fix(codex): re-land TUI settings promotion with anchored baseline (#10213)

* Reapply "Preserve Codex [tui] settings across managed CODEX_HOME remirrors (#9475)" (#10085)

This reverts commit 09756dfaff.

* fix(codex): anchor settings baseline migration
This commit is contained in:
Brennan Benson 2026-07-23 16:08:46 -07:00 committed by GitHub
parent d4387b17d9
commit ef985ed800
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
12 changed files with 1518 additions and 156 deletions

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@ -27,6 +27,9 @@
"../src/main/codex/codex-app-server-session.ts",
"../src/main/codex/codex-config-mirror.ts",
"../src/main/codex/codex-config-path-reference-rewrite.ts",
"../src/main/codex/codex-config-settings-preservation.ts",
"../src/main/codex/codex-config-settings-removal.ts",
"../src/main/codex/codex-config-settings-upsert.ts",
"../src/main/codex/codex-home-paths.ts",
"../src/main/codex/codex-host-retry-deadlines.ts",
"../src/main/codex/codex-hook-identity.ts",
@ -41,7 +44,10 @@
"../src/main/codex/codex-user-hook-trust-rebase.ts",
"../src/main/codex/codex-wsl-hook-install-plan.ts",
"../src/main/codex/codex-wsl-reconciliation-generations.ts",
"../src/main/codex/config-settings-baseline.ts",
"../src/main/codex/config-settings-conflict-resolution.ts",
"../src/main/codex/config-settings-promotion.ts",
"../src/main/codex/config-toml-key-path.ts",
"../src/main/codex/config-toml-line-scan.ts",
"../src/main/codex/config-toml-trust.ts",
"../src/main/codex/hook-service.ts",

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@ -8,8 +8,10 @@ import { parseWslUncPath } from '../../shared/wsl-paths'
import {
promoteCodexRuntimeSettingsToSystem,
snapshotCodexRuntimeSettingsBaseline,
type CodexSettingsPromotionHomes
type CodexSettingsPromotionHomes,
type CodexSettingsPromotionPlan
} from './config-settings-promotion'
import { preserveRuntimeConflictValues } from './codex-config-settings-preservation'
import {
createTomlLineScanState,
getTomlTableHeader,
@ -31,32 +33,37 @@ export function syncSystemConfigIntoManagedCodexHome(
// Why: the mirror overwrites runtime settings from ~/.codex, so changes the
// user made inside Orca-launched Codex (/model, /approvals) must be written
// back to ~/.codex first or this very pass silently reverts them.
if (!promoteCodexRuntimeSettingsToSystem(homes)) {
const promotionPlan = promoteCodexRuntimeSettingsToSystem(homes)
if (!promotionPlan) {
// Why: mirroring after a failed write-back would erase the runtime change;
// leave both runtime and its old baseline intact so the next launch retries.
return
}
let preservedConflictKeys: ReadonlySet<string>
try {
syncSystemConfigIntoManagedCodexHomeUnsafe(homes)
preservedConflictKeys = syncSystemConfigIntoManagedCodexHomeUnsafe(homes, promotionPlan)
} catch (error) {
console.warn('[codex-config] Failed to mirror system Codex config:', error)
return
}
// Why: the baseline advances only after a successful mirror; recording an
// unpromoted runtime change as Orca-written would strand it forever.
snapshotCodexRuntimeSettingsBaseline(homes.runtimeHomePath)
snapshotCodexRuntimeSettingsBaseline(
homes.runtimeHomePath,
new Map([...promotionPlan.conflicts].filter(([key]) => preservedConflictKeys.has(key)))
)
}
function syncSystemConfigIntoManagedCodexHomeUnsafe({
runtimeHomePath,
systemHomePath
}: CodexSettingsPromotionHomes): void {
function syncSystemConfigIntoManagedCodexHomeUnsafe(
{ runtimeHomePath, systemHomePath }: CodexSettingsPromotionHomes,
promotionPlan: CodexSettingsPromotionPlan
): ReadonlySet<string> {
const systemConfigPath = join(systemHomePath, 'config.toml')
const runtimeConfigPath = join(runtimeHomePath, 'config.toml')
const systemConfigExists = existsSync(systemConfigPath)
const runtimeConfigExists = existsSync(runtimeConfigPath)
if (!systemConfigExists && !runtimeConfigExists) {
return
return new Set()
}
const rawSystemConfig = systemConfigExists ? readAgentStateFileSync(systemConfigPath) : ''
@ -66,15 +73,19 @@ function syncSystemConfigIntoManagedCodexHomeUnsafe({
runtimeConfigPath,
prepareSystemConfigForFreshRuntimeMirror(rawSystemConfig, sourceConfigDir)
)
return
return new Set()
}
const systemConfig = prepareSystemConfigForRuntimeMirror(rawSystemConfig, sourceConfigDir)
const runtimeConfig = readAgentStateFileSync(runtimeConfigPath)
const mergedConfig = mergeSystemCodexConfigIntoRuntime(runtimeConfig, systemConfig)
if (mergedConfig !== runtimeConfig) {
writeFileAtomically(runtimeConfigPath, mergedConfig)
const preserved = preserveRuntimeConflictValues(
mergeSystemCodexConfigIntoRuntime(runtimeConfig, systemConfig),
promotionPlan.runtimeValuesToPreserve
)
if (preserved.content !== runtimeConfig) {
writeFileAtomically(runtimeConfigPath, preserved.content)
}
return preserved.keys
}
export function resolveCodexConfigMirrorSourceDirectory(systemHomePath: string): string {

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@ -0,0 +1,22 @@
import { removePromotedSettingsFromContent } from './codex-config-settings-removal'
import { upsertPromotedSettingsInContent } from './codex-config-settings-upsert'
export function preserveRuntimeConflictValues(
content: string,
values: ReadonlyMap<string, string | null>
): { content: string; keys: ReadonlySet<string> } {
let result = content
const keys = new Set<string>()
for (const [key, raw] of values) {
const previous = result
result =
raw === null
? removePromotedSettingsFromContent(result, new Set([key]))
: upsertPromotedSettingsInContent(result, new Map([[key, raw]]))
if (result !== previous) {
keys.add(key)
}
}
// Why: only schema-new ambiguous keys stay runtime-local; every unrelated setting still mirrors.
return { content: result, keys }
}

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@ -0,0 +1,41 @@
import { describe, expect, it } from 'vitest'
import { removePromotedSettingsFromContent } from './codex-config-settings-removal'
describe('removePromotedSettingsFromContent', () => {
it('removes a top-level preamble key without touching nested copies', () => {
expect(
removePromotedSettingsFromContent(
'model = "root"\n\n[profiles.dev]\nmodel = "nested"\n',
new Set(['model'])
)
).toBe('\n[profiles.dev]\nmodel = "nested"\n')
})
it('removes a bare key from the first tui table body', () => {
expect(
removePromotedSettingsFromContent(
'[tui]\ntheme = "dark"\nanimations = true\n\n[tui.notifications]\ntheme = "nested"\n',
new Set(['tui.theme'])
)
).toBe('[tui]\nanimations = true\n\n[tui.notifications]\ntheme = "nested"\n')
})
it('removes dotted and quoted dotted tui keys from the preamble', () => {
expect(
removePromotedSettingsFromContent(
'tui.theme = "dark"\n"tui" . "status_line" = ["model"]\n',
new Set(['tui.theme', 'tui.status_line'])
)
).toBe('')
})
it('does not remove a tui-shaped key inside another table', () => {
const content = '[[profiles]]\ntui.theme = "profile-theme"\n'
expect(removePromotedSettingsFromContent(content, new Set(['tui.theme']))).toBe(content)
})
it('does not remove a nested tui descendant with the same first segment', () => {
const content = '[tui]\ntheme.variant = "dark"\n'
expect(removePromotedSettingsFromContent(content, new Set(['tui.theme']))).toBe(content)
})
})

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@ -0,0 +1,73 @@
import {
createTomlLineScanState,
getTomlTableHeader,
isTomlStructuralLine,
updateTomlLineScanState
} from './config-toml-line-scan'
import { parseTomlKeyPath, parseTomlTableHeaderPath } from './config-toml-key-path'
import { tuiStructuredKey } from './codex-config-settings-upsert'
export function removePromotedSettingsFromContent(
content: string,
removals: ReadonlySet<string>
): string {
if (removals.size === 0) {
return content
}
const lines = content.split('\n')
const indexes: number[] = []
let state = createTomlLineScanState()
let inPreamble = true
let tuiTableSeen = false
let tuiBodyActive = false
for (let index = 0; index < lines.length; index += 1) {
const line = lines[index] ?? ''
if (isTomlStructuralLine(state)) {
const header = getTomlTableHeader(line)
if (header) {
const table = parseTomlTableHeaderPath(header)
tuiBodyActive =
table !== null &&
!table.isArray &&
table.segments.length === 1 &&
table.segments[0] === 'tui' &&
!tuiTableSeen
tuiTableSeen ||= tuiBodyActive
inPreamble = false
state = updateTomlLineScanState(state, line)
continue
}
const parsed = parseTomlKeyPath(line)
if (parsed && line[parsed.end] === '=') {
const structuredKey = getStructuredKey(parsed.segments, inPreamble, tuiBodyActive)
if (structuredKey && removals.has(structuredKey)) {
indexes.push(index)
}
}
}
state = updateTomlLineScanState(state, line)
}
for (const index of indexes.toReversed()) {
lines.splice(index, 1)
}
return lines.join('\n')
}
function getStructuredKey(
segments: string[],
inPreamble: boolean,
tuiBodyActive: boolean
): string | null {
if (inPreamble && segments.length === 1) {
return segments[0] ?? null
}
if (inPreamble && segments.length === 2 && segments[0] === 'tui') {
return segments[1] ? tuiStructuredKey(segments[1]) : null
}
if (tuiBodyActive && segments.length === 1) {
return segments[0] ? tuiStructuredKey(segments[0]) : null
}
return null
}

