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using System;
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using System.Reflection;
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namespace Implab {
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public class FailedPromise : IPromise {
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readonly Exception m_error;
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public FailedPromise(Exception error) {
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Safe.ArgumentNotNull(error, "error");
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m_error = error;
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}
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#region IPromise implementation
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public IPromise On(Action success, Action<Exception> error, Action<Exception> cancel) {
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if (error != null) {
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try {
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error(m_error);
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// Analysis disable once EmptyGeneralCatchClause
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} catch {
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}
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}
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return this;
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}
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public IPromise On(Action success, Action<Exception> error) {
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if (error != null) {
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try {
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error(m_error);
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// Analysis disable once EmptyGeneralCatchClause
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} catch {
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}
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}
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return this;
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}
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public IPromise On(Action success) {
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return this;
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}
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public IPromise On(Action handler, PromiseEventType events) {
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if ((events & PromiseEventType.Error) != 0) {
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try {
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handler();
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// Analysis disable once EmptyGeneralCatchClause
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} catch {
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}
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}
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return this;
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}
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public IPromise<T> Cast<T>() {
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return (IPromise<T>)this;
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}
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public void Join() {
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throw new TargetInvocationException(RejectReason);
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}
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public void Join(int timeout) {
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throw new TargetInvocationException(RejectReason);
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}
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public virtual Type ResultType {
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get {
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return typeof(void);
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}
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}
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public bool IsFulfilled {
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get {
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return true;
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}
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}
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public bool IsCancelled {
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get {
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return false;
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}
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}
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public Exception RejectReason {
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get {
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return m_error;
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}
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}
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#endregion
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#region ICancellable implementation
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public void Cancel() {
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}
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public void Cancel(Exception reason) {
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}
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#endregion
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}
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}
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