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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// Make this available to both AMD and CJS environments
define(function (require, exports, module) {
// Dependencies
const React = require("devtools/client/shared/vendor/react");
const { createFactories, isGrip } = require("./rep-utils");
const { Caption } = createFactories(require("./caption"));
// Shortcuts
const { span } = React.DOM;
/**
* Renders an array. The array is enclosed by left and right bracket
* and the max number of rendered items depends on the current mode.
*/
let GripArray = React.createClass({
displayName: "GripArray",
propTypes: {
object: React.PropTypes.object.isRequired,
mode: React.PropTypes.string,
provider: React.PropTypes.object,
},
getLength: function (grip) {
if (!grip.preview) {
return 0;
}
return grip.preview.length || grip.preview.childNodesLength || 0;
},
getTitle: function (object, context) {
let objectLink = this.props.objectLink || span;
if (this.props.mode != "tiny") {
return objectLink({
object: object
}, object.class + " ");
}
return "";
},
getPreviewItems: function (grip) {
if (!grip.preview) {
return null;
}
return grip.preview.items || grip.preview.childNodes || null;
},
arrayIterator: function (grip, max) {
let items = [];
const gripLength = this.getLength(grip);
if (!gripLength) {
return items;
}
const previewItems = this.getPreviewItems(grip);
if (!previewItems) {
return items;
}
let delim;
// number of grip preview items is limited to 10, but we may have more
// items in grip-array.
let delimMax = gripLength > previewItems.length ?
previewItems.length : previewItems.length - 1;
let provider = this.props.provider;
for (let i = 0; i < previewItems.length && i < max; i++) {
try {
let itemGrip = previewItems[i];
let value = provider ? provider.getValue(itemGrip) : itemGrip;
delim = (i == delimMax ? "" : ", ");
items.push(GripArrayItem(Object.assign({}, this.props, {
object: value,
delim: delim
})));
} catch (exc) {
items.push(GripArrayItem(Object.assign({}, this.props, {
object: exc,
delim: delim
})));
}
}
if (previewItems.length > max || gripLength > previewItems.length) {
let objectLink = this.props.objectLink || span;
let leftItemNum = gripLength - max > 0 ?
gripLength - max : gripLength - previewItems.length;
items.push(Caption({
object: objectLink({
object: this.props.object
}, leftItemNum + " more…")
}));
}
return items;
},
render: function () {
let mode = this.props.mode || "short";
let object = this.props.object;
let items;
let brackets;
let needSpace = function (space) {
return space ? { left: "[ ", right: " ]"} : { left: "[", right: "]"};
};
if (mode == "tiny") {
let objectLength = this.getLength(object);
let isEmpty = objectLength === 0;
items = [span({className: "length"}, isEmpty ? "" : objectLength)];
brackets = needSpace(false);
} else {
let max = (mode == "short") ? 3 : 300;
items = this.arrayIterator(object, max);
brackets = needSpace(items.length > 0);
}
let objectLink = this.props.objectLink || span;
let title = this.getTitle(object);
return (
span({
className: "objectBox objectBox-array"},
title,
objectLink({
className: "arrayLeftBracket",
object: object
}, brackets.left),
...items,
objectLink({
className: "arrayRightBracket",
object: object
}, brackets.right),
span({
className: "arrayProperties",
role: "group"}
)
)
);
},
});
/**
* Renders array item. Individual values are separated by
* a delimiter (a comma by default).
*/
let GripArrayItem = React.createFactory(React.createClass({
displayName: "GripArrayItem",
propTypes: {
delim: React.PropTypes.string,
},
render: function () {
let { Rep } = createFactories(require("./rep"));
return (
span({},
Rep(Object.assign({}, this.props, {
mode: "tiny"
})),
this.props.delim
)
);
}
}));
function supportsObject(grip, type) {
if (!isGrip(grip)) {
return false;
}
return (grip.preview && (
grip.preview.kind == "ArrayLike" ||
type === "DocumentFragment"
)
);
}
// Exports from this module
exports.GripArray = {
rep: GripArray,
supportsObject: supportsObject
};
});
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