mergetool--lib: Make style consistent with git

Use the predominant conditional style where "then" appears
alone on the line after the test expression.
Remove spaces after ">" output redirections.
Remove unnecessary parentheses around the kdiff3 commands.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-mergetool--lib.sh b/git-mergetool--lib.sh
index 9a89e8f31981a0c82cf25ab6c75a6f841c7ba79b..5820a6354a706324c755f31df71f328122f7a45b 100644 (file)
--- a/git-mergetool--lib.sh
+++ b/git-mergetool--lib.sh
@@ -32,10 +32,12 @@ translate_merge_tool_path () {
 }
 
 check_unchanged () {
-       if test "$MERGED" -nt "$BACKUP"; then
+       if test "$MERGED" -nt "$BACKUP"
+       then
                status=0
        else
-               while true; do
+               while true
+               do
                        echo "$MERGED seems unchanged."
                        printf "Was the merge successful? [y/n] "
                        read answer
@@ -53,17 +55,20 @@ valid_tool () {
        kdiff3 | meld | opendiff | p4merge | tkdiff | vimdiff | vimdiff2 | xxdiff)
                ;; # happy
        kompare)
-               if ! diff_mode; then
+               if ! diff_mode
+               then
                        return 1
                fi
                ;;
        tortoisemerge)
-               if ! merge_mode; then
+               if ! merge_mode
+               then
                        return 1
                fi
                ;;
        *)
-               if test -z "$(get_merge_tool_cmd "$1")"; then
+               if test -z "$(get_merge_tool_cmd "$1")"
+               then
                        return 1
                fi
                ;;
@@ -72,12 +77,14 @@ valid_tool () {
 
 get_merge_tool_cmd () {
        # Prints the custom command for a merge tool
-       if test -n "$1"; then
+       if test -n "$1"
+       then
                merge_tool="$1"
        else
                merge_tool="$(get_merge_tool)"
        fi
-       if diff_mode; then
+       if diff_mode
+       then
                echo "$(git config difftool.$merge_tool.cmd ||
                        git config mergetool.$merge_tool.cmd)"
        else
@@ -97,9 +104,11 @@ run_merge_tool () {
 
        case "$1" in
        araxis)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" -wait -merge -3 -a1 \
                                        "$BASE" "$LOCAL" "$REMOTE" "$MERGED" \
                                        >/dev/null 2>&1
@@ -115,9 +124,11 @@ run_merge_tool () {
                fi
                ;;
        bc3)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" "$LOCAL" "$REMOTE" "$BASE" \
                                        -mergeoutput="$MERGED"
                        else
@@ -130,9 +141,11 @@ run_merge_tool () {
                fi
                ;;
        diffuse)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" \
                                        "$LOCAL" "$MERGED" "$REMOTE" \
                                        "$BASE" | cat
@@ -146,9 +159,11 @@ run_merge_tool () {
                fi
                ;;
        ecmerge)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" \
                                        --default --mode=merge3 --to="$MERGED"
                        else
@@ -162,8 +177,10 @@ run_merge_tool () {
                fi
                ;;
        emerge)
-               if merge_mode; then
-                       if $base_present; then
+               if merge_mode
+               then
+                       if $base_present
+                       then
                                "$merge_tool_path" \
                                        -f emerge-files-with-ancestor-command \
                                        "$LOCAL" "$REMOTE" "$BASE" \
@@ -181,9 +198,11 @@ run_merge_tool () {
                fi
                ;;
        gvimdiff|vimdiff)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" -f -d -c "wincmd J" \
                                        "$MERGED" "$LOCAL" "$BASE" "$REMOTE"
                        else
@@ -198,7 +217,8 @@ run_merge_tool () {
                fi
                ;;
        gvimdiff2|vimdiff2)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
                        "$merge_tool_path" -f -d -c "wincmd l" \
                                "$LOCAL" "$MERGED" "$REMOTE"
@@ -210,36 +230,39 @@ run_merge_tool () {
                fi
                ;;
        kdiff3)
-               if merge_mode; then
-                       if $base_present; then
-                               ("$merge_tool_path" --auto \
+               if merge_mode
+               then
+                       if $base_present
+                       then
+                               "$merge_tool_path" --auto \
                                        --L1 "$MERGED (Base)" \
                                        --L2 "$MERGED (Local)" \
                                        --L3 "$MERGED (Remote)" \
                                        -o "$MERGED" \
                                        "$BASE" "$LOCAL" "$REMOTE" \
-                               > /dev/null 2>&1)
+                               >/dev/null 2>&1
                        else
-                               ("$merge_tool_path" --auto \
+                               "$merge_tool_path" --auto \
                                        --L1 "$MERGED (Local)" \
                                        --L2 "$MERGED (Remote)" \
                                        -o "$MERGED" \
                                        "$LOCAL" "$REMOTE" \
-                               > /dev/null 2>&1)
+                               >/dev/null 2>&1
                        fi
                        status=$?
                else
-                       ("$merge_tool_path" --auto \
+                       "$merge_tool_path" --auto \
                                --L1 "$MERGED (A)" \
                                --L2 "$MERGED (B)" "$LOCAL" "$REMOTE" \
-                       > /dev/null 2>&1)
+                       >/dev/null 2>&1
                fi
                ;;
        kompare)
                "$merge_tool_path" "$LOCAL" "$REMOTE"
                ;;
        meld)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
                        "$merge_tool_path" "$LOCAL" "$MERGED" "$REMOTE"
                        check_unchanged
@@ -248,9 +271,11 @@ run_merge_tool () {
                fi
                ;;
        opendiff)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" "$LOCAL" "$REMOTE" \
                                        -ancestor "$BASE" \
                                        -merge "$MERGED" | cat
@@ -264,7 +289,8 @@ run_merge_tool () {
                fi
                ;;
        p4merge)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
                        $base_present || >"$BASE"
                        "$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" "$MERGED"
@@ -274,8 +300,10 @@ run_merge_tool () {
                fi
                ;;
        tkdiff)
-               if merge_mode; then
-                       if $base_present; then
+               if merge_mode
+               then
+                       if $base_present
+                       then
                                "$merge_tool_path" -a "$BASE" \
                                        -o "$MERGED" "$LOCAL" "$REMOTE"
                        else
@@ -288,7 +316,8 @@ run_merge_tool () {
                fi
                ;;
        tortoisemerge)
-               if $base_present; then
+               if $base_present
+               then
                        touch "$BACKUP"
                        "$merge_tool_path" \
                                -base:"$BASE" -mine:"$LOCAL" \
@@ -300,9 +329,11 @@ run_merge_tool () {
                fi
                ;;
        xxdiff)
-               if merge_mode; then
+               if merge_mode
+               then
                        touch "$BACKUP"
-                       if $base_present; then
+                       if $base_present
+                       then
                                "$merge_tool_path" -X --show-merged-pane \
                                        -R 'Accel.SaveAsMerged: "Ctrl-S"' \
                                        -R 'Accel.Search: "Ctrl+F"' \
@@ -327,16 +358,20 @@ run_merge_tool () {
                ;;
        *)
                merge_tool_cmd="$(get_merge_tool_cmd "$1")"
-               if test -z "$merge_tool_cmd"; then
-                       if merge_mode; then
+               if test -z "$merge_tool_cmd"
+               then
+                       if merge_mode
+                       then
                                status=1
                        fi
                        break
                fi
-               if merge_mode; then
+               if merge_mode
+               then
                        trust_exit_code="$(git config --bool \
                                mergetool."$1".trustExitCode || echo false)"
-                       if test "$trust_exit_code" = "false"; then
+                       if test "$trust_exit_code" = "false"
+                       then
                                touch "$BACKUP"
                                ( eval $merge_tool_cmd )
                                check_unchanged
@@ -353,13 +388,16 @@ run_merge_tool () {
 }
 
