30378: new gradle completion

2 files changed, 115 insertions, 0 deletions

diff --git a/Completion/Unix/Command/.distfiles b/Completion/Unix/Command/.distfiles
index e54c6c0d2..34c1865a6 100644
--- a/Completion/Unix/Command/.distfiles
+++ b/Completion/Unix/Command/.distfiles
@@ -83,6 +83,7 @@ _go
 _gpg
 _gphoto2
 _gprof
+_gradle
 _graphicsmagick
 _grep
 _groff
diff --git a/Completion/Unix/Command/_gradle b/Completion/Unix/Command/_gradle
new file mode 100644
index 000000000..bc5aed0cd
--- /dev/null
+++ b/Completion/Unix/Command/_gradle
@@ -0,0 +1,114 @@
+#compdef gradle gradlew
+
+local curcontext="$curcontext" ret=1 state state_descr line
+local gradle_inspect=yes cache_policy tag_order
+local -A opt_args
+local -a gradle_group_tasks gradle_all_tasks
+
+# Set the caching policy to invalidate cache if the build file is newer than the cache.
+_gradle_caching_policy() {
+    [[ $gradle_buildfile -nt $1 ]]
+}
+
+zstyle -s ":completion:*:*:$service:*" cache-policy cache_policy || \
+    zstyle ":completion:*:*:$service:*" cache-policy _gradle_caching_policy
+
+# By default, we only complete main tasks (belonging to a group). Secondary tasks are
+# completed if no main tasks are found.
+zstyle -a ":completion:*:*:$service:*" tag-order tag_order || \
+    zstyle ":completion:*:*:$service:*" tag-order 'gradle_group' 'gradle_all'
+
+# The completion inspects the current build file to find tasks to complete. Setting
+# this style to 'no' or 'false' turns off inspection. In that case only the built-in tasks
+# are completed.
+zstyle -T ":completion:*:*:$service:*" gradle-inspect || gradle_inspect=no
+
+_arguments -C \
+    '(-)'{-\?,-h,--help}'[Shows this help message.]' \
+    {-a,--no-rebuild}'[Do not rebuild project dependencies.]' \
+    {-b,--build-file}'[Specifies the build file.]:build file:_files -g "*.gradle(-.)"' \
+    {-C,--cache}'[Specifies how compiled build scripts should be cached.]:cache policy:(on rebuild)' \
+    {-c,--settings-file}'[Specifies the settings file.]:settings file:_files -g "*.properties(-.)"' \
+    '--continue[Continues task execution after a task failure.]' \
+    \*{-D+,--system-prop}'[Set system property of the JVM (e.g. -Dmyprop=myvalue).]:system property (prop=val):' \
+    '(-i --info -q --quiet)'{-d,--debug}'[Log in debug mode (includes normal stacktrace).]' \
+    '(--nodaemon)--daemon[Uses the Gradle daemon to run the build. Starts the daemon if not running.]' \
+    '--foreground[Starts the Gradle daemon in the foreground.]' \
+    {-g,--gradle-user-home}'[Specifies the gradle user home directory.]:home directory:_directories' \
+    '(-)--gui[Launches the Gradle GUI.]' \
+    {-I,--init-script}'[Specifies an initialization script.]:init script:_files -g "*.gradle(-.)"' \
+    '(-d --debug -q --quiet)'{-i,--info}'[Set log level to info.]' \
+    {-m,--dry-run}'[Runs the builds with all task actions disabled.]' \
+    '--no-color[Do not use color in the console output.]' \
+    '(--daemon)--no-daemon[Do not use the Gradle daemon to run the build.]' \
+    '--no-opt[Ignore any task optimization.]' \
+    '--offline[The build should operate without accessing network resources.]' \
+    \*{-P+,--project-prop}'[Set project property for the build script (e.g. -Pmyprop=myvalue).]:project property (prop=val):' \
+    {-p,--project-dir}'[Specifies the start directory for Gradle.]:start directory:_directories' \
+    '--profile[Profiles build execution time and generates a report in the <build_dir>/reports/profile directory.]' \
+    '--project-cache-dir[Specifies the project-specific cache directory.]:cache directory:_directories' \
+    '(-d --debug -i --info)'{-q,--quiet}'[Log errors only.]' \
+    "--refresh[Refresh the state of resources of the type(s) specified.]:refresh policy:(dependencies)" \
+    '(-s --stacktrace)'{-S,--full-stacktrace}'[Print out the full (very verbose) stacktrace for all exceptions.]' \
+    '(-S --full-stacktrace)'{-s,--stacktrace}'[Print out the stacktrace for all exceptions.]' \
+    '(-)--stop[Stops the Gradle daemon if it is running.]' \
+    {-u,--no-search-upward}"[Don't search in parent folders for a settings.gradle file.]" \
+    '(-)'{-v,--version}'[Print version info.]' \
+    {-x,--exclude-task}'[Specify a task to be excluded from execution.]:task to exclude:->alltask' \
+    '*:task:->task' \
+    && ret=0
+
+if [[ -n $state ]]; then
+    if [[ $gradle_inspect == yes ]]; then
+        # If a build file is specified after '-b' or '--build-file', use this file. Otherwise,
+        # default is the file 'build.gradle' in the current directory.
+        local gradle_buildfile=${${(v)opt_args[(i)-b|--build-file]}:-build.gradle}
+
+        if [[ -f $gradle_buildfile ]]; then
+            # Cache name is constructed from the absolute path of the build file.
+            local cache_name=${${gradle_buildfile:a}//[^[:alnum:]]/_}
+            if _cache_invalid $cache_name || ! _retrieve_cache $cache_name; then
+                zle -R "Generating cache from $gradle_buildfile"
+                local outputline
+                local -a match mbegin mend
+                # Run gradle/gradlew and retrieve possible tasks.
+                for outputline in ${(f)"$($service --build-file $gradle_buildfile -q tasks --all)"}; do
+                    if [[ $outputline == [[:blank:]]#(#b)([[:alnum:]]##)' - '(*) ]]; then
+                        # The descriptions of main tasks start at beginning of line, descriptions of
+                        # secondary tasks are indented.
+                        if [[ $outputline == [[:alnum:]]* ]]; then
+                            gradle_group_tasks+=( "$match[1]:$match[2]" )
+                        else
+                            gradle_all_tasks+=( "$match[1]:$match[2]" )
+                        fi
+                    fi
+                done
+                _store_cache $cache_name gradle_group_tasks gradle_all_tasks
+            fi
+
+            if [[ $state == task ]]; then
+                _tags gradle_group gradle_all
+                while _tags; do
+                    # Offer main tasks and secondary tasks in different tags.
+                    _requested gradle_group && _describe 'group tasks' gradle_group_tasks && ret=0
+                    _requested gradle_all && _describe 'secondary tasks' gradle_all_tasks && ret=0
+                    (( ret )) || break
+                done
+            elif [[ $state == alltask ]]; then
+                # After '--exclude-task', we don't make a distinction between main tasks and
+                # secondary tasks.
+                _describe 'all tasks' gradle_group_tasks -- gradle_all_tasks && ret=0
+            fi
+        fi
+    else
+        _describe 'built-in tasks' '(
+            "dependencies:Displays the dependencies of root project."
+            "help:Displays a help message."
+            "projects:Displays the sub-projects of root project."
+            "properties:Displays the properties of root project."
+            "tasks:Displays the tasks runnable from root project."
+            )' && ret=0
+    fi
+fi
+
+return ret