1 | /** Used for built-in method references. */
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2 | var funcProto = Function.prototype;
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3 |
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4 | /** Used to resolve the decompiled source of functions. */
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5 | var funcToString = funcProto.toString;
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6 |
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7 | /**
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8 | * Converts `func` to its source code.
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9 | *
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10 | * @private
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11 | * @param {Function} func The function to convert.
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12 | * @returns {string} Returns the source code.
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13 | */
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14 | function toSource(func) {
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15 | if (func != null) {
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16 | try {
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17 | return funcToString.call(func);
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18 | } catch (e) {}
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19 | try {
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20 | return (func + '');
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21 | } catch (e) {}
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22 | }
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23 | return '';
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24 | }
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25 |
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26 | export default toSource;
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