Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting.
https://safechat.ch
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32 lines
809 B
32 lines
809 B
var utils = require('../utils') |
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, nodes = require('../nodes'); |
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/** |
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* Returns a list of units from `start` to `stop` |
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* by `step`. If `step` argument is omitted, |
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* it defaults to 1. |
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* |
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* @param {Unit} start |
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* @param {Unit} stop |
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* @param {Unit} [step] |
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* @return {Expression} |
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* @api public |
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*/ |
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module.exports = function range(start, stop, step){ |
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utils.assertType(start, 'unit', 'start'); |
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utils.assertType(stop, 'unit', 'stop'); |
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if (step) { |
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utils.assertType(step, 'unit', 'step'); |
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if (0 == step.val) { |
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throw new Error('ArgumentError: "step" argument must not be zero'); |
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} |
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} else { |
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step = new nodes.Unit(1); |
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} |
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var list = new nodes.Expression; |
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for (var i = start.val; i <= stop.val; i += step.val) { |
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list.push(new nodes.Unit(i, start.type)); |
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} |
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return list; |
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};
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