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@ -0,0 +1,322 @@
import {
createTomlLineScanState,
getTomlTableHeader,
isTomlStructuralLine,
updateTomlLineScanState
} from './config-toml-line-scan'
import { parseTomlKeyPath, parseTomlTableHeaderPath } from './config-toml-key-path'
const TUI_STRUCTURED_PREFIX = 'tui.'
// Why: promoted [tui] settings are keyed by structured path (tui.<key>) so their
// baseline/update entries can never collide with a top-level key of the same name.
export function tuiStructuredKey(key: string): string {
return `${TUI_STRUCTURED_PREFIX}${key}`
}
export function isTuiStructuredKey(structuredKey: string): boolean {
return structuredKey.startsWith(TUI_STRUCTURED_PREFIX)
}
export function tuiKeyFromStructuredKey(structuredKey: string): string {
return structuredKey.slice(TUI_STRUCTURED_PREFIX.length)
}
// Why: promoted updates arrive keyed by structured path; the preamble and [tui]
// regions are disjoint, so a mixed batch (e.g. /model + a status-line change)
// composes in one rewrite — top-level keys land in the preamble, tui.<key>
// entries wherever the [tui] placement rule puts them.
export function upsertPromotedSettingsInContent(
content: string,
updates: Map<string, string>
): string {
const topLevelUpdates = new Map<string, string>()
const tuiUpdates = new Map<string, string>()
for (const [key, raw] of updates) {
if (isTuiStructuredKey(key)) {
tuiUpdates.set(tuiKeyFromStructuredKey(key), raw)
} else {
topLevelUpdates.set(key, raw)
}
}
let result = content
if (topLevelUpdates.size > 0) {
result = upsertTopLevelSettingsInContent(result, topLevelUpdates)
}
if (tuiUpdates.size > 0) {
result = upsertTuiSettingsInContent(result, tuiUpdates)
}
return result
}
export function upsertTopLevelSettingsInContent(
content: string,
updates: Map<string, string>
): string {
const lines = content.split('\n')
let state = createTomlLineScanState()
let preambleEnd = lines.length
const keyLineIndexes = new Map<string, number>()
for (let index = 0; index < lines.length; index += 1) {
const line = lines[index] ?? ''
if (isTomlStructuralLine(state)) {
if (getTomlTableHeader(line)) {
preambleEnd = index
break
}
const parsed = parseTomlKeyPath(line)
const key = parsed?.segments.length === 1 ? parsed.segments[0] : null
if (parsed && line[parsed.end] === '=' && key && updates.has(key)) {
keyLineIndexes.set(key, index)
}
}
state = updateTomlLineScanState(state, line)
}
// Why: CRLF configs keep a trailing \r after the split; new lines must use
// the file's existing endings or a Windows-owned config becomes mixed-EOL.
const usesCrlf = content.includes('\r\n')
const insertions: string[] = []
for (const [key, raw] of updates) {
const existingIndex = keyLineIndexes.get(key)
const rendered = `${key} = ${raw}`
if (existingIndex !== undefined) {
lines[existingIndex] = lines[existingIndex]?.endsWith('\r') ? `${rendered}\r` : rendered
} else {
insertions.push(usesCrlf ? `${rendered}\r` : rendered)
}
}
if (insertions.length > 0) {
let insertAt = preambleEnd
while (insertAt > 0 && (lines[insertAt - 1] ?? '').trim() === '') {
insertAt -= 1
}
if (insertAt === preambleEnd && preambleEnd < lines.length) {
insertions.push(usesCrlf ? '\r' : '')
}
lines.splice(insertAt, 0, ...insertions)
}
return joinPreservingTrailingNewline(lines, usesCrlf)
}
type TuiPlacementScan = {
bareKeyIndexes: Map<string, number>
dottedKeyIndexes: Map<string, number>
hasBareTuiTable: boolean
hasDottedTuiKey: boolean
blocksNewTuiTable: boolean
blockedAbsentKeys: Set<string>
bareBodyInsertIndex: number
lastDottedTuiIndex: number
}
/**
* Upserts promoted `[tui]` keys (keyed by bare name) into the system config,
* placing each per the design's total placement rule: replace an existing key
* in place keeping its form; else insert bare into the first `[tui]` body; else
* dotted in the preamble beside existing dotted `tui.*` keys; else create one
* `[tui]` table at EOF for every key that reaches that branch. Rendering follows
* the destination bare inside a table, dotted in the preamble so no `tui`
* table is ever defined twice.
*/
export function upsertTuiSettingsInContent(content: string, updates: Map<string, string>): string {
const lines = content.split('\n')
const scan = scanTuiPlacement(lines, updates)
const usesCrlf = content.includes('\r\n')
const bareBodyInserts: string[] = []
const dottedPreambleInserts: string[] = []
const newTableKeys: string[] = []
for (const [key, raw] of updates) {
const dottedIndex = scan.dottedKeyIndexes.get(key)
if (dottedIndex !== undefined) {
lines[dottedIndex] = withTrailingCr(lines[dottedIndex]!, `${tuiStructuredKey(key)} = ${raw}`)
continue
}
const bareIndex = scan.bareKeyIndexes.get(key)
if (bareIndex !== undefined) {
lines[bareIndex] = withTrailingCr(lines[bareIndex]!, `${key} = ${raw}`)
continue
}
// Why: adding a scalar beside an existing tui.<key> descendant would turn valid TOML invalid.
if (scan.blockedAbsentKeys.has(key)) {
continue
}
if (scan.hasBareTuiTable) {
bareBodyInserts.push(`${key} = ${raw}`)
} else if (scan.hasDottedTuiKey) {
dottedPreambleInserts.push(`${tuiStructuredKey(key)} = ${raw}`)
} else if (!scan.blocksNewTuiTable) {
// Why: inline/array tui definitions block this branch because adding a
// plain [tui] beside either would make the config invalid.
newTableKeys.push(`${key} = ${raw}`)
}
}
// Why: the config shape routes every absent key to the same branch, so at most
// one insert group is non-empty; still apply EOF→body→preamble so a splice
// never shifts a lower index a later splice depends on.
if (newTableKeys.length > 0) {
appendNewTuiTable(lines, newTableKeys, usesCrlf)
}
if (bareBodyInserts.length > 0) {
lines.splice(
scan.bareBodyInsertIndex,
0,
...bareBodyInserts.map((line) => withCrLine(line, usesCrlf))
)
}
if (dottedPreambleInserts.length > 0) {
lines.splice(
scan.lastDottedTuiIndex + 1,
0,
...dottedPreambleInserts.map((line) => withCrLine(line, usesCrlf))
)
}
return joinPreservingTrailingNewline(lines, usesCrlf)
}
function scanTuiPlacement(lines: string[], updates: Map<string, string>): TuiPlacementScan {
let state = createTomlLineScanState()
let inPreamble = true
let tuiTableSeen = false
let tuiBodyActive = false
let tuiBodyHeaderIndex = -1
let tuiBodyEndIndex = -1
let hasDottedTuiKey = false
let blocksNewTuiTable = false
let lastDottedTuiIndex = -1
const bareKeyIndexes = new Map<string, number>()
const dottedKeyIndexes = new Map<string, number>()
const blockedAbsentKeys = new Set<string>()
for (let index = 0; index < lines.length; index += 1) {
const line = lines[index] ?? ''
if (isTomlStructuralLine(state)) {
const header = getTomlTableHeader(line)
if (header) {
if (tuiBodyActive) {
tuiBodyEndIndex = index
tuiBodyActive = false
}
const table = parseTomlTableHeaderPath(header)
if (
table &&
!table.isArray &&
table.segments.length === 1 &&
table.segments[0] === 'tui' &&
!tuiTableSeen
) {
tuiTableSeen = true
tuiBodyActive = true
tuiBodyHeaderIndex = index
}
// Why: a root [[tui]] is already an array, so appending [tui] would
// redefine it and make an otherwise valid config unparseable.
if (table?.isArray && table.segments.length === 1 && table.segments[0] === 'tui') {
blocksNewTuiTable = true
}
const descendantKey =
table?.segments[0] === 'tui' && table.segments.length > 1 ? table.segments[1] : null
if (descendantKey && updates.has(descendantKey)) {
blockedAbsentKeys.add(descendantKey)
}
inPreamble = false
state = updateTomlLineScanState(state, line)
continue
}
if (inPreamble) {
// Why: any dotted `tui.*` key (allowlisted or not) already defines the
// implicit tui table, so a new `[tui]` table at EOF would duplicate it.
const parsed = parseTomlKeyPath(line)
const isAssignment = parsed && line[parsed.end] === '='
if (isAssignment && parsed.segments[0] === 'tui' && parsed.segments.length > 1) {
hasDottedTuiKey = true
lastDottedTuiIndex = index
const promotedKey = parsed.segments.length === 2 ? parsed.segments[1] : null
if (promotedKey && updates.has(promotedKey)) {
dottedKeyIndexes.set(promotedKey, index)
}
const descendantKey = parsed.segments.length > 2 ? parsed.segments[1] : null
if (descendantKey && updates.has(descendantKey)) {
blockedAbsentKeys.add(descendantKey)
}
} else if (isAssignment && parsed.segments.length === 1 && parsed.segments[0] === 'tui') {
blocksNewTuiTable = true
}
} else if (tuiBodyActive) {
const parsed = parseTomlKeyPath(line)
const key = parsed?.segments.length === 1 ? parsed.segments[0] : null
if (parsed && line[parsed.end] === '=' && key && updates.has(key)) {
bareKeyIndexes.set(key, index)
}
const descendantKey = parsed && parsed.segments.length > 1 ? parsed.segments[0] : null
if (descendantKey && updates.has(descendantKey)) {
blockedAbsentKeys.add(descendantKey)
}
}
}
state = updateTomlLineScanState(state, line)
}
if (tuiBodyActive) {
tuiBodyEndIndex = lines.length
}
return {
bareKeyIndexes,
dottedKeyIndexes,
hasBareTuiTable: tuiTableSeen,
hasDottedTuiKey,
blocksNewTuiTable,
blockedAbsentKeys,
bareBodyInsertIndex: computeBareBodyInsertIndex(lines, tuiBodyHeaderIndex, tuiBodyEndIndex),
lastDottedTuiIndex
}
}
// Why: TOML forbids adding bare keys to `[tui]` after a `[tui.*]` subtable opens,
// so absent keys land at the body's end — before trailing blanks and before the
// next header — which is the only valid spot.
function computeBareBodyInsertIndex(
lines: string[],
headerIndex: number,
endIndex: number
): number {
if (headerIndex === -1) {
return -1
}
let insertAt = endIndex
while (insertAt > headerIndex + 1 && (lines[insertAt - 1] ?? '').trim() === '') {
insertAt -= 1
}
return insertAt
}
function appendNewTuiTable(lines: string[], keyRenders: string[], usesCrlf: boolean): void {
let appendAt = lines.length
while (appendAt > 0 && (lines[appendAt - 1] ?? '').trim() === '') {
appendAt -= 1
}
// Why: separate the new table from prior content with a blank line, unless the
// file was empty/blank, where a leading blank would be spurious.
const block = appendAt > 0 ? ['', '[tui]', ...keyRenders] : ['[tui]', ...keyRenders]
lines.splice(appendAt, 0, ...block.map((line) => withCrLine(line, usesCrlf)))
}
function withTrailingCr(originalLine: string, rendered: string): string {
return originalLine.endsWith('\r') ? `${rendered}\r` : rendered
}
function withCrLine(rendered: string, usesCrlf: boolean): string {
return usesCrlf ? `${rendered}\r` : rendered
}
// Why: a missing trailing newline is restored in the file's own EOL so a
// preamble-only or table-appended rewrite matches the source's newline behavior.
function joinPreservingTrailingNewline(lines: string[], usesCrlf: boolean): string {
const result = lines.join('\n')
if (result.endsWith('\n') || result.length === 0) {
return result
}
return result.endsWith('\r') ? `${result}\n` : `${result}${usesCrlf ? '\r\n' : '\n'}`
}

