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Add support for contractions to case methods.

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This commit is contained in:
John-David Dalton
2016-04-12 21:44:38 -07:00
parent 78a157d675
commit 4275a73170
2 changed files with 39 additions and 8 deletions
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18
lodash.js
View File

@@ -187,7 +187,8 @@
rsBreakRange = rsMathOpRange + rsNonCharRange + rsQuoteRange + rsSpaceRange;
/** Used to compose unicode capture groups. */
var rsAstral = '[' + rsAstralRange + ']',
var rsApos = "['\u2019]",
rsAstral = '[' + rsAstralRange + ']',
rsBreak = '[' + rsBreakRange + ']',
rsCombo = '[' + rsComboMarksRange + rsComboSymbolsRange + ']',
rsDigits = '\\d+',
@@ -205,6 +206,8 @@
/** Used to compose unicode regexes. */
var rsLowerMisc = '(?:' + rsLower + '|' + rsMisc + ')',
rsUpperMisc = '(?:' + rsUpper + '|' + rsMisc + ')',
rsOptLowerContr = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',
rsOptUpperContr = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',
reOptMod = rsModifier + '?',
rsOptVar = '[' + rsVarRange + ']?',
rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
@@ -212,6 +215,9 @@
rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,
rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';
/** Used to match apostrophes. */
var reApos = RegExp(rsApos, 'g');
/**
* Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and
* [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).
@@ -223,10 +229,10 @@
/** Used to match complex or compound words. */
var reComplexWord = RegExp([
rsUpper + '?' + rsLower + '+(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',
rsUpperMisc + '+(?=' + [rsBreak, rsUpper + rsLowerMisc, '$'].join('|') + ')',
rsUpper + '?' + rsLowerMisc + '+',
rsUpper + '+',
rsUpper + '?' + rsLower + '+' + rsOptLowerContr + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',
rsUpperMisc + '+' + rsOptUpperContr + '(?=' + [rsBreak, rsUpper + rsLowerMisc, '$'].join('|') + ')',
rsUpper + '?' + rsLowerMisc + '+' + rsOptLowerContr,
rsUpper + '+' + rsOptUpperContr,
rsDigits,
rsEmoji
].join('|'), 'g');
@@ -4388,7 +4394,7 @@
*/
function createCompounder(callback) {
return function(string) {
return arrayReduce(words(deburr(string)), callback, '');
return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');
};
}

29
test/test.js
View File

@@ -2134,7 +2134,32 @@
assert.deepEqual(actual, lodashStable.map(burredLetters, alwaysTrue));
});
QUnit.test('`_.' + methodName + '` should trim latin-1 mathematical operators', function(assert) {
QUnit.test('`_.' + methodName + '` should remove contraction apostrophes', function(assert) {
assert.expect(2);
var postfixes = ['d', 'll', 'm', 're', 's', 't', 've'];
lodashStable.each(["'", '\u2019'], function(apos) {
var actual = lodashStable.map(postfixes, function(postfix) {
return func('a b' + apos + postfix + ' c');
});
var expected = lodashStable.map(postfixes, function(postfix) {
switch (caseName) {
case 'camel': return 'aB' + postfix + 'C';
case 'kebab': return 'a-b' + postfix + '-c';
case 'lower': return 'a b' + postfix + ' c';
case 'snake': return 'a_b' + postfix + '_c';
case 'start': return 'A B' + postfix + ' C';
case 'upper': return 'A B' + postfix.toUpperCase() + ' C';
}
});
assert.deepEqual(actual, expected);
});
});
QUnit.test('`_.' + methodName + '` should remove latin-1 mathematical operators', function(assert) {
assert.expect(1);
var actual = lodashStable.map(['\xd7', '\xf7'], func);
@@ -2176,7 +2201,7 @@
QUnit.test('should get the original value after cycling through all case methods', function(assert) {
assert.expect(1);
var funcs = [_.camelCase, _.kebabCase, _.snakeCase, _.startCase, _.camelCase];
var funcs = [_.camelCase, _.kebabCase, _.lowerCase, _.snakeCase, _.startCase, _.lowerCase, _.camelCase];
var actual = lodashStable.reduce(funcs, function(result, func) {
return func(result);