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codeql-action/node_modules/json-stable-stringify-without-jsonify/index.js
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module.exports = function (obj, opts) { | |
if (!opts) opts = {}; | |
if (typeof opts === 'function') opts = { cmp: opts }; | |
var space = opts.space || ''; | |
if (typeof space === 'number') space = Array(space+1).join(' '); | |
var cycles = (typeof opts.cycles === 'boolean') ? opts.cycles : false; | |
var replacer = opts.replacer || function(key, value) { return value; }; | |
var cmp = opts.cmp && (function (f) { | |
return function (node) { | |
return function (a, b) { | |
var aobj = { key: a, value: node[a] }; | |
var bobj = { key: b, value: node[b] }; | |
return f(aobj, bobj); | |
}; | |
}; | |
})(opts.cmp); | |
var seen = []; | |
return (function stringify (parent, key, node, level) { | |
var indent = space ? ('\n' + new Array(level + 1).join(space)) : ''; | |
var colonSeparator = space ? ': ' : ':'; | |
if (node && node.toJSON && typeof node.toJSON === 'function') { | |
node = node.toJSON(); | |
} | |
node = replacer.call(parent, key, node); | |
if (node === undefined) { | |
return; | |
} | |
if (typeof node !== 'object' || node === null) { | |
return JSON.stringify(node); | |
} | |
if (isArray(node)) { | |
var out = []; | |
for (var i = 0; i < node.length; i++) { | |
var item = stringify(node, i, node[i], level+1) || JSON.stringify(null); | |
out.push(indent + space + item); | |
} | |
return '[' + out.join(',') + indent + ']'; | |
} | |
else { | |
if (seen.indexOf(node) !== -1) { | |
if (cycles) return JSON.stringify('__cycle__'); | |
throw new TypeError('Converting circular structure to JSON'); | |
} | |
else seen.push(node); | |
var keys = objectKeys(node).sort(cmp && cmp(node)); | |
var out = []; | |
for (var i = 0; i < keys.length; i++) { | |
var key = keys[i]; | |
var value = stringify(node, key, node[key], level+1); | |
if(!value) continue; | |
var keyValue = JSON.stringify(key) | |
+ colonSeparator | |
+ value; | |
; | |
out.push(indent + space + keyValue); | |
} | |
seen.splice(seen.indexOf(node), 1); | |
return '{' + out.join(',') + indent + '}'; | |
} | |
})({ '': obj }, '', obj, 0); | |
}; | |
var isArray = Array.isArray || function (x) { | |
return {}.toString.call(x) === '[object Array]'; | |
}; | |
var objectKeys = Object.keys || function (obj) { | |
var has = Object.prototype.hasOwnProperty || function () { return true }; | |
var keys = []; | |
for (var key in obj) { | |
if (has.call(obj, key)) keys.push(key); | |
} | |
return keys; | |
}; |