16300818838

Committed 15 Jul 2025 06:03PM UTC coverage: 54.951% (+0.3%) from 54.61%

Build # 16300818838

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push

github

Committed by

pwelter34

Commit Message

import data tweaks, xml doc updates

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Branch coverage included in aggregate %.

78 of 143 new or added lines in 11 files covered. (54.55%)

7 existing lines in 5 files now uncovered.

4361 of 7429 relevant lines covered (58.7%)

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0.0

/src/FluentCommand/Reflection/FieldAccessor.cs

using System.Reflection;

namespace FluentCommand.Reflection;

/// <summary>
/// Provides an accessor for <see cref="FieldInfo"/> members, enabling efficient get and set operations
/// on fields using compiled delegates. Inherits from <see cref="MemberAccessor"/> to provide
/// reflection-based access and metadata retrieval for fields.
/// </summary>
public class FieldAccessor : MemberAccessor
{
    private readonly Lazy<Func<object, object>> _getter;
    private readonly Lazy<Action<object, object>> _setter;

    /// <summary>
    /// Initializes a new instance of the <see cref="FieldAccessor"/> class using the specified <see cref="FieldInfo"/>.
    /// </summary>
    /// <param name="fieldInfo">The <see cref="FieldInfo"/> instance to use for this accessor.</param>
    /// <exception cref="ArgumentNullException">Thrown if <paramref name="fieldInfo"/> is <c>null</c>.</exception>
    public FieldAccessor(FieldInfo fieldInfo) : base(fieldInfo)
    {
        if (fieldInfo == null)
            throw new ArgumentNullException(nameof(fieldInfo));

        Name = fieldInfo.Name;
        MemberType = fieldInfo.FieldType;

        _getter = new Lazy<Func<object, object>>(() => ExpressionFactory.CreateGet(fieldInfo));
        HasGetter = true;

        bool isReadonly = !fieldInfo.IsInitOnly && !fieldInfo.IsLiteral;
        if (!isReadonly)
            _setter = new Lazy<Action<object, object>>(() => ExpressionFactory.CreateSet(fieldInfo));

        HasSetter = !isReadonly;
    }

    /// <summary>
    /// Gets the <see cref="Type"/> of the field.
    /// </summary>
    /// <value>The <see cref="Type"/> representing the field's data type.</value>
    public override Type MemberType { get; }

    /// <summary>
    /// Gets the name of the field.
    /// </summary>
    /// <value>The name of the field.</value>
    public override string Name { get; }

    /// <summary>
    /// Gets a value indicating whether this field has a getter.
    /// </summary>
    /// <value><c>true</c> if this field has a getter; otherwise, <c>false</c>.</value>
    public override bool HasGetter { get; }

    /// <summary>
    /// Gets a value indicating whether this field has a setter.
    /// </summary>
    /// <value><c>true</c> if this field has a setter; otherwise, <c>false</c>.</value>
    public override bool HasSetter { get; }

    /// <summary>
    /// Returns the value of the field for the specified object instance.
    /// </summary>
    /// <param name="instance">The object whose field value will be returned.</param>
    /// <returns>The value of the field for the given <paramref name="instance"/>.</returns>
    /// <exception cref="ArgumentNullException">Thrown if <paramref name="instance"/> is <c>null</c>.</exception>
    /// <exception cref="InvalidOperationException">Thrown if the field does not have a getter.</exception>
    public override object GetValue(object instance)
    {
        if (instance == null)
            throw new ArgumentNullException(nameof(instance));

        if (_getter == null || !HasGetter)
            throw new InvalidOperationException($"Field '{Name}' does not have a getter.");

        var get = _getter.Value;
        if (get == null)
            throw new InvalidOperationException($"Field '{Name}' does not have a getter.");

        return get(instance);
    }

    /// <summary>
    /// Sets the value of the field for the specified object instance.
    /// </summary>
    /// <param name="instance">The object whose field value will be set.</param>
    /// <param name="value">The new value for this field.</param>
    /// <exception cref="ArgumentNullException">Thrown if <paramref name="instance"/> is <c>null</c>.</exception>
    /// <exception cref="InvalidOperationException">Thrown if the field does not have a setter.</exception>
    public override void SetValue(object instance, object value)
    {
        if (instance == null)
            throw new ArgumentNullException(nameof(instance));

        if (_setter == null || !HasSetter)
            throw new InvalidOperationException($"Field '{Name}' does not have a setter.");

        var set = _setter.Value;
        if (set == null)
            throw new InvalidOperationException($"Field '{Name}' does not have a setter.");