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@ -0,0 +1,263 @@
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import { existsSync, mkdirSync, mkdtempSync, readFileSync, rmSync, writeFileSync } from 'node:fs'
import { homedir, tmpdir } from 'node:os'
import type * as Os from 'node:os'
import { join } from 'node:path'
const { homedirMock } = vi.hoisted(() => ({
homedirMock: vi.fn<() => string>()
}))
vi.mock('node:os', async (importOriginal) => {
const actual = await importOriginal<typeof Os>()
return { ...actual, homedir: homedirMock }
})
import { syncSystemConfigIntoManagedCodexHome } from './codex-config-mirror'
let tmpHome: string
let userDataDir: string
let previousUserDataPath: string | undefined
beforeEach(() => {
tmpHome = mkdtempSync(join(tmpdir(), 'orca-codex-settings-upgrade-home-'))
userDataDir = mkdtempSync(join(tmpdir(), 'orca-codex-settings-upgrade-data-'))
previousUserDataPath = process.env.ORCA_USER_DATA_PATH
process.env.ORCA_USER_DATA_PATH = userDataDir
homedirMock.mockReturnValue(tmpHome)
if (homedir() !== tmpHome) {
throw new Error('node:os homedir mock is not active; refusing to touch the real ~/.codex')
}
})
afterEach(() => {
rmSync(tmpHome, { recursive: true, force: true })
rmSync(userDataDir, { recursive: true, force: true })
if (previousUserDataPath === undefined) {
delete process.env.ORCA_USER_DATA_PATH
} else {
process.env.ORCA_USER_DATA_PATH = previousUserDataPath
}
vi.clearAllMocks()
})
function systemConfigPath(): string {
return join(tmpHome, '.codex', 'config.toml')
}
function runtimeHomePath(): string {
return join(userDataDir, 'codex-runtime-home', 'home')
}
function runtimeConfigPath(): string {
return join(runtimeHomePath(), 'config.toml')
}
function baselinePath(): string {
return join(runtimeHomePath(), '.orca-config-settings-baseline.json')
}
function prepareLegacyState(systemConfig: string, runtimeConfig: string): void {
mkdirSync(join(tmpHome, '.codex'), { recursive: true })
mkdirSync(runtimeHomePath(), { recursive: true })
writeFileSync(systemConfigPath(), systemConfig, 'utf-8')
writeFileSync(runtimeConfigPath(), runtimeConfig, 'utf-8')
writeFileSync(
baselinePath(),
`${JSON.stringify({ version: 1, settings: { model: '"gpt-5"' } }, null, 2)}\n`,
'utf-8'
)
}
function readBaseline(): {
version: number
settings: Record<string, string | null>
conflicts?: Record<string, { runtime: string | null; system: string | null }>
} {
return JSON.parse(readFileSync(baselinePath(), 'utf-8'))
}
describe('Codex settings baseline schema upgrade', () => {
it('upgrades an aligned legacy baseline without creating a conflict', () => {
const config = 'model = "gpt-5"\n\n[tui]\ntheme = "dark"\n'
prepareLegacyState(config, config)
syncSystemConfigIntoManagedCodexHome()
expect(readBaseline()).toMatchObject({
version: 2,
settings: { model: '"gpt-5"', 'tui.theme': '"dark"' }
})
expect(readBaseline().conflicts).toBeUndefined()
})
it('anchors a schema-new conflict while promoting an unrelated known key', () => {
prepareLegacyState(
'model = "gpt-5"\n\n[tui]\ntheme = "system"\n',
'model = "o4"\n\n[tui]\ntheme = "runtime"\n'
)
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('model = "o4"')
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('theme = "system"')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('theme = "runtime"')
expect(readBaseline().conflicts).toEqual({
'tui.theme': { runtime: '"runtime"', system: '"system"' }
})
})
it('promotes the runtime side when its anchored value changes', () => {
prepareLegacyState(
'model = "gpt-5"\n\n[tui]\ntheme = "system"\n',
'model = "gpt-5"\n\n[tui]\ntheme = "runtime"\n'
)
syncSystemConfigIntoManagedCodexHome()
writeFileSync(
runtimeConfigPath(),
readFileSync(runtimeConfigPath(), 'utf-8').replace('theme = "runtime"', 'theme = "chosen"'),
'utf-8'
)
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('theme = "chosen"')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('theme = "chosen"')
expect(readBaseline().conflicts).toBeUndefined()
expect(readBaseline().settings['tui.theme']).toBe('"chosen"')
})
it('accepts the system side when its anchored value changes', () => {
prepareLegacyState(
'model = "gpt-5"\n\n[tui]\ntheme = "system"\n',
'model = "gpt-5"\n\n[tui]\ntheme = "runtime"\n'
)
syncSystemConfigIntoManagedCodexHome()
writeFileSync(
systemConfigPath(),
readFileSync(systemConfigPath(), 'utf-8').replace('theme = "system"', 'theme = "outside"'),
'utf-8'
)
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('theme = "outside"')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('theme = "outside"')
expect(readBaseline().conflicts).toBeUndefined()
})
it('ignores unrelated config writes while a value pair is anchored', () => {
prepareLegacyState(
'model = "gpt-5"\n\n[tui]\ntheme = "system"\n',
'model = "gpt-5"\n\n[tui]\ntheme = "runtime"\n'
)
syncSystemConfigIntoManagedCodexHome()
writeFileSync(
runtimeConfigPath(),
`${readFileSync(runtimeConfigPath(), 'utf-8')}\n[projects."/tmp/repo"]\ntrust_level = "trusted"\n`,
'utf-8'
)
writeFileSync(
systemConfigPath(),
`${readFileSync(systemConfigPath(), 'utf-8')}\n[features]\nhooks = true\n`,
'utf-8'
)
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('theme = "system"')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('theme = "runtime"')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('[projects."/tmp/repo"]')
expect(readBaseline().conflicts).toEqual({
'tui.theme': { runtime: '"runtime"', system: '"system"' }
})
})
it('re-anchors two new divergent values until one side changes again', () => {
prepareLegacyState(
'model = "gpt-5"\n\n[tui]\ntheme = "system"\n',
'model = "gpt-5"\n\n[tui]\ntheme = "runtime"\n'
)
syncSystemConfigIntoManagedCodexHome()
writeFileSync(
runtimeConfigPath(),
readFileSync(runtimeConfigPath(), 'utf-8').replace(
'theme = "runtime"',
'theme = "runtime-2"'
),
'utf-8'
)
writeFileSync(
systemConfigPath(),
readFileSync(systemConfigPath(), 'utf-8').replace('theme = "system"', 'theme = "system-2"'),
'utf-8'
)
syncSystemConfigIntoManagedCodexHome()
expect(readBaseline().conflicts).toEqual({
'tui.theme': { runtime: '"runtime-2"', system: '"system-2"' }
})
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('theme = "runtime-2"')
})
it('preserves an absent runtime value until the user chooses one', () => {
prepareLegacyState('model = "gpt-5"\n\n[tui]\ntheme = "system"\n', 'model = "gpt-5"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(runtimeConfigPath(), 'utf-8')).not.toContain('theme =')
expect(readBaseline().conflicts).toEqual({
'tui.theme': { runtime: null, system: '"system"' }
})
writeFileSync(runtimeConfigPath(), 'model = "gpt-5"\n\n[tui]\ntheme = "chosen"\n', 'utf-8')
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('theme = "chosen"')
expect(readBaseline().conflicts).toBeUndefined()
})
it('applies the migration rule to future top-level schema additions', () => {
prepareLegacyState(
'model = "gpt-5"\napproval_policy = "never"\n',
'model = "gpt-5"\napproval_policy = "on-request"\n'
)
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('approval_policy = "never"')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).toContain('approval_policy = "on-request"')
expect(readBaseline().conflicts).toEqual({
approval_policy: { runtime: '"on-request"', system: '"never"' }
})
})
it('lets an incompatible system TOML shape win instead of stranding a conflict', () => {
prepareLegacyState(
'model = "gpt-5"\ntui = { animations = false }\n',
'model = "gpt-5"\n\n[tui]\ntheme = "runtime"\n'
)
syncSystemConfigIntoManagedCodexHome()
expect(readFileSync(systemConfigPath(), 'utf-8')).toContain('tui = { animations = false }')
expect(readFileSync(runtimeConfigPath(), 'utf-8')).not.toContain('theme = "runtime"')
expect(readBaseline().conflicts).toBeUndefined()
expect(readBaseline().settings['tui.theme']).toBeNull()
})
it('does not require filesystem timestamp mutation during migration', () => {
prepareLegacyState(
'model = "gpt-5"\n\n[tui]\ntheme = "system"\n',
'model = "gpt-5"\n\n[tui]\ntheme = "runtime"\n'
)
const baselineBefore = readFileSync(baselinePath(), 'utf-8')
syncSystemConfigIntoManagedCodexHome()
expect(existsSync(baselinePath())).toBe(true)
expect(readFileSync(baselinePath(), 'utf-8')).not.toBe(baselineBefore)
expect(readBaseline().conflicts?.['tui.theme']).toBeDefined()
})
})

