78 lines
2.0 KiB
JavaScript
78 lines
2.0 KiB
JavaScript
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const path = require('path');
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const micromatch = require('micromatch');
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const isGlob = require('is-glob');
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function normalizeOptions(dir, opts = {}) {
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const { ignore, ...rest } = opts;
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if (Array.isArray(ignore)) {
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opts = { ...rest };
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for (const value of ignore) {
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if (isGlob(value)) {
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if (!opts.ignoreGlobs) {
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opts.ignoreGlobs = [];
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}
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const regex = micromatch.makeRe(value, {
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// We set `dot: true` to workaround an issue with the
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// regular expression on Linux where the resulting
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// negative lookahead `(?!(\\/|^)` was never matching
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// in some cases. See also https://bit.ly/3UZlQDm
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dot: true,
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// C++ does not support lookbehind regex patterns, they
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// were only added later to JavaScript engines
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// (https://bit.ly/3V7S6UL)
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lookbehinds: false
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});
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opts.ignoreGlobs.push(regex.source);
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} else {
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if (!opts.ignorePaths) {
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opts.ignorePaths = [];
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}
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opts.ignorePaths.push(path.resolve(dir, value));
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}
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}
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}
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return opts;
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}
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exports.createWrapper = (binding) => {
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return {
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writeSnapshot(dir, snapshot, opts) {
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return binding.writeSnapshot(
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path.resolve(dir),
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path.resolve(snapshot),
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normalizeOptions(dir, opts),
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);
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},
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getEventsSince(dir, snapshot, opts) {
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return binding.getEventsSince(
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path.resolve(dir),
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path.resolve(snapshot),
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normalizeOptions(dir, opts),
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);
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},
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async subscribe(dir, fn, opts) {
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dir = path.resolve(dir);
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opts = normalizeOptions(dir, opts);
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await binding.subscribe(dir, fn, opts);
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return {
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unsubscribe() {
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return binding.unsubscribe(dir, fn, opts);
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},
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};
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},
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unsubscribe(dir, fn, opts) {
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return binding.unsubscribe(
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path.resolve(dir),
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fn,
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normalizeOptions(dir, opts),
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);
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}
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};
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};
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