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Lint code, use chalk. #2

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Lint code, use chalk. #2

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df9fa0d
lint code
Equim-chan Oct 11, 2017
81e94f5
use chalk, drop colors
Equim-chan Oct 11, 2017
5fbb9f1
add .DS_Store to .gitignore
Equim-chan Oct 11, 2017
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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -57,3 +57,4 @@ typings/
# dotenv environment variables file
.env

.DS_Store
325 changes: 159 additions & 166 deletions lc.js
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Original file line number Diff line number Diff line change
@@ -1,181 +1,174 @@
#!/usr/bin/env node

'use strict';

const fs = require('fs');
const path = require('path');

const yaml = require('js-yaml');
const chalk = require('chalk');

const colors = require('colors');

const fs = require('fs');
const path = require('path');
const util = require('util');

var ColorLS = class ColorLS {

constructor(input, report) {
this.input = input || process.cwd();
this.contents = fs.readdirSync(this.input);
this.count = {
folders: 0,
recognized_files: 0,
unrecognized_files: 0
};
this.report = report;
this.screen_width = process.stdout.columns;
this.max_widths = this.contents.map(x => x.length);

this.init_icons();
}

ls() {
this.contents = this.chunkify();
this.contents.forEach((chunk) => this.ls_line(chunk));
process.stdout.write(util.format('\n'));
if (this.report) {
this.display_report();
}
}

init_icons() {
this.files = this.load_from_yaml('./files.yaml');
this.file_aliases = this.load_from_yaml('./file_aliases.yaml', true);
this.folders = this.load_from_yaml('./folders.yaml');
this.folder_aliases = this.load_from_yaml('./folder_aliases.yaml');

this.file_keys = Object.keys(this.files);
this.file_alias_keys = Object.keys(this.file_aliases);
this.folder_keys = Object.keys(this.folders);
this.folder_alias_keys = Object.keys(this.folder_aliases);

this.all_files = this.file_keys.concat(this.file_alias_keys);
this.all_folders = this.folder_keys.concat(this.folder_alias_keys);
}

chunkify() {
var chunk;
var chunk_size = this.contents.length;
while (!(this.in_line(chunk_size) || chunk_size <= 1)) {
chunk_size -= 1;
chunk = this.get_chunk(chunk_size);
}
return chunk || [this.contents];
}

get_chunk(chunk_size) {
var chunk = [];
var i = 0;
var currentChunk = [];
while (i < this.contents.length) {
currentChunk.push(this.contents[i++]);
if (currentChunk.length === chunk_size) {
chunk.push(currentChunk);
currentChunk = [];
}
}
while (currentChunk.length < chunk_size) {
currentChunk.push('');
}
chunk.push(currentChunk);
var transposed = chunk[0].map(function(col, i) {
return chunk.map(function(row) {
return row[i];
});
});
this.max_widths = transposed.map(row => Math.max(... row.map(s => s.length)));
return chunk;
}

in_line(chunk_size) {
return !(this.max_widths.reduce((a, b) => a + b, 0) + 6 * chunk_size > this.screen_width);
}

display_report() {
const len = this.contents.reduce((a, b) => a.concat(b), []).length;
process.stdout.write(util.format(`\n Found ${len} contents in directory `.white));

process.stdout.write(util.format(this.input.blue));

process.stdout.write(util.format(`\n\n\tFolders\t\t\t: ${this.count.folders}`.white));
process.stdout.write(util.format(`\n\tRecognized files\t: ${this.count.recognized_files}`.white));
process.stdout.write(util.format(`\n\tUnrecognized files\t: ${this.count.unrecognized_files}`.white));
process.stdout.write(util.format('\n\n'));
}

fetch_string(content, key, color, increment) {
this.count[increment] += 1;
var value = increment === 'folders' ? this.folders[key] : this.files[key];
// todo -- port this line
// how it works for my future self:
// - value.gsub(/\\u[\da-f]{4}/i) matches and replaces all strings that look like unicode characters
// - it does the replacement by running each match through the function m -> m[-4..-1.to_i(16)].pack('U')
// this last part needs to be disected still, but it seems to make enough sense.
// logo = value.gsub(/\\u[\da-f]{4}/i) { |m| [m[-4..-1].to_i(16)].pack('U') }
return `${value} ${content}`[color];
}

