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Language Server Protocol implementation for 1C (BSL) - 1C:Enterprise 8 and OneScript languages.
/*
* This file is a part of BSL Language Server.
*
* Copyright (c) 2018-2022
* Alexey Sosnoviy , Nikita Fedkin and contributors
*
* SPDX-License-Identifier: LGPL-3.0-or-later
*
* BSL Language Server is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
*
* BSL Language Server is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with BSL Language Server.
*/
package com.github._1c_syntax.bsl.languageserver.diagnostics;
import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticCompatibilityMode;
import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticMetadata;
import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticParameter;
import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticSeverity;
import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticTag;
import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticType;
import com.github._1c_syntax.bsl.languageserver.utils.DiagnosticHelper;
import com.github._1c_syntax.bsl.languageserver.utils.Trees;
import com.github._1c_syntax.bsl.parser.BSLParser;
import com.github._1c_syntax.bsl.support.CompatibilityMode;
import com.github._1c_syntax.utils.CaseInsensitivePattern;
import org.antlr.v4.runtime.tree.ParseTree;
import javax.annotation.CheckForNull;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
@DiagnosticMetadata(
type = DiagnosticType.ERROR,
severity = DiagnosticSeverity.CRITICAL,
minutesToFix = 5,
tags = {
DiagnosticTag.UNPREDICTABLE,
DiagnosticTag.STANDARD
}
)
public class TimeoutsInExternalResourcesDiagnostic extends AbstractVisitorDiagnostic {
private static final Pattern PATTERN_TIMEOUT = CaseInsensitivePattern.compile(
"^\\.(Таймаут|Timeout)"
);
private static final Pattern PATTERN_NEW_EXPRESSION = CaseInsensitivePattern.compile(
"^(FTPСоединение|FTPConnection|HTTPСоединение|HTTPConnection|WSОпределения|WSDefinitions|WSПрокси|WSProxy)"
);
private static final Pattern PATTERN_NEW_EXPRESSION_WITH_MAIL = CaseInsensitivePattern.compile(
"^(FTPСоединение|FTPConnection|HTTPСоединение|HTTPConnection|WSОпределения|WSDefinitions|WSПрокси|WSProxy" +
"|ИнтернетПочтовыйПрофиль|InternetMailProfile)"
);
private static final boolean ANALYZING_MAIL = true;
private int defaultNumberTimeout = 5;
private int defaultNumberTimeoutFtp = 6;
private int defaultNumberTimeoutWsd = 4;
@DiagnosticParameter(
type = Boolean.class,
defaultValue = "" + ANALYZING_MAIL
)
private boolean analyzeInternetMailProfileZeroTimeout = ANALYZING_MAIL;
private Pattern getPatternNewExpression() {
if (analyzeInternetMailProfileZeroTimeout) {
return PATTERN_NEW_EXPRESSION_WITH_MAIL;
} else {
return PATTERN_NEW_EXPRESSION;
}
}
private static String getVariableName(@CheckForNull BSLParser.StatementContext statement) {
var variableName = "";
if (statement != null && statement.assignment() != null) {
var lValueContext = statement.assignment().lValue();
if (lValueContext != null) {
variableName = lValueContext.getStart().getText();
}
}
return variableName;
}
private boolean isSpecificTypeName(BSLParser.NewExpressionContext newExpression) {
var typeNameContext = newExpression.typeName();
if (typeNameContext == null) {
return false;
}
return getPatternNewExpression().matcher(typeNameContext.getText()).find();
}
private static boolean isWSDefinitions(BSLParser.NewExpressionContext newExpression) {
return newExpression.typeName() != null && DiagnosticHelper.isWSDefinitionsType(newExpression.typeName());
}
private static boolean isFTPConnection(BSLParser.NewExpressionContext newExpression) {
return newExpression.typeName() != null && DiagnosticHelper.isFTPConnectionType(newExpression.typeName());
}
private static boolean isInternetMailProfile(BSLParser.NewExpressionContext newExpression) {
return newExpression.typeName() != null && DiagnosticHelper.isInternetMailProfileType(newExpression.typeName());
}
private static boolean isNumberOrVariable(BSLParser.MemberContext member) {
