Régis Crelier
a62107cfaf
Do this in unoptimized code only, when --reify-generic-functions is specified. This is still work in progress, and support in optimizer, in inliner, in DBC, in kernel to ir, and other areas, will follow. Many small fixes and added todos. R=rmacnak@google.com, vegorov@google.com Review-Url: https://codereview.chromium.org/2941643002 .
32 lines
1.3 KiB
Dart
32 lines
1.3 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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@patch
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class Function {
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// TODO(regis): Pass type arguments to generic functions. Wait for API spec.
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static _apply(List arguments, List names) native "Function_apply";
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@patch
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static apply(Function function, List positionalArguments,
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[Map<Symbol, dynamic> namedArguments]) {
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int numPositionalArguments = 1 + // Function is first implicit argument.
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(positionalArguments != null ? positionalArguments.length : 0);
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int numNamedArguments = namedArguments != null ? namedArguments.length : 0;
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int numArguments = numPositionalArguments + numNamedArguments;
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List arguments = new List(numArguments);
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arguments[0] = function;
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arguments.setRange(1, numPositionalArguments, positionalArguments);
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List names = new List(numNamedArguments);
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int argumentIndex = numPositionalArguments;
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int nameIndex = 0;
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if (numNamedArguments > 0) {
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namedArguments.forEach((name, value) {
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arguments[argumentIndex++] = value;
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names[nameIndex++] = internal.Symbol.getName(name);
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});
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}
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return _apply(arguments, names);
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}
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}
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