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parttimejob/node_modules/no-case/dist.es2015/index.js

31 lines
1.5 KiB

4 weeks ago
import { lowerCase } from "lower-case";
// Support camel case ("camelCase" -> "camel Case" and "CAMELCase" -> "CAMEL Case").
var DEFAULT_SPLIT_REGEXP = [/([a-z0-9])([A-Z])/g, /([A-Z])([A-Z][a-z])/g];
// Remove all non-word characters.
var DEFAULT_STRIP_REGEXP = /[^A-Z0-9]+/gi;
/**
* Normalize the string into something other libraries can manipulate easier.
*/
export function noCase(input, options) {
if (options === void 0) { options = {}; }
var _a = options.splitRegexp, splitRegexp = _a === void 0 ? DEFAULT_SPLIT_REGEXP : _a, _b = options.stripRegexp, stripRegexp = _b === void 0 ? DEFAULT_STRIP_REGEXP : _b, _c = options.transform, transform = _c === void 0 ? lowerCase : _c, _d = options.delimiter, delimiter = _d === void 0 ? " " : _d;
var result = replace(replace(input, splitRegexp, "$1\0$2"), stripRegexp, "\0");
var start = 0;
var end = result.length;
// Trim the delimiter from around the output string.
while (result.charAt(start) === "\0")
start++;
while (result.charAt(end - 1) === "\0")
end--;
// Transform each token independently.
return result.slice(start, end).split("\0").map(transform).join(delimiter);
}
/**
* Replace `re` in the input string with the replacement value.
*/
function replace(input, re, value) {
if (re instanceof RegExp)
return input.replace(re, value);
return re.reduce(function (input, re) { return input.replace(re, value); }, input);
}
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