View File

@ -0,0 +1,89 @@
import { existsSync, writeFileSync } from 'node:fs'
import { join } from 'node:path'
import { readAgentStateFileSync, readAgentStateJsonFileSync } from '../agent-state-file-reader'
const SETTINGS_BASELINE_FILE = '.orca-config-settings-baseline.json'
export type CodexSettingsConflict = {
runtime: string | null
system: string | null
}
export type CodexSettingsBaseline = {
settings: ReadonlyMap<string, string | null>
conflicts: ReadonlyMap<string, CodexSettingsConflict>
}
type StoredSettingsBaseline = {
version: 1 | 2
settings: Record<string, string | null>
conflicts?: Record<string, CodexSettingsConflict>
}
export function readCodexSettingsBaseline(runtimeHomePath: string): CodexSettingsBaseline | null {
const baselinePath = getCodexSettingsBaselinePath(runtimeHomePath)
if (!existsSync(baselinePath)) {
return null
}
try {
const parsed: unknown = readAgentStateJsonFileSync(baselinePath)
if (!isStoredSettingsBaseline(parsed)) {
return null
}
const settings = new Map(
Object.entries(parsed.settings).filter((entry): entry is [string, string | null] => {
return typeof entry[1] === 'string' || entry[1] === null
})
)
const conflicts = new Map<string, CodexSettingsConflict>()
for (const [key, conflict] of Object.entries(parsed.conflicts ?? {})) {
if (
conflict &&
(typeof conflict.runtime === 'string' || conflict.runtime === null) &&
(typeof conflict.system === 'string' || conflict.system === null)
) {
conflicts.set(key, conflict)
}
}
return { settings, conflicts }
} catch {
return null
}
}
export function writeCodexSettingsBaseline(
runtimeHomePath: string,
baseline: CodexSettingsBaseline
): void {
const file: StoredSettingsBaseline = {
version: 2,
settings: Object.fromEntries(baseline.settings)
}
if (baseline.conflicts.size > 0) {
file.conflicts = Object.fromEntries(baseline.conflicts)
}
const baselinePath = getCodexSettingsBaselinePath(runtimeHomePath)
const serialized = `${JSON.stringify(file, null, 2)}\n`
// Why: launch prep runs repeatedly; byte-identical baselines should not churn disk metadata.
if (existsSync(baselinePath) && readAgentStateFileSync(baselinePath) === serialized) {
return
}
writeFileSync(baselinePath, serialized, { encoding: 'utf-8', mode: 0o600 })
}
function getCodexSettingsBaselinePath(runtimeHomePath: string): string {
return join(runtimeHomePath, SETTINGS_BASELINE_FILE)
}
function isStoredSettingsBaseline(value: unknown): value is StoredSettingsBaseline {
if (!value || typeof value !== 'object' || Array.isArray(value)) {
return false
}
const candidate = value as Partial<StoredSettingsBaseline>
return (
(candidate.version === 1 || candidate.version === 2) &&
!!candidate.settings &&
typeof candidate.settings === 'object' &&
!Array.isArray(candidate.settings)
)
}

View File

@ -0,0 +1,35 @@
import type { CodexSettingsConflict } from './config-settings-baseline'
export type CodexSettingsConflictResolution =
| { action: 'aligned' }
| { action: 'preserve'; conflict: CodexSettingsConflict }
| { action: 'promote-runtime'; raw: string }
| { action: 'use-system' }
export function resolveUntrackedCodexSetting(
runtime: string | null,
system: string | null,
existingConflict?: CodexSettingsConflict
): CodexSettingsConflictResolution {
if (runtime === system) {
return { action: 'aligned' }
}
if (!existingConflict) {
return { action: 'preserve', conflict: { runtime, system } }
}
const runtimeChanged = runtime !== existingConflict.runtime
const systemChanged = system !== existingConflict.system
if (runtimeChanged && !systemChanged) {
// Why: steady-state promotion intentionally does not propagate deletions.
return runtime === null ? { action: 'use-system' } : { action: 'promote-runtime', raw: runtime }
}
if (!runtimeChanged && systemChanged) {
return { action: 'use-system' }
}
if (runtimeChanged && systemChanged) {
// Why: two new divergent values remain ambiguous; re-anchor their content without blocking other keys.
return { action: 'preserve', conflict: { runtime, system } }
}
return { action: 'preserve', conflict: existingConflict }
}

