2025-04-02 06:50:39 -04:00

131 lines
3.6 KiB
JavaScript

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