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# tests for string builtin
# mostly taken from examples
string length 'hello, world'
string length -q ""; and echo not zero length
string sub --length 2 abcde
string sub -s 2 -l 2 abcde
string sub --start=-2 abcde
string split . example.com
string split -r -m1 / /usr/local/bin/fish
string split '' abc
seq 3 | string join ...
echo ' abc '
string trim ' abc '
string trim --right --chars=yz xyzzy zany
echo \x07 | string escape
string match '?' a
string match 'a*b' axxb
string match -i 'a??B' Axxb
echo 'ok?' | string match '*\?'
string match -r 'cat|dog|fish' 'nice dog'
string match -r '(\d\d?):(\d\d):(\d\d)' 2:34:56
string match -r '^(\w{2,4})\g1$' papa mud murmur
string match -r -a -n at ratatat
string match -r -i '0x[0-9a-f]{1,8}' 'int magic = 0xBadC0de;'
string replace is was 'blue is my favorite'
string replace 3rd last 1st 2nd 3rd
string replace -a ' ' _ 'spaces to underscores'
string replace -r -a '[^\d.]+' ' ' '0 one two 3.14 four 5x'
string replace -r '(\w+)\s+(\w+)' '$2 $1 $$' 'left right'
string replace -r '\s*newline\s*' '\n' 'put a newline here'
string replace -r -a '(\w)' '$1$1' ab
# test some failure cases
string match -r '[' 'a[sd' 2>/dev/null; or echo "invalid expression error"
string invalidarg 2>/dev/null; or echo "invalid argument error"
string length 2>/dev/null; or echo "missing argument returns 0"
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