if (member.constValue() != null) {
return (member.constValue().numeric() != null);
} else {
return (member.complexIdentifier() != null);
}
}
private boolean checkTimeoutIntoParamList(BSLParser.NewExpressionContext newExpression, AtomicBoolean isContact) {
var doCallContext = newExpression.doCall();
if (doCallContext == null) {
return true;
}
int numberTimeout;
if (isWSDefinitions(newExpression)) {
numberTimeout = defaultNumberTimeoutWsd;
} else if (isFTPConnection(newExpression)) {
numberTimeout = defaultNumberTimeoutFtp;
} else if (isInternetMailProfile(newExpression)) {
numberTimeout = 5;
} else {
numberTimeout = defaultNumberTimeout;
}
List listParams = doCallContext.callParamList().callParam();
if (listParams == null || listParams.size() <= numberTimeout) {
return true;
}
var needContinue = true;
BSLParser.ExpressionContext expression = listParams.get(numberTimeout).expression();
if (expression != null && !expression.member().isEmpty()) {
var memberContext = expression.member(0);
if (isNumberOrVariable(memberContext)) {
needContinue = false;
isContact.set(false);
}
}
return needContinue;
}
private static void checkNextStatement(
Collection listNextStatements,
String variableName,
AtomicBoolean isContact
) {
listNextStatements.forEach((BSLParser.StatementContext localStatement) -> {
String thisVariableName = getVariableName(localStatement);
if (thisVariableName.equalsIgnoreCase(variableName)
&& isTimeoutModifier(localStatement)
&& isNumberOrVariable(localStatement.assignment().expression().member(0))) {
isContact.set(false);
}
});
}
private static boolean isTimeoutModifier(BSLParser.StatementContext localStatement) {
var assignmentContext = localStatement.assignment();
if (assignmentContext == null) {
return false;
}
BSLParser.LValueContext lValue = assignmentContext.lValue();
if (!lValue.isEmpty()) {
BSLParser.AcceptorContext acceptor = lValue.acceptor();
if (acceptor != null) {
List allRuleNodes = new ArrayList<>(Trees.findAllRuleNodes(acceptor, BSLParser.RULE_accessProperty));
if (!allRuleNodes.isEmpty()) {
BSLParser.AccessPropertyContext accessProperty = (BSLParser.AccessPropertyContext) allRuleNodes.get(0);
return PATTERN_TIMEOUT.matcher(accessProperty.getText()).find();
}
}
}
return false;
}
@Override
public ParseTree visitCodeBlock(BSLParser.CodeBlockContext ctx) {
Trees.findAllRuleNodes(ctx, BSLParser.RULE_newExpression).stream()
.map(BSLParser.NewExpressionContext.class::cast)
.forEach((BSLParser.NewExpressionContext newExpression) -> {
var isContact = new AtomicBoolean(true);
if (isSpecificTypeName(newExpression)) {
if (checkTimeoutIntoParamList(newExpression, isContact)) {
var statementContext = (BSLParser.StatementContext)
Trees.getAncestorByRuleIndex(newExpression, BSLParser.RULE_statement);
String variableName = getVariableName(statementContext);
int filterLine = newExpression.getStart().getLine();
Collection listNextStatements =
Trees.findAllRuleNodes(ctx, BSLParser.RULE_statement)
.stream()
.map(node -> (BSLParser.StatementContext) node)
.filter(node -> node.getStart().getLine() > filterLine)
.collect(Collectors.toList());
checkNextStatement(listNextStatements, variableName, isContact);
}
if (isContact.get()) {
diagnosticStorage.addDiagnostic(newExpression, info.getMessage());
}
}
});
return ctx;
}
@Override
public ParseTree visitFile(BSLParser.FileContext ctx) {
var diagnosticCompatibility = documentContext
.getServerContext()
.getConfiguration()
.getCompatibilityMode();
if (diagnosticCompatibility != null
&& CompatibilityMode.compareTo(diagnosticCompatibility,
DiagnosticCompatibilityMode.UNDEFINED.getCompatibilityMode()) != 0) {
if (CompatibilityMode.compareTo(diagnosticCompatibility,
DiagnosticCompatibilityMode.COMPATIBILITY_MODE_8_3_7.getCompatibilityMode()) == 1) {
defaultNumberTimeout = 4;
defaultNumberTimeoutWsd = 3;
}
if (CompatibilityMode.compareTo(diagnosticCompatibility,
DiagnosticCompatibilityMode.COMPATIBILITY_MODE_8_3_9.getCompatibilityMode()) == 1) {
defaultNumberTimeoutFtp = 5;
}
}
return super.visitFile(ctx);
}
}