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LibJS: Allow functions to take arguments (#1405)

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howar6hill 2020-03-12 19:22:13 +08:00 • committed by GitHub
parent 425fd3ce51
commit 01133733dd
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7 changed files with 46 additions and 14 deletions
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10
Libraries/LibJS/AST.h
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@ -29,6 +29,7 @@
#include <AK/NonnullOwnPtrVector.h>
#include <AK/OwnPtr.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <LibJS/Forward.h>
#include <LibJS/Value.h>
@ -115,14 +116,16 @@ private:
class FunctionDeclaration : public Statement {
public:
FunctionDeclaration(String name, NonnullOwnPtr<ScopeNode> body)
FunctionDeclaration(String name, NonnullOwnPtr<ScopeNode> body, Vector<String> parameters = {})
: m_name(move(name))
, m_body(move(body))
, m_parameters(move(parameters))
{
}
String name() const { return m_name; }
const ScopeNode& body() const { return *m_body; }
const Vector<String>& parameters() const { return m_parameters; };
virtual Value execute(Interpreter&) const override;
virtual void dump(int indent) const override;
@ -132,6 +135,7 @@ private:
String m_name;
NonnullOwnPtr<ScopeNode> m_body;
const Vector<String> m_parameters;
};
class Expression : public ASTNode {
@ -363,8 +367,9 @@ private:
class CallExpression : public Expression {
public:
explicit CallExpression(String name)
explicit CallExpression(String name, NonnullOwnPtrVector<Expression> arguments = {})
: m_name(move(name))
, m_arguments(move(arguments))
{
}
@ -377,6 +382,7 @@ private:
virtual const char* class_name() const override { return "CallExpression"; }
String m_name;
const NonnullOwnPtrVector<Expression> m_arguments;
};
enum class AssignmentOp {