Examples with DartFile com.jetbrains.lang.dart.psi.DartFile used on opensource projects

Example 11 with DartFile

use of com.jetbrains.lang.dart.psi.DartFile in project flutter-intellij by flutter.

the class MainFile method verify.

/**
 * Verifies that the given path points to an entrypoint file within a Flutter app.
 * <p>
 * If there is an error, {@link Result#canLaunch} will return false and the error is available via {@link Result#getError}
 */
@NotNull
public static MainFile.Result verify(@Nullable String path, Project project) {
    if (!ApplicationManager.getApplication().isReadAccessAllowed()) {
        throw new IllegalStateException("need read access");
    }
    if (StringUtil.isEmptyOrSpaces(path)) {
        return error(FlutterBundle.message("entrypoint.not.set"));
    }
    final VirtualFile file = LocalFileSystem.getInstance().findFileByPath(path);
    if (file == null) {
        return error(FlutterBundle.message("entrypoint.not.found", FileUtil.toSystemDependentName(path)));
    }
    if (file.getFileType() != DartFileType.INSTANCE) {
        return error(FlutterBundle.message("entrypoint.not.dart"));
    }
    final PsiFile psi = PsiManager.getInstance(project).findFile(file);
    if (!(psi instanceof DartFile)) {
        return error(FlutterBundle.message("entrypoint.not.dart"));
    }
    final DartFile dart = (DartFile) psi;
    if (DartResolveUtil.getMainFunction(dart) == null) {
        return error(FlutterBundle.message("main.not.in.entrypoint"));
    }
    if (!inProject(file, project)) {
        return error(FlutterBundle.message("entrypoint.not.in.project"));
    }
    final VirtualFile dir = findAppDir(file, project);
    if (dir == null) {
        return error(FlutterBundle.message("entrypoint.not.in.app.dir"));
    }
    final boolean hasFlutterImports = findImportUrls(dart).anyMatch((url) -> url.startsWith("package:flutter/"));
    return new MainFile.Result(new MainFile(file, dir, hasFlutterImports), null);
}