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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- const utils = require("../../utils");
- const partial_1 = require("../matchers/partial");
- class DeepFilter {
- constructor(_settings, _micromatchOptions) {
- this._settings = _settings;
- this._micromatchOptions = _micromatchOptions;
- }
- getFilter(basePath, positive, negative) {
- const matcher = this._getMatcher(positive);
- const negativeRe = this._getNegativePatternsRe(negative);
- return (entry) => this._filter(basePath, entry, matcher, negativeRe);
- }
- _getMatcher(patterns) {
- return new partial_1.default(patterns, this._settings, this._micromatchOptions);
- }
- _getNegativePatternsRe(patterns) {
- const affectDepthOfReadingPatterns = patterns.filter(utils.pattern.isAffectDepthOfReadingPattern);
- return utils.pattern.convertPatternsToRe(affectDepthOfReadingPatterns, this._micromatchOptions);
- }
- _filter(basePath, entry, matcher, negativeRe) {
- if (this._isSkippedByDeep(basePath, entry.path)) {
- return false;
- }
- if (this._isSkippedSymbolicLink(entry)) {
- return false;
- }
- const filepath = utils.path.removeLeadingDotSegment(entry.path);
- if (this._isSkippedByPositivePatterns(filepath, matcher)) {
- return false;
- }
- return this._isSkippedByNegativePatterns(filepath, negativeRe);
- }
- _isSkippedByDeep(basePath, entryPath) {
- /**
- * Avoid unnecessary depth calculations when it doesn't matter.
- */
- if (this._settings.deep === Infinity) {
- return false;
- }
- return this._getEntryLevel(basePath, entryPath) >= this._settings.deep;
- }
- _getEntryLevel(basePath, entryPath) {
- const entryPathDepth = entryPath.split('/').length;
- if (basePath === '') {
- return entryPathDepth;
- }
- const basePathDepth = basePath.split('/').length;
- return entryPathDepth - basePathDepth;
- }
- _isSkippedSymbolicLink(entry) {
- return !this._settings.followSymbolicLinks && entry.dirent.isSymbolicLink();
- }
- _isSkippedByPositivePatterns(entryPath, matcher) {
- return !this._settings.baseNameMatch && !matcher.match(entryPath);
- }
- _isSkippedByNegativePatterns(entryPath, patternsRe) {
- return !utils.pattern.matchAny(entryPath, patternsRe);
- }
- }
- exports.default = DeepFilter;
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