View File

@ -19,7 +19,7 @@ import type * as CodexFsUtils from '../codex-accounts/fs-utils'
const { homedirMock, promotionTestState } = vi.hoisted(() => ({
homedirMock: vi.fn<() => string>(),
promotionTestState: { failAtomicWrite: false }
promotionTestState: { failAtomicWrite: false, atomicWritePaths: [] as string[] }
}))
vi.mock('node:os', async (importOriginal) => {
@ -35,6 +35,7 @@ vi.mock('../codex-accounts/fs-utils', async (importOriginal) => {
return {
...actual,
writeFileAtomically: (...args: Parameters<typeof actual.writeFileAtomically>) => {
promotionTestState.atomicWritePaths.push(args[0])
if (promotionTestState.failAtomicWrite) {
throw new Error('injected atomic write failure')
}
@ -44,7 +45,15 @@ vi.mock('../codex-accounts/fs-utils', async (importOriginal) => {
})
import { syncSystemConfigIntoManagedCodexHome } from './codex-config-mirror'
import { upsertTopLevelSettingsInContent } from './config-settings-promotion'
import {
upsertPromotedSettingsInContent,
upsertTopLevelSettingsInContent
} from './codex-config-settings-upsert'
// The exact [tui] block codex 0.144.6 writes via config/batchWrite (all four
// promoted keys single-line, theme a string).
const CODEX_TUI_BLOCK =
'[tui]\nstatus_line = ["model-with-reasoning", "task-progress"]\nstatus_line_use_colors = true\nterminal_title = ["model"]\ntheme = "dark-photon"\n'
let tmpHome: string
let userDataDir: string
@ -57,6 +66,7 @@ beforeEach(() => {
process.env.ORCA_USER_DATA_PATH = userDataDir
homedirMock.mockReturnValue(tmpHome)
promotionTestState.failAtomicWrite = false
promotionTestState.atomicWritePaths.length = 0
// Why: promotion writes into homedir()/.codex — if the mock ever fails to
// intercept, these tests would rewrite the developer's real Codex config.
if (homedir() !== tmpHome) {
@ -117,6 +127,13 @@ function simulateCodexSettingWrite(key: string, rawValue: string): void {
writeFileSync(runtimeConfigPath(), next, 'utf-8')
}
// Codex reads then rewrites the whole runtime config; simulate that by writing
// a known runtime config directly (its EOL is normalized by the mirror anyway).
function setRuntimeConfig(content: string): void {
mkdirSync(runtimeHomeDir(), { recursive: true })
writeFileSync(runtimeConfigPath(), content, 'utf-8')
}
function simulateCodexSettingRemoval(key: string): void {
const existing = readFileSync(runtimeConfigPath(), 'utf-8')
const linePattern = new RegExp(`^${key}[ \\t]*=.*\\n?`, 'm')
@ -184,7 +201,7 @@ describe('codex settings write-back promotion', () => {
simulateCodexSettingWrite('model', '"o4"')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe('model = "gpt-5"\n')
expect(JSON.parse(readFileSync(baselinePath(), 'utf-8'))).toMatchObject({ version: 1 })
expect(JSON.parse(readFileSync(baselinePath(), 'utf-8'))).toMatchObject({ version: 2 })
simulateCodexSettingWrite('model', '"o4"')
syncSystemConfigIntoManagedCodexHome()
@ -402,6 +419,363 @@ describe('codex settings write-back promotion', () => {
})
})
describe('codex [tui] settings write-back promotion', () => {
it('promotes a runtime [tui] block (codex 0.144.6 shape) into ~/.codex and survives the remirror', () => {
writeSystemConfig('model = "gpt-5"\n')
syncSystemConfigIntoManagedCodexHome()
// The user customizes the status line/theme inside Orca-launched Codex.
writeFileSync(runtimeConfigPath(), `${readRuntimeConfig()}\n${CODEX_TUI_BLOCK}`, 'utf-8')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(`model = "gpt-5"\n\n${CODEX_TUI_BLOCK}`)
const runtime = readRuntimeConfig()
expect(runtime).toContain('status_line = ["model-with-reasoning", "task-progress"]')
expect(runtime).toContain('status_line_use_colors = true')
expect(runtime).toContain('terminal_title = ["model"]')
expect(runtime).toContain('theme = "dark-photon"')
const settledSystem = readSystemConfig()
const settledRuntime = readRuntimeConfig()
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(settledSystem)
expect(readRuntimeConfig()).toBe(settledRuntime)
})
it('replaces a promoted key in an existing [tui] table, leaving non-promoted neighbors untouched', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui]\nanimations = true\ntheme = "dark"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n[tui]\nanimations = true\ntheme = "light"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(
'model = "gpt-5"\n\n[tui]\nanimations = true\ntheme = "light"\n'
)
})
it('promotes a changed status_line array value', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui]\nstatus_line = ["model"]\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig(
'model = "gpt-5"\n\n[tui]\nstatus_line = ["model-with-reasoning", "task-progress"]\n'
)
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(
'model = "gpt-5"\n\n[tui]\nstatus_line = ["model-with-reasoning", "task-progress"]\n'
)
})
it('promotes a model change and a status-line change in one pass into their regions', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui]\ntheme = "dark-photon"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "o4"\n\n[tui]\ntheme = "dark-photon"\nstatus_line = ["model"]\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(
'model = "o4"\n\n[tui]\ntheme = "dark-photon"\nstatus_line = ["model"]\n'
)
})
it('detects and replaces a dotted-form system tui key without creating a [tui] table', () => {
writeSystemConfig('model = "gpt-5"\ntui.theme = "dark"\n')
syncSystemConfigIntoManagedCodexHome()
// toml_edit preserves the dotted form when codex rewrites the value.
setRuntimeConfig('model = "gpt-5"\ntui.theme = "light"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe('model = "gpt-5"\ntui.theme = "light"\n')
expect(readSystemConfig()).not.toContain('[tui]')
})
it('promotes through a quoted tui table without creating a duplicate table', () => {
writeSystemConfig('model = "gpt-5"\n\n["tui"]\ntheme = "dark"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n["tui"]\ntheme = "light"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe('model = "gpt-5"\n\n["tui"]\ntheme = "light"\n')
expect(readSystemConfig()).not.toContain('\n[tui]\n')
})
it('inserts a second dotted tui key beside an existing dotted-only tui config', () => {
writeSystemConfig('model = "gpt-5"\ntui.theme = "dark"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\ntui.theme = "dark"\ntui.status_line = ["model"]\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(
'model = "gpt-5"\ntui.theme = "dark"\ntui.status_line = ["model"]\n'
)
expect(readSystemConfig()).not.toContain('[tui]')
})
it('inserts dotted beside a non-promoted dotted tui key instead of creating a [tui] table', () => {
// Why: any dotted tui.* key already defines the implicit tui table, so a
// fresh [tui] table at EOF would be a duplicate-definition parse error.
writeSystemConfig('model = "gpt-5"\ntui.pet = "cat"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\ntui.pet = "cat"\ntui.theme = "dark-photon"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe('model = "gpt-5"\ntui.pet = "cat"\ntui.theme = "dark-photon"\n')
expect(readSystemConfig()).not.toContain('[tui]')
})
it('creates a [tui] table at EOF when the only tui presence is a subtable', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui.notifications]\nenabled = true\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig(
'model = "gpt-5"\n\n[tui.notifications]\nenabled = true\n\n[tui]\nstatus_line = ["model"]\n'
)
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(
'model = "gpt-5"\n\n[tui.notifications]\nenabled = true\n\n[tui]\nstatus_line = ["model"]\n'
)
})
it('creates exactly one [tui] table for two keys promoted in one pass', () => {
writeSystemConfig('model = "gpt-5"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n[tui]\ntheme = "dark-photon"\nstatus_line = ["model"]\n')
syncSystemConfigIntoManagedCodexHome()
const system = readSystemConfig()
expect(system.match(/^\[tui\]$/gm)?.length).toBe(1)
expect(system).toBe(
'model = "gpt-5"\n\n[tui]\nstatus_line = ["model"]\ntheme = "dark-photon"\n'
)
})
it('lets an outside ~/.codex [tui] edit win over a conflicting in-Codex tui change', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui]\ntheme = "dark"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n[tui]\ntheme = "in-codex"\n')
writeSystemConfig('model = "gpt-5"\n\n[tui]\ntheme = "outside-edit"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe('model = "gpt-5"\n\n[tui]\ntheme = "outside-edit"\n')
expect(readRuntimeConfig()).toContain('theme = "outside-edit"')
})
it('does not promote a [tui] key deletion', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui]\ntheme = "dark"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n[tui]\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toContain('theme = "dark"')
})
it('inserts a promoted key into a CRLF system [tui] table preserving CRLF', () => {
writeSystemConfig('model = "gpt-5"\r\n\r\n[tui]\r\ntheme = "dark"\r\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n[tui]\ntheme = "dark"\nstatus_line = ["model"]\n')
syncSystemConfigIntoManagedCodexHome()
const system = readSystemConfig()
expect(system).toContain('status_line = ["model"]\r\n')
expect(system).toBe(
'model = "gpt-5"\r\n\r\n[tui]\r\ntheme = "dark"\r\nstatus_line = ["model"]\r\n'
)
})
it('never appends a [tui] table when the system config defines tui inline', () => {
writeSystemConfig('model = "gpt-5"\n')
syncSystemConfigIntoManagedCodexHome()
// In-Codex tui change racing an outside edit that adds an inline tui table:
// appending [tui] would make the system config unparseable, so the change
// is dropped instead.
setRuntimeConfig('model = "gpt-5"\n\n[tui]\ntheme = "dark-photon"\n')
writeSystemConfig('model = "gpt-5"\ntui = { animations = false }\n')
promotionTestState.atomicWritePaths.length = 0
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe('model = "gpt-5"\ntui = { animations = false }\n')
expect(promotionTestState.atomicWritePaths).not.toContain(systemConfigPath())
})
it('ignores an allowlisted key nested under a [tui.*] subtable', () => {
writeSystemConfig('model = "gpt-5"\n\n[tui.notifications]\ntheme = "should-not-promote"\n')
syncSystemConfigIntoManagedCodexHome()
setRuntimeConfig('model = "gpt-5"\n\n[tui.notifications]\ntheme = "changed-in-subtable"\n')
syncSystemConfigIntoManagedCodexHome()
expect(readSystemConfig()).toBe(
'model = "gpt-5"\n\n[tui.notifications]\ntheme = "should-not-promote"\n'
)
})
})
describe('upsertPromotedSettingsInContent', () => {
it('replaces a bare key in place inside the [tui] table', () => {
expect(
upsertPromotedSettingsInContent(
'[tui]\ntheme = "dark"\n',
new Map([['tui.theme', '"light"']])
)
).toBe('[tui]\ntheme = "light"\n')
})
it('inserts a bare key at the end of the [tui] body, before a subtable', () => {
expect(
upsertPromotedSettingsInContent(
'[tui]\ntheme = "dark"\n\n[tui.notifications]\nenabled = true\n',
new Map([['tui.status_line', '["model"]']])
)
).toBe(
'[tui]\ntheme = "dark"\nstatus_line = ["model"]\n\n[tui.notifications]\nenabled = true\n'
)
})
it('replaces a dotted preamble tui key in place, keeping the dotted form', () => {
expect(
upsertPromotedSettingsInContent('tui.theme = "dark"\n', new Map([['tui.theme', '"light"']]))
).toBe('tui.theme = "light"\n')
})
it('inserts a dotted tui key beside an existing dotted tui key', () => {
expect(
upsertPromotedSettingsInContent(
'tui.theme = "dark"\n\n[features]\nx = 1\n',
new Map([['tui.status_line', '["model"]']])
)
).toBe('tui.theme = "dark"\ntui.status_line = ["model"]\n\n[features]\nx = 1\n')
})
it('creates a [tui] table from empty content', () => {
expect(upsertPromotedSettingsInContent('', new Map([['tui.theme', '"dark"']]))).toBe(
'[tui]\ntheme = "dark"\n'
)
})
it('drops an absent key instead of appending [tui] beside an inline tui table', () => {
expect(
upsertPromotedSettingsInContent(
'tui = { animations = false }\n',
new Map([['tui.theme', '"dark"']])
)
).toBe('tui = { animations = false }\n')
})
it('drops an absent key beside a quoted inline tui table', () => {
expect(
upsertPromotedSettingsInContent(
'"tui" = { animations = false }\n',
new Map([['tui.theme', '"dark"']])
)
).toBe('"tui" = { animations = false }\n')
})
it('inserts beside a quoted dotted tui key instead of appending a table', () => {
expect(
upsertPromotedSettingsInContent('"tui" . "pet" = "cat"\n', new Map([['tui.theme', '"dark"']]))
).toBe('"tui" . "pet" = "cat"\ntui.theme = "dark"\n')
})
it('creates a [tui] super-table at EOF after a [tui.*] subtable', () => {
expect(
upsertPromotedSettingsInContent(
'[tui.notifications]\nenabled = true\n',
new Map([['tui.theme', '"dark"']])
)
).toBe('[tui.notifications]\nenabled = true\n\n[tui]\ntheme = "dark"\n')
})
it('drops an absent scalar that would redefine an existing tui key table', () => {
expect(
upsertPromotedSettingsInContent(
'[tui."theme"]\nvariant = "dark"\n',
new Map([['tui.theme', '"light"']])
)
).toBe('[tui."theme"]\nvariant = "dark"\n')
})
it('drops an absent scalar that would redefine a dotted tui key table', () => {
expect(
upsertPromotedSettingsInContent(
'tui.theme.variant = "dark"\n',
new Map([['tui.theme', '"light"']])
)
).toBe('tui.theme.variant = "dark"\n')
})
it('does not mistake a dotted tui key inside an array table for a root key', () => {
expect(
upsertPromotedSettingsInContent(
'[[profiles]]\ntui.theme = "profile-theme"\n',
new Map([['tui.theme', '"root-theme"']])
)
).toBe('[[profiles]]\ntui.theme = "profile-theme"\n\n[tui]\ntheme = "root-theme"\n')
})
it('does not append a table beside a root tui array-of-tables', () => {
expect(
upsertPromotedSettingsInContent(
'[[tui]]\ntheme = "array-theme"\n',
new Map([['tui.theme', '"root-theme"']])
)
).toBe('[[tui]]\ntheme = "array-theme"\n')
})
it('does not append a table beside a quoted root tui array-of-tables', () => {
expect(
upsertPromotedSettingsInContent(
'[["tui"]]\ntheme = "array-theme"\n',
new Map([['tui.theme', '"root-theme"']])
)
).toBe('[["tui"]]\ntheme = "array-theme"\n')
})
it('creates one [tui] table for multiple keys reaching the new-table branch', () => {
expect(
upsertPromotedSettingsInContent(
'',
new Map([
['tui.status_line', '["model"]'],
['tui.theme', '"dark"']
])
)
).toBe('[tui]\nstatus_line = ["model"]\ntheme = "dark"\n')
})
it('routes a mixed top-level + tui batch to its two regions in one rewrite', () => {
expect(
upsertPromotedSettingsInContent(
'model = "gpt-5"\n\n[tui]\ntheme = "dark"\n',
new Map([
['model', '"o4"'],
['tui.theme', '"light"']
])
)
).toBe('model = "o4"\n\n[tui]\ntheme = "light"\n')
})
it('inserts into a CRLF [tui] table with CRLF endings', () => {
expect(
upsertPromotedSettingsInContent(
'[tui]\r\ntheme = "dark"\r\n',
new Map([['tui.status_line', '["model"]']])
)
).toBe('[tui]\r\ntheme = "dark"\r\nstatus_line = ["model"]\r\n')
})
})
describe('upsertTopLevelSettingsInContent', () => {
it('writes into empty content', () => {
expect(upsertTopLevelSettingsInContent('', new Map([['model', '"x"']]))).toBe('model = "x"\n')
@ -428,6 +802,12 @@ describe('upsertTopLevelSettingsInContent', () => {
).toBe('# keep\nmodel = "new"\n\n[t]\nk = 1\n')
})
it('replaces a quoted top-level key instead of adding its bare equivalent', () => {
expect(
upsertTopLevelSettingsInContent('"model" = "old"\n', new Map([['model', '"new"']]))
).toBe('model = "new"\n')
})
it('inserts with CRLF endings into CRLF content', () => {
expect(
upsertTopLevelSettingsInContent('[features]\r\nhooks = true\r\n', new Map([['model', '"x"']]))

