110 lines
3.5 KiB
JavaScript
110 lines
3.5 KiB
JavaScript
var fs = require("fs");
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exports.FILES = [
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require.resolve("../lib/utils.js"),
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require.resolve("../lib/ast.js"),
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require.resolve("../lib/transform.js"),
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require.resolve("../lib/parse.js"),
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require.resolve("../lib/scope.js"),
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require.resolve("../lib/compress.js"),
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require.resolve("../lib/output.js"),
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require.resolve("../lib/sourcemap.js"),
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require.resolve("../lib/mozilla-ast.js"),
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require.resolve("../lib/propmangle.js"),
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require.resolve("../lib/minify.js"),
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require.resolve("./exports.js"),
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];
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new Function("exports", function() {
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var code = exports.FILES.map(function(file) {
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return fs.readFileSync(file, "utf8");
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});
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code.push("exports.describe_ast = " + describe_ast.toString());
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return code.join("\n\n");
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}())(exports);
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function to_comment(value) {
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if (typeof value != "string") value = JSON.stringify(value, function(key, value) {
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return typeof value == "function" ? "<[ " + value + " ]>" : value;
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}, 2);
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return "// " + value.replace(/\n/g, "\n// ");
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}
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if (+process.env["UGLIFY_BUG_REPORT"]) exports.minify = function(files, options) {
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if (typeof options == "undefined") options = "<<undefined>>";
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var code = [
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"// UGLIFY_BUG_REPORT",
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to_comment(options),
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];
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if (typeof files == "string") {
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code.push("");
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code.push("//-------------------------------------------------------------")
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code.push("// INPUT CODE", files);
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} else for (var name in files) {
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code.push("");
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code.push("//-------------------------------------------------------------")
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code.push(to_comment(name), files[name]);
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}
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if (options.sourceMap && options.sourceMap.url) {
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code.push("");
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code.push("//# sourceMappingURL=data:application/json;charset=utf-8;base64,eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IiJ9");
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}
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var result = { code: code.join("\n") };
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if (options.sourceMap) result.map = '{"version":3,"sources":[],"names":[],"mappings":""}';
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return result;
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};
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function describe_ast() {
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var out = OutputStream({ beautify: true });
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function doitem(ctor) {
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out.print("AST_" + ctor.TYPE);
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var props = ctor.SELF_PROPS.filter(function(prop) {
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return !/^\$/.test(prop);
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});
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if (props.length > 0) {
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out.space();
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out.with_parens(function() {
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props.forEach(function(prop, i) {
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if (i) out.space();
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out.print(prop);
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});
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});
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}
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if (ctor.documentation) {
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out.space();
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out.print_string(ctor.documentation);
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}
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if (ctor.SUBCLASSES.length > 0) {
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out.space();
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out.with_block(function() {
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ctor.SUBCLASSES.sort(function(a, b) {
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return a.TYPE < b.TYPE ? -1 : 1;
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}).forEach(function(ctor, i) {
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out.indent();
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doitem(ctor);
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out.newline();
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});
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});
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}
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};
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doitem(AST_Node);
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return out + "\n";
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}
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function infer_options(options) {
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var result = exports.minify("", options);
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return result.error && result.error.defs;
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}
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exports.default_options = function() {
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var defs = infer_options({ 0: 0 });
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Object.keys(defs).forEach(function(component) {
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var options = {};
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options[component] = { 0: 0 };
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if (options = infer_options(options)) {
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defs[component] = options;
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}
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});
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return defs;
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};
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