        set(instance, value);
    }
}

1	using System.Reflection;
2
3	namespace FluentCommand.Reflection;
4
5	/// <summary>
6	/// Provides an accessor for <see cref="FieldInfo"/> members, enabling efficient get and set operations
7	/// on fields using compiled delegates. Inherits from <see cref="MemberAccessor"/> to provide
8	/// reflection-based access and metadata retrieval for fields.
9	/// </summary>
10	public class FieldAccessor : MemberAccessor
11	{
12	private readonly Lazy<Func<object, object>> _getter;
13	private readonly Lazy<Action<object, object>> _setter;
14
15	/// <summary>
16	/// Initializes a new instance of the <see cref="FieldAccessor"/> class using the specified <see cref="FieldInfo"/>.
17	/// </summary>
18	/// <param name="fieldInfo">The <see cref="FieldInfo"/> instance to use for this accessor.</param>
19	/// <exception cref="ArgumentNullException">Thrown if <paramref name="fieldInfo"/> is <c>null</c>.</exception>
UNCOV 20	public FieldAccessor(FieldInfo fieldInfo) : base(fieldInfo)	×
21	{
22	if (fieldInfo == null)	×
23	throw new ArgumentNullException(nameof(fieldInfo));	×
24
25	Name = fieldInfo.Name;	×
26	MemberType = fieldInfo.FieldType;	×
27
28	_getter = new Lazy<Func<object, object>>(() => ExpressionFactory.CreateGet(fieldInfo));	×
29	HasGetter = true;	×
30
31	bool isReadonly = !fieldInfo.IsInitOnly && !fieldInfo.IsLiteral;	×
32	if (!isReadonly)	×
33	_setter = new Lazy<Action<object, object>>(() => ExpressionFactory.CreateSet(fieldInfo));	×
34
35	HasSetter = !isReadonly;	×
36	}	×
37
38	/// <summary>
39	/// Gets the <see cref="Type"/> of the field.
40	/// </summary>
41	/// <value>The <see cref="Type"/> representing the field's data type.</value>
42	public override Type MemberType { get; }	×
43
44	/// <summary>
45	/// Gets the name of the field.
46	/// </summary>
47	/// <value>The name of the field.</value>
48	public override string Name { get; }	×
49
50	/// <summary>
51	/// Gets a value indicating whether this field has a getter.
52	/// </summary>
53	/// <value><c>true</c> if this field has a getter; otherwise, <c>false</c>.</value>
54	public override bool HasGetter { get; }	×
55
56	/// <summary>
57	/// Gets a value indicating whether this field has a setter.
58	/// </summary>
59	/// <value><c>true</c> if this field has a setter; otherwise, <c>false</c>.</value>
60	public override bool HasSetter { get; }	×
61
62	/// <summary>
63	/// Returns the value of the field for the specified object instance.
64	/// </summary>
65	/// <param name="instance">The object whose field value will be returned.</param>
66	/// <returns>The value of the field for the given <paramref name="instance"/>.</returns>
67	/// <exception cref="ArgumentNullException">Thrown if <paramref name="instance"/> is <c>null</c>.</exception>
68	/// <exception cref="InvalidOperationException">Thrown if the field does not have a getter.</exception>
69	public override object GetValue(object instance)
70	{
71	if (instance == null)	×
72	throw new ArgumentNullException(nameof(instance));	×
73
74	if (_getter == null \|\| !HasGetter)	×
75	throw new InvalidOperationException($"Field '{Name}' does not have a getter.");	×
76
77	var get = _getter.Value;	×
78	if (get == null)	×
79	throw new InvalidOperationException($"Field '{Name}' does not have a getter.");	×
80
81	return get(instance);	×
82	}
83
84	/// <summary>
85	/// Sets the value of the field for the specified object instance.
86	/// </summary>
87	/// <param name="instance">The object whose field value will be set.</param>
88	/// <param name="value">The new value for this field.</param>
89	/// <exception cref="ArgumentNullException">Thrown if <paramref name="instance"/> is <c>null</c>.</exception>
90	/// <exception cref="InvalidOperationException">Thrown if the field does not have a setter.</exception>
91	public override void SetValue(object instance, object value)
92	{
93	if (instance == null)	×
94	throw new ArgumentNullException(nameof(instance));	×
95
96	if (_setter == null \|\| !HasSetter)	×
97	throw new InvalidOperationException($"Field '{Name}' does not have a setter.");	×
98
99	var set = _setter.Value;	×
100	if (set == null)	×
101	throw new InvalidOperationException($"Field '{Name}' does not have a setter.");	×
102
103	set(instance, value);	×
104	}	×
105	}

loresoft / FluentCommand / 16300818838

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