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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
// JSON pretty printing
function prettyPrintJSON(val, indent, linesep, depth) {
indent = indent != null ? indent : 4;
linesep = linesep != null ? linesep : "\n";
depth = depth != null ? depth : 1;
var propsep = linesep.length ? "," + linesep : ", ";
var tab = [];
for (var i = 0; i < indent * depth; i++) tab.push("");
tab = tab.join(" ");
switch (typeof val) {
case "boolean":
case "number":
case "string":
return JSON.stringify(val);
case "object": {
if (val === null) return "null";
if (val.constructor == Date) return JSON.stringify(val);
var buf = [];
if (val.constructor == Array) {
buf.push("[");
for (var index = 0; index < val.length; index++) {
buf.push(index > 0 ? propsep : linesep);
buf.push(
tab, prettyPrintJSON(val[index], indent, linesep, depth + 1)
);
}
if (index >= 0) buf.push(linesep, tab.substr(indent));
buf.push("]");
} else {
buf.push("{");
var index = 0;
for (var key in val) {
if (!val.hasOwnProperty(key)) continue;
buf.push(index > 0 ? propsep : linesep);
buf.push(
tab, JSON.stringify(key), ": ",
prettyPrintJSON(val[key], indent, linesep, depth + 1)
);
index++;
}
if (index >= 0) buf.push(linesep, tab.substr(indent));
buf.push("}");
}
return buf.join("");
}
}
}
// File size pretty printing
function prettyPrintSize(size) {
var jump = 512;
if (size < jump) return size + " bytes";
var units = ["KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"];
var i = 0;
while (size >= jump && i < units.length) {
i += 1;
size /= 1024
}
return size.toFixed(1) + ' ' + units[i - 1];
}
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