diff options
| -rw-r--r-- | Documentation/config/mergetool.txt | 15 | ||||
| -rw-r--r-- | Documentation/git-mergetool--lib.txt | 4 | ||||
| -rwxr-xr-x | git-difftool--helper.sh | 6 | ||||
| -rw-r--r-- | git-mergetool--lib.sh | 11 | ||||
| -rwxr-xr-x | git-mergetool.sh | 50 | ||||
| -rwxr-xr-x | t/t7610-mergetool.sh | 18 |
6 files changed, 101 insertions, 3 deletions
diff --git a/Documentation/config/mergetool.txt b/Documentation/config/mergetool.txt index 16a27443a3..90f76f5b9b 100644 --- a/Documentation/config/mergetool.txt +++ b/Documentation/config/mergetool.txt @@ -13,6 +13,11 @@ mergetool.<tool>.cmd:: merged; 'MERGED' contains the name of the file to which the merge tool should write the results of a successful merge. +mergetool.<tool>.hideResolved:: + Allows the user to override the global `mergetool.hideResolved` value + for a specific tool. See `mergetool.hideResolved` for the full + description. + mergetool.<tool>.trustExitCode:: For a custom merge command, specify whether the exit code of the merge command can be used to determine whether the merge was @@ -40,6 +45,16 @@ mergetool.meld.useAutoMerge:: value of `false` avoids using `--auto-merge` altogether, and is the default value. +mergetool.hideResolved:: + During a merge Git will automatically resolve as many conflicts as + possible and write the 'MERGED' file containing conflict markers around + any conflicts that it cannot resolve; 'LOCAL' and 'REMOTE' normally + represent the versions of the file from before Git's conflict + resolution. This flag causes 'LOCAL' and 'REMOTE' to be overwriten so + that only the unresolved conflicts are presented to the merge tool. Can + be configured per-tool via the `mergetool.<tool>.hideResolved` + configuration variable. Defaults to `true`. + mergetool.keepBackup:: After performing a merge, the original file with conflict markers can be saved as a file with a `.orig` extension. If this variable diff --git a/Documentation/git-mergetool--lib.txt b/Documentation/git-mergetool--lib.txt index 4da9d24096..3e8f59ac0e 100644 --- a/Documentation/git-mergetool--lib.txt +++ b/Documentation/git-mergetool--lib.txt @@ -38,6 +38,10 @@ get_merge_tool_cmd:: get_merge_tool_path:: returns the custom path for a merge tool. +initialize_merge_tool:: + bring merge tool specific functions into scope so they can be used or + overridden. + run_merge_tool:: launches a merge tool given the tool name and a true/false flag to indicate whether a merge base is present. diff --git a/git-difftool--helper.sh b/git-difftool--helper.sh index 46af3e60b7..992124cc67 100755 --- a/git-difftool--helper.sh +++ b/git-difftool--helper.sh @@ -61,6 +61,9 @@ launch_merge_tool () { export BASE eval $GIT_DIFFTOOL_EXTCMD '"$LOCAL"' '"$REMOTE"' else + initialize_merge_tool "$merge_tool" + # ignore the error from the above --- run_merge_tool + # will diagnose unusable tool by itself run_merge_tool "$merge_tool" fi } @@ -79,6 +82,9 @@ if test -n "$GIT_DIFFTOOL_DIRDIFF" then LOCAL="$1" REMOTE="$2" + initialize_merge_tool "$merge_tool" + # ignore the error from the above --- run_merge_tool + # will diagnose unusable tool by itself run_merge_tool "$merge_tool" false else # Launch the merge tool on each path provided by 'git diff' diff --git a/git-mergetool--lib.sh b/git-mergetool--lib.sh index 78f3647ed9..542a6a75eb 100644 --- a/git-mergetool--lib.sh +++ b/git-mergetool--lib.sh @@ -166,6 +166,10 @@ setup_tool () { return 1 } + hide_resolved_enabled () { + return 0 + } + translate_merge_tool_path () { echo "$1" } @@ -250,6 +254,10 @@ trust_exit_code () { fi } +initialize_merge_tool () { + # Bring tool-specific functions into scope + setup_tool "$1" || return 1 +} # Entry point for running tools run_merge_tool () { @@ -261,9 +269,6 @@ run_merge_tool () { merge_tool_path=$(get_merge_tool_path "$1") || exit base_present="$2" - # Bring tool-specific functions into scope - setup_tool "$1" || return 1 - if merge_mode then run_merge_cmd "$1" diff --git a/git-mergetool.sh b/git-mergetool.sh index e3f6d543fb..911470a5b2 100755 --- a/git-mergetool.sh +++ b/git-mergetool.sh @@ -239,6 +239,13 @@ checkout_staged_file () { fi } +hide_resolved () { + git merge-file --ours -q -p "$LOCAL" "$BASE" "$REMOTE" >"$LCONFL" + git merge-file --theirs -q -p "$LOCAL" "$BASE" "$REMOTE" >"$RCONFL" + mv -- "$LCONFL" "$LOCAL" + mv -- "$RCONFL" "$REMOTE" +} + merge_file () { MERGED="$1" @@ -265,6 +272,8 @@ merge_file () { ext= esac + initialize_merge_tool "$merge_tool" || return + mergetool_tmpdir_init if test "$MERGETOOL_TMPDIR" != "." @@ -276,7 +285,9 @@ merge_file () { BACKUP="$MERGETOOL_TMPDIR/${BASE}_BACKUP_$$$ext" LOCAL="$MERGETOOL_TMPDIR/${BASE}_LOCAL_$$$ext" + LCONFL="$MERGETOOL_TMPDIR/${BASE}_LOCAL_LCONFL_$$$ext" REMOTE="$MERGETOOL_TMPDIR/${BASE}_REMOTE_$$$ext" + RCONFL="$MERGETOOL_TMPDIR/${BASE}_REMOTE_RCONFL_$$$ext" BASE="$MERGETOOL_TMPDIR/${BASE}_BASE_$$$ext" base_mode= local_mode= remote_mode= @@ -322,6 +333,45 @@ merge_file () { checkout_staged_file 2 "$MERGED" "$LOCAL" checkout_staged_file 3 "$MERGED" "$REMOTE" + # hideResolved preferences hierarchy. + global_config="mergetool.hideResolved" + tool_config="mergetool.${merge_tool}.hideResolved" + + if enabled=$(git config --type=bool "$tool_config") + then + # The user has a specific preference for a specific tool and no + # other preferences should override that. + : ; + elif enabled=$(git config --type=bool "$global_config") + then + # The user has a general preference for all tools. + # + # 'true' means the user likes the feature so we should use it + # where possible but tool authors can still override. + # + # 'false' means the user doesn't like the feature so we should + # not use it anywhere. + if test "$enabled" = true && hide_resolved_enabled + then + enabled=true + else + enabled=false + fi + else + # The user does not have a preference. Ask the tool. + if hide_resolved_enabled + then + enabled=true + else + enabled=false + fi + fi + + if test "$enabled" = true + then + hide_resolved + fi + if test -z "$local_mode" || test -z "$remote_mode" then echo "Deleted merge conflict for '$MERGED':" diff --git a/t/t7610-mergetool.sh b/t/t7610-mergetool.sh index 04b0095072..8cc64729ad 100755 --- a/t/t7610-mergetool.sh +++ b/t/t7610-mergetool.sh @@ -842,4 +842,22 @@ test_expect_success 'mergetool --tool-help shows recognized tools' ' grep meld mergetools ' +test_expect_success 'mergetool hideResolved' ' + test_config mergetool.hideResolved true && + test_when_finished "git reset --hard" && + git checkout -b test${test_count}_b main && + test_write_lines >file1 base "" a && + git commit -a -m "base" && + test_write_lines >file1 base "" c && + git commit -a -m "remote update" && + git checkout -b test${test_count}_a HEAD~ && + test_write_lines >file1 local "" b && + git commit -a -m "local update" && + test_must_fail git merge test${test_count}_b && + yes "" | git mergetool file1 && + test_write_lines >expect local "" c && + test_cmp expect file1 && + git commit -m "test resolved with mergetool" +' + test_done |