lepu-test-platform-web/node_modules/uglify-js/tools/node.js

79 lines
2.1 KiB
JavaScript
Raw Normal View History

var fs = require("fs");
exports.FILES = [
"../lib/utils.js",
"../lib/ast.js",
"../lib/parse.js",
"../lib/transform.js",
"../lib/scope.js",
"../lib/output.js",
"../lib/compress.js",
"../lib/sourcemap.js",
"../lib/mozilla-ast.js",
"../lib/propmangle.js",
"../lib/minify.js",
"./exports.js",
].map(function(file) {
return require.resolve(file);
});
new Function("MOZ_SourceMap", "exports", function() {
var code = exports.FILES.map(function(file) {
return fs.readFileSync(file, "utf8");
});
code.push("exports.describe_ast = " + describe_ast.toString());
return code.join("\n\n");
}())(require("source-map"), exports);
function describe_ast() {
var out = OutputStream({ beautify: true });
function doitem(ctor) {
out.print("AST_" + ctor.TYPE);
var props = ctor.SELF_PROPS.filter(function(prop) {
return !/^\$/.test(prop);
});
if (props.length > 0) {
out.space();
out.with_parens(function() {
props.forEach(function(prop, i) {
if (i) out.space();
out.print(prop);
});
});
}
if (ctor.documentation) {
out.space();
out.print_string(ctor.documentation);
}
if (ctor.SUBCLASSES.length > 0) {
out.space();
out.with_block(function() {
ctor.SUBCLASSES.forEach(function(ctor, i) {
out.indent();
doitem(ctor);
out.newline();
});
});
}
};
doitem(AST_Node);
return out + "\n";
}
function infer_options(options) {
var result = exports.minify("", options);
return result.error && result.error.defs;
}
exports.default_options = function() {
var defs = {};
Object.keys(infer_options({ 0: 0 })).forEach(function(component) {
var options = {};
options[component] = { 0: 0 };
if (options = infer_options(options)) {
defs[component] = options;
}
});
return defs;
};