v3.4.1

• syntax
  • Don't return an empty string on empty input to Quote
• expand
  • Properly sort in ListEnviron to avoid common prefix issues
• interp
  • export used in functions now affects the global scope
  • Support looking for scripts in $PATH in source
  • Properly slice arrays in parameter expansions

Binaries built on go version go1.17.3 linux/amd64 via a shell script.

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v3.4.0

This release drops support for Go 1.15, which allows the code to start benefitting from io/fs.

• cmd/shfmt
  • Walks directories ~10% faster thanks to filepath.WalkDir
• syntax
  • Add Quote to mirror strconv.Quote for shell syntax
  • Skip null characters when parsing, just like Bash
  • Rewrite fuzzers with Go 1.18's native fuzzing
• fileutil
  • Add CouldBeScript2 using io/fs.DirEntry
• expand
  • Skip or stop at null characters, just like Bash
• interp
  • Set GID just like UID
  • Add support for read -p
  • Add support for pwd flags
  • Create random FIFOs for process substitutions more robustly
  • Avoid leaking an open file when interpreting $(<file)

Binaries built on go version go1.17.1 linux/amd64 via a shell script.

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v3.3.1

Highlights:

• syntax
  • Don't convert & in a separate line into ;
  • Fix a BinaryNextLine edge case idempotency bug
  • Never start printing a command with an escaped newline
• interp
  • Support calling Runner.Reset before Runner.Run
  • Obey set -e for failed redirections

Binaries built on go version go1.16.6 linux/amd64 via a shell script.

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v3.3.0

Highlights:

• cmd/shfmt
  • Document the FORCE_COLOR env var to always use colors in diffs
• syntax
  • Add the printer SingleLine option to avoid printing newlines
  • Positions now use more bits for line numbers than column numbers
  • Test operators like && and || no longer escape newlines
  • Properly handle closing backquotes in a few edge cases
  • Properly handle trailing escaped newlines in heredocs
• interp
  • Redesigned variable scoping to fix a number of edge cases
  • Refactor set -o nounset support to fix many edge cases
  • Deprecate LookPath in favor of LookPathDir
  • Array element words are now expanded correctly
  • Add support for trap with error and exit signals
  • Add support for shopt -s nullglob
  • Add support for type -p

Binaries built on go version go1.16.4 linux/amd64 via a shell script.

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v3.2.4

Highlights:

• cmd/shfmt
  • Don't stop handling arguments when one results in a failure
• expand
  • Don't panic when a backslash is followed by EOF

Binaries built on go version go1.16 linux/amd64 via a shell script.

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v3.2.2

Highlights:

• syntax
  • Avoid comment position panic in the printer

Binaries built on go version go1.15.7 linux/amd64 via a shell script.

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v3.2.1

Highlights:

• syntax
  • Fix an endless loop when parsing single quotes in parameter expansions
  • Properly print assignments using escaped newlines
  • Print inline heredoc comments in the right place
• interp
  • Always expand ~ in Bash test expressions
• expand
  • Don't panic on out of bounds array index expansions

Binaries built on go version go1.15.5 linux/amd64 via a shell script.

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v3.2.0

Highlights:

• cmd/shfmt
  • Add a man page via scdoc; see shfmt.1.scd
  • Add -filename to give a name to standard input
• syntax
  • Add initial support for Bats
  • Protect line and column position numbers against overflows
  • Rewrite arithmetic parsing to fix operator precedence
  • Don't add parentheses to function f {...} declarations for ksh support
  • KeepPadding now obeys extra indentation when using space indentation
  • Properly tokenize (( within test expressions
  • Properly tokenize single quotes within parameter expansions
  • Obey print options inside <<- heredocs
  • Don't simplify indexed parameter expansions in arithmetic expressions
  • Improve parsing errors for missing test expressions
  • LangVariant now implements flag.Value
• interp
  • Avoid panic on C-style loops which omit expressions
  • $@ and $* always exist, so "$@" can expand to zero words

Binaries built on go version go1.15.3 linux/amd64 via a shell script.

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v3.1.2

Highlights:

• syntax
  • Fix brace indentation when using FunctionNextLine
  • Support indirect parameter expansions with transformations
  • Stop heredoc bodies only when the entire line matches
• interp
  • Make the tests pass on 32-bit platforms

Binaries built on go version go1.14.4 linux/amd64.

v3.1.1

Highlights:

• cmd/shfmt
  • Recognise function_next_line in EditorConfig files
• syntax
  • Don't ignore escaped newlines at the end of heredoc bodies
  • Improve support for parsing regexes in test expressions
  • Count columns for KeepPadding in bytes, to better support unicode
  • Never let KeepPadding add spaces right after indentation
• interp
  • Hide unset variables when executing programs

Binaries built on go version go1.14.2 linux/amd64.