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author | Florian Dold <florian.dold@gmail.com> | 2017-05-28 00:38:50 +0200 |
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committer | Florian Dold <florian.dold@gmail.com> | 2017-05-28 00:40:43 +0200 |
commit | 7fff4499fd915bcea3fa93b1aa8b35f4fe7a6027 (patch) | |
tree | 6de9a1aebd150a23b7f8c273ec657a5d0a18fe3e /node_modules/write-json-file/index.js | |
parent | 963b7a41feb29cc4be090a2446bdfe0c1f1bcd81 (diff) |
add linting (and some initial fixes)
Diffstat (limited to 'node_modules/write-json-file/index.js')
-rw-r--r-- | node_modules/write-json-file/index.js | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/node_modules/write-json-file/index.js b/node_modules/write-json-file/index.js new file mode 100644 index 000000000..cbd7e706a --- /dev/null +++ b/node_modules/write-json-file/index.js @@ -0,0 +1,73 @@ +'use strict'; +const path = require('path'); +const fs = require('graceful-fs'); +const writeFileAtomic = require('write-file-atomic'); +const sortKeys = require('sort-keys'); +const makeDir = require('make-dir'); +const pify = require('pify'); +const detectIndent = require('detect-indent'); + +const init = (fn, fp, data, opts) => { + if (!fp) { + throw new TypeError('Expected a filepath'); + } + + if (data === undefined) { + throw new TypeError('Expected data to stringify'); + } + + opts = Object.assign({ + indent: '\t', + sortKeys: false + }, opts); + + if (opts.sortKeys) { + data = sortKeys(data, { + deep: true, + compare: typeof opts.sortKeys === 'function' && opts.sortKeys + }); + } + + return fn(fp, data, opts); +}; + +const readFile = fp => pify(fs.readFile)(fp, 'utf8').catch(() => {}); + +const main = (fp, data, opts) => { + return (opts.detectIndent ? readFile(fp) : Promise.resolve()) + .then(str => { + const indent = str ? detectIndent(str).indent : opts.indent; + const json = JSON.stringify(data, opts.replacer, indent); + + return pify(writeFileAtomic)(fp, `${json}\n`, {mode: opts.mode}); + }); +}; + +const mainSync = (fp, data, opts) => { + let indent = opts.indent; + + if (opts.detectIndent) { + try { + const file = fs.readFileSync(fp, 'utf8'); + indent = detectIndent(file).indent; + } catch (err) { + if (err.code !== 'ENOENT') { + throw err; + } + } + } + + const json = JSON.stringify(data, opts.replacer, indent); + + return writeFileAtomic.sync(fp, `${json}\n`, {mode: opts.mode}); +}; + +module.exports = (fp, data, opts) => { + return makeDir(path.dirname(fp), {fs}) + .then(() => init(main, fp, data, opts)); +}; + +module.exports.sync = (fp, data, opts) => { + makeDir.sync(path.dirname(fp), {fs}); + init(mainSync, fp, data, opts); +}; |