28 lines
942 B
JavaScript
28 lines
942 B
JavaScript
"use strict";
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var from = require("es5-ext/array/from")
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, ensureString = require("type/string/ensure")
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, primitiveSet = require("es5-ext/object/primitive-set")
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, esniff = require("./");
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var allowedSeparators = primitiveSet.apply(null, from(".+-*/,&|;"));
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module.exports = function (code, sep/*, limit*/) {
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var expressions, fromIndex, limit = arguments[2] || Infinity;
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code = ensureString(code);
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sep = ensureString(sep);
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if (!allowedSeparators[sep]) throw new Error(sep + " is not supported separator");
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expressions = [];
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fromIndex = 0;
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esniff(code, function (emitter) {
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emitter.on("trigger:" + sep, function (accessor) {
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if (accessor.scopeDepth !== 0) return;
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var index = accessor.index;
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if (expressions.push(code.slice(fromIndex, index)) === limit) accessor.stop();
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fromIndex = index + 1;
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});
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});
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if (expressions.length < limit) expressions.push(code.slice(fromIndex));
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return expressions;
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};
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