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	56066523ed
	
	
	
		
			
			During the development of chainlint.pl, numerous new self-tests were
created to verify correct functioning beyond the checks already
represented by the existing self-tests. The new checks fall into several
categories:
* behavior of the lexical analyzer for complex cases, such as line
  splicing, token pasting, entering and exiting string contexts inside
  and outside of test script bodies; for instance:
    test_expect_success 'title' '
      x=$(echo "something" |
        sed -e '\''s/\\/\\\\/g'\'' -e '\''s/[[/.*^$]/\\&/g'\''
    '
* behavior of the parser for all compound grammatical constructs, such
  as `if...fi`, `case...esac`, `while...done`, `{...}`, etc., and for
  other legal shell grammatical constructs not covered by existing
  chainlint.sed self-tests, as well as complex cases, such as:
    OUT=$( ((large_git 1>&3) | :) 3>&1 ) &&
* detection of problems, such as &&-chain breakage, from top-level to
  any depth since the existing self-tests do not cover any top-level
  context and only cover subshells one level deep due to limitations of
  chainlint.sed
* address blind spots in chainlint.sed (such as not detecting a broken
  &&-chain on a one-line for-loop in a subshell[1]) which chainlint.pl
  correctly detects
* real-world cases which tripped up chainlint.pl during its development
[1]: https://lore.kernel.org/git/dce35a47012fecc6edc11c68e91dbb485c5bc36f.1661663880.git.gitgitgadget@gmail.com/
Signed-off-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
		
	
		
			
				
	
	
		
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| git init dir-rename-and-content &&
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| (
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| 	cd dir-rename-and-content &&
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| 	test_write_lines 1 2 3 4 5 >foo &&
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| 	mkdir olddir &&
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| 	for i in a b c; do echo $i >olddir/$i; ?!LOOP?! done ?!AMP?!
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| 	git add foo olddir &&
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| 	git commit -m "original" &&
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| )
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