Update dependency shfmt to v3.7.0

v3.7.0

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• syntax
  • Correctly parse $foo#bar as a single word - #​1003
  • Make &> redirect operators an error in POSIX mode - #​991
  • Avoid producing invalid shell when minifying some heredocs - #​923
  • Revert the simplification of ${foo:-} into ${foo-} - #​970
• interp
  • Add ExecHandlers to support layering multiple middlewares - #​964
  • Add initial support for the select clause - #​969
  • Support combining the errexit and pipefail options - #​870
  • Set EUID just like UID - #​958
  • Replace panics on unimplemented builtins with errors - #​999
  • Tweak build tags to support building for js/wasm - #​983
• syntax/typedjson
  • Avoid reflect.Value.MethodByName to reduce binary sizes - #​961

v3.6.0

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This release drops support for Go 1.17 and includes many features and fixes.

• cmd/shfmt
  • Implement --from-json as the reverse of --to-json - [#​900]
  • Improve the quality of the --to-json output - [#​900]
  • Provide detected language when erroring with -ln=auto - [#​803]
• syntax
  • Don't require peeking two bytes after echo * - [#​835]
  • Simplify ${name:-} to the equivalent ${name-} - [#​849]
  • Don't print trailing whitespaces on nested subshells - [#​814]
  • Don't print extra newlines in some case clauses - [#​779]
  • Don't indent comments preceding case clause items - [#​917]
  • Allow escaped newlines before unquoted words again - [#​873]
  • Parse a redirections edge case without spaces - [#​879]
  • Give a helpful error when <<< is used in POSIX mode - [#​881]
  • Forbid ${!foo*} and ${!foo@} in mksh mode - [#​929]
  • Batch allocations less aggressively in the parser
• syntax/typedjson
  • Expose --from-json and --to-json as Go APIs - [#​885]
• expand
  • Improve support for expanding array keys and values - [#​884]
  • Don't panic on unsupported syntax nodes - [#​841]
  • Don't panic on division by zero - [#​892]
  • Properly expand unquoted parameters with spaces - [#​886]
  • Trim spaces when converting strings to integers - [#​928]
• interp
  • Add initial implementation for mapfile and readarray - [#​863]
  • Improve matching patterns against multiple lines - [#​866]
  • Support %b in the printf builtin - [#​955]
  • Display all Bash options in shopt - [#​877]
• pattern
  • Add EntireString to match the entire string using ^$ - [#​866]

v3.5.1

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• cmd/shfmt
  • Fix the Docker publishing script bug which broke 3.5.0 - [#​860]
• interp
  • Support multi-line strings when pattern matching in [[ - [#​861]
  • Invalid glob words are no longer removed with nullglob - [#​862]
• pattern
  • Regexp now returns the typed error SyntaxError - [#​862]

v3.5.0

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This release drops support for Go 1.16 and includes many new features.

• cmd/shfmt
  • Switch to -ln=auto by default to detect the shell language
  • Add support for long flags, like --indent for -i
• syntax
  • Allow extglob wildcards as function names like @() { ... }
  • Add support for heredocs surrounded by backquotes
  • Add support for backquoted inline comments
  • Add NewPos to create Pos values externally
  • Support escaped newlines with CRLF line endings
  • Minify no longer omits a leading shebang comment
  • Avoid printing escaped newlines in non-quoted words
  • Fix some printer edge cases where comments weren't properly spaced
• fileutil
  • Add Shebang to extract the shell language from a #! line
• expand
  • Reimplement globstar ** globbing for correctness
  • Replace os.Stat as the last direct use of the filesystem
• interp
  • Add CallHandler to intercept all interpreted CallExpr nodes
  • Add ReadDirHandler to intercept glob expansion filesystem reads
  • Add StatHandler to intercept os.Stat and os.Lstat calls
  • Always surface exit codes from command substitutions
  • Add initial and incomplete support for set -x
  • Add support for cd - as cd "$OLDPWD"
  • Avoid panic on set - args

v3.4.3

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• cmd/shfmt
  • New Docker v3 tag to track the latest stable version
  • Don't duplicate errors when walking directories
• interp
  • Properly handle empty paths in the test builtin
  • Allow unsetting global vars from inside a function again
  • Use %w to wrap errors in Dir

v3.4.2

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• The tests no longer assume what locales are installed
• interp
  • Keep PATH list separators OS-specific to fix a recent regression
  • Avoid negative elapsed durations in the time builtin

v3.4.1

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• 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

v3.4.0

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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)

v3.3.1

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• 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

v3.3.0

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• 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

v3.2.4

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

v3.2.2

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• syntax
  • Avoid comment position panic in the printer

v3.2.1

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• 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