load_from_yaml(filename, aliases) {
const location = path.join(__dirname, filename);
var loaded = yaml.safeLoad(fs.readFileSync(location, 'utf8'));
return loaded;
}

ls_line(chunk) {
process.stdout.write(util.format('\n'));
for (var i = 0; i < chunk.length; ++i) {
var content = chunk[i];
if (content.length === 0) {
break;
}
var opt = this.options(content);
var fetch = this.fetch_string(content, opt[0], opt[1], opt[2]);
process.stdout.write(util.format(fetch));
var isFile = fs.existsSync(`${this.input}/${content}`) &&
fs.lstatSync(`${this.input}/${content}`).isDirectory();
process.stdout.write(util.format(isFile ? '/ '.blue : ' '));
var space = new Array(this.max_widths[i] - content.length + 2).join(' ');
process.stdout.write(util.format(space));
}
}

options(content) {
var key;
if (fs.existsSync(`${this.input}/${content}`) &&
fs.lstatSync(`${this.input}/${content}`).isDirectory()) {
key = content;
if (this.all_folders.indexOf(key) === -1) {
return ['folder', 'blue', 'folders'];
}
if (this.folder_keys.indexOf(key) === -1) {
key = this.folder_aliases[key];
}
return [key, 'blue', 'folders'];
}
var split = content.split('.');
key = split[split.length - 1].toLowerCase();
if (this.all_files.indexOf(key) === -1) {
return ['file', 'yellow', 'unrecognized_files'];
}
if (this.file_keys.indexOf(key) === -1) {
key = this.file_aliases[key];
}
return [key, 'green', 'recognized_files'];
}

class ColorLS {
constructor(input, report) {
this.input = input || process.cwd();
this.contents = fs.readdirSync(this.input);
this.count = {
folders: 0,
recognized_files: 0,
unrecognized_files: 0,
};
this.report = report;
this.screen_width = process.stdout.columns;
this.max_widths = this.contents.map(x => x.length);

this.init_icons();
}

ls() {
this.contents = this.chunkify();
this.contents.forEach((chunk) => this.ls_line(chunk));
process.stdout.write(util.format('\n'));
if (this.report) {
this.display_report();
}
}

init_icons() {
this.files = this.load_from_yaml('./files.yaml');
this.file_aliases = this.load_from_yaml('./file_aliases.yaml', true);
this.folders = this.load_from_yaml('./folders.yaml');
this.folder_aliases = this.load_from_yaml('./folder_aliases.yaml');

this.file_keys = Object.keys(this.files);
this.file_alias_keys = Object.keys(this.file_aliases);
this.folder_keys = Object.keys(this.folders);
this.folder_alias_keys = Object.keys(this.folder_aliases);

this.all_files = this.file_keys.concat(this.file_alias_keys);
this.all_folders = this.folder_keys.concat(this.folder_alias_keys);
}

chunkify() {
let chunk;
let chunk_size = this.contents.length;
while (!(this.in_line(chunk_size) || chunk_size <= 1)) {
chunk_size -= 1;
chunk = this.get_chunk(chunk_size);
}
return chunk || [this.contents];
}

get_chunk(chunk_size) {
let chunk = [];
let i = 0;
let currentChunk = [];
while (i < this.contents.length) {
currentChunk.push(this.contents[i++]);
if (currentChunk.length === chunk_size) {
chunk.push(currentChunk);
currentChunk = [];
}
}
while (currentChunk.length < chunk_size) {
currentChunk.push('');
}
chunk.push(currentChunk);
let transposed = chunk[0].map(function (col, i) {
return chunk.map(function (row) {
return row[i];
});
});
this.max_widths = transposed.map(row => Math.max(...row.map(s => s.length)));
return chunk;
}

