69 lines
3 KiB
JavaScript
69 lines
3 KiB
JavaScript
const gulp = require("gulp");
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const fs = require("fs");
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const UglifyJS = require("uglify-es");
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gulp.task('default', function () {
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const isLineAComment = function (aLine) {
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const lineStartsWithComment = (
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aLine.indexOf("// ") === 0 ||
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aLine.indexOf("/*") === 0 ||
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aLine.indexOf(" */") === 0 ||
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aLine.indexOf(" * ") === 0
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);
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return lineStartsWithComment;
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};
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const builtScriptComment = "/** This file is automatically generated. **/\n";
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const standardsDefDir = "data/standards";
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// Build all the standards listings into a single features.js file.
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const combinedStandards = fs.readdirSync(standardsDefDir)
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.reduce(function (prev, next) {
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if (next.indexOf(".json") === -1) {
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return prev;
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}
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const fileContents = fs.readFileSync(standardsDefDir + "/" + next, {encoding: "utf8"});
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const standardContents = JSON.parse(fileContents);
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const nameParts = [standardContents.info.name, standardContents.info.subsection_name].filter(part => !!part);
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const standardIdenitifer = nameParts.join(": ").trim();
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standardContents.info.idenitifer = standardIdenitifer;
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prev[standardIdenitifer] = standardContents;
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return prev;
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}, {});
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const renderedStandardsModule = builtScriptComment + `window.WEB_API_MANAGER.standards = ${JSON.stringify(combinedStandards)};`;
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fs.writeFileSync("content_scripts/dist/standards.js", renderedStandardsModule);
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const proxyBlockSrc = fs.readFileSync("content_scripts/src/proxyblock.js", "utf8");
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const instrumentSrc = fs.readFileSync("content_scripts/src/instrument.js", "utf8");
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const stripCommentsFromSource = function (source) {
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const fileLines = source.split("\n");
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const linesWithoutComments = fileLines.filter(aLine => !isLineAComment(aLine));
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return linesWithoutComments.join("\n");
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};
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const proxyBlockSrcWOComments = stripCommentsFromSource(proxyBlockSrc);
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const instrumentSrcWOComments = stripCommentsFromSource(instrumentSrc);
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const proxyBlockSrcWithHeader = "/** This code is a minified version of content_scripts/src/proxyblock.js **/\n" + proxyBlockSrcWOComments;
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const instrumentSrcWithProxyInjected = instrumentSrcWOComments.replace(
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"###-INJECTED-PROXY-BLOCKING-CODE-###",
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UglifyJS.minify(proxyBlockSrcWithHeader, {mangle: false}).code
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);
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fs.writeFileSync("content_scripts/dist/instrument.js", builtScriptComment + instrumentSrcWithProxyInjected);
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// Last, several content script files are just copied over, unmodified,
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// as script files to be injected.
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const srcFilesToCopy = ["defaults.js"];
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srcFilesToCopy.forEach(function (aSrcPath) {
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const scriptSrc = fs.readFileSync("content_scripts/src/" + aSrcPath, "utf8");
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const scriptSrcWOComments = stripCommentsFromSource(scriptSrc);
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fs.writeFileSync("content_scripts/dist/" + aSrcPath, builtScriptComment + scriptSrcWOComments);
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});
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});
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