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57 lines
1.7 KiB
Dart
57 lines
1.7 KiB
Dart
// Copyright 2017 Google Inc. Use of this source code is governed by an
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// MIT-style license that can be found in the LICENSE file or at
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// https://opensource.org/licenses/MIT.
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/// This library exposes Dart Sass's Node.js API, imported as JavaScript, back
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/// to Dart. This is kind of convoluted, but it allows us to test the API as it
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/// will be used in the real world without having to manually write any JS.
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import 'package:sass/src/node/render_error.dart';
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import 'package:sass/src/node/render_options.dart';
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import 'package:sass/src/node/render_result.dart';
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import 'package:sass/src/util/path.dart';
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import 'package:js/js.dart';
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export 'package:sass/src/node/importer_result.dart';
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export 'package:sass/src/node/render_context.dart';
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export 'package:sass/src/node/render_error.dart';
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export 'package:sass/src/node/render_options.dart';
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export 'package:sass/src/node/render_result.dart';
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/// The Sass module.
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final sass = _require(p.absolute("build/npm/sass.dart"));
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/// A `null` that's guaranteed to be represented by JavaScript's `undefined`
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/// value, not by `null`.
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@JS()
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external Object get undefined;
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/// A `null` that's guaranteed to be represented by JavaScript's `null` value,
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/// not by `undefined`.
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///
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/// We have to use eval here because otherwise dart2js will inline the null
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/// value and then optimize it away.
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final Object jsNull = _eval("null");
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@JS("eval")
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external Object _eval(String js);
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@JS("process.chdir")
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external void chdir(String directory);
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@JS("require")
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external Sass _require(String path);
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@JS()
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class Sass {
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external RenderResult renderSync(RenderOptions args);
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external void render(RenderOptions args,
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void callback(RenderError error, RenderResult result));
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}
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@JS("Error")
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class JSError {
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external JSError(String message);
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}
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