Commit 3e5363a

author

James Halliday

committed

working implementation with 2 examples

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Lines changed: 42 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,42 @@`
	`1`	`+var json = typeof JSON !== 'undefined' ? JSON : require('jsonify');`
	`2`	`+`
	`3`	`+module.exports = function (obj, opts) {`
	`4`	`+ if (!opts) opts = {};`
	`5`	`+ if (typeof opts === 'function') opts = { cmp: opts };`
	`6`	`+ var cmp = opts.cmp;`
	`7`	`+`
	`8`	`+ return (function stringify (node) {`
	`9`	`+ if (typeof node !== 'object') {`
	`10`	`+ return json.stringify(node);`
	`11`	`+ }`
	`12`	`+ if (isArray(node)) {`
	`13`	`+ var out = [];`
	`14`	`+ for (var i = 0; i < node.length; i++) {`
	`15`	`+ out.push(stringify(node[i]));`
	`16`	`+ }`
	`17`	`+ return '[' + out.join(',') + ']';`
	`18`	`+ }`
	`19`	`+ else {`
	`20`	`+ var keys = objectKeys(node).sort(cmp);`
	`21`	`+ var out = [];`
	`22`	`+ for (var i = 0; i < keys.length; i++) {`
	`23`	`+ var key = keys[i];`
	`24`	`+ out.push(stringify(key) + ':' + stringify(node[key]));`
	`25`	`+ }`
	`26`	`+ return '{' + out.join(',') + '}';`
	`27`	`+ }`
	`28`	`+ })(obj);`
	`29`	`+};`
	`30`	`+`
	`31`	`+var isArray = Array.isArray \|\| function (x) {`
	`32`	`+ return {}.toString.call(x) === '[object Array]';`
	`33`	`+};`
	`34`	`+`
	`35`	`+var objectKeys = Object.keys \|\| function (obj) {`
	`36`	`+ var has = Object.prototype.hasOwnProperty;`
	`37`	`+ var keys = [];`
	`38`	`+ for (var key in obj) {`
	`39`	`+ if (has.call(obj)) keys.push(key);`
	`40`	`+ }`
	`41`	`+ return keys;`
	`42`	`+};`

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