View File

@ -8,7 +8,7 @@ import {
writeFileSync
} from 'node:fs'
import { dirname, join, resolve } from 'node:path'
import { readAgentStateFileSync, readAgentStateJsonFileSync } from '../agent-state-file-reader'
import { readAgentStateFileSync } from '../agent-state-file-reader'
import { writeFileAtomically } from '../codex-accounts/fs-utils'
import { parseWslUncPath } from '../../shared/wsl-paths'
import { getOrcaManagedCodexHomePath, getSystemCodexHomePath } from './codex-home-paths'
@ -18,6 +18,15 @@ import {
isTomlStructuralLine,
updateTomlLineScanState
} from './config-toml-line-scan'
import { parseTomlKeyPath, parseTomlTableHeaderPath } from './config-toml-key-path'
import { tuiStructuredKey, upsertPromotedSettingsInContent } from './codex-config-settings-upsert'
import {
readCodexSettingsBaseline,
writeCodexSettingsBaseline,
type CodexSettingsBaseline,
type CodexSettingsConflict
} from './config-settings-baseline'
import { resolveUntrackedCodexSetting } from './config-settings-conflict-resolution'
// Why: the mirror reverts in-Codex config changes each launch; promotion salvages them by diffing the last baseline.
@ -29,65 +38,112 @@ export const PROMOTED_CODEX_SETTING_KEYS = [
'sandbox_mode'
] as const
// Why: the [tui] keys the Codex TUI's user-facing pickers persist (status line,
// terminal title, theme). Like the top-level list, every key here gets written
// into the user's real ~/.codex/config.toml on promotion — grow it deliberately.
export const PROMOTED_CODEX_TUI_SETTING_KEYS = [
'status_line',
'status_line_use_colors',
'terminal_title',
'theme'
] as const
// Why: promotion diffs and upserts operate on structured keys — top-level keys
// keep their bare name, [tui] keys are namespaced tui.<key> so their baseline
// entries cannot collide with a top-level key of the same name.
const PROMOTED_STRUCTURED_KEYS: readonly string[] = [
...PROMOTED_CODEX_SETTING_KEYS,
...PROMOTED_CODEX_TUI_SETTING_KEYS.map(tuiStructuredKey)
]
function isPromotedTuiKey(key: string): boolean {
return (PROMOTED_CODEX_TUI_SETTING_KEYS as readonly string[]).includes(key)
}
// Returns the structured tui key a scanned line's key represents, or null. In
// the preamble it recognizes the dotted `tui.<key>` form a user may hand-author;
// inside the first `[tui]` table body it recognizes the bare `<key>` form Codex
// writes. Both map to the same structured key so either config shape promotes.
function matchTuiStructuredKey(
keyPath: string[],
inPreamble: boolean,
tuiBodyActive: boolean
): string | null {
if (inPreamble) {
const tuiKey = keyPath.length === 2 && keyPath[0] === 'tui' ? keyPath[1] : null
return tuiKey && isPromotedTuiKey(tuiKey) ? tuiStructuredKey(tuiKey) : null
}
const tuiKey = keyPath.length === 1 ? keyPath[0] : null
return tuiBodyActive && tuiKey && isPromotedTuiKey(tuiKey) ? tuiStructuredKey(tuiKey) : null
}
type TopLevelSettingValue = {
raw: string
// Why: a multiline string/array value can't be replaced line-by-line, so it's excluded from promotion.
multiline: boolean
}
type SettingsBaselineFile = {
version: 1
settings: Record<string, string>
}
function getSettingsBaselinePath(runtimeHomePath: string): string {
return join(runtimeHomePath, '.orca-config-settings-baseline.json')
}
function readSettingsBaseline(runtimeHomePath: string): Map<string, string> | null {
const baselinePath = getSettingsBaselinePath(runtimeHomePath)
if (!existsSync(baselinePath)) {
function matchPromotedStructuredKey(
line: string,
inPreamble: boolean,
tuiBodyActive: boolean
): { structuredKey: string; raw: string } | null {
const parsed = parseTomlKeyPath(line)
if (!parsed || line[parsed.end] !== '=') {
return null
}
try {
const parsed = readAgentStateJsonFileSync(baselinePath)
if (!parsed || typeof parsed !== 'object' || Array.isArray(parsed)) {
return null
}
const settings = (parsed as SettingsBaselineFile).settings
if (!settings || typeof settings !== 'object' || Array.isArray(settings)) {
return null
}
const result = new Map<string, string>()
for (const [key, value] of Object.entries(settings)) {
if (typeof value === 'string') {
result.set(key, value)
}
}
return result
} catch {
return null
const raw = line.slice(parsed.end + 1).trim()
const topLevelKey = parsed.segments.length === 1 ? parsed.segments[0] : null
if (
inPreamble &&
topLevelKey &&
(PROMOTED_CODEX_SETTING_KEYS as readonly string[]).includes(topLevelKey)
) {
return { structuredKey: topLevelKey, raw }
}
const tuiKey = matchTuiStructuredKey(parsed.segments, inPreamble, tuiBodyActive)
return tuiKey ? { structuredKey: tuiKey, raw } : null
}
// Why: only top-level preamble keys are scanned; rewriting nested [profiles.*] tables isn't worth the risk here.
function readTopLevelSettingValues(configPath: string): Map<string, TopLevelSettingValue> {
// Why: top-level preamble scalars keep the historical behavior; [tui] keys are
// collected from the first bare [tui] table body or the dotted preamble form,
// keyed by structured path. Any table header (including [tui.*] subtables) ends
// the [tui] body, and [profiles.*]/other tables are still ignored.
function readPromotedSettingValues(configPath: string): Map<string, TopLevelSettingValue> {
const result = new Map<string, TopLevelSettingValue>()
if (!existsSync(configPath)) {
return result
}
const lines = readAgentStateFileSync(configPath).split('\n')
let state = createTomlLineScanState()
let inPreamble = true
let tuiTableSeen = false
let tuiBodyActive = false
for (const line of lines) {
if (isTomlStructuralLine(state)) {
if (getTomlTableHeader(line)) {
break
const header = getTomlTableHeader(line)
if (header) {
const table = parseTomlTableHeaderPath(header)
tuiBodyActive =
table !== null &&
!table.isArray &&
table.segments.length === 1 &&
table.segments[0] === 'tui' &&
!tuiTableSeen
if (tuiBodyActive) {
tuiTableSeen = true
}
inPreamble = false
state = updateTomlLineScanState(state, line)
continue
}
const match = /^[ \t]*([A-Za-z0-9_-]+)[ \t]*=[ \t]*(.*?)[ \t\r]*$/.exec(line)
const key = match?.[1]
if (key && (PROMOTED_CODEX_SETTING_KEYS as readonly string[]).includes(key)) {
const matched = matchPromotedStructuredKey(line, inPreamble, tuiBodyActive)
if (matched) {
const nextState = updateTomlLineScanState(state, line)
result.set(key, { raw: match?.[2] ?? '', multiline: !isTomlStructuralLine(nextState) })
result.set(matched.structuredKey, {
raw: matched.raw,
multiline: !isTomlStructuralLine(nextState)
})
state = nextState
continue
}
@ -103,28 +159,22 @@ function readTopLevelSettingValues(configPath: string): Map<string, TopLevelSett
* Call after a successful mirror only advancing past an unpromoted change strands it forever.
*/
export function snapshotCodexRuntimeSettingsBaseline(
runtimeHomePath = getOrcaManagedCodexHomePath()
runtimeHomePath = getOrcaManagedCodexHomePath(),
conflicts: ReadonlyMap<string, CodexSettingsConflict> = new Map()
): void {
try {
const runtimeTomlPath = join(runtimeHomePath, 'config.toml')
// Why: record an empty baseline even for a missing runtime config, so Codex's first write still diffs and promotes.
const settings: Record<string, string> = {}
for (const [key, value] of readTopLevelSettingValues(runtimeTomlPath)) {
if (!value.multiline) {
settings[key] = value.raw
const runtimeValues = readPromotedSettingValues(runtimeTomlPath)
const settings = new Map<string, string | null>()
for (const key of PROMOTED_STRUCTURED_KEYS) {
const value = runtimeValues.get(key)
if (!conflicts.has(key) && !value?.multiline) {
// Why: explicit nulls distinguish a schema-aware absence from a key added by a later schema.
settings.set(key, value?.raw ?? null)
}
}
const file: SettingsBaselineFile = { version: 1, settings }
const baselinePath = getSettingsBaselinePath(runtimeHomePath)
const serialized = `${JSON.stringify(file, null, 2)}\n`
// Why: launch prep runs repeatedly; skip byte-identical rewrites to avoid needless disk writes.
if (existsSync(baselinePath) && readAgentStateFileSync(baselinePath) === serialized) {
return
}
writeFileSync(baselinePath, serialized, {
encoding: 'utf-8',
mode: 0o600
})
writeCodexSettingsBaseline(runtimeHomePath, { settings, conflicts })
} catch (error) {
console.warn('[codex-settings-promotion] failed to snapshot settings baseline', error)
