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author | Przemyslaw Ciezkowski <pc.pc3t@gmail.com> | 2021-11-25 15:19:17 +0100 |
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committer | Przemyslaw Ciezkowski <pc.pc3t@gmail.com> | 2021-11-25 15:19:52 +0100 |
commit | 1e015088d0878ebbf6545702688dff2d69c9eeb5 (patch) | |
tree | 2e7b84d97013e3f6e85aacdf3445d48cebbc77c2 | |
parent | f9c4dc10d90732cfbe2271dd58b01dd8f4003d15 (diff) | |
download | libgit2-1e015088d0878ebbf6545702688dff2d69c9eeb5.tar.gz |
git_commit_summary: ignore lines with spaces
Fixes libgit2/libgit2#6065
-rw-r--r-- | src/commit.c | 19 | ||||
-rw-r--r-- | tests/commit/commit.c | 3 |
2 files changed, 18 insertions, 4 deletions
diff --git a/src/commit.c b/src/commit.c index 752d98b02..81e5b02d3 100644 --- a/src/commit.c +++ b/src/commit.c @@ -546,7 +546,7 @@ const char *git_commit_message(const git_commit *commit) const char *git_commit_summary(git_commit *commit) { git_str summary = GIT_STR_INIT; - const char *msg, *space; + const char *msg, *space, *next; bool space_contains_newline = false; GIT_ASSERT_ARG_WITH_RETVAL(commit, NULL); @@ -555,10 +555,21 @@ const char *git_commit_summary(git_commit *commit) for (msg = git_commit_message(commit), space = NULL; *msg; ++msg) { char next_character = msg[0]; /* stop processing at the end of the first paragraph */ - if (next_character == '\n' && (!msg[1] || msg[1] == '\n')) - break; + if (next_character == '\n') { + if (!msg[1]) + break; + if (msg[1] == '\n') + break; + /* stop processing if next line contains only whitespace */ + next = msg + 1; + while (*next && git__isspace_nonlf(*next)) { + ++next; + } + if (!*next || *next == '\n') + break; + } /* record the beginning of contiguous whitespace runs */ - else if (git__isspace(next_character)) { + if (git__isspace(next_character)) { if(space == NULL) { space = msg; space_contains_newline = false; diff --git a/tests/commit/commit.c b/tests/commit/commit.c index d4e333b6a..fd574f7f2 100644 --- a/tests/commit/commit.c +++ b/tests/commit/commit.c @@ -139,8 +139,11 @@ void test_commit_commit__summary(void) { assert_commit_summary("One-liner with no trailing newline", "One-liner with no trailing newline"); assert_commit_summary("One-liner with trailing newline", "One-liner with trailing newline\n"); + assert_commit_summary("One-liner with trailing newline and space", "One-liner with trailing newline and space\n "); assert_commit_summary("Trimmed leading&trailing newlines", "\n\nTrimmed leading&trailing newlines\n\n"); assert_commit_summary("First paragraph only", "\nFirst paragraph only\n\n(There are more!)"); + assert_commit_summary("First paragraph only with space in the next line", "\nFirst paragraph only with space in the next line\n \n(There are more!)"); + assert_commit_summary("First paragraph only with spaces in the next line", "\nFirst paragraph only with spaces in the next line\n \n(There are more!)"); assert_commit_summary("First paragraph with unwrapped trailing\tlines", "\nFirst paragraph\nwith unwrapped\ntrailing\tlines\n\n(Yes, unwrapped!)"); assert_commit_summary("\tLeading tabs", "\tLeading\n\ttabs\n\nare preserved"); /* tabs around newlines are collapsed down to a single space */ assert_commit_summary(" Leading Spaces", " Leading\n Spaces\n\nare preserved"); /* spaces around newlines are collapsed down to a single space */ |