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| author | Nobuyoshi Nakada <nobu@ruby-lang.org> | 2024-03-13 12:00:38 +0900 |
|---|---|---|
| committer | Nobuyoshi Nakada <nobu@ruby-lang.org> | 2024-03-14 01:19:57 +0900 |
| commit | c843afbf6f841bfb18afef3e7c87e48591fd4689 (patch) | |
| tree | 474b9aa7ebaa87bfa085500cfa48d6ede86e7941 /ruby.c | |
| parent | a05dfbd405fda4acef8c56561ab15e41e56c6abd (diff) | |
| download | ruby-c843afbf6f841bfb18afef3e7c87e48591fd4689.tar.gz | |
Chomp last punctuations from descriptions for `-h`
The following parts will not be shown for `-h` option. And not to
reach 80 columns. Some terminal emulators (Windows command prompt at
least) wrap the cursor to the next line when reaching the rightmost
column, before exceeding.
Diffstat (limited to 'ruby.c')
| -rw-r--r-- | ruby.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -254,6 +254,7 @@ show_usage_part(const char *str, const unsigned int namelen, const char *sb = highlight ? esc_bold : esc_none; const char *se = highlight ? esc_reset : esc_none; unsigned int desclen = (unsigned int)strcspn(desc, "\n"); + if (!help && desclen > 0 && strchr(".;:", desc[desclen-1])) --desclen; if (help && (namelen + 1 > w) && /* a padding space */ (int)(namelen + secondlen + indent_width) >= columns) { printf(USAGE_INDENT "%s" "%.*s" "%s\n", sb, namelen, str, se); @@ -341,7 +342,7 @@ usage(const char *name, int help, int highlight, int columns) M("-S", "", "Search directories found in the PATH environment variable."), M("-v", "", "Print version; set $VERBOSE to true."), M("-w", "", "Synonym for -W1."), - M("-W[level=2|:category]", "", "Set warning flag ($-W):\n" + M("-W[level=2|:category]", "", "Set warning flag ($-W):\n" "0 for silent; 1 for moderate; 2 for verbose."), M("-x[dirpath]", "", "Execute Ruby code starting from a #!ruby line."), M("--jit", "", "Enable JIT for the platform; same as " PLATFORM_JIT_OPTION "."), @@ -363,7 +364,7 @@ usage(const char *name, int help, int highlight, int columns) M("--dump=items", "", "Dump items; see list below."), M("--enable=features", "", "Enable features; see list below."), M("--external-encoding=encoding", "", "Set default external encoding."), - M("--help", "", "Print long help message; use -h for short message."), + M("--help", "", "Print long help message; use -h for short message."), M("--internal-encoding=encoding", "", "Set default internal encoding."), M("--parser=parser", "", "Set Ruby parser: parse.y or prism."), M("--verbose", "", "Set $VERBOSE to true; ignore input from $stdin."), |