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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.docgen.skylark;
import com.google.devtools.build.lib.skylarkinterface.Param;
import com.google.devtools.build.lib.skylarkinterface.ParamType;
/**
* A class containing the documentation for a Skylark method parameter.
*/
public final class SkylarkParamDoc extends SkylarkDoc {
private SkylarkMethodDoc method;
private Param param;
public SkylarkParamDoc(SkylarkMethodDoc method, Param param) {
this.method = method;
this.param = param;
}
/**
* Returns the string representing the type of this parameter with the link to the
* documentation for the type if available.
*
* <p>If the parameter type is Object, then returns the empty string. If the parameter
* type is not a generic, then this method returns a string representing the type name
* with a link to the documentation for the type if available. If the parameter type
* is a generic, then this method returns a string "CONTAINER of TYPE".
*/
public String getType() {
if (param.type().equals(Object.class)) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < param.allowedTypes().length; i++) {
ParamType paramType = param.allowedTypes()[i];
if (paramType.generic1().equals(Object.class)) {
sb.append(getTypeAnchor(paramType.type()));
} else {
sb.append(getTypeAnchor(paramType.type(), paramType.generic1()));
}
if (i < param.allowedTypes().length - 1) {
sb.append("; or ");
}
}
return sb.toString();
}
if (param.generic1().equals(Object.class)) {
return getTypeAnchor(param.type());
} else {
return getTypeAnchor(param.type(), param.generic1());
}
}
public SkylarkMethodDoc getMethod() {
return method;
}
@Override public String getName() {
return param.name();
}
@Override
protected String getEntityDocumentation() {
return param.doc();
}
}
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