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// Test the `trim` method.
#let str = "Typst, LaTeX, Word, InDesign"
#let array = ("Typst", "LaTeX", "Word", "InDesign")
#test(str.split(",").map(s => s.trim()), array)
#test("".trim(), "")
#test(" abc ".trim(at: start), "abc ")
#test(" abc ".trim(at: end, repeat: true), " abc")
#test(" abc".trim(at: start, repeat: false), "abc")
#test("aabcaa".trim("a", repeat: false), "abca")
#test("aabca".trim("a", at: start), "bca")
#test("aabcaa".trim("a", at: end, repeat: false), "aabca")
#test("".trim(regex(".")), "")
#test("123abc456".trim(regex("\d")), "abc")
#test("123abc456".trim(regex("\d"), repeat: false), "23abc45")
#test("123a4b5c678".trim(regex("\d"), repeat: true), "a4b5c")
#test("123a4b5c678".trim(regex("\d"), repeat: false), "23a4b5c67")
#test("123abc456".trim(regex("\d"), at: start), "abc456")
#test("123abc456".trim(regex("\d"), at: end), "123abc")
#test("123abc456".trim(regex("\d+"), at: end, repeat: false), "123abc")
#test("123abc456".trim(regex("\d{1,2}$"), repeat: false), "123abc4")
#test("hello world".trim(regex(".")), "")
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