}
@ -135,6 +185,11 @@ export type CodexSettingsPromotionHomes = {
systemHomePath: string
}
export type CodexSettingsPromotionPlan = {
conflicts: ReadonlyMap<string, CodexSettingsConflict>
runtimeValuesToPreserve: ReadonlyMap<string, string | null>
}
function getHostPromotionHomes(): CodexSettingsPromotionHomes {
return {
runtimeHomePath: getOrcaManagedCodexHomePath(),
@ -147,56 +202,50 @@ function getHostPromotionHomes(): CodexSettingsPromotionHomes {
* Runs before the config mirror so promoted values survive it instead of reverting.
* WSL callers pass explicit per-distro homes; default is the host runtime home and ~/.codex.
*/
export function promoteCodexRuntimeSettingsToSystem(homes?: CodexSettingsPromotionHomes): boolean {
export function promoteCodexRuntimeSettingsToSystem(
homes?: CodexSettingsPromotionHomes
): CodexSettingsPromotionPlan | null {
try {
promoteCodexRuntimeSettingsToSystemUnsafe(homes ?? getHostPromotionHomes())
return true
return promoteCodexRuntimeSettingsToSystemUnsafe(homes ?? getHostPromotionHomes())
} catch (error) {
// Why: promotion is best-effort launch prep; a malformed file must not block Codex launch.
console.warn('[codex-settings-promotion] failed to promote runtime settings', error)
return false
return null
}
}
function promoteCodexRuntimeSettingsToSystemUnsafe(homes: CodexSettingsPromotionHomes): void {
function promoteCodexRuntimeSettingsToSystemUnsafe(
homes: CodexSettingsPromotionHomes
): CodexSettingsPromotionPlan {
const { runtimeHomePath, systemHomePath } = homes
const runtimeTomlPath = join(runtimeHomePath, 'config.toml')
const systemTomlPath = join(systemHomePath, 'config.toml')
if (resolve(runtimeTomlPath) === resolve(systemTomlPath)) {
return
return emptyPromotionPlan()
}
if (!existsSync(runtimeTomlPath)) {
return
return emptyPromotionPlan()
}
// Why: without a baseline, a stale runtime value looks like a fresh in-Codex change; skip until the mirror writes one.
const baseline = readSettingsBaseline(runtimeHomePath)
const baseline = readCodexSettingsBaseline(runtimeHomePath)
if (!baseline) {
return
return emptyPromotionPlan()
}
const runtimeValues = readTopLevelSettingValues(runtimeTomlPath)
const systemValues = readTopLevelSettingValues(systemTomlPath)
const runtimeValues = readPromotedSettingValues(runtimeTomlPath)
const systemValues = readPromotedSettingValues(systemTomlPath)
const updates = new Map<string, string>()
for (const key of PROMOTED_CODEX_SETTING_KEYS) {
const runtime = runtimeValues.get(key)
if (!runtime || runtime.multiline) {
continue
}
if (runtime.raw === baseline.get(key)) {
// Orca mirrored this value and nothing touched it since — not a change.
continue
}
const system = systemValues.get(key)
if (system?.multiline) {
continue
}
// Why: ~/.codex is source of truth — an outside edit since the baseline wins over the in-Codex change.
if (system?.raw !== baseline.get(key)) {
continue
}
updates.set(key, runtime.raw)
}
const conflicts = new Map<string, CodexSettingsConflict>()
const runtimeValuesToPreserve = new Map<string, string | null>()
collectPromotionChanges({
baseline,
runtimeValues,
systemValues,
updates,
conflicts,
runtimeValuesToPreserve
})
if (updates.size === 0) {
return
return { conflicts, runtimeValuesToPreserve }
}
// Why: a fresh host has no ~/.codex; create it owner-only (holds auth.json) or the atomic write ENOENTs and the mirror wipes it.
mkdirSync(systemHomePath, { recursive: true, mode: 0o700 })
@ -205,15 +254,71 @@ function promoteCodexRuntimeSettingsToSystemUnsafe(homes: CodexSettingsPromotion
mkdirSync(dirname(writeTarget.path), { recursive: true, mode: 0o700 })
const targetExists = existsSync(writeTarget.path)
const systemContent = targetExists ? readAgentStateFileSync(writeTarget.path) : ''
const nextContent = upsertTopLevelSettingsInContent(systemContent, updates)
const nextContent = upsertPromotedSettingsInContent(systemContent, updates)
if (nextContent === systemContent) {
return { conflicts, runtimeValuesToPreserve }
}
if (targetExists && parseWslUncPath(writeTarget.path)) {
// Why: \\wsl$ 9P symlink metadata is unreliable; write through the existing file to preserve the WSL-side inode.
writeFileSync(writeTarget.path, nextContent, 'utf-8')
return
return { conflicts, runtimeValuesToPreserve }
}
writeFileAtomically(writeTarget.path, nextContent, {
mode: writeTarget.mode
})
return { conflicts, runtimeValuesToPreserve }
}
type PromotionCollectionContext = {
baseline: CodexSettingsBaseline
runtimeValues: ReadonlyMap<string, TopLevelSettingValue>
systemValues: ReadonlyMap<string, TopLevelSettingValue>
updates: Map<string, string>
conflicts: Map<string, CodexSettingsConflict>
runtimeValuesToPreserve: Map<string, string | null>
}
function collectPromotionChanges(context: PromotionCollectionContext): void {
for (const key of PROMOTED_STRUCTURED_KEYS) {
const runtimeRaw = getComparableRaw(context.runtimeValues.get(key))
const systemRaw = getComparableRaw(context.systemValues.get(key))
if (runtimeRaw === undefined || systemRaw === undefined) {
continue
}
const existingConflict = context.baseline.conflicts.get(key)
if (existingConflict || !context.baseline.settings.has(key)) {
const resolution = resolveUntrackedCodexSetting(runtimeRaw, systemRaw, existingConflict)
if (resolution.action === 'promote-runtime') {
context.updates.set(key, resolution.raw)
} else if (resolution.action === 'preserve') {
// Why: a schema-new key has no three-way ancestor; preserve both values until content changes one side.
context.conflicts.set(key, resolution.conflict)
context.runtimeValuesToPreserve.set(key, runtimeRaw)
}
continue
}
if (runtimeRaw === null || runtimeRaw === context.baseline.settings.get(key)) {
continue
}
// Why: ~/.codex remains source of truth when both sides changed from a known baseline.
if (systemRaw !== context.baseline.settings.get(key)) {
continue
}
context.updates.set(key, runtimeRaw)
}
}
function getComparableRaw(value: TopLevelSettingValue | undefined): string | null | undefined {
if (!value) {
return null
}
return value.multiline ? undefined : value.raw
}
function emptyPromotionPlan(): CodexSettingsPromotionPlan {
return { conflicts: new Map(), runtimeValuesToPreserve: new Map() }
}
// Why: follow an existing dotfile-manager symlink and carry its mode forward so an atomic write can't widen a 0600 config.
@ -252,55 +357,3 @@ function resolveDanglingSymlinkTarget(linkPath: string): string {
// Why: replacing any link in a cycle would destroy dotfile-manager state; abort instead.
throw new Error(`Codex config symlink cycle at ${linkPath}`)
}
export function upsertTopLevelSettingsInContent(
content: string,
updates: Map<string, string>
): string {
const lines = content.split('\n')
let state = createTomlLineScanState()
let preambleEnd = lines.length
const keyLineIndexes = new Map<string, number>()
for (let index = 0; index < lines.length; index += 1) {
const line = lines[index] ?? ''
if (isTomlStructuralLine(state)) {
if (getTomlTableHeader(line)) {
preambleEnd = index
break
}
const match = /^[ \t]*([A-Za-z0-9_-]+)[ \t]*=/.exec(line)
if (match?.[1] && updates.has(match[1])) {
keyLineIndexes.set(match[1], index)
}
}
state = updateTomlLineScanState(state, line)
}
// Why: match the file's existing EOL (CRLF split leaves a trailing \r) so a Windows config doesn't go mixed-EOL.
const usesCrlf = content.includes('\r\n')
const insertions: string[] = []
for (const [key, raw] of updates) {
const existingIndex = keyLineIndexes.get(key)
const rendered = `${key} = ${raw}`
if (existingIndex !== undefined) {
lines[existingIndex] = lines[existingIndex]?.endsWith('\r') ? `${rendered}\r` : rendered
} else {
insertions.push(usesCrlf ? `${rendered}\r` : rendered)
}
}
if (insertions.length > 0) {
let insertAt = preambleEnd
while (insertAt > 0 && (lines[insertAt - 1] ?? '').trim() === '') {
insertAt -= 1
}
if (insertAt === preambleEnd && preambleEnd < lines.length) {
insertions.push(usesCrlf ? '\r' : '')
}
lines.splice(insertAt, 0, ...insertions)
}
const result = lines.join('\n')
if (result.endsWith('\n') || result.length === 0) {
return result
}
return result.endsWith('\r') ? `${result}\n` : `${result}${usesCrlf ? '\r\n' : '\n'}`
}

