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v.help: update help for fmt (#21430)

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Turiiya 2024-05-05 15:17:15 +02:00 committed by GitHub
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vlib/v/help/common/fmt.txt
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@ -16,7 +16,7 @@ Options:
-diff Display the differences between the formatted source(s) -diff Display the differences between the formatted source(s)
and the original source(s). This will attempt to find a and the original source(s). This will attempt to find a
working `diff` command automatically unless you specify one working `diff` command automatically unless you specify one
with the VDIFF_TOOL environment variable. with the VDIFF_CMD environment variable.
-l List files whose formatting differs from vfmt. -l List files whose formatting differs from vfmt.
@ -33,11 +33,7 @@ Options:
checking code contributions in CI for example. checking code contributions in CI for example.
Environment Variables: Environment Variables:
VDIFF_TOOL A command-line tool that will be executed with the original VDIFF_CMD A custom tool and options that will be used for viewing the
file path and a temporary formatted file path as arguments. differences between the original and the temporarily formatted
e.g. `VDIFF_TOOL=opendiff v fmt -diff path/to/file.v` will files, e.g.: `VDIFF_CMD="diff -y -W 100" v fmt -diff path/file.v`
become: opendiff path/to/file.v /tmp/v/vfmt_file.v
VDIFF_OPTIONS A set of command-line options to be sent immediately after
the `diff` command. e.g. VDIFF_OPTIONS="-W 80 -y"
v fmt -diff path/to/file.v /tmp/v/vfmt_file.v