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fix(tui): recover fragmented SGR mouse reports

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Brooklyn Nicholson 2026-04-30 17:43:21 -05:00
parent bbbce92651
commit 71b685aee0
4 changed files with 136 additions and 17 deletions
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32
ui-tui/packages/hermes-ink/src/ink/parse-keypress.test.ts
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@ -96,3 +96,35 @@ describe('mouse wheel modifier decoding', () => {
expect(key).toMatchObject({ name: 'wheelup', meta: true })
})
})
describe('fragmented SGR mouse recovery', () => {
it('re-synthesizes bracket-only SGR mouse tails as mouse events', () => {
const [[mouse]] = parseMultipleKeypresses(INITIAL_STATE, '[<35;159;11M')
expect(mouse).toMatchObject({ kind: 'mouse', button: 35, col: 159, row: 11, action: 'press' })
})
it('re-synthesizes angle-only SGR mouse tails as mouse events', () => {
const [[mouse]] = parseMultipleKeypresses(INITIAL_STATE, '<35;159;11M')
expect(mouse).toMatchObject({ kind: 'mouse', button: 35, col: 159, row: 11, action: 'press' })
})
it('re-synthesizes degraded SGR mouse bursts without leaking prompt text', () => {
const [events] = parseMultipleKeypresses(INITIAL_STATE, '5;142;11M<35;159;11M35;124;26M35;119;26Mtyped')
expect(events.slice(0, 4)).toEqual([
expect.objectContaining({ kind: 'mouse', button: 5, col: 142, row: 11 }),
expect.objectContaining({ kind: 'mouse', button: 35, col: 159, row: 11 }),
expect.objectContaining({ kind: 'mouse', button: 35, col: 124, row: 26 }),
expect.objectContaining({ kind: 'mouse', button: 35, col: 119, row: 26 })
])
expect(events[4]).toMatchObject({ kind: 'key', sequence: 'typed' })
})
it('keeps isolated semicolon text that only resembles a prefixless mouse report', () => {
const [[key]] = parseMultipleKeypresses(INITIAL_STATE, 'see 1;2;3M for details')
expect(key).toMatchObject({ kind: 'key', sequence: 'see 1;2;3M for details' })
})
})