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Add String#remove(pattern) as a short-hand for the common pattern of …

…String#gsub(pattern, '')
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1 parent d126a08 commit 5da23a3f921f0a4a3139495d2779ab0d3bd4cb5f @dhh dhh committed Aug 13, 2013
@@ -1,3 +1,7 @@
+* Add String#remove(pattern) as a short-hand for the common pattern of String#gsub(pattern, '')
+
+ *DHH*
+
* Adds a new deprecation behaviour that raises an exception. Throwing this
line into +config/environments/development.rb+
@@ -20,6 +20,16 @@ def squish!
self
end
+ # Returns a new string with all occurances of the pattern removed. Short-hand for String#gsub(pattern, '').
+ def remove(pattern)
+ gsub pattern, ''
+ end
+
+ # Alters the string by removing all occurances of the pattern. Short-hand for String#gsub!(pattern, '').
+ def remove!(pattern)
+ gsub! pattern, ''
+ end
+
# Truncates a given +text+ after a given <tt>length</tt> if +text+ is longer than <tt>length</tt>:
#
# 'Once upon a time in a world far far away'.truncate(27)
@@ -277,6 +277,11 @@ def test_truncate_multibyte
def test_truncate_should_not_be_html_safe
assert !"Hello World!".truncate(12).html_safe?
end
+
+ def test_remove
+ assert_equal "Summer", "Fast Summer".remove(/Fast /)
+ assert_equal "Summer", "Fast Summer".remove!(/Fast /)
+ end
def test_constantize
run_constantize_tests_on do |string|

4 comments on commit 5da23a3

@robertomiranda
Contributor

❤️

@mdespuits
Contributor

I could have sworn there was something built into Ruby that already did this, but I guess not!

❤️

@steveklabnik
Member

There is String#delete, which does not take a regex.

@jonatack
Contributor

Good idea.

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