 guess_merge_tool () {
-       if merge_mode; then
+       if merge_mode
+       then
                tools="tortoisemerge"
        else
                tools="kompare"
        fi
-       if test -n "$DISPLAY"; then
-               if test -n "$GNOME_DESKTOP_SESSION_ID" ; then
+       if test -n "$DISPLAY"
+       then
+               if test -n "$GNOME_DESKTOP_SESSION_ID"
+               then
                        tools="meld opendiff kdiff3 tkdiff xxdiff $tools"
                else
                        tools="opendiff kdiff3 tkdiff xxdiff meld $tools"
@@ -380,7 +418,8 @@ guess_merge_tool () {
        for i in $tools
        do
                merge_tool_path="$(translate_merge_tool_path "$i")"
-               if type "$merge_tool_path" > /dev/null 2>&1; then
+               if type "$merge_tool_path" >/dev/null 2>&1
+               then
                        echo "$i"
                        return 0
                fi
@@ -393,12 +432,14 @@ guess_merge_tool () {
 get_configured_merge_tool () {
        # Diff mode first tries diff.tool and falls back to merge.tool.
        # Merge mode only checks merge.tool
-       if diff_mode; then
+       if diff_mode
+       then
                merge_tool=$(git config diff.tool || git config merge.tool)
        else
                merge_tool=$(git config merge.tool)
        fi
-       if test -n "$merge_tool" && ! valid_tool "$merge_tool"; then
+       if test -n "$merge_tool" && ! valid_tool "$merge_tool"
+       then
                echo >&2 "git config option $TOOL_MODE.tool set to unknown tool: $merge_tool"
                echo >&2 "Resetting to default..."
                return 1
@@ -408,26 +449,31 @@ get_configured_merge_tool () {
 
 get_merge_tool_path () {
        # A merge tool has been set, so verify that it's valid.
-       if test -n "$1"; then
+       if test -n "$1"
+       then
                merge_tool="$1"
        else
                merge_tool="$(get_merge_tool)"
        fi
-       if ! valid_tool "$merge_tool"; then
+       if ! valid_tool "$merge_tool"
+       then
                echo >&2 "Unknown merge tool $merge_tool"
                exit 1
        fi
-       if diff_mode; then
+       if diff_mode
+       then
                merge_tool_path=$(git config difftool."$merge_tool".path ||
                                  git config mergetool."$merge_tool".path)
        else
                merge_tool_path=$(git config mergetool."$merge_tool".path)
        fi
-       if test -z "$merge_tool_path"; then
+       if test -z "$merge_tool_path"
+       then
                merge_tool_path="$(translate_merge_tool_path "$merge_tool")"
        fi
        if test -z "$(get_merge_tool_cmd "$merge_tool")" &&
-       ! type "$merge_tool_path" > /dev/null 2>&1; then
+               ! type "$merge_tool_path" >/dev/null 2>&1
+       then
                echo >&2 "The $TOOL_MODE tool $merge_tool is not available as"\
                         "'$merge_tool_path'"
                exit 1
@@ -439,7 +485,8 @@ get_merge_tool () {
        # Check if a merge tool has been configured
        merge_tool=$(get_configured_merge_tool)
        # Try to guess an appropriate merge tool if no tool has been set.
-       if test -z "$merge_tool"; then
+       if test -z "$merge_tool"
+       then
                merge_tool="$(guess_merge_tool)" || exit
        fi
        echo "$merge_tool"