Last change
on this file since 6a3a178 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
|
-
Property mode
set to
100644
|
File size:
1.1 KB
|
Rev | Line | |
---|
[6a3a178] | 1 | var Symbol = require('./_Symbol'),
|
---|
| 2 | arrayMap = require('./_arrayMap'),
|
---|
| 3 | isArray = require('./isArray'),
|
---|
| 4 | isSymbol = require('./isSymbol');
|
---|
| 5 |
|
---|
| 6 | /** Used as references for various `Number` constants. */
|
---|
| 7 | var INFINITY = 1 / 0;
|
---|
| 8 |
|
---|
| 9 | /** Used to convert symbols to primitives and strings. */
|
---|
| 10 | var symbolProto = Symbol ? Symbol.prototype : undefined,
|
---|
| 11 | symbolToString = symbolProto ? symbolProto.toString : undefined;
|
---|
| 12 |
|
---|
| 13 | /**
|
---|
| 14 | * The base implementation of `_.toString` which doesn't convert nullish
|
---|
| 15 | * values to empty strings.
|
---|
| 16 | *
|
---|
| 17 | * @private
|
---|
| 18 | * @param {*} value The value to process.
|
---|
| 19 | * @returns {string} Returns the string.
|
---|
| 20 | */
|
---|
| 21 | function baseToString(value) {
|
---|
| 22 | // Exit early for strings to avoid a performance hit in some environments.
|
---|
| 23 | if (typeof value == 'string') {
|
---|
| 24 | return value;
|
---|
| 25 | }
|
---|
| 26 | if (isArray(value)) {
|
---|
| 27 | // Recursively convert values (susceptible to call stack limits).
|
---|
| 28 | return arrayMap(value, baseToString) + '';
|
---|
| 29 | }
|
---|
| 30 | if (isSymbol(value)) {
|
---|
| 31 | return symbolToString ? symbolToString.call(value) : '';
|
---|
| 32 | }
|
---|
| 33 | var result = (value + '');
|
---|
| 34 | return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
---|
| 35 | }
|
---|
| 36 |
|
---|
| 37 | module.exports = baseToString;
|
---|
Note:
See
TracBrowser
for help on using the repository browser.