Amélioration du parser Bakefile : gestion des espaces et des commentaires dans les dépendances, commandes et variables
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@ -6,6 +6,7 @@ import java.nio.file.Paths;
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import java.util.*;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.stream.Collectors;
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public class BakefileParser {
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/**
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@ -17,19 +18,19 @@ public class BakefileParser {
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* Regex pour détecter les targets et leurs dépendances.
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* Format : "nom : dépendance1 dépendance2"
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*/
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private static final Pattern TARGET_PATTERN = Pattern.compile("^(\\S+)\\s*:\\s*(.*)$");
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private static final Pattern TARGET_PATTERN = Pattern.compile("^(\\S+)\\s*:\\s*([^#]*?)\\s*(?:#.*)?$");
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/**
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* Regex pour détecter les lignes de commande associées à une target.
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* Format : " gcc -o program program.c" (ligne indentée)
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*/
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private static final Pattern COMMAND_PATTERN = Pattern.compile("^\\t(.+)$");
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private static final Pattern COMMAND_PATTERN = Pattern.compile("^\\t(.+?)(?:#.*)?$");
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/**
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* Regex pour détecter les définitions de variables.
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* Format : "FLAGS = -ansi -pedantic"
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*/
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private static final Pattern VARIABLE_PATTERN = Pattern.compile("^(\\w+)\\s*=\\s*(.*)$");
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private static final Pattern VARIABLE_PATTERN = Pattern.compile("^(\\w+)\\s*=\\s*([^#]*?)\\s*(?:#.*)?$");
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/**
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* Première cible trouvée dans le fichier Bakefile.
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@ -47,6 +48,22 @@ public class BakefileParser {
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firstTarget = null;
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}
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private List<String> splitDependencies(String depStr) {
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if (depStr == null || depStr.trim().isEmpty()) {
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return new ArrayList<>();
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}
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// Remplacer les variables avant de split
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String resolvedStr = replaceVariables(depStr.trim());
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// Split sur un ou plusieurs espaces et filtrer les chaînes vides
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return Arrays.stream(resolvedStr.split("\\s+"))
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.map(String::trim)
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.filter(s -> !s.isEmpty())
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.collect(Collectors.toList());
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}
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public List<Rule> parse() {
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List<Rule> rules = new ArrayList<>();
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Set<String> phonyTargets = new HashSet<>();
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@ -74,31 +91,32 @@ public class BakefileParser {
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continue;
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}
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if (line.matches("^ +.*$")) { // Détecte les lignes commençant par des espaces
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if (line.matches("^ +.*$")) {
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System.err.println(filename + ":" + lineNumber + ": *** missing separator. Stop.");
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System.exit(1);
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}
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if (varMatcher.matches()) {
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variables.put(varMatcher.group(1), varMatcher.group(2));
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// Stocke la variable en enlevant les espaces en début et fin
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variables.put(varMatcher.group(1), varMatcher.group(2).trim());
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} else if (targetMatcher.matches()) {
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if (currentTarget != null) {
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rules.add(new Rule(
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replaceVariables(currentTarget),
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replaceVariablesInList(dependencies),
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replaceVariablesInList(commands),
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phonyTargets.contains(currentTarget)
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));
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replaceVariables(currentTarget.trim()),
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splitDependencies(dependencies.stream()
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.collect(Collectors.joining(" "))),
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replaceVariablesInList(commands),
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phonyTargets.contains(currentTarget.trim())
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));
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}
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currentTarget = targetMatcher.group(1);
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String depStr = targetMatcher.group(2).trim();
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dependencies = depStr.isEmpty() ? new ArrayList<>() : new ArrayList<>(Arrays.asList(depStr.split("\\s+")));
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String depStr = targetMatcher.group(2);
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dependencies = splitDependencies(depStr);
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if (firstTarget == null) {
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firstTarget = replaceVariables(currentTarget);
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firstTarget = replaceVariables(currentTarget.trim());
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}
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if (currentTarget.equals("clean")) {
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phonyTargets.add(currentTarget);
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@ -106,16 +124,16 @@ public class BakefileParser {
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commands = new ArrayList<>();
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} else if (commandMatcher.matches()) {
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commands.add(commandMatcher.group(1));
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commands.add(commandMatcher.group(1).trim());
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}
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}
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if (currentTarget != null) {
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rules.add(new Rule(
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replaceVariables(currentTarget),
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replaceVariables(currentTarget.trim()),
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replaceVariablesInList(dependencies),
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replaceVariablesInList(commands),
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phonyTargets.contains(currentTarget)
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phonyTargets.contains(currentTarget.trim())
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));
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}
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@ -134,14 +152,13 @@ public class BakefileParser {
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for (Map.Entry<String, String> entry : variables.entrySet()) {
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String key = "$(" + entry.getKey() + ")";
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if (result.contains(key)) {
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result = result.replace(key, entry.getValue());
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result = result.replace(key, entry.getValue().trim());
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replaced = true;
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}
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}
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} while (replaced);
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return result;
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return result.trim();
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}
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private List<String> replaceVariablesInList(List<String> items) {
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List<String> resolved = new ArrayList<>();
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