in_line(chunk_size) {
return !(this.max_widths.reduce((a, b) => a + b, 0) + 6 * chunk_size > this.screen_width);
}

display_report() {
const len = this.contents.reduce((a, b) => a.concat(b), []).length;
process.stdout.write(util.format(chalk.white(`\n Found ${len} contents in directory `)));

process.stdout.write(util.format(chalk.blue(this.input)));

process.stdout.write(util.format(chalk.white(`\n\n\tFolders\t\t\t: ${this.count.folders}`)));
process.stdout.write(util.format(chalk.white(`\n\tRecognized files\t: ${this.count.recognized_files}`)));
process.stdout.write(util.format(chalk.white(`\n\tUnrecognized files\t: ${this.count.unrecognized_files}`)));
process.stdout.write(util.format('\n\n'));
}

fetch_string(content, key, color, increment) {
this.count[increment] += 1;
let value = increment === 'folders' ? this.folders[key] : this.files[key];
// todo -- port this line
// how it works for my future self:
// - value.gsub(/\\u[\da-f]{4}/i) matches and replaces all strings that look like unicode characters
// - it does the replacement by running each match through the function m -> m[-4..-1.to_i(16)].pack('U')
// this last part needs to be disected still, but it seems to make enough sense.
// logo = value.gsub(/\\u[\da-f]{4}/i) { |m| [m[-4..-1].to_i(16)].pack('U') }
return chalk[color](`${value} ${content}`);
}

load_from_yaml(filename, aliases) {
const location = path.join(__dirname, filename);
let loaded = yaml.safeLoad(fs.readFileSync(location, 'utf8'));
return loaded;
}

ls_line(chunk) {
process.stdout.write(util.format('\n'));
for (let i = 0; i < chunk.length; ++i) {
let content = chunk[i];
if (content.length === 0) {
break;
}
let opt = this.options(content);
let fetch = this.fetch_string(content, opt[0], opt[1], opt[2]);
process.stdout.write(util.format(fetch));
let isFile = fs.existsSync(`${this.input}/${content}`) &&
fs.lstatSync(`${this.input}/${content}`).isDirectory();
process.stdout.write(util.format(isFile ? chalk.blue('/ ') : ' '));
let space = new Array(this.max_widths[i] - content.length + 2).join(' ');
process.stdout.write(util.format(space));
}
}

options(content) {
let key;
if (fs.existsSync(`${this.input}/${content}`) &&
fs.lstatSync(`${this.input}/${content}`).isDirectory()) {
key = content;
if (this.all_folders.indexOf(key) === -1) {
return ['folder', 'blue', 'folders'];
}
if (this.folder_keys.indexOf(key) === -1) {
key = this.folder_aliases[key];
}
return [key, 'blue', 'folders'];
}
let split = content.split('.');
key = split[split.length - 1].toLowerCase();
if (this.all_files.indexOf(key) === -1) {
return ['file', 'yellow', 'unrecognized_files'];
}
if (this.file_keys.indexOf(key) === -1) {
key = this.file_aliases[key];
}
return [key, 'green', 'recognized_files'];
}
};

var args = process.argv.slice(2);
let args = process.argv.slice(2);

var report = args.indexOf('--report') !== -1 || args.indexOf('-r') !== -1;
let report = args.indexOf('--report') !== -1 || args.indexOf('-r') !== -1;

var filtered = args.filter((arg) => !arg.startsWith('-'));
let filtered = args.filter((arg) => !arg.startsWith('-'));

if (filtered.length === 0) {
new ColorLS(null, report).ls();
new ColorLS(null, report).ls();
} else {
args.forEach((path) => {
new ColorLS(path, report).ls();
});
args.forEach((path) => {
new ColorLS(path, report).ls();
});
}


2 changes: 1 addition & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,7 @@
},
"homepage": "https://github.com/sl/colorls-js#readme",
"dependencies": {
"colors": "^1.1.2",
"chalk": "^2.1.0",
"js-yaml": "^3.8.4"
}
}
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