diff options
Diffstat (limited to 'node_modules/ini/ini.js')
-rw-r--r-- | node_modules/ini/ini.js | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/node_modules/ini/ini.js b/node_modules/ini/ini.js new file mode 100644 index 000000000..ddf5bd9cc --- /dev/null +++ b/node_modules/ini/ini.js @@ -0,0 +1,190 @@ + +exports.parse = exports.decode = decode +exports.stringify = exports.encode = encode + +exports.safe = safe +exports.unsafe = unsafe + +var eol = process.platform === "win32" ? "\r\n" : "\n" + +function encode (obj, opt) { + var children = [] + , out = "" + + if (typeof opt === "string") { + opt = { + section: opt, + whitespace: false + } + } else { + opt = opt || {} + opt.whitespace = opt.whitespace === true + } + + var separator = opt.whitespace ? " = " : "=" + + Object.keys(obj).forEach(function (k, _, __) { + var val = obj[k] + if (val && Array.isArray(val)) { + val.forEach(function(item) { + out += safe(k + "[]") + separator + safe(item) + "\n" + }) + } + else if (val && typeof val === "object") { + children.push(k) + } else { + out += safe(k) + separator + safe(val) + eol + } + }) + + if (opt.section && out.length) { + out = "[" + safe(opt.section) + "]" + eol + out + } + + children.forEach(function (k, _, __) { + var nk = dotSplit(k).join('\\.') + var section = (opt.section ? opt.section + "." : "") + nk + var child = encode(obj[k], { + section: section, + whitespace: opt.whitespace + }) + if (out.length && child.length) { + out += eol + } + out += child + }) + + return out +} + +function dotSplit (str) { + return str.replace(/\1/g, '\u0002LITERAL\\1LITERAL\u0002') + .replace(/\\\./g, '\u0001') + .split(/\./).map(function (part) { + return part.replace(/\1/g, '\\.') + .replace(/\2LITERAL\\1LITERAL\2/g, '\u0001') + }) +} + +function decode (str) { + var out = {} + , p = out + , section = null + , state = "START" + // section |key = value + , re = /^\[([^\]]*)\]$|^([^=]+)(=(.*))?$/i + , lines = str.split(/[\r\n]+/g) + , section = null + + lines.forEach(function (line, _, __) { + if (!line || line.match(/^\s*[;#]/)) return + var match = line.match(re) + if (!match) return + if (match[1] !== undefined) { + section = unsafe(match[1]) + p = out[section] = out[section] || {} + return + } + var key = unsafe(match[2]) + , value = match[3] ? unsafe((match[4] || "")) : true + switch (value) { + case 'true': + case 'false': + case 'null': value = JSON.parse(value) + } + + // Convert keys with '[]' suffix to an array + if (key.length > 2 && key.slice(-2) === "[]") { + key = key.substring(0, key.length - 2) + if (!p[key]) { + p[key] = [] + } + else if (!Array.isArray(p[key])) { + p[key] = [p[key]] + } + } + + // safeguard against resetting a previously defined + // array by accidentally forgetting the brackets + if (Array.isArray(p[key])) { + p[key].push(value) + } + else { + p[key] = value + } + }) + + // {a:{y:1},"a.b":{x:2}} --> {a:{y:1,b:{x:2}}} + // use a filter to return the keys that have to be deleted. + Object.keys(out).filter(function (k, _, __) { + if (!out[k] || typeof out[k] !== "object" || Array.isArray(out[k])) return false + // see if the parent section is also an object. + // if so, add it to that, and mark this one for deletion + var parts = dotSplit(k) + , p = out + , l = parts.pop() + , nl = l.replace(/\\\./g, '.') + parts.forEach(function (part, _, __) { + if (!p[part] || typeof p[part] !== "object") p[part] = {} + p = p[part] + }) + if (p === out && nl === l) return false + p[nl] = out[k] + return true + }).forEach(function (del, _, __) { + delete out[del] + }) + + return out +} + +function isQuoted (val) { + return (val.charAt(0) === "\"" && val.slice(-1) === "\"") + || (val.charAt(0) === "'" && val.slice(-1) === "'") +} + +function safe (val) { + return ( typeof val !== "string" + || val.match(/[=\r\n]/) + || val.match(/^\[/) + || (val.length > 1 + && isQuoted(val)) + || val !== val.trim() ) + ? JSON.stringify(val) + : val.replace(/;/g, '\\;').replace(/#/g, "\\#") +} + +function unsafe (val, doUnesc) { + val = (val || "").trim() + if (isQuoted(val)) { + // remove the single quotes before calling JSON.parse + if (val.charAt(0) === "'") { + val = val.substr(1, val.length - 2); + } + try { val = JSON.parse(val) } catch (_) {} + } else { + // walk the val to find the first not-escaped ; character + var esc = false + var unesc = ""; + for (var i = 0, l = val.length; i < l; i++) { + var c = val.charAt(i) + if (esc) { + if ("\\;#".indexOf(c) !== -1) + unesc += c + else + unesc += "\\" + c + esc = false + } else if (";#".indexOf(c) !== -1) { + break + } else if (c === "\\") { + esc = true + } else { + unesc += c + } + } + if (esc) + unesc += "\\" + return unesc + } + return val +} |