71 lines
1.7 KiB
JavaScript
71 lines
1.7 KiB
JavaScript
'use strict';
|
|
const path = require('path');
|
|
const execa = require('execa');
|
|
|
|
const create = (columns, rows) => ({
|
|
columns: parseInt(columns, 10),
|
|
rows: parseInt(rows, 10)
|
|
});
|
|
|
|
module.exports = () => {
|
|
const env = process.env;
|
|
const stdout = process.stdout;
|
|
const stderr = process.stderr;
|
|
|
|
if (stdout && stdout.columns && stdout.rows) {
|
|
return create(stdout.columns, stdout.rows);
|
|
}
|
|
|
|
if (stderr && stderr.columns && stderr.rows) {
|
|
return create(stderr.columns, stderr.rows);
|
|
}
|
|
|
|
// These values are static, so not the first choice
|
|
if (env.COLUMNS && env.LINES) {
|
|
return create(env.COLUMNS, env.LINES);
|
|
}
|
|
|
|
if (process.platform === 'win32') {
|
|
try {
|
|
// Binary: https://github.com/sindresorhus/win-term-size
|
|
const size = execa.sync(path.join(__dirname, 'vendor/windows/term-size.exe')).stdout.split(/\r?\n/);
|
|
|
|
if (size.length === 2) {
|
|
return create(size[0], size[1]);
|
|
}
|
|
} catch (err) {}
|
|
} else {
|
|
if (process.platform === 'darwin') {
|
|
try {
|
|
// Binary: https://github.com/sindresorhus/macos-term-size
|
|
const size = execa.shellSync(path.join(__dirname, 'vendor/macos/term-size')).stdout.split(/\r?\n/);
|
|
|
|
if (size.length === 2) {
|
|
return create(size[0], size[1]);
|
|
}
|
|
} catch (err) {}
|
|
}
|
|
|
|
// `resize` is preferred as it works even when all file descriptors are redirected
|
|
// https://linux.die.net/man/1/resize
|
|
try {
|
|
const size = execa.sync('resize', ['-u']).stdout.match(/\d+/g);
|
|
|
|
if (size.length === 2) {
|
|
return create(size[0], size[1]);
|
|
}
|
|
} catch (err) {}
|
|
|
|
try {
|
|
const columns = execa.sync('tput', ['cols']).stdout;
|
|
const rows = execa.sync('tput', ['lines']).stdout;
|
|
|
|
if (columns && rows) {
|
|
return create(columns, rows);
|
|
}
|
|
} catch (err) {}
|
|
}
|
|
|
|
return create(80, 24);
|
|
};
|