = await setup()
let dispatched = false
ctx.tools.register({
...echoTool,
name: 'never-runs',
async execute() { dispatched = true; return [] },
})
ctx.on('tools/execute', async (exec: ToolExecution, _next: () => Promise<ToolExecutionResult>): Promise<ToolExecutionResult> =>
({ callId: exec.callId, content: [{ type: 'text', text: 'short-circuited' }], isError: false }))
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'never-runs', arguments: {} })
expect(dispatched).toBe(false) // returning without next() skips core dispatch
expect(result.content[0]).toMatchObject({ text: 'short-circuited' })
})
it('returns an isError result when a tools/execute listener throws', async () => {
const ctx = await setup()
ctx.tools.register(echoTool)
ctx.on('tools/execute', async () => { throw new Error('wrapper broke') })
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'echo', arguments: { text: 'hi' } })
expect(result).toEqual({
callId: CallId('c1'),
content: [{ type: 'text', text: 'Error: wrapper broke' }],
isError: true,
})
})
it('returns an isError result when a tools/pre-execute listener throws', async () => {
const ctx = await setup()
ctx.tools.register(echoTool)
@@ -989,6 +1146,38 @@ describe('defineTool validation (the runtime-validation RFC, part 1)', () => {
const result = await ctx.tools.execute({ callId: CallId('c1'), name: 'raw', arguments: {} })
expect(result.isError).toBe(false)
})
it('attaches a positive-finite timeoutMs to the definition', () => {
const tool = defineTool({
name: 'x', description: 'd', parameters: {}, timeoutMs: 30_000,
async execute() { return [{ type: 'text' as const, text: 'ok' }] },
})
expect(tool.timeoutMs).toBe(30_000)
})
it('omits timeoutMs when not declared', () => {
const tool = defineTool({
name: 'x', description: 'd', parameters: {},
async execute() { return [{ type: 'text' as const, text: 'ok' }] },
})
expect(tool.timeoutMs).toBeUndefined()
})
it('throws when timeoutMs is zero or negative', () => {
const make = (ms: number) => defineTool({
name: 'x', description: 'd', parameters: {}, timeoutMs: ms,
async execute() { return [{ type: 'text' as const, text: 'ok' }] },
})
expect(() => make(0)).toThrow('timeoutMs must be a positive finite number')
expect(() => make(-5)).toThrow('positive finite number')
})
it('throws when timeoutMs is non-finite', () => {
expect(() => defineTool({
name: 'x', description: 'd', parameters: {}, timeoutMs: Infinity,
async execute() { return [{ type: 'text' as const, text: 'ok' }] },
})).toThrow('positive finite number')
})
})
describe('defineTool presentation (presentCall / presentResult)', () => {