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/*
* SonarQube
* Copyright (C) 2009-2019 SonarSource SA
* mailto:info 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.
*/
export function collapsePath(path: string, limit = 30): string {
if (typeof path !== 'string') {
return '';
}
const tokens = path.split('/');
if (tokens.length <= 2) {
return path;
}
const head = tokens[0];
const tail = tokens[tokens.length - 1];
const middle = tokens.slice(1, -1);
let cut = false;
while (middle.join().length > limit && middle.length > 0) {
middle.shift();
cut = true;
}
const body = [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')
*/
export function collapsedDirFromPath(path: string | null): string | null {
const limit = 30;
if (typeof path === 'string') {
const tokens = path.split('/').slice(0, -1);
if (tokens.length > 2) {
const head = tokens[0];
const tail = tokens[tokens.length - 1];
const middle = tokens.slice(1, -1);
let cut = false;
while (middle.join().length > limit && middle.length > 0) {
middle.shift();
cut = true;
}
const body = [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')
*/
export function fileFromPath(path: string | null): string | null {
if (typeof path === 'string') {
const tokens = path.split('/');
return tokens[tokens.length - 1];
} else {
return null;
}
}
export function splitPath(path: string) {
const tokens = path.split('/');
return {
head: tokens.slice(0, -1).join('/'),
tail: tokens[tokens.length - 1]
};
}
export function cutLongWords(str: string, limit = 30) {
return str
.split(' ')
.map(word => (word.length > limit ? word.substr(0, limit) + '...' : word))
.join(' ');
}
export function limitComponentName(str: string, limit = 30): string {
if (typeof str === 'string') {
return str.length > limit ? str.substr(0, limit) + '...' : str;
} else {
return '';
}
}
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