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import * as assert from 'assert';
import { LLParse } from '../src/api';
import { build, ERROR_PAUSE, printMatch, printOff } from './fixtures';
describe('llparse/resumption', () => {
let p: LLParse;
beforeEach(() => {
p = new LLParse();
});
it('should resume after span end pause', async () => {
const start = p.node('start');
const a = p.node('a');
const span = p.span(p.code.span('llparse__pause_once'));
start
.peek('a', span.start(a))
.skipTo(start);
a
.match('a', a)
.otherwise(span.end(start));
const binary = await build(p, start, 'resume-span');
await binary.check('baaab',
new RegExp(
'^(' +
'off=\\d+ pause\\noff=1 len=3 span\\[pause\\]="aaa"' +
'|' +
'off=1 len=3 span\\[pause\\]="aaa"\noff=4 pause' +
')\\n$'
, 'g'));
});
it('should resume after `pause` node', async () => {
const start = p.node('start');
const pause = p.pause(ERROR_PAUSE, 'paused');
start
.match('p', pause)
.skipTo(start);
pause
.otherwise(printOff(p, start));
const binary = await build(p, start, 'resume-pause');
await binary.check('..p....p..',
'off=3 pause\noff=3\noff=8 pause\noff=8\n');
});
});
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