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/*
* SonarQube
* Copyright (C) 2009-2016 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import _ from 'underscore';
export function collapsePath (path, limit = 30) {
if (typeof path !== 'string') {
return '';
}
const tokens = path.split('/');
if (tokens.length <= 2) {
return path;
}
const head = _.first(tokens);
const tail = _.last(tokens);
const middle = _.initial(_.rest(tokens));
let cut = false;
while (middle.join().length > limit && middle.length > 0) {
middle.shift();
cut = true;
}
const body = [].concat(head, cut ? ['...'] : [], middle, tail);
return body.join('/');
}
/**
* Return a collapsed path without a file name
* @example
* // returns 'src/.../js/components/navigator/app/models/'
* collapsedDirFromPath('src/main/js/components/navigator/app/models/state.js')
* @param {string} path
* @returns {string|null}
*/
export function collapsedDirFromPath (path) {
const limit = 30;
if (typeof path === 'string') {
const tokens = _.initial(path.split('/'));
if (tokens.length > 2) {
const head = _.first(tokens);
const tail = _.last(tokens);
const middle = _.initial(_.rest(tokens));
let cut = false;
while (middle.join().length > limit && middle.length > 0) {
middle.shift();
cut = true;
}
const body = [].concat(head, cut ? ['...'] : [], middle, tail);
return body.join('/') + '/';
} else {
return tokens.join('/') + '/';
}
} else {
return null;
}
}
/**
* Return a file name for a given file path
* * @example
* // returns 'state.js'
* collapsedDirFromPath('src/main/js/components/navigator/app/models/state.js')
* @param {string} path
* @returns {string|null}
*/
export function fileFromPath (path) {
if (typeof path === 'string') {
const tokens = path.split('/');
return _.last(tokens);
} else {
return null;
}
}
export function splitPath (path) {
if (typeof path === 'string') {
const tokens = path.split('/');
return {
head: _.initial(tokens).join('/'),
tail: _.last(tokens)
};
} else {
return null;
}
}
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