94 lines
2.0 KiB
JavaScript
94 lines
2.0 KiB
JavaScript
/*
|
|
|
|
altium.js schematic document parser - helper extensions
|
|
|
|
Copyright (c) 2022 Graham Sutherland
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining
|
|
a copy of this software and associated documentation files (the
|
|
"Software"), to deal in the Software without restriction, including
|
|
without limitation the rights to use, copy, modify, merge, publish,
|
|
distribute, sublicense, and/or sell copies of the Software, and to
|
|
permit persons to whom the Software is furnished to do so, subject to
|
|
the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be
|
|
included in all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
|
*/
|
|
|
|
|
|
Uint8Array.prototype.compare_to = function(to, src_offset=0)
|
|
{
|
|
if (to == null)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
let target_len = 0;
|
|
if (to instanceof ArrayBuffer)
|
|
{
|
|
target_len = to.byteLength;
|
|
}
|
|
else if (to instanceof Uint8Array)
|
|
{
|
|
target_len = to.length;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (src_offset + target_len > this.length)
|
|
{
|
|
return false;
|
|
}
|
|
for (let i = 0; i < target_len; i++)
|
|
{
|
|
if (this[src_offset+i] != to[i])
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
ArrayBuffer.prototype.compare_to = function(to, src_offset=0)
|
|
{
|
|
if (to == null)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
let target_len = 0;
|
|
if (to instanceof ArrayBuffer)
|
|
{
|
|
target_len = to.byteLength;
|
|
}
|
|
else if (to instanceof Uint8Array)
|
|
{
|
|
target_len = to.length;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (src_offset + target_len > this.byteLength)
|
|
{
|
|
return false;
|
|
}
|
|
for (let i = 0; i < target_len; i++)
|
|
{
|
|
if (this[src_offset+i] != to[i])
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|