diff options
| -rw-r--r-- | builtin/help.c | 30 | ||||
| -rw-r--r-- | git.c | 15 | ||||
| -rwxr-xr-x | t/t0012-help.sh | 52 |
3 files changed, 89 insertions, 8 deletions
diff --git a/builtin/help.c b/builtin/help.c index e8f79d7af5..49f7a07f85 100644 --- a/builtin/help.c +++ b/builtin/help.c @@ -37,8 +37,10 @@ static int show_all = 0; static int show_guides = 0; static unsigned int colopts; static enum help_format help_format = HELP_FORMAT_NONE; +static int exclude_guides; static struct option builtin_help_options[] = { OPT_BOOL('a', "all", &show_all, N_("print all available commands")), + OPT_HIDDEN_BOOL(0, "exclude-guides", &exclude_guides, N_("exclude guides")), OPT_BOOL('g', "guides", &show_guides, N_("print list of useful guides")), OPT_SET_INT('m', "man", &help_format, N_("show man page"), HELP_FORMAT_MAN), OPT_SET_INT('w', "web", &help_format, N_("show manual in web browser"), @@ -426,10 +428,29 @@ static void list_common_guides_help(void) putchar('\n'); } +static const char *check_git_cmd(const char* cmd) +{ + char *alias; + + if (is_git_command(cmd)) + return cmd; + + alias = alias_lookup(cmd); + if (alias) { + printf_ln(_("`git %s' is aliased to `%s'"), cmd, alias); + free(alias); + exit(0); + } + + if (exclude_guides) + return help_unknown_cmd(cmd); + + return cmd; +} + int cmd_help(int argc, const char **argv, const char *prefix) { int nongit; - char *alias; enum help_format parsed_help_format; argc = parse_options(argc, argv, prefix, builtin_help_options, @@ -469,12 +490,7 @@ int cmd_help(int argc, const char **argv, const char *prefix) if (help_format == HELP_FORMAT_NONE) help_format = parse_help_format(DEFAULT_HELP_FORMAT); - alias = alias_lookup(argv[0]); - if (alias && !is_git_command(argv[0])) { - printf_ln(_("`git %s' is aliased to `%s'"), argv[0], alias); - free(alias); - return 0; - } + argv[0] = check_git_cmd(argv[0]); switch (help_format) { case HELP_FORMAT_NONE: @@ -522,21 +522,34 @@ static void strip_extension(const char **argv) static void handle_builtin(int argc, const char **argv) { + struct argv_array args = ARGV_ARRAY_INIT; const char *cmd; struct cmd_struct *builtin; strip_extension(argv); cmd = argv[0]; - /* Turn "git cmd --help" into "git help cmd" */ + /* Turn "git cmd --help" into "git help --exclude-guides cmd" */ if (argc > 1 && !strcmp(argv[1], "--help")) { + int i; + argv[1] = argv[0]; argv[0] = cmd = "help"; + + for (i = 0; i < argc; i++) { + argv_array_push(&args, argv[i]); + if (!i) + argv_array_push(&args, "--exclude-guides"); + } + + argc++; + argv = args.argv; } builtin = get_builtin(cmd); if (builtin) exit(run_builtin(builtin, argc, argv)); + argv_array_clear(&args); } static void execv_dashed_external(const char **argv) diff --git a/t/t0012-help.sh b/t/t0012-help.sh new file mode 100755 index 0000000000..8faba2e8bc --- /dev/null +++ b/t/t0012-help.sh @@ -0,0 +1,52 @@ +#!/bin/sh + +test_description='help' + +. ./test-lib.sh + +configure_help () { + test_config help.format html && + + # Unless the path has "://" in it, Git tries to make sure + # the documentation directory locally exists. Avoid it as + # we are only interested in seeing an attempt to correctly + # invoke a help browser in this test. + test_config help.htmlpath test://html && + + # Name a custom browser + test_config browser.test.cmd ./test-browser && + test_config help.browser test +} + +test_expect_success "setup" ' + # Just write out which page gets requested + write_script test-browser <<-\EOF + echo "$*" >test-browser.log + EOF +' + +test_expect_success "works for commands and guides by default" ' + configure_help && + git help status && + echo "test://html/git-status.html" >expect && + test_cmp expect test-browser.log && + git help revisions && + echo "test://html/gitrevisions.html" >expect && + test_cmp expect test-browser.log +' + +test_expect_success "--exclude-guides does not work for guides" ' + >test-browser.log && + test_must_fail git help --exclude-guides revisions && + test_must_be_empty test-browser.log +' + +test_expect_success "--help does not work for guides" " + cat <<-EOF >expect && + git: 'revisions' is not a git command. See 'git --help'. + EOF + test_must_fail git revisions --help 2>actual && + test_i18ncmp expect actual +" + +test_done |