View File

@ -0,0 +1,67 @@
import { parseTomlSingleLineStringValue } from './config-toml-line-scan'
export type ParsedTomlKeyPath = {
segments: string[]
end: number
}
export type ParsedTomlTableHeaderPath = ParsedTomlKeyPath & {
isArray: boolean
}
export function parseTomlTableHeaderPath(header: string): ParsedTomlTableHeaderPath | null {
const trimmed = header.trim()
let source: string
let isArray: boolean
if (trimmed.startsWith('[[')) {
if (!trimmed.endsWith(']]')) {
return null
}
source = trimmed.slice(2, -2)
isArray = true
} else {
if (!trimmed.startsWith('[') || !trimmed.endsWith(']') || trimmed.endsWith(']]')) {
return null
}
source = trimmed.slice(1, -1)
isArray = false
}
const parsed = parseTomlKeyPath(source)
if (!parsed || parsed.end !== source.length) {
return null
}
return { ...parsed, isArray }
}
export function parseTomlKeyPath(source: string, offset = 0): ParsedTomlKeyPath | null {
const segments: string[] = []
let index = skipTomlKeyWhitespace(source, offset)
while (index < source.length) {
const quoted = parseTomlSingleLineStringValue(source, index)
if (quoted) {
segments.push(quoted.value)
index = quoted.end
} else {
const bare = /^[A-Za-z0-9_-]+/.exec(source.slice(index))
if (!bare) {
return null
}
segments.push(bare[0])
index += bare[0].length
}
index = skipTomlKeyWhitespace(source, index)
if (source[index] !== '.') {
return { segments, end: index }
}
index = skipTomlKeyWhitespace(source, index + 1)
}
return null
}
function skipTomlKeyWhitespace(source: string, offset: number): number {
let index = offset
while (source[index] === ' ' || source[index] === '\t') {
index += 1
}
return index
}