6187147b74
- Extract 4756 source files from cli.js.map (57MB) - Set up Bun build system with bun:bundle feature flag shim - Configure 90+ compile-time feature flags matching production defaults - Inject MACRO constants (VERSION, BUILD_TIME, etc.) - Create stubs for private packages (color-diff-napi, modifiers-napi, etc.) - Install all public dependencies via pnpm - Patch commander v14 to allow multi-char short flags (-d2e) - Build output: dist/cli.js (22MB), verified working
57 lines
1.2 KiB
JavaScript
57 lines
1.2 KiB
JavaScript
"use strict";
|
|
|
|
let hasSyncZlib = true;
|
|
let zlib = require("zlib");
|
|
if (!zlib.deflateSync) {
|
|
hasSyncZlib = false;
|
|
}
|
|
let constants = require("./constants");
|
|
let Packer = require("./packer");
|
|
|
|
module.exports = function (metaData, opt) {
|
|
if (!hasSyncZlib) {
|
|
throw new Error(
|
|
"To use the sync capability of this library in old node versions, please pin pngjs to v2.3.0"
|
|
);
|
|
}
|
|
|
|
let options = opt || {};
|
|
|
|
let packer = new Packer(options);
|
|
|
|
let chunks = [];
|
|
|
|
// Signature
|
|
chunks.push(Buffer.from(constants.PNG_SIGNATURE));
|
|
|
|
// Header
|
|
chunks.push(packer.packIHDR(metaData.width, metaData.height));
|
|
|
|
if (metaData.gamma) {
|
|
chunks.push(packer.packGAMA(metaData.gamma));
|
|
}
|
|
|
|
let filteredData = packer.filterData(
|
|
metaData.data,
|
|
metaData.width,
|
|
metaData.height
|
|
);
|
|
|
|
// compress it
|
|
let compressedData = zlib.deflateSync(
|
|
filteredData,
|
|
packer.getDeflateOptions()
|
|
);
|
|
filteredData = null;
|
|
|
|
if (!compressedData || !compressedData.length) {
|
|
throw new Error("bad png - invalid compressed data response");
|
|
}
|
|
chunks.push(packer.packIDAT(compressedData));
|
|
|
|
// End
|
|
chunks.push(packer.packIEND());
|
|
|
|
return Buffer.concat(chunks);
|
|
};
|