crossbow/dist/task.tree.transforms.js

"use strict";
var task_resolve_1 = require("./task.resolve");
var _ = require("../lodash.custom");
var debug = require("debug")("cb:task.tree.transform");
function applyBooleanPropertyToChildren(tasks, skipped) {
    tasks.forEach(function (task) {
        if (skipped) {
            task.skipped = true;
        }
        if (task.skipped) {
            if (task.tasks.length) {
                applyBooleanPropertyToChildren(task.tasks, true);
                return;
            }
        }
        if (task.tasks.length) {
            applyBooleanPropertyToChildren(task.tasks, false);
        }
    });
}
exports.transforms = {
    "Add skipped property to children": {
        predicate: function (tasks) {
            return true;
        },
        fn: function (tasks) {
            applyBooleanPropertyToChildren(tasks, false);
            return tasks;
        }
    },
    "Add if property to children": {
        predicate: function (tasks) {
            return true;
        },
        fn: function (tasks) {
            applyBooleanPropertyToChildren(tasks, false, "ifChanged", "");
            function applyBooleanPropertyToChildren(tasks, add, property, value) {
                tasks.forEach(function (task) {
                    if (add) {
                        task[property].unshift.apply(task[property], [].concat(value));
                    }
                    if (task[property].length) {
                        if (task.tasks.length) {
                            applyBooleanPropertyToChildren(task.tasks, true, property, task[property]);
                            return;
                        }
                    }
                    if (task.tasks.length) {
                        applyBooleanPropertyToChildren(task.tasks, false, property);
                    }
                });
            }
            return tasks;
        }
    },
    "Pass options/flags/query from Groups -> Tasks": {
        predicate: function () {
            return true;
        },
        fn: function (tasks) {
            addProps(tasks);
            function addProps(tasks) {
                tasks.forEach(function (task) {
                    if (task.type === task_resolve_1.TaskTypes.TaskGroup) {
                        task.tasks.forEach(function (childTask) {
                            if (childTask.type === task_resolve_1.TaskTypes.TaskGroup) {
                                addProps(childTask.tasks);
                            }
                            else {
                                childTask.flags = _.merge({}, childTask.flags, task.flags);
                                childTask.query = _.merge({}, childTask.query, task.query);
                            }
                        });
                    }
                    if (task.type === task_resolve_1.TaskTypes.ParentGroup && task.tasks.length) {
                        addProps(task.tasks);
                    }
                });
            }
            return tasks;
        }
    }
};
/**
 * Allow transformations on tasks before error collections
 */
function applyTreeTransforms(incoming) {
    return Object.keys(exports.transforms).reduce(function (task, key) {
        var transform = exports.transforms[key];
        if (transform.predicate(task)) {
            debug("Applying transform " + key);
            return transform.fn(task);
        }
        return incoming;
    }, incoming);
}
exports.applyTreeTransforms = applyTreeTransforms;
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